./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_27cc3849-8823-42a4-a729-7e6e647702b9/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cc3849-8823-42a4-a729-7e6e647702b9/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cc3849-8823-42a4-a729-7e6e647702b9/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cc3849-8823-42a4-a729-7e6e647702b9/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cc3849-8823-42a4-a729-7e6e647702b9/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cc3849-8823-42a4-a729-7e6e647702b9/bin/uautomizer-verify-zZY32mL2XJ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 045b49e5089f039c3b28eef4cf3a9c907cbda8f22472af0061e42bad883dd2f9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 22:25:28,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 22:25:29,086 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cc3849-8823-42a4-a729-7e6e647702b9/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-23 22:25:29,092 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 22:25:29,093 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 22:25:29,117 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 22:25:29,117 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 22:25:29,118 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 22:25:29,119 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 22:25:29,120 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 22:25:29,121 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 22:25:29,121 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 22:25:29,122 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 22:25:29,123 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 22:25:29,124 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 22:25:29,125 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 22:25:29,126 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 22:25:29,126 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 22:25:29,127 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 22:25:29,128 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 22:25:29,128 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 22:25:29,129 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 22:25:29,130 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 22:25:29,130 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 22:25:29,131 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 22:25:29,132 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 22:25:29,132 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 22:25:29,133 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 22:25:29,134 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:25:29,134 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 22:25:29,135 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 22:25:29,135 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 22:25:29,136 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 22:25:29,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 22:25:29,137 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 22:25:29,137 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 22:25:29,137 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 22:25:29,138 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 22:25:29,138 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 22:25:29,138 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_27cc3849-8823-42a4-a729-7e6e647702b9/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cc3849-8823-42a4-a729-7e6e647702b9/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 045b49e5089f039c3b28eef4cf3a9c907cbda8f22472af0061e42bad883dd2f9 [2023-11-23 22:25:29,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 22:25:29,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 22:25:29,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 22:25:29,494 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 22:25:29,495 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 22:25:29,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cc3849-8823-42a4-a729-7e6e647702b9/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i [2023-11-23 22:25:33,121 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 22:25:33,923 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 22:25:33,924 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cc3849-8823-42a4-a729-7e6e647702b9/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i [2023-11-23 22:25:34,029 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cc3849-8823-42a4-a729-7e6e647702b9/bin/uautomizer-verify-zZY32mL2XJ/data/9018fd0f2/f4551b8714fe447fad69eca9761d30db/FLAG6b9ec72d7 [2023-11-23 22:25:34,053 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cc3849-8823-42a4-a729-7e6e647702b9/bin/uautomizer-verify-zZY32mL2XJ/data/9018fd0f2/f4551b8714fe447fad69eca9761d30db [2023-11-23 22:25:34,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 22:25:34,064 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 22:25:34,069 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 22:25:34,069 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 22:25:34,077 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 22:25:34,078 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:25:34" (1/1) ... [2023-11-23 22:25:34,079 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4031f351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:25:34, skipping insertion in model container [2023-11-23 22:25:34,080 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:25:34" (1/1) ... [2023-11-23 22:25:34,255 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 22:25:34,848 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3528] [2023-11-23 22:25:34,849 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3529-3530] [2023-11-23 22:25:35,292 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_27cc3849-8823-42a4-a729-7e6e647702b9/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i[105797,105810] [2023-11-23 22:25:36,493 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:25:36,546 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 22:25:36,660 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3528] [2023-11-23 22:25:36,660 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3529-3530] [2023-11-23 22:25:36,664 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; incl %0": "+m" (v->counter)); [3625] [2023-11-23 22:25:36,666 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; decl %0": "+m" (v->counter)); [3632] [2023-11-23 22:25:36,667 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; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [3640-3641] [2023-11-23 22:25:36,683 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_27cc3849-8823-42a4-a729-7e6e647702b9/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i[105797,105810] [2023-11-23 22:25:36,691 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/scatterlist.h"), "i" (65), "i" (12UL)); [3856-3857] [2023-11-23 22:25:36,692 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/scatterlist.h"), "i" (67), "i" (12UL)); [3864-3865] [2023-11-23 22:25:36,693 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/scatterlist.h"), "i" (68), "i" (12UL)); [3872-3873] [2023-11-23 22:25:36,703 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/scatterlist.h"), "i" (98), "i" (12UL)); [3899-3900] [2023-11-23 22:25:36,704 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/scatterlist.h"), "i" (99), "i" (12UL)); [3907-3908] [2023-11-23 22:25:36,706 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/scatterlist.h"), "i" (115), "i" (12UL)); [3931-3932] [2023-11-23 22:25:36,923 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:25:36,989 INFO L206 MainTranslator]: Completed translation [2023-11-23 22:25:36,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:25:36 WrapperNode [2023-11-23 22:25:36,990 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 22:25:36,992 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 22:25:36,992 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 22:25:36,993 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 22:25:37,003 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:25:36" (1/1) ... [2023-11-23 22:25:37,131 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:25:36" (1/1) ... [2023-11-23 22:25:37,433 INFO L138 Inliner]: procedures = 189, calls = 1841, calls flagged for inlining = 79, calls inlined = 70, statements flattened = 4898 [2023-11-23 22:25:37,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 22:25:37,435 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 22:25:37,436 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 22:25:37,436 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 22:25:37,450 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:25:36" (1/1) ... [2023-11-23 22:25:37,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:25:36" (1/1) ... [2023-11-23 22:25:37,515 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:25:36" (1/1) ... [2023-11-23 22:25:38,291 INFO L189 HeapSplitter]: Split 1025 memory accesses to 31 slices as follows [0, 12, 1, 4, 9, 52, 20, 2, 8, 30, 1, 8, 1, 1, 738, 8, 6, 1, 2, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 42, 7] [2023-11-23 22:25:38,291 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:25:36" (1/1) ... [2023-11-23 22:25:38,292 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:25:36" (1/1) ... [2023-11-23 22:25:38,474 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:25:36" (1/1) ... [2023-11-23 22:25:38,524 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:25:36" (1/1) ... [2023-11-23 22:25:38,561 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:25:36" (1/1) ... [2023-11-23 22:25:38,602 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:25:36" (1/1) ... [2023-11-23 22:25:38,659 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 22:25:38,662 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 22:25:38,662 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 22:25:38,662 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 22:25:38,664 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:25:36" (1/1) ... [2023-11-23 22:25:38,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:25:38,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cc3849-8823-42a4-a729-7e6e647702b9/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 22:25:38,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cc3849-8823-42a4-a729-7e6e647702b9/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 22:25:38,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27cc3849-8823-42a4-a729-7e6e647702b9/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 22:25:38,775 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2023-11-23 22:25:38,775 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2023-11-23 22:25:38,776 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-23 22:25:38,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-23 22:25:38,776 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-11-23 22:25:38,776 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-11-23 22:25:38,777 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-23 22:25:38,777 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-23 22:25:38,778 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-23 22:25:38,778 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-23 22:25:38,779 INFO L130 BoogieDeclarations]: Found specification of procedure free_sglist [2023-11-23 22:25:38,780 INFO L138 BoogieDeclarations]: Found implementation of procedure free_sglist [2023-11-23 22:25:38,780 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2023-11-23 22:25:38,781 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2023-11-23 22:25:38,781 INFO L130 BoogieDeclarations]: Found specification of procedure test_iso_queue [2023-11-23 22:25:38,783 INFO L138 BoogieDeclarations]: Found implementation of procedure test_iso_queue [2023-11-23 22:25:38,783 INFO L130 BoogieDeclarations]: Found specification of procedure simple_check_buf [2023-11-23 22:25:38,783 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_check_buf [2023-11-23 22:25:38,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 22:25:38,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 22:25:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-23 22:25:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-23 22:25:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-23 22:25:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-23 22:25:38,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-23 22:25:38,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-23 22:25:38,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-23 22:25:38,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-23 22:25:38,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-23 22:25:38,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-23 22:25:38,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-23 22:25:38,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-23 22:25:38,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-23 22:25:38,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-23 22:25:38,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-23 22:25:38,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-23 22:25:38,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-23 22:25:38,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-23 22:25:38,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-23 22:25:38,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-23 22:25:38,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-23 22:25:38,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-23 22:25:38,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-23 22:25:38,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-23 22:25:38,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-23 22:25:38,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-11-23 22:25:38,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-11-23 22:25:38,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2023-11-23 22:25:38,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2023-11-23 22:25:38,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2023-11-23 22:25:38,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2023-11-23 22:25:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2023-11-23 22:25:38,796 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2023-11-23 22:25:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure perform_sglist [2023-11-23 22:25:38,797 INFO L138 BoogieDeclarations]: Found implementation of procedure perform_sglist [2023-11-23 22:25:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure test_unaligned_bulk [2023-11-23 22:25:38,798 INFO L138 BoogieDeclarations]: Found implementation of procedure test_unaligned_bulk [2023-11-23 22:25:38,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-23 22:25:38,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-23 22:25:38,798 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_sglist [2023-11-23 22:25:38,799 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_sglist [2023-11-23 22:25:38,800 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-23 22:25:38,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-23 22:25:38,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 22:25:38,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 22:25:38,801 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2023-11-23 22:25:38,801 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2023-11-23 22:25:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-23 22:25:38,802 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-23 22:25:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 22:25:38,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 22:25:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 22:25:38,803 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 22:25:38,803 INFO L130 BoogieDeclarations]: Found specification of procedure set_altsetting [2023-11-23 22:25:38,803 INFO L138 BoogieDeclarations]: Found implementation of procedure set_altsetting [2023-11-23 22:25:38,803 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-11-23 22:25:38,805 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-11-23 22:25:38,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-23 22:25:38,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-23 22:25:38,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-23 22:25:38,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-23 22:25:38,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-23 22:25:38,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-23 22:25:38,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-23 22:25:38,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-23 22:25:38,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-23 22:25:38,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-23 22:25:38,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-23 22:25:38,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-23 22:25:38,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-23 22:25:38,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-23 22:25:38,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-23 22:25:38,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-23 22:25:38,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-23 22:25:38,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-23 22:25:38,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-23 22:25:38,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-23 22:25:38,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-23 22:25:38,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-23 22:25:38,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-23 22:25:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-23 22:25:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-23 22:25:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-11-23 22:25:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-11-23 22:25:38,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2023-11-23 22:25:38,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2023-11-23 22:25:38,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2023-11-23 22:25:38,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2023-11-23 22:25:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-23 22:25:38,814 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-23 22:25:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-11-23 22:25:38,814 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-11-23 22:25:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 22:25:38,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 22:25:38,815 INFO L130 BoogieDeclarations]: Found specification of procedure verify_not_halted [2023-11-23 22:25:38,815 INFO L138 BoogieDeclarations]: Found implementation of procedure verify_not_halted [2023-11-23 22:25:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2023-11-23 22:25:38,816 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2023-11-23 22:25:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-23 22:25:38,816 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-23 22:25:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 22:25:38,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 22:25:38,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-23 22:25:38,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-23 22:25:38,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-23 22:25:38,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-23 22:25:38,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-23 22:25:38,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-23 22:25:38,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-23 22:25:38,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2023-11-23 22:25:38,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2023-11-23 22:25:38,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2023-11-23 22:25:38,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2023-11-23 22:25:38,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2023-11-23 22:25:38,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2023-11-23 22:25:38,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2023-11-23 22:25:38,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2023-11-23 22:25:38,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2023-11-23 22:25:38,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2023-11-23 22:25:38,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2023-11-23 22:25:38,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2023-11-23 22:25:38,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2023-11-23 22:25:38,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2023-11-23 22:25:38,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2023-11-23 22:25:38,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2023-11-23 22:25:38,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2023-11-23 22:25:38,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2023-11-23 22:25:38,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2023-11-23 22:25:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2023-11-23 22:25:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2023-11-23 22:25:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2023-11-23 22:25:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2023-11-23 22:25:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#30 [2023-11-23 22:25:38,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-23 22:25:38,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-23 22:25:38,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-23 22:25:38,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-23 22:25:38,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-23 22:25:38,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-23 22:25:38,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-23 22:25:38,840 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2023-11-23 22:25:38,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2023-11-23 22:25:38,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2023-11-23 22:25:38,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2023-11-23 22:25:38,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2023-11-23 22:25:38,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2023-11-23 22:25:38,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2023-11-23 22:25:38,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2023-11-23 22:25:38,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2023-11-23 22:25:38,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2023-11-23 22:25:38,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2023-11-23 22:25:38,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2023-11-23 22:25:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2023-11-23 22:25:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2023-11-23 22:25:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2023-11-23 22:25:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2023-11-23 22:25:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2023-11-23 22:25:38,844 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2023-11-23 22:25:38,844 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2023-11-23 22:25:38,844 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2023-11-23 22:25:38,844 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2023-11-23 22:25:38,844 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2023-11-23 22:25:38,845 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2023-11-23 22:25:38,845 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#30 [2023-11-23 22:25:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-23 22:25:38,845 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-23 22:25:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 22:25:38,846 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 22:25:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure test_halt [2023-11-23 22:25:38,846 INFO L138 BoogieDeclarations]: Found implementation of procedure test_halt [2023-11-23 22:25:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_alloc_urb [2023-11-23 22:25:38,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_alloc_urb [2023-11-23 22:25:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure unlink1 [2023-11-23 22:25:38,847 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink1 [2023-11-23 22:25:38,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 22:25:38,847 INFO L130 BoogieDeclarations]: Found specification of procedure ctrl_out [2023-11-23 22:25:38,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ctrl_out [2023-11-23 22:25:38,847 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-23 22:25:38,848 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-23 22:25:38,848 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-23 22:25:38,848 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-23 22:25:38,848 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_status [2023-11-23 22:25:38,848 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_status [2023-11-23 22:25:38,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 22:25:38,849 INFO L130 BoogieDeclarations]: Found specification of procedure is_good_config [2023-11-23 22:25:38,849 INFO L138 BoogieDeclarations]: Found implementation of procedure is_good_config [2023-11-23 22:25:38,849 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-23 22:25:38,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-23 22:25:38,850 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2023-11-23 22:25:38,850 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2023-11-23 22:25:38,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-23 22:25:38,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-23 22:25:38,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-23 22:25:38,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-23 22:25:38,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-23 22:25:38,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-23 22:25:38,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-23 22:25:38,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-23 22:25:38,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-23 22:25:38,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-23 22:25:38,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-23 22:25:38,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-23 22:25:38,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-23 22:25:38,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-23 22:25:38,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-23 22:25:38,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-23 22:25:38,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-23 22:25:38,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-23 22:25:38,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-23 22:25:38,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-23 22:25:38,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-23 22:25:38,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-23 22:25:38,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-23 22:25:38,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2023-11-23 22:25:38,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2023-11-23 22:25:38,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2023-11-23 22:25:38,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2023-11-23 22:25:38,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2023-11-23 22:25:38,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2023-11-23 22:25:38,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2023-11-23 22:25:38,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2023-11-23 22:25:38,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 22:25:38,856 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2023-11-23 22:25:38,856 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2023-11-23 22:25:38,856 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-23 22:25:38,857 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-23 22:25:38,857 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2023-11-23 22:25:38,857 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2023-11-23 22:25:38,857 INFO L130 BoogieDeclarations]: Found specification of procedure testdev_to_usbdev [2023-11-23 22:25:38,857 INFO L138 BoogieDeclarations]: Found implementation of procedure testdev_to_usbdev [2023-11-23 22:25:38,858 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2023-11-23 22:25:38,858 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2023-11-23 22:25:38,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-23 22:25:38,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-23 22:25:38,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-23 22:25:38,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-23 22:25:38,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-23 22:25:38,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-23 22:25:38,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-23 22:25:38,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-23 22:25:38,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-23 22:25:38,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-23 22:25:38,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-23 22:25:38,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-23 22:25:38,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-23 22:25:38,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-23 22:25:38,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-23 22:25:38,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-23 22:25:38,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-23 22:25:38,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-23 22:25:38,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-23 22:25:38,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-23 22:25:38,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-23 22:25:38,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-23 22:25:38,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-23 22:25:38,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2023-11-23 22:25:38,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2023-11-23 22:25:38,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2023-11-23 22:25:38,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2023-11-23 22:25:38,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2023-11-23 22:25:38,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2023-11-23 22:25:38,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2023-11-23 22:25:38,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2023-11-23 22:25:38,873 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_simple [2023-11-23 22:25:38,873 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_simple [2023-11-23 22:25:38,873 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-23 22:25:38,873 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-23 22:25:38,874 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-11-23 22:25:38,874 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-11-23 22:25:38,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-23 22:25:38,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-23 22:25:38,874 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-23 22:25:38,874 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-23 22:25:38,875 INFO L130 BoogieDeclarations]: Found specification of procedure simple_io [2023-11-23 22:25:38,875 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_io [2023-11-23 22:25:38,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 22:25:38,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-23 22:25:38,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-23 22:25:38,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-23 22:25:38,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-23 22:25:38,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-23 22:25:38,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-23 22:25:38,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-23 22:25:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-23 22:25:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-23 22:25:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-23 22:25:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-23 22:25:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-23 22:25:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-23 22:25:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-23 22:25:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-23 22:25:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-23 22:25:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-23 22:25:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-23 22:25:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-23 22:25:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-23 22:25:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-23 22:25:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-23 22:25:38,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-23 22:25:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2023-11-23 22:25:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2023-11-23 22:25:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2023-11-23 22:25:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2023-11-23 22:25:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2023-11-23 22:25:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2023-11-23 22:25:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2023-11-23 22:25:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2023-11-23 22:25:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure simple_alloc_urb [2023-11-23 22:25:38,966 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_alloc_urb [2023-11-23 22:25:38,966 INFO L130 BoogieDeclarations]: Found specification of procedure simple_free_urb [2023-11-23 22:25:38,966 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_free_urb [2023-11-23 22:25:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 22:25:38,967 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 22:25:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure simple_fill_buf [2023-11-23 22:25:38,967 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_fill_buf [2023-11-23 22:25:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2023-11-23 22:25:38,967 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2023-11-23 22:25:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-23 22:25:38,967 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-23 22:25:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-23 22:25:38,967 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-23 22:25:38,967 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_ioctl [2023-11-23 22:25:38,967 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_ioctl [2023-11-23 22:25:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_offset [2023-11-23 22:25:38,968 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_offset [2023-11-23 22:25:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-23 22:25:38,968 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-23 22:25:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-23 22:25:38,968 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-23 22:25:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 22:25:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-23 22:25:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-23 22:25:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-23 22:25:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-23 22:25:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-23 22:25:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-23 22:25:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-23 22:25:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-23 22:25:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-23 22:25:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-23 22:25:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-23 22:25:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-23 22:25:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-23 22:25:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-23 22:25:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-23 22:25:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-23 22:25:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-23 22:25:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-23 22:25:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-23 22:25:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-23 22:25:38,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-23 22:25:38,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-23 22:25:38,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-23 22:25:38,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-23 22:25:38,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-11-23 22:25:38,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-11-23 22:25:38,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2023-11-23 22:25:38,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2023-11-23 22:25:38,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2023-11-23 22:25:38,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2023-11-23 22:25:38,973 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2023-11-23 22:25:38,973 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2023-11-23 22:25:38,973 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_disconnect [2023-11-23 22:25:38,974 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_disconnect [2023-11-23 22:25:38,974 INFO L130 BoogieDeclarations]: Found specification of procedure check_guard_bytes [2023-11-23 22:25:38,974 INFO L138 BoogieDeclarations]: Found implementation of procedure check_guard_bytes [2023-11-23 22:25:38,974 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2023-11-23 22:25:38,974 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2023-11-23 22:25:38,974 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2023-11-23 22:25:38,975 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2023-11-23 22:25:38,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 22:25:38,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 22:25:38,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 22:25:38,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 22:25:38,975 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_descriptor [2023-11-23 22:25:38,975 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_descriptor [2023-11-23 22:25:39,898 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 22:25:39,905 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 22:25:40,207 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 22:25:45,131 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 22:25:45,643 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 22:25:45,644 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 22:25:45,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:25:45 BoogieIcfgContainer [2023-11-23 22:25:45,647 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 22:25:45,652 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 22:25:45,652 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 22:25:45,657 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 22:25:45,658 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:25:34" (1/3) ... [2023-11-23 22:25:45,661 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a8a3104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:25:45, skipping insertion in model container [2023-11-23 22:25:45,661 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:25:36" (2/3) ... [2023-11-23 22:25:45,662 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a8a3104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:25:45, skipping insertion in model container [2023-11-23 22:25:45,662 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:25:45" (3/3) ... [2023-11-23 22:25:45,664 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--misc--usbtest.ko-entry_point.cil.out.i [2023-11-23 22:25:45,691 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 22:25:45,691 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 22:25:45,839 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 22:25:45,850 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6faad199, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 22:25:45,851 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 22:25:45,866 INFO L276 IsEmpty]: Start isEmpty. Operand has 1416 states, 994 states have (on average 1.4688128772635816) internal successors, (1460), 1009 states have internal predecessors, (1460), 346 states have call successors, (346), 75 states have call predecessors, (346), 74 states have return successors, (343), 340 states have call predecessors, (343), 343 states have call successors, (343) [2023-11-23 22:25:45,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 22:25:45,882 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:25:45,883 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:25:45,884 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:25:45,891 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:25:45,891 INFO L85 PathProgramCache]: Analyzing trace with hash 755053193, now seen corresponding path program 1 times [2023-11-23 22:25:45,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:25:45,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887820240] [2023-11-23 22:25:45,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:25:45,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:25:46,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:25:47,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:25:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:25:47,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 22:25:47,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:25:47,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 22:25:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:25:47,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 22:25:47,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:25:47,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 22:25:47,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:25:47,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887820240] [2023-11-23 22:25:47,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887820240] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:25:47,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:25:47,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 22:25:47,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583996434] [2023-11-23 22:25:47,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:25:47,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 22:25:47,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:25:47,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 22:25:47,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 22:25:47,195 INFO L87 Difference]: Start difference. First operand has 1416 states, 994 states have (on average 1.4688128772635816) internal successors, (1460), 1009 states have internal predecessors, (1460), 346 states have call successors, (346), 75 states have call predecessors, (346), 74 states have return successors, (343), 340 states have call predecessors, (343), 343 states have call successors, (343) Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-23 22:25:58,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:25:58,031 INFO L93 Difference]: Finished difference Result 2988 states and 4660 transitions. [2023-11-23 22:25:58,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-23 22:25:58,034 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 36 [2023-11-23 22:25:58,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:25:58,069 INFO L225 Difference]: With dead ends: 2988 [2023-11-23 22:25:58,070 INFO L226 Difference]: Without dead ends: 1553 [2023-11-23 22:25:58,088 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 22:25:58,091 INFO L413 NwaCegarLoop]: 1529 mSDtfsCounter, 1662 mSDsluCounter, 2504 mSDsCounter, 0 mSdLazyCounter, 2182 mSolverCounterSat, 909 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1918 SdHoareTripleChecker+Valid, 4033 SdHoareTripleChecker+Invalid, 3091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 909 IncrementalHoareTripleChecker+Valid, 2182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2023-11-23 22:25:58,092 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1918 Valid, 4033 Invalid, 3091 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [909 Valid, 2182 Invalid, 0 Unknown, 0 Unchecked, 9.7s Time] [2023-11-23 22:25:58,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1553 states. [2023-11-23 22:25:58,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1553 to 1430. [2023-11-23 22:25:58,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1430 states, 1008 states have (on average 1.4424603174603174) internal successors, (1454), 1019 states have internal predecessors, (1454), 345 states have call successors, (345), 77 states have call predecessors, (345), 76 states have return successors, (344), 340 states have call predecessors, (344), 344 states have call successors, (344) [2023-11-23 22:25:58,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1430 states and 2143 transitions. [2023-11-23 22:25:58,375 INFO L78 Accepts]: Start accepts. Automaton has 1430 states and 2143 transitions. Word has length 36 [2023-11-23 22:25:58,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:25:58,376 INFO L495 AbstractCegarLoop]: Abstraction has 1430 states and 2143 transitions. [2023-11-23 22:25:58,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-23 22:25:58,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 2143 transitions. [2023-11-23 22:25:58,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 22:25:58,380 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:25:58,381 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:25:58,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 22:25:58,381 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:25:58,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:25:58,382 INFO L85 PathProgramCache]: Analyzing trace with hash -1954290743, now seen corresponding path program 1 times [2023-11-23 22:25:58,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:25:58,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453753352] [2023-11-23 22:25:58,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:25:58,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:25:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:25:58,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:25:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:25:58,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 22:25:58,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:25:58,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 22:25:58,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:25:58,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-23 22:25:58,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:25:58,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-23 22:25:58,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:25:58,863 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 22:25:58,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:25:58,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453753352] [2023-11-23 22:25:58,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453753352] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:25:58,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:25:58,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 22:25:58,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733589559] [2023-11-23 22:25:58,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:25:58,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 22:25:58,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:25:58,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 22:25:58,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 22:25:58,871 INFO L87 Difference]: Start difference. First operand 1430 states and 2143 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2023-11-23 22:26:07,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:26:07,832 INFO L93 Difference]: Finished difference Result 1554 states and 2370 transitions. [2023-11-23 22:26:07,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 22:26:07,833 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 53 [2023-11-23 22:26:07,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:26:07,846 INFO L225 Difference]: With dead ends: 1554 [2023-11-23 22:26:07,846 INFO L226 Difference]: Without dead ends: 1551 [2023-11-23 22:26:07,848 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-23 22:26:07,849 INFO L413 NwaCegarLoop]: 1515 mSDtfsCounter, 1561 mSDsluCounter, 2503 mSDsCounter, 0 mSdLazyCounter, 2147 mSolverCounterSat, 887 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1811 SdHoareTripleChecker+Valid, 4018 SdHoareTripleChecker+Invalid, 3034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 887 IncrementalHoareTripleChecker+Valid, 2147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2023-11-23 22:26:07,849 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1811 Valid, 4018 Invalid, 3034 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [887 Valid, 2147 Invalid, 0 Unknown, 0 Unchecked, 8.3s Time] [2023-11-23 22:26:07,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1551 states. [2023-11-23 22:26:07,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1551 to 1431. [2023-11-23 22:26:07,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1431 states, 1009 states have (on average 1.442021803766105) internal successors, (1455), 1020 states have internal predecessors, (1455), 345 states have call successors, (345), 77 states have call predecessors, (345), 76 states have return successors, (344), 340 states have call predecessors, (344), 344 states have call successors, (344) [2023-11-23 22:26:07,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1431 states and 2144 transitions. [2023-11-23 22:26:07,985 INFO L78 Accepts]: Start accepts. Automaton has 1431 states and 2144 transitions. Word has length 53 [2023-11-23 22:26:07,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:26:07,985 INFO L495 AbstractCegarLoop]: Abstraction has 1431 states and 2144 transitions. [2023-11-23 22:26:07,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2023-11-23 22:26:07,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 2144 transitions. [2023-11-23 22:26:07,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 22:26:07,988 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:26:07,989 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:26:07,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 22:26:07,989 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:26:07,990 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:26:07,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1181841314, now seen corresponding path program 1 times [2023-11-23 22:26:07,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:26:07,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266469780] [2023-11-23 22:26:07,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:26:07,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:26:08,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:26:08,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 22:26:08,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:26:08,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 22:26:08,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:26:08,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 22:26:08,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:26:08,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-23 22:26:08,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:26:08,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-23 22:26:08,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:26:08,815 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 22:26:08,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:26:08,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266469780] [2023-11-23 22:26:08,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266469780] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:26:08,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:26:08,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 22:26:08,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309608245] [2023-11-23 22:26:08,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:26:08,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 22:26:08,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:26:08,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 22:26:08,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-23 22:26:08,818 INFO L87 Difference]: Start difference. First operand 1431 states and 2144 transitions. Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5)