./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087b251-6fa9-4149-bc98-d7347c64fb2f/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087b251-6fa9-4149-bc98-d7347c64fb2f/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087b251-6fa9-4149-bc98-d7347c64fb2f/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087b251-6fa9-4149-bc98-d7347c64fb2f/bin/uautomizer-verify-VRDe98Ueme/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_a087b251-6fa9-4149-bc98-d7347c64fb2f/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087b251-6fa9-4149-bc98-d7347c64fb2f/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 045b49e5089f039c3b28eef4cf3a9c907cbda8f22472af0061e42bad883dd2f9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 12:00:28,709 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 12:00:28,859 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087b251-6fa9-4149-bc98-d7347c64fb2f/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-26 12:00:28,863 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 12:00:28,864 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 12:00:28,902 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 12:00:28,903 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 12:00:28,904 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 12:00:28,906 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 12:00:28,911 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 12:00:28,912 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 12:00:28,913 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 12:00:28,914 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 12:00:28,915 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 12:00:28,916 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 12:00:28,917 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 12:00:28,917 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 12:00:28,918 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 12:00:28,918 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 12:00:28,919 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 12:00:28,919 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 12:00:28,920 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 12:00:28,920 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 12:00:28,921 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 12:00:28,922 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 12:00:28,922 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 12:00:28,922 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 12:00:28,923 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 12:00:28,924 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:00:28,924 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 12:00:28,925 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 12:00:28,926 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 12:00:28,926 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 12:00:28,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 12:00:28,927 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 12:00:28,927 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 12:00:28,927 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 12:00:28,928 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 12:00:28,928 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 12:00:28,928 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_a087b251-6fa9-4149-bc98-d7347c64fb2f/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087b251-6fa9-4149-bc98-d7347c64fb2f/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 045b49e5089f039c3b28eef4cf3a9c907cbda8f22472af0061e42bad883dd2f9 [2023-11-26 12:00:29,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 12:00:29,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 12:00:29,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 12:00:29,330 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 12:00:29,331 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 12:00:29,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087b251-6fa9-4149-bc98-d7347c64fb2f/bin/uautomizer-verify-VRDe98Ueme/../../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 [2023-11-26 12:00:32,553 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:00:33,142 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:00:33,143 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087b251-6fa9-4149-bc98-d7347c64fb2f/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 [2023-11-26 12:00:33,191 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087b251-6fa9-4149-bc98-d7347c64fb2f/bin/uautomizer-verify-VRDe98Ueme/data/60a936836/11b7994e45d5462ea0bc5db81812a8c7/FLAGfe9b2daad [2023-11-26 12:00:33,211 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087b251-6fa9-4149-bc98-d7347c64fb2f/bin/uautomizer-verify-VRDe98Ueme/data/60a936836/11b7994e45d5462ea0bc5db81812a8c7 [2023-11-26 12:00:33,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:00:33,217 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:00:33,219 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:00:33,222 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:00:33,228 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:00:33,229 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:33" (1/1) ... [2023-11-26 12:00:33,230 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69d1c087 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:33, skipping insertion in model container [2023-11-26 12:00:33,231 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:33" (1/1) ... [2023-11-26 12:00:33,368 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:00:33,890 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3528] [2023-11-26 12:00:33,891 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] [2023-11-26 12:00:34,182 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_a087b251-6fa9-4149-bc98-d7347c64fb2f/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] [2023-11-26 12:00:35,013 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:00:35,052 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 12:00:35,199 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3528] [2023-11-26 12:00:35,200 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] [2023-11-26 12:00:35,202 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] [2023-11-26 12:00:35,205 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] [2023-11-26 12:00:35,206 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] [2023-11-26 12:00:35,222 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_a087b251-6fa9-4149-bc98-d7347c64fb2f/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] [2023-11-26 12:00:35,230 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] [2023-11-26 12:00:35,230 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] [2023-11-26 12:00:35,231 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] [2023-11-26 12:00:35,233 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] [2023-11-26 12:00:35,234 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] [2023-11-26 12:00:35,235 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] [2023-11-26 12:00:35,493 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:00:35,591 INFO L206 MainTranslator]: Completed translation [2023-11-26 12:00:35,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:35 WrapperNode [2023-11-26 12:00:35,593 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 12:00:35,594 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 12:00:35,594 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 12:00:35,594 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 12:00:35,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:35" (1/1) ... [2023-11-26 12:00:35,718 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:35" (1/1) ... [2023-11-26 12:00:35,938 INFO L138 Inliner]: procedures = 189, calls = 1841, calls flagged for inlining = 79, calls inlined = 70, statements flattened = 5068 [2023-11-26 12:00:35,938 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 12:00:35,939 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 12:00:35,939 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 12:00:35,940 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 12:00:35,951 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:35" (1/1) ... [2023-11-26 12:00:35,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:35" (1/1) ... [2023-11-26 12:00:36,003 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:35" (1/1) ... [2023-11-26 12:00:36,697 INFO L175 MemorySlicer]: Split 1026 memory accesses to 31 slices as follows [2, 12, 52, 1, 7, 1, 9, 20, 739, 2, 8, 1, 8, 1, 8, 6, 7, 1, 4, 8, 30, 0, 8, 7, 7, 7, 7, 7, 7, 7, 42]. 72 percent of accesses are in the largest equivalence class. The 353 initializations are split as follows [0, 0, 52, 0, 0, 1, 9, 20, 125, 2, 8, 1, 8, 1, 8, 6, 0, 1, 4, 8, 0, 0, 8, 7, 7, 7, 7, 7, 7, 7, 42]. The 148 writes are split as follows [1, 3, 0, 0, 6, 0, 0, 0, 107, 0, 0, 0, 0, 0, 0, 0, 6, 0, 0, 0, 25, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. [2023-11-26 12:00:36,698 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:35" (1/1) ... [2023-11-26 12:00:36,698 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:35" (1/1) ... [2023-11-26 12:00:36,849 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:35" (1/1) ... [2023-11-26 12:00:36,873 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:35" (1/1) ... [2023-11-26 12:00:36,904 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:35" (1/1) ... [2023-11-26 12:00:36,923 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:35" (1/1) ... [2023-11-26 12:00:36,964 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 12:00:36,965 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 12:00:36,965 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 12:00:36,965 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 12:00:36,966 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:35" (1/1) ... [2023-11-26 12:00:36,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:00:36,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087b251-6fa9-4149-bc98-d7347c64fb2f/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:00:36,999 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087b251-6fa9-4149-bc98-d7347c64fb2f/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 12:00:37,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087b251-6fa9-4149-bc98-d7347c64fb2f/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 12:00:37,044 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2023-11-26 12:00:37,044 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2023-11-26 12:00:37,044 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-26 12:00:37,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-26 12:00:37,045 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-11-26 12:00:37,045 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-11-26 12:00:37,045 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-26 12:00:37,045 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-26 12:00:37,046 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-26 12:00:37,046 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-26 12:00:37,046 INFO L130 BoogieDeclarations]: Found specification of procedure free_sglist [2023-11-26 12:00:37,046 INFO L138 BoogieDeclarations]: Found implementation of procedure free_sglist [2023-11-26 12:00:37,046 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2023-11-26 12:00:37,046 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2023-11-26 12:00:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure test_iso_queue [2023-11-26 12:00:37,047 INFO L138 BoogieDeclarations]: Found implementation of procedure test_iso_queue [2023-11-26 12:00:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure simple_check_buf [2023-11-26 12:00:37,047 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_check_buf [2023-11-26 12:00:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-26 12:00:37,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-26 12:00:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 12:00:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 12:00:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 12:00:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 12:00:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 12:00:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-26 12:00:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-26 12:00:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-26 12:00:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-26 12:00:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-26 12:00:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-26 12:00:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-26 12:00:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-26 12:00:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-26 12:00:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-26 12:00:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-26 12:00:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-26 12:00:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-26 12:00:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-26 12:00:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-26 12:00:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-26 12:00:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-26 12:00:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-26 12:00:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-26 12:00:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-26 12:00:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-11-26 12:00:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-11-26 12:00:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2023-11-26 12:00:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2023-11-26 12:00:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2023-11-26 12:00:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2023-11-26 12:00:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2023-11-26 12:00:37,053 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2023-11-26 12:00:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure perform_sglist [2023-11-26 12:00:37,053 INFO L138 BoogieDeclarations]: Found implementation of procedure perform_sglist [2023-11-26 12:00:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure test_unaligned_bulk [2023-11-26 12:00:37,054 INFO L138 BoogieDeclarations]: Found implementation of procedure test_unaligned_bulk [2023-11-26 12:00:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-26 12:00:37,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-26 12:00:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_sglist [2023-11-26 12:00:37,054 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_sglist [2023-11-26 12:00:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-26 12:00:37,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-26 12:00:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-26 12:00:37,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-26 12:00:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2023-11-26 12:00:37,055 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2023-11-26 12:00:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-26 12:00:37,056 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-26 12:00:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-26 12:00:37,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-26 12:00:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-26 12:00:37,056 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-26 12:00:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure set_altsetting [2023-11-26 12:00:37,057 INFO L138 BoogieDeclarations]: Found implementation of procedure set_altsetting [2023-11-26 12:00:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-11-26 12:00:37,057 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-11-26 12:00:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 12:00:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 12:00:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 12:00:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 12:00:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 12:00:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-26 12:00:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-26 12:00:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-26 12:00:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-26 12:00:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-26 12:00:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-26 12:00:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-26 12:00:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-26 12:00:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-26 12:00:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-26 12:00:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-26 12:00:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-26 12:00:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-26 12:00:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-26 12:00:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-26 12:00:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-26 12:00:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-26 12:00:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-26 12:00:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-26 12:00:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-26 12:00:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-11-26 12:00:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-11-26 12:00:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2023-11-26 12:00:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2023-11-26 12:00:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2023-11-26 12:00:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2023-11-26 12:00:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-26 12:00:37,062 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-26 12:00:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-11-26 12:00:37,062 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-11-26 12:00:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-26 12:00:37,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-26 12:00:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure verify_not_halted [2023-11-26 12:00:37,063 INFO L138 BoogieDeclarations]: Found implementation of procedure verify_not_halted [2023-11-26 12:00:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2023-11-26 12:00:37,063 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2023-11-26 12:00:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-26 12:00:37,064 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-26 12:00:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-26 12:00:37,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-26 12:00:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-26 12:00:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-26 12:00:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-26 12:00:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-26 12:00:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-26 12:00:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-26 12:00:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-26 12:00:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2023-11-26 12:00:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2023-11-26 12:00:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2023-11-26 12:00:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2023-11-26 12:00:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2023-11-26 12:00:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2023-11-26 12:00:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2023-11-26 12:00:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2023-11-26 12:00:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2023-11-26 12:00:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2023-11-26 12:00:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2023-11-26 12:00:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2023-11-26 12:00:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2023-11-26 12:00:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2023-11-26 12:00:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2023-11-26 12:00:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2023-11-26 12:00:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2023-11-26 12:00:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2023-11-26 12:00:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2023-11-26 12:00:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2023-11-26 12:00:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2023-11-26 12:00:37,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2023-11-26 12:00:37,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2023-11-26 12:00:37,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#30 [2023-11-26 12:00:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-26 12:00:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-26 12:00:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-26 12:00:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-26 12:00:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-26 12:00:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-26 12:00:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-26 12:00:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2023-11-26 12:00:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2023-11-26 12:00:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2023-11-26 12:00:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2023-11-26 12:00:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2023-11-26 12:00:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2023-11-26 12:00:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2023-11-26 12:00:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2023-11-26 12:00:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2023-11-26 12:00:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2023-11-26 12:00:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2023-11-26 12:00:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2023-11-26 12:00:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2023-11-26 12:00:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2023-11-26 12:00:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2023-11-26 12:00:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2023-11-26 12:00:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2023-11-26 12:00:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2023-11-26 12:00:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2023-11-26 12:00:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2023-11-26 12:00:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2023-11-26 12:00:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2023-11-26 12:00:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2023-11-26 12:00:37,131 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#30 [2023-11-26 12:00:37,131 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-26 12:00:37,131 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-26 12:00:37,131 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 12:00:37,131 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 12:00:37,131 INFO L130 BoogieDeclarations]: Found specification of procedure test_halt [2023-11-26 12:00:37,131 INFO L138 BoogieDeclarations]: Found implementation of procedure test_halt [2023-11-26 12:00:37,131 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_alloc_urb [2023-11-26 12:00:37,131 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_alloc_urb [2023-11-26 12:00:37,131 INFO L130 BoogieDeclarations]: Found specification of procedure unlink1 [2023-11-26 12:00:37,131 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink1 [2023-11-26 12:00:37,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 12:00:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure ctrl_out [2023-11-26 12:00:37,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ctrl_out [2023-11-26 12:00:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-26 12:00:37,132 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-26 12:00:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-26 12:00:37,132 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-26 12:00:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_status [2023-11-26 12:00:37,132 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_status [2023-11-26 12:00:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 12:00:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure is_good_config [2023-11-26 12:00:37,132 INFO L138 BoogieDeclarations]: Found implementation of procedure is_good_config [2023-11-26 12:00:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-26 12:00:37,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-26 12:00:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2023-11-26 12:00:37,133 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2023-11-26 12:00:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 12:00:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 12:00:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 12:00:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 12:00:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-26 12:00:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-26 12:00:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-26 12:00:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-26 12:00:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-26 12:00:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-26 12:00:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-26 12:00:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-26 12:00:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-26 12:00:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-26 12:00:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-26 12:00:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-26 12:00:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-26 12:00:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-26 12:00:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-26 12:00:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-26 12:00:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-26 12:00:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-26 12:00:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-26 12:00:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2023-11-26 12:00:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2023-11-26 12:00:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2023-11-26 12:00:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2023-11-26 12:00:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2023-11-26 12:00:37,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2023-11-26 12:00:37,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2023-11-26 12:00:37,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2023-11-26 12:00:37,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 12:00:37,138 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2023-11-26 12:00:37,138 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2023-11-26 12:00:37,138 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-26 12:00:37,138 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-26 12:00:37,138 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2023-11-26 12:00:37,138 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2023-11-26 12:00:37,139 INFO L130 BoogieDeclarations]: Found specification of procedure testdev_to_usbdev [2023-11-26 12:00:37,139 INFO L138 BoogieDeclarations]: Found implementation of procedure testdev_to_usbdev [2023-11-26 12:00:37,139 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2023-11-26 12:00:37,139 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2023-11-26 12:00:37,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 12:00:37,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 12:00:37,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 12:00:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 12:00:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-26 12:00:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-26 12:00:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-26 12:00:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-26 12:00:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-26 12:00:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-26 12:00:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-26 12:00:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-26 12:00:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-26 12:00:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-26 12:00:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-26 12:00:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-26 12:00:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-26 12:00:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-26 12:00:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-26 12:00:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-26 12:00:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-26 12:00:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-26 12:00:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-26 12:00:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2023-11-26 12:00:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2023-11-26 12:00:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2023-11-26 12:00:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2023-11-26 12:00:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2023-11-26 12:00:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2023-11-26 12:00:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2023-11-26 12:00:37,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2023-11-26 12:00:37,144 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_simple [2023-11-26 12:00:37,144 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_simple [2023-11-26 12:00:37,144 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-26 12:00:37,144 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-26 12:00:37,144 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-11-26 12:00:37,144 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-11-26 12:00:37,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-26 12:00:37,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-26 12:00:37,145 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-26 12:00:37,145 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-26 12:00:37,145 INFO L130 BoogieDeclarations]: Found specification of procedure simple_io [2023-11-26 12:00:37,145 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_io [2023-11-26 12:00:37,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 12:00:37,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-26 12:00:37,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-26 12:00:37,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-26 12:00:37,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-26 12:00:37,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-26 12:00:37,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-26 12:00:37,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-26 12:00:37,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-26 12:00:37,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-26 12:00:37,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-26 12:00:37,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-26 12:00:37,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-26 12:00:37,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-26 12:00:37,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-26 12:00:37,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-26 12:00:37,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-26 12:00:37,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-26 12:00:37,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-26 12:00:37,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-26 12:00:37,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-26 12:00:37,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-26 12:00:37,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-26 12:00:37,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-26 12:00:37,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2023-11-26 12:00:37,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2023-11-26 12:00:37,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2023-11-26 12:00:37,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2023-11-26 12:00:37,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2023-11-26 12:00:37,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2023-11-26 12:00:37,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2023-11-26 12:00:37,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2023-11-26 12:00:37,150 INFO L130 BoogieDeclarations]: Found specification of procedure simple_alloc_urb [2023-11-26 12:00:37,150 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_alloc_urb [2023-11-26 12:00:37,150 INFO L130 BoogieDeclarations]: Found specification of procedure simple_free_urb [2023-11-26 12:00:37,150 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_free_urb [2023-11-26 12:00:37,150 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-26 12:00:37,150 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-26 12:00:37,151 INFO L130 BoogieDeclarations]: Found specification of procedure simple_fill_buf [2023-11-26 12:00:37,151 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_fill_buf [2023-11-26 12:00:37,151 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2023-11-26 12:00:37,151 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2023-11-26 12:00:37,151 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-26 12:00:37,151 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-26 12:00:37,151 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-26 12:00:37,152 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-26 12:00:37,152 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_ioctl [2023-11-26 12:00:37,152 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_ioctl [2023-11-26 12:00:37,152 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_offset [2023-11-26 12:00:37,152 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_offset [2023-11-26 12:00:37,152 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-26 12:00:37,152 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-26 12:00:37,152 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-26 12:00:37,153 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-26 12:00:37,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 12:00:37,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 12:00:37,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 12:00:37,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 12:00:37,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 12:00:37,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-26 12:00:37,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-26 12:00:37,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-26 12:00:37,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-26 12:00:37,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-26 12:00:37,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-26 12:00:37,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-26 12:00:37,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-26 12:00:37,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-26 12:00:37,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-26 12:00:37,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-26 12:00:37,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-26 12:00:37,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-26 12:00:37,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-26 12:00:37,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-26 12:00:37,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-26 12:00:37,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-26 12:00:37,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-26 12:00:37,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-26 12:00:37,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-26 12:00:37,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-11-26 12:00:37,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-11-26 12:00:37,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2023-11-26 12:00:37,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2023-11-26 12:00:37,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2023-11-26 12:00:37,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2023-11-26 12:00:37,157 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2023-11-26 12:00:37,157 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2023-11-26 12:00:37,157 INFO L130 BoogieDeclarations]: Found specification of procedure usbtest_disconnect [2023-11-26 12:00:37,157 INFO L138 BoogieDeclarations]: Found implementation of procedure usbtest_disconnect [2023-11-26 12:00:37,157 INFO L130 BoogieDeclarations]: Found specification of procedure check_guard_bytes [2023-11-26 12:00:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure check_guard_bytes [2023-11-26 12:00:37,158 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2023-11-26 12:00:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2023-11-26 12:00:37,158 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2023-11-26 12:00:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2023-11-26 12:00:37,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-26 12:00:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-26 12:00:37,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 12:00:37,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 12:00:37,159 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_descriptor [2023-11-26 12:00:37,159 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_descriptor [2023-11-26 12:00:37,988 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 12:00:37,993 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 12:00:38,214 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-26 12:00:43,247 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 12:00:43,637 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 12:00:43,638 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-26 12:00:43,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:00:43 BoogieIcfgContainer [2023-11-26 12:00:43,645 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 12:00:43,648 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 12:00:43,649 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 12:00:43,652 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 12:00:43,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:00:33" (1/3) ... [2023-11-26 12:00:43,654 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@602fc8fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:00:43, skipping insertion in model container [2023-11-26 12:00:43,656 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:35" (2/3) ... [2023-11-26 12:00:43,657 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@602fc8fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:00:43, skipping insertion in model container [2023-11-26 12:00:43,657 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:00:43" (3/3) ... [2023-11-26 12:00:43,659 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 [2023-11-26 12:00:43,685 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 12:00:43,686 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 12:00:43,819 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 12:00:43,829 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;@72791a7c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 12:00:43,829 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 12:00:43,847 INFO L276 IsEmpty]: Start isEmpty. Operand has 1417 states, 995 states have (on average 1.4683417085427135) internal successors, (1461), 1010 states have internal predecessors, (1461), 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) [2023-11-26 12:00:43,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-26 12:00:43,873 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:43,875 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] [2023-11-26 12:00:43,875 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:43,884 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:43,885 INFO L85 PathProgramCache]: Analyzing trace with hash -2116313713, now seen corresponding path program 1 times [2023-11-26 12:00:43,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:00:43,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267138142] [2023-11-26 12:00:43,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:43,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:00:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:44,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:00:44,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:44,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-26 12:00:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:44,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-26 12:00:44,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:44,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-26 12:00:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:44,829 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-26 12:00:44,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:00:44,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267138142] [2023-11-26 12:00:44,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1267138142] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:00:44,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:00:44,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 12:00:44,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742231019] [2023-11-26 12:00:44,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:00:44,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 12:00:44,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:00:44,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 12:00:44,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-26 12:00:44,882 INFO L87 Difference]: Start difference. First operand has 1417 states, 995 states have (on average 1.4683417085427135) internal successors, (1461), 1010 states have internal predecessors, (1461), 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) [2023-11-26 12:00:54,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:00:54,675 INFO L93 Difference]: Finished difference Result 2986 states and 4656 transitions. [2023-11-26 12:00:54,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 12:00:54,681 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 [2023-11-26 12:00:54,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:00:54,722 INFO L225 Difference]: With dead ends: 2986 [2023-11-26 12:00:54,722 INFO L226 Difference]: Without dead ends: 1550 [2023-11-26 12:00:54,746 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-26 12:00:54,749 INFO L413 NwaCegarLoop]: 273 mSDtfsCounter, 1927 mSDsluCounter, 576 mSDsCounter, 0 mSdLazyCounter, 5357 mSolverCounterSat, 577 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2252 SdHoareTripleChecker+Valid, 849 SdHoareTripleChecker+Invalid, 5934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 577 IncrementalHoareTripleChecker+Valid, 5357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2023-11-26 12:00:54,750 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2252 Valid, 849 Invalid, 5934 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [577 Valid, 5357 Invalid, 0 Unknown, 0 Unchecked, 9.2s Time] [2023-11-26 12:00:54,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1550 states. [2023-11-26 12:00:54,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1550 to 1431. [2023-11-26 12:00:54,951 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) [2023-11-26 12:00:54,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1431 states and 2144 transitions. [2023-11-26 12:00:54,972 INFO L78 Accepts]: Start accepts. Automaton has 1431 states and 2144 transitions. Word has length 36 [2023-11-26 12:00:54,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:00:54,973 INFO L495 AbstractCegarLoop]: Abstraction has 1431 states and 2144 transitions. [2023-11-26 12:00:54,974 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) [2023-11-26 12:00:54,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 2144 transitions. [2023-11-26 12:00:54,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-26 12:00:54,984 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:00:54,985 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] [2023-11-26 12:00:54,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 12:00:54,985 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:00:54,986 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:00:54,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1136073441, now seen corresponding path program 1 times [2023-11-26 12:00:54,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:00:54,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400090774] [2023-11-26 12:00:54,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:00:54,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:00:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:55,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:00:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:55,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-26 12:00:55,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:55,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-26 12:00:55,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:55,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-26 12:00:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:55,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-26 12:00:55,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:00:55,320 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-26 12:00:55,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:00:55,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400090774] [2023-11-26 12:00:55,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400090774] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:00:55,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:00:55,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 12:00:55,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239327697] [2023-11-26 12:00:55,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:00:55,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 12:00:55,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:00:55,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 12:00:55,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-26 12:00:55,325 INFO L87 Difference]: Start difference. First operand 1431 states and 2144 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) [2023-11-26 12:01:04,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:01:04,579 INFO L93 Difference]: Finished difference Result 1551 states and 2365 transitions. [2023-11-26 12:01:04,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 12:01:04,588 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 [2023-11-26 12:01:04,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:01:04,611 INFO L225 Difference]: With dead ends: 1551 [2023-11-26 12:01:04,611 INFO L226 Difference]: Without dead ends: 1548 [2023-11-26 12:01:04,613 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-26 12:01:04,614 INFO L413 NwaCegarLoop]: 267 mSDtfsCounter, 1827 mSDsluCounter, 591 mSDsCounter, 0 mSdLazyCounter, 5301 mSolverCounterSat, 555 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2144 SdHoareTripleChecker+Valid, 858 SdHoareTripleChecker+Invalid, 5856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 555 IncrementalHoareTripleChecker+Valid, 5301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2023-11-26 12:01:04,615 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2144 Valid, 858 Invalid, 5856 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [555 Valid, 5301 Invalid, 0 Unknown, 0 Unchecked, 8.9s Time] [2023-11-26 12:01:04,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1548 states. [2023-11-26 12:01:04,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1548 to 1432. [2023-11-26 12:01:04,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1432 states, 1010 states have (on average 1.4415841584158415) internal successors, (1456), 1021 states have internal predecessors, (1456), 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) [2023-11-26 12:01:04,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1432 states and 2145 transitions. [2023-11-26 12:01:04,795 INFO L78 Accepts]: Start accepts. Automaton has 1432 states and 2145 transitions. Word has length 53 [2023-11-26 12:01:04,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:01:04,796 INFO L495 AbstractCegarLoop]: Abstraction has 1432 states and 2145 transitions. [2023-11-26 12:01:04,797 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) [2023-11-26 12:01:04,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 2145 transitions. [2023-11-26 12:01:04,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-26 12:01:04,800 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:01:04,800 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] [2023-11-26 12:01:04,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 12:01:04,801 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:01:04,802 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:01:04,802 INFO L85 PathProgramCache]: Analyzing trace with hash -854028268, now seen corresponding path program 1 times [2023-11-26 12:01:04,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:01:04,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102592352] [2023-11-26 12:01:04,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:04,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:01:04,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:01:05,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:01:05,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:01:05,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-26 12:01:05,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:01:05,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-26 12:01:05,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:01:05,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-26 12:01:05,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:01:05,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-26 12:01:05,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:01:05,469 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-26 12:01:05,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:01:05,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102592352] [2023-11-26 12:01:05,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102592352] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:01:05,470 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:01:05,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 12:01:05,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337326709] [2023-11-26 12:01:05,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:01:05,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 12:01:05,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:01:05,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 12:01:05,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-26 12:01:05,474 INFO L87 Difference]: Start difference. First operand 1432 states and 2145 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) [2023-11-26 12:01:14,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:01:14,881 INFO L93 Difference]: Finished difference Result 2993 states and 4581 transitions. [2023-11-26 12:01:14,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-26 12:01:14,882 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 55 [2023-11-26 12:01:14,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:01:14,896 INFO L225 Difference]: With dead ends: 2993 [2023-11-26 12:01:14,896 INFO L226 Difference]: Without dead ends: 1581 [2023-11-26 12:01:14,906 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-26 12:01:14,907 INFO L413 NwaCegarLoop]: 267 mSDtfsCounter, 3069 mSDsluCounter, 591 mSDsCounter, 0 mSdLazyCounter, 5395 mSolverCounterSat, 1816 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3108 SdHoareTripleChecker+Valid, 858 SdHoareTripleChecker+Invalid, 7211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1816 IncrementalHoareTripleChecker+Valid, 5395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2023-11-26 12:01:14,908 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3108 Valid, 858 Invalid, 7211 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1816 Valid, 5395 Invalid, 0 Unknown, 0 Unchecked, 8.9s Time] [2023-11-26 12:01:14,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1581 states. [2023-11-26 12:01:15,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1581 to 1462. [2023-11-26 12:01:15,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1462 states, 1028 states have (on average 1.4367704280155642) internal successors, (1477), 1039 states have internal predecessors, (1477), 349 states have call successors, (349), 85 states have call predecessors, (349), 84 states have return successors, (348), 344 states have call predecessors, (348), 348 states have call successors, (348) [2023-11-26 12:01:15,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1462 states and 2174 transitions. [2023-11-26 12:01:15,045 INFO L78 Accepts]: Start accepts. Automaton has 1462 states and 2174 transitions. Word has length 55 [2023-11-26 12:01:15,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:01:15,048 INFO L495 AbstractCegarLoop]: Abstraction has 1462 states and 2174 transitions. [2023-11-26 12:01:15,048 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2023-11-26 12:01:15,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 2174 transitions. [2023-11-26 12:01:15,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-26 12:01:15,066 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:01:15,066 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:01:15,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-26 12:01:15,067 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 12:01:15,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:01:15,068 INFO L85 PathProgramCache]: Analyzing trace with hash -2025726469, now seen corresponding path program 1 times [2023-11-26 12:01:15,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:01:15,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096938703] [2023-11-26 12:01:15,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:15,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:01:15,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:01:15,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:01:15,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096938703] [2023-11-26 12:01:15,269 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 12:01:15,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [858255870] [2023-11-26 12:01:15,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:01:15,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 12:01:15,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087b251-6fa9-4149-bc98-d7347c64fb2f/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:01:15,275 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087b251-6fa9-4149-bc98-d7347c64fb2f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 12:01:15,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a087b251-6fa9-4149-bc98-d7347c64fb2f/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 12:01:16,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:01:16,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 2462 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 12:01:16,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 12:01:16,421 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-26 12:01:16,421 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 12:01:16,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [858255870] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:01:16,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:01:16,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 12:01:16,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077304524] [2023-11-26 12:01:16,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:01:16,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:01:16,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:01:16,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:01:16,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:01:16,425 INFO L87 Difference]: Start difference. First operand 1462 states and 2174 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18)