./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a6f063-f57b-4c09-97a4-310829ad22fe/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a6f063-f57b-4c09-97a4-310829ad22fe/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a6f063-f57b-4c09-97a4-310829ad22fe/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a6f063-f57b-4c09-97a4-310829ad22fe/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a6f063-f57b-4c09-97a4-310829ad22fe/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a6f063-f57b-4c09-97a4-310829ad22fe/bin/uautomizer-verify-uCwYo4JHxu --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 08b5f37246b5db2704912edf2e599b38e840680a1db95349b6967c3c4646cf90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:32:45,921 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:32:46,043 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a6f063-f57b-4c09-97a4-310829ad22fe/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:32:46,050 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:32:46,051 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:32:46,090 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:32:46,091 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:32:46,092 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:32:46,093 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:32:46,098 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:32:46,099 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:32:46,099 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:32:46,100 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:32:46,102 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:32:46,102 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:32:46,103 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:32:46,103 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:32:46,104 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:32:46,104 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:32:46,105 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:32:46,106 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:32:46,106 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:32:46,107 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:32:46,108 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:32:46,108 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:32:46,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:32:46,109 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:32:46,110 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:32:46,110 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:32:46,111 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:32:46,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:32:46,121 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:32:46,122 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:32:46,122 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:32:46,122 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:32:46,123 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:32:46,123 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_e0a6f063-f57b-4c09-97a4-310829ad22fe/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a6f063-f57b-4c09-97a4-310829ad22fe/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08b5f37246b5db2704912edf2e599b38e840680a1db95349b6967c3c4646cf90 [2023-11-19 07:32:46,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:32:46,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:32:46,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:32:46,466 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:32:46,467 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:32:46,469 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a6f063-f57b-4c09-97a4-310829ad22fe/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i [2023-11-19 07:32:49,431 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:32:50,141 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:32:50,142 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a6f063-f57b-4c09-97a4-310829ad22fe/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i [2023-11-19 07:32:50,200 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a6f063-f57b-4c09-97a4-310829ad22fe/bin/uautomizer-verify-uCwYo4JHxu/data/c7c539b48/d23aa35a85d642f6bf2f66f662e308c1/FLAGafd5858cb [2023-11-19 07:32:50,220 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a6f063-f57b-4c09-97a4-310829ad22fe/bin/uautomizer-verify-uCwYo4JHxu/data/c7c539b48/d23aa35a85d642f6bf2f66f662e308c1 [2023-11-19 07:32:50,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:32:50,227 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:32:50,231 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:32:50,232 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:32:50,238 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:32:50,239 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:32:50" (1/1) ... [2023-11-19 07:32:50,240 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54eb7d43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:50, skipping insertion in model container [2023-11-19 07:32:50,241 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:32:50" (1/1) ... [2023-11-19 07:32:50,442 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:32:53,685 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_e0a6f063-f57b-4c09-97a4-310829ad22fe/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i[370344,370357] [2023-11-19 07:32:53,920 WARN L635 FunctionHandler]: implicit declaration of function ldv_xmalloc [2023-11-19 07:32:53,929 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:32:53,958 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:32:54,038 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3930] [2023-11-19 07:32:54,040 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [3937] [2023-11-19 07:32:54,041 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3951-3952] [2023-11-19 07:32:54,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [3960] [2023-11-19 07:32:54,052 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4299] [2023-11-19 07:32:54,052 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4306] [2023-11-19 07:32:54,304 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/9066/dscv_tempdir/dscv/ri/32_7a/drivers/usb/host/fotg210-hcd.c"), "i" (1921), "i" (12UL)); [6562-6563] [2023-11-19 07:32:54,324 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/9066/dscv_tempdir/dscv/ri/32_7a/drivers/usb/host/fotg210-hcd.c"), "i" (2133), "i" (12UL)); [6814-6815] [2023-11-19 07:32:54,343 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7139] [2023-11-19 07:32:54,347 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7185] [2023-11-19 07:32:54,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7737] [2023-11-19 07:32:54,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7813] [2023-11-19 07:32:54,401 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7933] [2023-11-19 07:32:54,483 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8452] [2023-11-19 07:32:54,491 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8537] [2023-11-19 07:32:54,507 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/9066/dscv_tempdir/dscv/ri/32_7a/drivers/usb/host/fotg210-hcd.c"), "i" (4035), "i" (12UL)); [8848-8849] [2023-11-19 07:32:54,541 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9481] [2023-11-19 07:32:54,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9856] [2023-11-19 07:32:54,562 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9887] [2023-11-19 07:32:54,580 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/9066/dscv_tempdir/dscv/ri/32_7a/drivers/usb/host/fotg210-hcd.c"), "i" (5180), "i" (12UL)); [10271-10272] [2023-11-19 07:32:54,647 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_e0a6f063-f57b-4c09-97a4-310829ad22fe/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i[370344,370357] [2023-11-19 07:32:54,664 WARN L635 FunctionHandler]: implicit declaration of function ldv_xmalloc [2023-11-19 07:32:54,668 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:32:54,831 WARN L675 CHandler]: The function ldv_xmalloc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:32:54,839 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:32:54,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:54 WrapperNode [2023-11-19 07:32:54,840 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:32:54,842 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:32:54,842 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:32:54,842 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:32:54,851 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:54" (1/1) ... [2023-11-19 07:32:55,040 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:54" (1/1) ... [2023-11-19 07:32:55,482 INFO L138 Inliner]: procedures = 381, calls = 4908, calls flagged for inlining = 150, calls inlined = 146, statements flattened = 13305 [2023-11-19 07:32:55,483 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:32:55,484 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:32:55,484 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:32:55,484 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:32:55,495 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:54" (1/1) ... [2023-11-19 07:32:55,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:54" (1/1) ... [2023-11-19 07:32:55,572 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:54" (1/1) ... [2023-11-19 07:32:55,573 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:54" (1/1) ... [2023-11-19 07:32:55,996 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:54" (1/1) ... [2023-11-19 07:32:56,056 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:54" (1/1) ... [2023-11-19 07:32:56,187 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:54" (1/1) ... [2023-11-19 07:32:56,234 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:54" (1/1) ... [2023-11-19 07:32:56,337 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:32:56,338 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:32:56,338 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:32:56,339 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:32:56,339 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:54" (1/1) ... [2023-11-19 07:32:56,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:32:56,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a6f063-f57b-4c09-97a4-310829ad22fe/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:32:56,373 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a6f063-f57b-4c09-97a4-310829ad22fe/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:32:56,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a6f063-f57b-4c09-97a4-310829ad22fe/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:32:56,410 INFO L130 BoogieDeclarations]: Found specification of procedure single_unlink_async [2023-11-19 07:32:56,410 INFO L138 BoogieDeclarations]: Found implementation of procedure single_unlink_async [2023-11-19 07:32:56,410 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_poll_PSS [2023-11-19 07:32:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_poll_PSS [2023-11-19 07:32:56,411 INFO L130 BoogieDeclarations]: Found specification of procedure end_unlink_async [2023-11-19 07:32:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure end_unlink_async [2023-11-19 07:32:56,411 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_status_buf [2023-11-19 07:32:56,412 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_status_buf [2023-11-19 07:32:56,412 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2023-11-19 07:32:56,412 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2023-11-19 07:32:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qh_alloc [2023-11-19 07:32:56,413 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qh_alloc [2023-11-19 07:32:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:32:56,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:32:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 07:32:56,416 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 07:32:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_dequeue [2023-11-19 07:32:56,416 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_dequeue [2023-11-19 07:32:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure turn_on_io_watchdog [2023-11-19 07:32:56,416 INFO L138 BoogieDeclarations]: Found implementation of procedure turn_on_io_watchdog [2023-11-19 07:32:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2023-11-19 07:32:56,417 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2023-11-19 07:32:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_to_hcd [2023-11-19 07:32:56,418 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_to_hcd [2023-11-19 07:32:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-11-19 07:32:56,418 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-11-19 07:32:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:32:56,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:32:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpup [2023-11-19 07:32:56,419 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpup [2023-11-19 07:32:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2023-11-19 07:32:56,419 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2023-11-19 07:32:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure qh_destroy [2023-11-19 07:32:56,419 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_destroy [2023-11-19 07:32:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure end_free_itds [2023-11-19 07:32:56,420 INFO L138 BoogieDeclarations]: Found implementation of procedure end_free_itds [2023-11-19 07:32:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 07:32:56,420 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 07:32:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 07:32:56,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 07:32:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hcd_remove [2023-11-19 07:32:56,420 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hcd_remove [2023-11-19 07:32:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_next_shadow [2023-11-19 07:32:56,421 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_next_shadow [2023-11-19 07:32:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_poll_ASS [2023-11-19 07:32:56,421 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_poll_ASS [2023-11-19 07:32:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_buffer [2023-11-19 07:32:56,422 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_buffer [2023-11-19 07:32:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_run [2023-11-19 07:32:56,423 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_run [2023-11-19 07:32:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-19 07:32:56,424 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-19 07:32:56,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:32:56,424 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:32:56,424 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_intr [2023-11-19 07:32:56,424 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_intr [2023-11-19 07:32:56,424 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:32:56,424 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:32:56,425 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hub_status_data [2023-11-19 07:32:56,425 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hub_status_data [2023-11-19 07:32:56,426 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_set_command_bit [2023-11-19 07:32:56,426 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_set_command_bit [2023-11-19 07:32:56,426 INFO L130 BoogieDeclarations]: Found specification of procedure debug_output [2023-11-19 07:32:56,426 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_output [2023-11-19 07:32:56,426 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2023-11-19 07:32:56,426 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2023-11-19 07:32:56,426 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-19 07:32:56,427 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-19 07:32:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_init [2023-11-19 07:32:56,427 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_init [2023-11-19 07:32:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 07:32:56,428 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 07:32:56,428 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2023-11-19 07:32:56,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2023-11-19 07:32:56,428 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_relinquish_port [2023-11-19 07:32:56,428 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_relinquish_port [2023-11-19 07:32:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_fotg210 [2023-11-19 07:32:56,429 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_fotg210 [2023-11-19 07:32:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_irq [2023-11-19 07:32:56,429 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_irq [2023-11-19 07:32:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure start_free_itds [2023-11-19 07:32:56,429 INFO L138 BoogieDeclarations]: Found implementation of procedure start_free_itds [2023-11-19 07:32:56,430 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-19 07:32:56,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-19 07:32:56,430 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_stop [2023-11-19 07:32:56,430 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_stop [2023-11-19 07:32:56,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:32:56,430 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 07:32:56,430 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 07:32:56,431 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2023-11-19 07:32:56,431 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2023-11-19 07:32:56,431 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_command_bit [2023-11-19 07:32:56,431 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_command_bit [2023-11-19 07:32:56,432 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_list_free [2023-11-19 07:32:56,432 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_list_free [2023-11-19 07:32:56,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:32:56,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 07:32:56,433 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2023-11-19 07:32:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2023-11-19 07:32:56,433 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2023-11-19 07:32:56,433 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2023-11-19 07:32:56,433 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-19 07:32:56,434 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-19 07:32:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_fill [2023-11-19 07:32:56,434 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_fill [2023-11-19 07:32:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 07:32:56,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 07:32:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_readl [2023-11-19 07:32:56,435 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_readl [2023-11-19 07:32:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 07:32:56,435 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 07:32:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2023-11-19 07:32:56,436 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2023-11-19 07:32:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_tt_buffer [2023-11-19 07:32:56,436 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_tt_buffer [2023-11-19 07:32:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2023-11-19 07:32:56,436 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2023-11-19 07:32:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:32:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:32:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_writel [2023-11-19 07:32:56,437 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_writel [2023-11-19 07:32:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_command_buf [2023-11-19 07:32:56,438 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_command_buf [2023-11-19 07:32:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:32:56,438 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:32:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure start_iaa_cycle [2023-11-19 07:32:56,439 INFO L138 BoogieDeclarations]: Found implementation of procedure start_iaa_cycle [2023-11-19 07:32:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_halt [2023-11-19 07:32:56,439 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_halt [2023-11-19 07:32:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2023-11-19 07:32:56,440 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2023-11-19 07:32:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hcd_probe [2023-11-19 07:32:56,441 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hcd_probe [2023-11-19 07:32:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_usecs [2023-11-19 07:32:56,444 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_usecs [2023-11-19 07:32:56,444 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 07:32:56,445 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 07:32:56,445 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-19 07:32:56,446 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-19 07:32:56,447 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_endpoint_disable [2023-11-19 07:32:56,447 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_endpoint_disable [2023-11-19 07:32:56,448 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2023-11-19 07:32:56,453 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2023-11-19 07:32:56,453 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 07:32:56,453 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 07:32:56,454 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 07:32:56,454 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 07:32:56,454 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-19 07:32:56,455 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-19 07:32:56,455 INFO L130 BoogieDeclarations]: Found specification of procedure qh_completions [2023-11-19 07:32:56,455 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_completions [2023-11-19 07:32:56,455 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_mem_cleanup [2023-11-19 07:32:56,455 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_mem_cleanup [2023-11-19 07:32:56,455 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_handle_controller_death [2023-11-19 07:32:56,456 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_handle_controller_death [2023-11-19 07:32:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 07:32:56,456 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 07:32:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure disable_periodic [2023-11-19 07:32:56,456 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_periodic [2023-11-19 07:32:56,456 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2023-11-19 07:32:56,456 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2023-11-19 07:32:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure enable_periodic [2023-11-19 07:32:56,457 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_periodic [2023-11-19 07:32:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_port_speed [2023-11-19 07:32:56,457 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_port_speed [2023-11-19 07:32:56,457 INFO L130 BoogieDeclarations]: Found specification of procedure qh_lines [2023-11-19 07:32:56,457 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_lines [2023-11-19 07:32:56,458 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-19 07:32:56,458 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-19 07:32:56,458 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_shutdown [2023-11-19 07:32:56,458 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_shutdown [2023-11-19 07:32:56,458 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-19 07:32:56,458 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-19 07:32:56,458 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_handle_intr_unlinks [2023-11-19 07:32:56,459 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_handle_intr_unlinks [2023-11-19 07:32:56,459 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-19 07:32:56,459 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-19 07:32:56,459 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_enable_event [2023-11-19 07:32:56,459 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_enable_event [2023-11-19 07:32:56,459 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_free [2023-11-19 07:32:56,459 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_free [2023-11-19 07:32:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_read_frame_index [2023-11-19 07:32:56,460 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_read_frame_index [2023-11-19 07:32:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2023-11-19 07:32:56,460 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2023-11-19 07:32:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:32:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_quiesce [2023-11-19 07:32:56,460 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_quiesce [2023-11-19 07:32:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_debug_buffer [2023-11-19 07:32:56,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_debug_buffer [2023-11-19 07:32:56,461 INFO L130 BoogieDeclarations]: Found specification of procedure qh_schedule [2023-11-19 07:32:56,461 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_schedule [2023-11-19 07:32:56,461 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_get_frame [2023-11-19 07:32:56,461 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_get_frame [2023-11-19 07:32:56,461 INFO L130 BoogieDeclarations]: Found specification of procedure check_intr_schedule [2023-11-19 07:32:56,461 INFO L138 BoogieDeclarations]: Found implementation of procedure check_intr_schedule [2023-11-19 07:32:56,462 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2023-11-19 07:32:56,462 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2023-11-19 07:32:56,462 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 07:32:56,462 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 07:32:56,462 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_silence_controller [2023-11-19 07:32:56,462 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_silence_controller [2023-11-19 07:32:56,462 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2023-11-19 07:32:56,463 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2023-11-19 07:32:56,463 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:32:56,463 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:32:56,463 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_clear_tt_buffer_complete [2023-11-19 07:32:56,463 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_clear_tt_buffer_complete [2023-11-19 07:32:56,463 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2023-11-19 07:32:56,463 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2023-11-19 07:32:56,464 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-19 07:32:56,464 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-19 07:32:56,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:32:56,464 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-19 07:32:56,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-19 07:32:56,464 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_endpoint_reset [2023-11-19 07:32:56,464 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_endpoint_reset [2023-11-19 07:32:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2023-11-19 07:32:56,465 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2023-11-19 07:32:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-19 07:32:56,465 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-19 07:32:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:32:56,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:32:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure iso_sched_free [2023-11-19 07:32:56,465 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_sched_free [2023-11-19 07:32:56,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 07:32:56,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 07:32:56,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:32:56,466 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_reset [2023-11-19 07:32:56,466 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_reset [2023-11-19 07:32:56,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 07:32:56,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 07:32:56,467 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-19 07:32:56,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-19 07:32:56,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:32:56,467 INFO L130 BoogieDeclarations]: Found specification of procedure usb_calc_bus_time [2023-11-19 07:32:56,467 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_calc_bus_time [2023-11-19 07:32:56,467 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_cancel [2023-11-19 07:32:56,467 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_cancel [2023-11-19 07:32:56,467 INFO L130 BoogieDeclarations]: Found specification of procedure qh_link_async [2023-11-19 07:32:56,468 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_link_async [2023-11-19 07:32:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:32:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_qtd_alloc [2023-11-19 07:32:56,468 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_qtd_alloc [2023-11-19 07:32:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_work [2023-11-19 07:32:56,468 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_work [2023-11-19 07:32:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure qh_urb_transaction [2023-11-19 07:32:56,469 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_urb_transaction [2023-11-19 07:32:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-19 07:32:56,469 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-19 07:32:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:32:56,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:32:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2023-11-19 07:32:56,469 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2023-11-19 07:32:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_hub_control [2023-11-19 07:32:56,470 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_hub_control [2023-11-19 07:32:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure check_period [2023-11-19 07:32:56,470 INFO L138 BoogieDeclarations]: Found implementation of procedure check_period [2023-11-19 07:32:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2023-11-19 07:32:56,471 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2023-11-19 07:32:56,474 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2023-11-19 07:32:56,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2023-11-19 07:32:56,474 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 07:32:56,474 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 07:32:56,474 INFO L130 BoogieDeclarations]: Found specification of procedure shadow_next_periodic [2023-11-19 07:32:56,474 INFO L138 BoogieDeclarations]: Found implementation of procedure shadow_next_periodic [2023-11-19 07:32:56,475 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-19 07:32:56,475 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-19 07:32:56,475 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpu [2023-11-19 07:32:56,475 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpu [2023-11-19 07:32:56,475 INFO L130 BoogieDeclarations]: Found specification of procedure handshake [2023-11-19 07:32:56,475 INFO L138 BoogieDeclarations]: Found implementation of procedure handshake [2023-11-19 07:32:56,476 INFO L130 BoogieDeclarations]: Found specification of procedure debug_close [2023-11-19 07:32:56,476 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_close [2023-11-19 07:32:56,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_debug_buffer [2023-11-19 07:32:56,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_debug_buffer [2023-11-19 07:32:56,476 INFO L130 BoogieDeclarations]: Found specification of procedure qh_refresh [2023-11-19 07:32:56,476 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_refresh [2023-11-19 07:32:56,476 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 07:32:56,476 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 07:32:56,477 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_enqueue [2023-11-19 07:32:56,477 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_enqueue [2023-11-19 07:32:56,477 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_async [2023-11-19 07:32:56,477 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_async [2023-11-19 07:32:56,477 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-19 07:32:56,477 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-19 07:32:56,477 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc32 [2023-11-19 07:32:56,478 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc32 [2023-11-19 07:32:56,478 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 07:32:56,478 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 07:32:56,478 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-19 07:32:56,478 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-19 07:32:56,478 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-19 07:32:56,478 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-19 07:32:56,478 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 07:32:56,479 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 07:32:56,479 INFO L130 BoogieDeclarations]: Found specification of procedure qh_append_tds [2023-11-19 07:32:56,479 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_append_tds [2023-11-19 07:32:56,479 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-19 07:32:56,479 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-19 07:32:56,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:32:56,479 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_fotg210_init [2023-11-19 07:32:56,479 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_fotg210_init [2023-11-19 07:32:56,480 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_port_handed_over [2023-11-19 07:32:56,480 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_port_handed_over [2023-11-19 07:32:56,480 INFO L130 BoogieDeclarations]: Found specification of procedure fotg210_urb_done [2023-11-19 07:32:56,480 INFO L138 BoogieDeclarations]: Found implementation of procedure fotg210_urb_done [2023-11-19 07:32:56,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:32:56,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:32:56,480 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2023-11-19 07:32:56,481 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2023-11-19 07:32:56,481 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 07:32:56,481 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 07:32:57,797 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:32:57,803 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:32:58,451 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:33:11,691 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_platform_driver_unregister_16_returnLabel#1: havoc ldv_platform_driver_unregister_16_~ldv_func_arg1#1.base, ldv_platform_driver_unregister_16_~ldv_func_arg1#1.offset;havoc ldv_platform_driver_unregister_16_#in~ldv_func_arg1#1.base, ldv_platform_driver_unregister_16_#in~ldv_func_arg1#1.offset;assume { :end_inline_ldv_platform_driver_unregister_16 } true; [2023-11-19 07:33:12,094 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:33:12,125 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:33:12,125 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 07:33:12,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:33:12 BoogieIcfgContainer [2023-11-19 07:33:12,144 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:33:12,146 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:33:12,146 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:33:12,150 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:33:12,150 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:32:50" (1/3) ... [2023-11-19 07:33:12,151 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3639a43c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:33:12, skipping insertion in model container [2023-11-19 07:33:12,151 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:54" (2/3) ... [2023-11-19 07:33:12,152 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3639a43c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:33:12, skipping insertion in model container [2023-11-19 07:33:12,152 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:33:12" (3/3) ... [2023-11-19 07:33:12,153 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--host--fotg210-hcd.ko-entry_point.cil.out.i [2023-11-19 07:33:12,174 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:33:12,174 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:33:12,406 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:33:12,414 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;@6fc618e5, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:33:12,419 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:33:12,443 INFO L276 IsEmpty]: Start isEmpty. Operand has 4387 states, 3157 states have (on average 1.4298384542286982) internal successors, (4514), 3243 states have internal predecessors, (4514), 1079 states have call successors, (1079), 150 states have call predecessors, (1079), 149 states have return successors, (1071), 1055 states have call predecessors, (1071), 1071 states have call successors, (1071) [2023-11-19 07:33:12,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2023-11-19 07:33:12,494 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:33:12,495 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:33:12,496 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:33:12,504 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:33:12,505 INFO L85 PathProgramCache]: Analyzing trace with hash -1366433513, now seen corresponding path program 1 times [2023-11-19 07:33:12,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:33:12,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402359169] [2023-11-19 07:33:12,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:33:12,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:33:13,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:13,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:33:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:13,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:13,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:13,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:33:13,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:13,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 07:33:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:13,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:13,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:13,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:33:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:13,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 07:33:13,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:13,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:13,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:13,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:33:13,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:13,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:33:13,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:13,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:33:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-19 07:33:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:33:14,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-19 07:33:14,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:33:14,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-19 07:33:14,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:33:14,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-19 07:33:14,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:33:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-19 07:33:14,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:33:14,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-19 07:33:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:33:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2023-11-19 07:33:14,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2023-11-19 07:33:14,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2023-11-19 07:33:14,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2023-11-19 07:33:14,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-19 07:33:14,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2023-11-19 07:33:14,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2023-11-19 07:33:14,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2023-11-19 07:33:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2023-11-19 07:33:14,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2023-11-19 07:33:14,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-19 07:33:14,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2023-11-19 07:33:14,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2023-11-19 07:33:14,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2023-11-19 07:33:14,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2023-11-19 07:33:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2023-11-19 07:33:14,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2023-11-19 07:33:14,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2023-11-19 07:33:14,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:33:14,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:14,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2023-11-19 07:33:14,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:33:14,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402359169] [2023-11-19 07:33:14,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402359169] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:33:14,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:33:14,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:33:14,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99490501] [2023-11-19 07:33:14,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:33:14,825 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:33:14,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:33:14,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:33:14,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:33:14,883 INFO L87 Difference]: Start difference. First operand has 4387 states, 3157 states have (on average 1.4298384542286982) internal successors, (4514), 3243 states have internal predecessors, (4514), 1079 states have call successors, (1079), 150 states have call predecessors, (1079), 149 states have return successors, (1071), 1055 states have call predecessors, (1071), 1071 states have call successors, (1071) Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (34), 5 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-19 07:33:27,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:33:29,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:33:30,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:33:33,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:33:35,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:33:36,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []