./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--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_3755a6cd-35f0-485b-ac6b-ebcb017e11c8/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3755a6cd-35f0-485b-ac6b-ebcb017e11c8/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_3755a6cd-35f0-485b-ac6b-ebcb017e11c8/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3755a6cd-35f0-485b-ac6b-ebcb017e11c8/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3755a6cd-35f0-485b-ac6b-ebcb017e11c8/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_3755a6cd-35f0-485b-ac6b-ebcb017e11c8/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 c2eca57a5da93969f420ef66a43eef700b57eeaba53725b7d356e0e888c0b0bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:50:20,509 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:50:20,646 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3755a6cd-35f0-485b-ac6b-ebcb017e11c8/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 22:50:20,657 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:50:20,658 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:50:20,693 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:50:20,694 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:50:20,694 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:50:20,695 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:50:20,702 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:50:20,703 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:50:20,704 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:50:20,704 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:50:20,706 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:50:20,706 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:50:20,707 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:50:20,707 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:50:20,707 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:50:20,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:50:20,708 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:50:20,709 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:50:20,709 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:50:20,710 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:50:20,711 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:50:20,711 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:50:20,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:50:20,712 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:50:20,712 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:50:20,713 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:50:20,713 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:50:20,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:50:20,715 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:50:20,715 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:50:20,715 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:50:20,716 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:50:20,716 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:50:20,716 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_3755a6cd-35f0-485b-ac6b-ebcb017e11c8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3755a6cd-35f0-485b-ac6b-ebcb017e11c8/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2eca57a5da93969f420ef66a43eef700b57eeaba53725b7d356e0e888c0b0bc [2023-11-06 22:50:21,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:50:21,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:50:21,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:50:21,096 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:50:21,096 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:50:21,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3755a6cd-35f0-485b-ac6b-ebcb017e11c8/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2023-11-06 22:50:24,880 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:50:25,865 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:50:25,871 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3755a6cd-35f0-485b-ac6b-ebcb017e11c8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2023-11-06 22:50:25,937 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3755a6cd-35f0-485b-ac6b-ebcb017e11c8/bin/uautomizer-verify-WvqO1wxjHP/data/3bec6e519/e45de15beb21475fa740d6efc3a00943/FLAG53a3c1cca [2023-11-06 22:50:25,957 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3755a6cd-35f0-485b-ac6b-ebcb017e11c8/bin/uautomizer-verify-WvqO1wxjHP/data/3bec6e519/e45de15beb21475fa740d6efc3a00943 [2023-11-06 22:50:25,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:50:25,966 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:50:25,967 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:50:25,968 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:50:25,975 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:50:25,976 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:50:25" (1/1) ... [2023-11-06 22:50:25,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@665cc0da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:50:25, skipping insertion in model container [2023-11-06 22:50:25,978 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:50:25" (1/1) ... [2023-11-06 22:50:26,250 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:50:30,968 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_3755a6cd-35f0-485b-ac6b-ebcb017e11c8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i[377645,377658] [2023-11-06 22:50:31,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:50:31,240 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:50:31,463 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"); [6576] [2023-11-06 22:50:31,466 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)); [6583] [2023-11-06 22:50:31,467 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"); [6591-6592] [2023-11-06 22:50:31,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [6605] [2023-11-06 22:50:31,589 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)); [7397-7398] [2023-11-06 22:50:31,590 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7403] [2023-11-06 22:50:31,594 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [7553] [2023-11-06 22:50:31,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7556] [2023-11-06 22:50:31,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7559] [2023-11-06 22:50:31,596 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7562] [2023-11-06 22:50:31,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [7573] [2023-11-06 22:50:31,598 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7576] [2023-11-06 22:50:31,599 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7579] [2023-11-06 22:50:31,599 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7582] [2023-11-06 22:50:31,600 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [7593] [2023-11-06 22:50:31,602 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7596] [2023-11-06 22:50:31,603 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7599] [2023-11-06 22:50:31,603 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7602] [2023-11-06 22:50:31,604 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [7613] [2023-11-06 22:50:31,604 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7616] [2023-11-06 22:50:31,605 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7619] [2023-11-06 22:50:31,605 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7622] [2023-11-06 22:50:32,181 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_3755a6cd-35f0-485b-ac6b-ebcb017e11c8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i[377645,377658] [2023-11-06 22:50:32,193 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:50:32,596 WARN L672 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:50:32,596 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:50:32,606 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:50:32,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:50:32 WrapperNode [2023-11-06 22:50:32,607 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:50:32,610 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:50:32,610 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:50:32,611 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:50:32,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:50:32" (1/1) ... [2023-11-06 22:50:32,847 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:50:32" (1/1) ... [2023-11-06 22:50:33,137 INFO L138 Inliner]: procedures = 440, calls = 2556, calls flagged for inlining = 199, calls inlined = 147, statements flattened = 6226 [2023-11-06 22:50:33,139 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:50:33,140 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:50:33,140 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:50:33,141 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:50:33,154 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:50:32" (1/1) ... [2023-11-06 22:50:33,154 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:50:32" (1/1) ... [2023-11-06 22:50:33,242 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:50:32" (1/1) ... [2023-11-06 22:50:33,243 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:50:32" (1/1) ... [2023-11-06 22:50:33,429 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:50:32" (1/1) ... [2023-11-06 22:50:33,485 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:50:32" (1/1) ... [2023-11-06 22:50:33,666 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:50:32" (1/1) ... [2023-11-06 22:50:33,706 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:50:32" (1/1) ... [2023-11-06 22:50:33,833 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:50:33,837 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:50:33,837 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:50:33,837 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:50:33,838 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:50:32" (1/1) ... [2023-11-06 22:50:33,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:50:33,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3755a6cd-35f0-485b-ac6b-ebcb017e11c8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:50:33,877 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3755a6cd-35f0-485b-ac6b-ebcb017e11c8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:50:33,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3755a6cd-35f0-485b-ac6b-ebcb017e11c8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:50:33,924 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_settings [2023-11-06 22:50:33,924 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_settings [2023-11-06 22:50:33,924 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2023-11-06 22:50:33,924 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2023-11-06 22:50:33,925 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_byte [2023-11-06 22:50:33,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_byte [2023-11-06 22:50:33,925 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_work_func_t [2023-11-06 22:50:33,925 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_work_func_t [2023-11-06 22:50:33,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-06 22:50:33,926 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-06 22:50:33,926 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2023-11-06 22:50:33,926 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2023-11-06 22:50:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-06 22:50:33,927 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-06 22:50:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_settings [2023-11-06 22:50:33,927 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_settings [2023-11-06 22:50:33,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-06 22:50:33,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-06 22:50:33,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-06 22:50:33,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-06 22:50:33,928 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_rx_vlan_en [2023-11-06 22:50:33,929 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_rx_vlan_en [2023-11-06 22:50:33,929 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mmd_write [2023-11-06 22:50:33,929 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mmd_write [2023-11-06 22:50:33,929 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_disconnect [2023-11-06 22:50:33,930 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_disconnect [2023-11-06 22:50:33,930 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2023-11-06 22:50:33,930 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2023-11-06 22:50:33,930 INFO L130 BoogieDeclarations]: Found specification of procedure set_carrier [2023-11-06 22:50:33,930 INFO L138 BoogieDeclarations]: Found implementation of procedure set_carrier [2023-11-06 22:50:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2023-11-06 22:50:33,931 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2023-11-06 22:50:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_speed [2023-11-06 22:50:33,931 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_speed [2023-11-06 22:50:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2023-11-06 22:50:33,932 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2023-11-06 22:50:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure pla_ocp_read [2023-11-06 22:50:33,932 INFO L138 BoogieDeclarations]: Found implementation of procedure pla_ocp_read [2023-11-06 22:50:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-06 22:50:33,932 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-06 22:50:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2023-11-06 22:50:33,933 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2023-11-06 22:50:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-06 22:50:33,933 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-06 22:50:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_nic_reset [2023-11-06 22:50:33,934 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_nic_reset [2023-11-06 22:50:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_eee_en [2023-11-06 22:50:33,934 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_eee_en [2023-11-06 22:50:33,934 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_reg_read [2023-11-06 22:50:33,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_reg_read [2023-11-06 22:50:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-06 22:50:33,935 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-06 22:50:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-06 22:50:33,935 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-06 22:50:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_eee_plus [2023-11-06 22:50:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_eee_plus [2023-11-06 22:50:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_disable_aldps [2023-11-06 22:50:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_disable_aldps [2023-11-06 22:50:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_dword [2023-11-06 22:50:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_dword [2023-11-06 22:50:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_adv_to_mmd_eee_adv_t [2023-11-06 22:50:33,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_adv_to_mmd_eee_adv_t [2023-11-06 22:50:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2023-11-06 22:50:33,937 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2023-11-06 22:50:33,937 INFO L130 BoogieDeclarations]: Found specification of procedure pla_ocp_write [2023-11-06 22:50:33,938 INFO L138 BoogieDeclarations]: Found implementation of procedure pla_ocp_write [2023-11-06 22:50:33,938 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-06 22:50:33,938 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-06 22:50:33,938 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-06 22:50:33,938 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-06 22:50:33,939 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-06 22:50:33,939 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-06 22:50:33,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-06 22:50:33,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-06 22:50:33,939 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_speed [2023-11-06 22:50:33,940 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_speed [2023-11-06 22:50:33,940 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-06 22:50:33,940 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-06 22:50:33,940 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_dword [2023-11-06 22:50:33,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_dword [2023-11-06 22:50:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:50:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mdio_write [2023-11-06 22:50:33,941 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mdio_write [2023-11-06 22:50:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-06 22:50:33,942 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-06 22:50:33,942 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_set_rx_early_timeout [2023-11-06 22:50:33,942 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_set_rx_early_timeout [2023-11-06 22:50:33,942 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-06 22:50:33,942 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-06 22:50:33,942 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_submit_rx [2023-11-06 22:50:33,943 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_submit_rx [2023-11-06 22:50:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-06 22:50:33,943 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-06 22:50:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-06 22:50:33,943 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-06 22:50:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-06 22:50:33,944 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-06 22:50:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_enable_fc [2023-11-06 22:50:33,944 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_enable_fc [2023-11-06 22:50:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-06 22:50:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_probe [2023-11-06 22:50:33,945 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_probe [2023-11-06 22:50:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-06 22:50:33,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-06 22:50:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-06 22:50:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2023-11-06 22:50:33,946 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2023-11-06 22:50:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:50:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-06 22:50:33,946 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-06 22:50:33,947 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_node [2023-11-06 22:50:33,947 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_node [2023-11-06 22:50:33,947 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-06 22:50:33,947 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-06 22:50:33,947 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_copy [2023-11-06 22:50:33,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_copy [2023-11-06 22:50:33,948 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-06 22:50:33,948 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-06 22:50:33,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-06 22:50:33,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-06 22:50:33,949 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_features [2023-11-06 22:50:33,949 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_features [2023-11-06 22:50:33,949 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-06 22:50:33,949 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-06 22:50:33,949 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_eee_en [2023-11-06 22:50:33,950 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_eee_en [2023-11-06 22:50:33,950 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_open [2023-11-06 22:50:33,950 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_open [2023-11-06 22:50:33,950 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-06 22:50:33,950 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-06 22:50:33,951 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2023-11-06 22:50:33,951 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2023-11-06 22:50:33,951 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_runtime_suspend_enable [2023-11-06 22:50:33,951 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_runtime_suspend_enable [2023-11-06 22:50:33,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-06 22:50:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-06 22:50:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_power_cut_en [2023-11-06 22:50:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_power_cut_en [2023-11-06 22:50:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure generic_ocp_read [2023-11-06 22:50:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_ocp_read [2023-11-06 22:50:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2023-11-06 22:50:33,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2023-11-06 22:50:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ethtool_get_eee [2023-11-06 22:50:33,953 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ethtool_get_eee [2023-11-06 22:50:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_tail [2023-11-06 22:50:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_tail [2023-11-06 22:50:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:50:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_tally_reset [2023-11-06 22:50:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_tally_reset [2023-11-06 22:50:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2023-11-06 22:50:33,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2023-11-06 22:50:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_resume [2023-11-06 22:50:33,955 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_resume [2023-11-06 22:50:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:50:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-06 22:50:33,956 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-06 22:50:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure rxdy_gated_en [2023-11-06 22:50:33,956 INFO L138 BoogieDeclarations]: Found implementation of procedure rxdy_gated_en [2023-11-06 22:50:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 22:50:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-06 22:50:33,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-06 22:50:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_set_rx_early_size [2023-11-06 22:50:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_set_rx_early_size [2023-11-06 22:50:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-06 22:50:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-06 22:50:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_splice [2023-11-06 22:50:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_splice [2023-11-06 22:50:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-06 22:50:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-06 22:50:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2023-11-06 22:50:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2023-11-06 22:50:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-06 22:50:33,959 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-06 22:50:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_coalesce [2023-11-06 22:50:33,959 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_coalesce [2023-11-06 22:50:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_word [2023-11-06 22:50:33,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_word [2023-11-06 22:50:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-06 22:50:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-06 22:50:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_rx_mode [2023-11-06 22:50:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_rx_mode [2023-11-06 22:50:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_ioctl [2023-11-06 22:50:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_ioctl [2023-11-06 22:50:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2023-11-06 22:50:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2023-11-06 22:50:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_disable_aldps [2023-11-06 22:50:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_disable_aldps [2023-11-06 22:50:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-06 22:50:33,962 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-06 22:50:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_change_mtu [2023-11-06 22:50:33,962 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_change_mtu [2023-11-06 22:50:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:50:33,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:50:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-06 22:50:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-06 22:50:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-06 22:50:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-06 22:50:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-11-06 22:50:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-11-06 22:50:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-06 22:50:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-06 22:50:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-06 22:50:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-06 22:50:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-06 22:50:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-06 22:50:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2023-11-06 22:50:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2023-11-06 22:50:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure mmd_eee_cap_to_ethtool_sup_t [2023-11-06 22:50:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure mmd_eee_cap_to_ethtool_sup_t [2023-11-06 22:50:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2023-11-06 22:50:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2023-11-06 22:50:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-06 22:50:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-06 22:50:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_disable [2023-11-06 22:50:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_disable [2023-11-06 22:50:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_enable [2023-11-06 22:50:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_enable [2023-11-06 22:50:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2023-11-06 22:50:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2023-11-06 22:50:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-06 22:50:33,968 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-06 22:50:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ethtool_set_eee [2023-11-06 22:50:33,968 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ethtool_set_eee [2023-11-06 22:50:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-11-06 22:50:33,968 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-11-06 22:50:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-06 22:50:33,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-06 22:50:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2023-11-06 22:50:33,969 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2023-11-06 22:50:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-06 22:50:33,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-06 22:50:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:50:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:50:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-06 22:50:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-06 22:50:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure generic_ocp_write [2023-11-06 22:50:33,970 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_ocp_write [2023-11-06 22:50:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_nway_reset [2023-11-06 22:50:33,971 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_nway_reset [2023-11-06 22:50:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_coalesce [2023-11-06 22:50:33,971 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_coalesce [2023-11-06 22:50:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-06 22:50:33,971 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-06 22:50:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:50:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure tx_agg_align [2023-11-06 22:50:33,972 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_agg_align [2023-11-06 22:50:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-06 22:50:33,972 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-06 22:50:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_features_check [2023-11-06 22:50:33,973 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_features_check [2023-11-06 22:50:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-06 22:50:33,973 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-06 22:50:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 22:50:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-06 22:50:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-06 22:50:33,974 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_reg_write [2023-11-06 22:50:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_reg_write [2023-11-06 22:50:33,974 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_tx_timeout [2023-11-06 22:50:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_tx_timeout [2023-11-06 22:50:33,974 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2023-11-06 22:50:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2023-11-06 22:50:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 22:50:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure rx_agg_align [2023-11-06 22:50:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_agg_align [2023-11-06 22:50:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl_get_wol [2023-11-06 22:50:33,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl_get_wol [2023-11-06 22:50:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-06 22:50:33,976 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-06 22:50:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-06 22:50:33,976 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-06 22:50:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-06 22:50:33,977 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-06 22:50:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_start_rx [2023-11-06 22:50:33,977 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_start_rx [2023-11-06 22:50:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-06 22:50:33,977 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-06 22:50:33,978 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mmd_indirect [2023-11-06 22:50:33,978 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mmd_indirect [2023-11-06 22:50:33,978 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl_set_wol [2023-11-06 22:50:33,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl_set_wol [2023-11-06 22:50:33,978 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_power_cut_en [2023-11-06 22:50:33,979 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_power_cut_en [2023-11-06 22:50:33,979 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_word [2023-11-06 22:50:33,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_word [2023-11-06 22:50:33,979 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_stop_rx [2023-11-06 22:50:33,979 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_stop_rx [2023-11-06 22:50:33,979 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-06 22:50:33,980 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-06 22:50:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2023-11-06 22:50:33,980 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2023-11-06 22:50:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-06 22:50:33,980 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-06 22:50:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_splice_init [2023-11-06 22:50:33,981 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_splice_init [2023-11-06 22:50:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_wol [2023-11-06 22:50:33,981 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_wol [2023-11-06 22:50:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-06 22:50:33,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-06 22:50:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2023-11-06 22:50:33,982 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2023-11-06 22:50:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2023-11-06 22:50:33,982 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2023-11-06 22:50:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-06 22:50:33,982 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-06 22:50:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-06 22:50:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-06 22:50:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mmd_read [2023-11-06 22:50:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mmd_read [2023-11-06 22:50:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_teredo_off [2023-11-06 22:50:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_teredo_off [2023-11-06 22:50:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:50:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2023-11-06 22:50:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2023-11-06 22:50:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-11-06 22:50:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-11-06 22:50:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-06 22:50:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-06 22:50:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_close [2023-11-06 22:50:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_close [2023-11-06 22:50:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_u1u2en [2023-11-06 22:50:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_u1u2en [2023-11-06 22:50:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_enable_aldps [2023-11-06 22:50:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_enable_aldps [2023-11-06 22:50:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_drop_queued_tx [2023-11-06 22:50:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_drop_queued_tx [2023-11-06 22:50:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-06 22:50:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-06 22:50:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mdio_read [2023-11-06 22:50:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mdio_read [2023-11-06 22:50:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_enable_aldps [2023-11-06 22:50:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_enable_aldps [2023-11-06 22:50:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_mem [2023-11-06 22:50:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_mem [2023-11-06 22:50:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2023-11-06 22:50:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2023-11-06 22:50:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_byte [2023-11-06 22:50:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_byte [2023-11-06 22:50:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_mac_address [2023-11-06 22:50:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_mac_address [2023-11-06 22:50:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure sram_write [2023-11-06 22:50:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure sram_write [2023-11-06 22:50:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure set_tx_qlen [2023-11-06 22:50:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure set_tx_qlen [2023-11-06 22:50:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-06 22:50:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-06 22:50:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-06 22:50:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-06 22:50:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure get_registers [2023-11-06 22:50:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure get_registers [2023-11-06 22:50:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:50:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure set_registers [2023-11-06 22:50:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure set_registers [2023-11-06 22:50:35,101 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:50:35,112 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:50:35,482 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-06 22:51:37,798 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:51:37,836 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:51:37,836 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-06 22:51:37,843 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:51:37 BoogieIcfgContainer [2023-11-06 22:51:37,844 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:51:37,848 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:51:37,848 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:51:37,851 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:51:37,852 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:50:25" (1/3) ... [2023-11-06 22:51:37,854 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c88fcc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:51:37, skipping insertion in model container [2023-11-06 22:51:37,854 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:50:32" (2/3) ... [2023-11-06 22:51:37,855 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c88fcc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:51:37, skipping insertion in model container [2023-11-06 22:51:37,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:51:37" (3/3) ... [2023-11-06 22:51:37,857 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2023-11-06 22:51:37,882 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:51:37,882 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:51:38,047 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:51:38,056 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;@1ae959ce, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:51:38,056 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:51:38,079 INFO L276 IsEmpty]: Start isEmpty. Operand has 3374 states, 2314 states have (on average 1.41961970613656) internal successors, (3285), 2387 states have internal predecessors, (3285), 891 states have call successors, (891), 168 states have call predecessors, (891), 167 states have return successors, (885), 868 states have call predecessors, (885), 885 states have call successors, (885) [2023-11-06 22:51:38,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2023-11-06 22:51:38,156 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:51:38,157 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:51:38,160 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:51:38,169 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:51:38,169 INFO L85 PathProgramCache]: Analyzing trace with hash -1547401279, now seen corresponding path program 1 times [2023-11-06 22:51:38,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:51:38,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232266039] [2023-11-06 22:51:38,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:51:38,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:51:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:58,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:51:58,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:58,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:51:58,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:51:59,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:51:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:51:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:51:59,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:51:59,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:51:59,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:51:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:51:59,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:51:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:51:59,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-06 22:51:59,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:51:59,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:51:59,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 22:51:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:51:59,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:51:59,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-06 22:51:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:51:59,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:51:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-06 22:51:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:51:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:51:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-06 22:51:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:51:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:51:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-06 22:51:59,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:51:59,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-06 22:51:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:51:59,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-06 22:51:59,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:51:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-06 22:51:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:51:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-06 22:51:59,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:51:59,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-06 22:51:59,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:51:59,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-11-06 22:51:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:51:59,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-06 22:51:59,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:51:59,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-06 22:51:59,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-06 22:51:59,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-06 22:51:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:51:59,794 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 22:51:59,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:51:59,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232266039] [2023-11-06 22:51:59,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232266039] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:51:59,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:51:59,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:51:59,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389023580] [2023-11-06 22:51:59,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:51:59,807 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:51:59,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:51:59,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:51:59,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:51:59,867 INFO L87 Difference]: Start difference. First operand has 3374 states, 2314 states have (on average 1.41961970613656) internal successors, (3285), 2387 states have internal predecessors, (3285), 891 states have call successors, (891), 168 states have call predecessors, (891), 167 states have return successors, (885), 868 states have call predecessors, (885), 885 states have call successors, (885) Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (28), 5 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-06 22:52:01,981 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 22:52:04,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:52:06,513 WARN L539 Checker$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 22:52:13,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:52:14,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:52:15,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:52:34,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:34,410 INFO L93 Difference]: Finished difference Result 7464 states and 11952 transitions. [2023-11-06 22:52:34,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:52:34,413 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (28), 5 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 277 [2023-11-06 22:52:34,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:52:34,493 INFO L225 Difference]: With dead ends: 7464 [2023-11-06 22:52:34,493 INFO L226 Difference]: Without dead ends: 4077 [2023-11-06 22:52:34,552 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:52:34,555 INFO L413 NwaCegarLoop]: 4252 mSDtfsCounter, 2923 mSDsluCounter, 6755 mSDsCounter, 0 mSdLazyCounter, 3520 mSolverCounterSat, 2429 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2989 SdHoareTripleChecker+Valid, 11007 SdHoareTripleChecker+Invalid, 5952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2429 IncrementalHoareTripleChecker+Valid, 3520 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:52:34,557 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2989 Valid, 11007 Invalid, 5952 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2429 Valid, 3520 Invalid, 3 Unknown, 0 Unchecked, 33.6s Time] [2023-11-06 22:52:34,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4077 states. [2023-11-06 22:52:34,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4077 to 3356. [2023-11-06 22:52:34,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3356 states, 2304 states have (on average 1.3810763888888888) internal successors, (3182), 2369 states have internal predecessors, (3182), 885 states have call successors, (885), 167 states have call predecessors, (885), 166 states have return successors, (884), 867 states have call predecessors, (884), 884 states have call successors, (884) [2023-11-06 22:52:34,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3356 states to 3356 states and 4951 transitions. [2023-11-06 22:52:34,960 INFO L78 Accepts]: Start accepts. Automaton has 3356 states and 4951 transitions. Word has length 277 [2023-11-06 22:52:34,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:52:34,962 INFO L495 AbstractCegarLoop]: Abstraction has 3356 states and 4951 transitions. [2023-11-06 22:52:34,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (28), 5 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-06 22:52:34,963 INFO L276 IsEmpty]: Start isEmpty. Operand 3356 states and 4951 transitions. [2023-11-06 22:52:34,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2023-11-06 22:52:34,979 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:52:34,980 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:52:34,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:52:34,981 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:52:34,981 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:34,981 INFO L85 PathProgramCache]: Analyzing trace with hash -1898632209, now seen corresponding path program 1 times [2023-11-06 22:52:34,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:34,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4048604] [2023-11-06 22:52:34,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:34,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:52:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:52:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:52:54,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:52:54,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:52:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:52:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:52:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:52:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:52:54,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:52:54,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:52:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:52:54,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-06 22:52:54,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:52:54,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:52:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 22:52:54,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:52:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:52:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-06 22:52:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:52:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:52:54,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-06 22:52:54,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:52:54,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:52:54,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-06 22:52:54,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:52:54,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:52:54,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-06 22:52:54,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:52:54,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-06 22:52:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:54,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:52:54,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:55,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-06 22:52:55,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:55,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:52:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:55,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-06 22:52:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:55,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:52:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:55,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-06 22:52:55,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:55,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:52:55,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:55,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-06 22:52:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:55,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:52:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:55,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-11-06 22:52:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:55,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:52:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:55,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-06 22:52:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:55,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:52:55,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:55,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-06 22:52:55,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:55,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-06 22:52:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:55,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-11-06 22:52:55,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:55,215 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 22:52:55,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:55,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4048604] [2023-11-06 22:52:55,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4048604] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:55,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:52:55,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:52:55,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233771539] [2023-11-06 22:52:55,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:55,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:52:55,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:55,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:52:55,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:52:55,222 INFO L87 Difference]: Start difference. First operand 3356 states and 4951 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-06 22:52:57,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:52:59,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:53:01,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:53:21,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:53:23,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:53:24,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:53:37,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:53:37,472 INFO L93 Difference]: Finished difference Result 10909 states and 16519 transitions. [2023-11-06 22:53:37,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:53:37,472 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 277 [2023-11-06 22:53:37,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:53:37,553 INFO L225 Difference]: With dead ends: 10909 [2023-11-06 22:53:37,553 INFO L226 Difference]: Without dead ends: 7596 [2023-11-06 22:53:37,582 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:53:37,583 INFO L413 NwaCegarLoop]: 4463 mSDtfsCounter, 9284 mSDsluCounter, 9222 mSDsCounter, 0 mSdLazyCounter, 4339 mSolverCounterSat, 5018 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9685 SdHoareTripleChecker+Valid, 13685 SdHoareTripleChecker+Invalid, 9361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5018 IncrementalHoareTripleChecker+Valid, 4339 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:53:37,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9685 Valid, 13685 Invalid, 9361 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5018 Valid, 4339 Invalid, 4 Unknown, 0 Unchecked, 41.1s Time] [2023-11-06 22:53:37,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7596 states. [2023-11-06 22:53:37,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7596 to 6244. [2023-11-06 22:53:38,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6244 states, 4273 states have (on average 1.3807629300257431) internal successors, (5900), 4402 states have internal predecessors, (5900), 1651 states have call successors, (1651), 320 states have call predecessors, (1651), 319 states have return successors, (1650), 1616 states have call predecessors, (1650), 1650 states have call successors, (1650) [2023-11-06 22:53:38,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6244 states to 6244 states and 9201 transitions. [2023-11-06 22:53:38,070 INFO L78 Accepts]: Start accepts. Automaton has 6244 states and 9201 transitions. Word has length 277 [2023-11-06 22:53:38,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:53:38,074 INFO L495 AbstractCegarLoop]: Abstraction has 6244 states and 9201 transitions. [2023-11-06 22:53:38,074 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-06 22:53:38,074 INFO L276 IsEmpty]: Start isEmpty. Operand 6244 states and 9201 transitions. [2023-11-06 22:53:38,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2023-11-06 22:53:38,087 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:53:38,087 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:53:38,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:53:38,088 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:53:38,088 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:53:38,088 INFO L85 PathProgramCache]: Analyzing trace with hash 593649725, now seen corresponding path program 1 times [2023-11-06 22:53:38,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:53:38,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843219422] [2023-11-06 22:53:38,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:53:38,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:53:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:53:57,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:53:57,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:53:57,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:53:57,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:53:57,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:53:57,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:53:57,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:53:57,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:53:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:53:57,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:53:57,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:53:57,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-06 22:53:57,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:53:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:53:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 22:53:57,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:53:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:53:57,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-06 22:53:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:53:57,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:53:57,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-06 22:53:57,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:53:57,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:53:57,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-06 22:53:57,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:53:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:53:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-06 22:53:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:53:57,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-06 22:53:57,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:53:57,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:57,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-06 22:53:57,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:58,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:53:58,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:58,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-06 22:53:58,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:58,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:53:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:58,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-06 22:53:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:58,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:53:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:58,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-06 22:53:58,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:58,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:53:58,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:58,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-11-06 22:53:58,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:58,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:53:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:58,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-06 22:53:58,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:58,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:53:58,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:58,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-06 22:53:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:58,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-06 22:53:58,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:58,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2023-11-06 22:53:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:53:58,241 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 22:53:58,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:53:58,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843219422] [2023-11-06 22:53:58,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843219422] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:53:58,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:53:58,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:53:58,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508792470] [2023-11-06 22:53:58,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:53:58,244 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:53:58,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:53:58,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:53:58,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:53:58,246 INFO L87 Difference]: Start difference. First operand 6244 states and 9201 transitions. Second operand has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-06 22:54:00,336 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 []