/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver 'cvc4 --incremental --print-success --lang smt' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-356b6ba-m [2024-11-01 06:43:55,080 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-01 06:43:55,187 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-01 06:43:55,195 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-01 06:43:55,195 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-01 06:43:55,224 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-01 06:43:55,225 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-01 06:43:55,226 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-01 06:43:55,227 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-01 06:43:55,228 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-01 06:43:55,228 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-01 06:43:55,229 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-01 06:43:55,229 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-01 06:43:55,230 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-01 06:43:55,232 INFO L153 SettingsManager]: * Use SBE=true [2024-11-01 06:43:55,233 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-01 06:43:55,233 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-01 06:43:55,234 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-01 06:43:55,234 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-01 06:43:55,234 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-01 06:43:55,234 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-01 06:43:55,239 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-01 06:43:55,239 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-01 06:43:55,239 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-01 06:43:55,239 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-01 06:43:55,240 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-01 06:43:55,240 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-01 06:43:55,240 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-01 06:43:55,241 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-01 06:43:55,241 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-01 06:43:55,241 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-01 06:43:55,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 06:43:55,242 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-01 06:43:55,242 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-01 06:43:55,244 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-01 06:43:55,244 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-01 06:43:55,244 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-01 06:43:55,245 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-01 06:43:55,245 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-01 06:43:55,245 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-01 06:43:55,245 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-01 06:43:55,246 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-11-01 06:43:55,246 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-01 06:43:55,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-01 06:43:55,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-01 06:43:55,593 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-01 06:43:55,594 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-01 06:43:55,594 INFO L274 PluginConnector]: CDTParser initialized [2024-11-01 06:43:55,596 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i [2024-11-01 06:43:57,254 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-01 06:43:57,813 INFO L384 CDTParser]: Found 1 translation units. [2024-11-01 06:43:57,814 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i [2024-11-01 06:43:57,864 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1d1ea76a/f885532e3a374521b7edbf136bc66006/FLAG01b8aee52 [2024-11-01 06:43:57,884 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1d1ea76a/f885532e3a374521b7edbf136bc66006 [2024-11-01 06:43:57,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-01 06:43:57,888 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-01 06:43:57,891 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-01 06:43:57,891 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-01 06:43:57,897 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-01 06:43:57,898 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 06:43:57" (1/1) ... [2024-11-01 06:43:57,899 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23b1a3fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:43:57, skipping insertion in model container [2024-11-01 06:43:57,899 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 06:43:57" (1/1) ... [2024-11-01 06:43:58,042 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 06:43:59,244 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i[164250,164263] [2024-11-01 06:43:59,299 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,460 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,524 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,527 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,535 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,550 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,577 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,577 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,578 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,578 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,613 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,614 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,615 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,619 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,623 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,624 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,646 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,658 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,663 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,671 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,673 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,673 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,682 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,696 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,708 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,718 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,747 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,753 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,754 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,758 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,760 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,761 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,772 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,773 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,820 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,822 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,830 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,830 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,941 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:43:59,943 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 06:43:59,993 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-01 06:44:00,069 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 06:44:00,186 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i[164250,164263] [2024-11-01 06:44:00,191 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,201 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,226 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,229 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,232 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,233 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,237 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,238 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,238 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,238 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,244 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,245 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,245 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,246 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,247 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,248 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,252 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,253 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,254 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,258 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,260 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,260 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,262 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,263 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,265 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,267 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,273 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,275 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,275 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,276 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,278 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,278 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,281 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,281 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,284 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,285 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,285 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,285 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,308 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:44:00,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 06:44:00,329 INFO L200 MainTranslator]: Completed pre-run [2024-11-01 06:44:00,454 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"); [5441] [2024-11-01 06:44:00,456 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)); [5448] [2024-11-01 06:44:00,457 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 %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5456-5457] [2024-11-01 06:44:00,459 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)); [5485] [2024-11-01 06:44:00,459 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)); [5492] [2024-11-01 06:44:00,465 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i[164250,164263] [2024-11-01 06:44:00,492 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-3.12-rc1.tar.xz--X--144_2a--X--cpachecker/linux-3.12-rc1.tar.xz/csd_deg_dscv/6225/dscv_tempdir/dscv/ri/144_2a/drivers/net/can/usb/ems_usb.o.c.prepared"), "i" (546), "i" (12UL)); [6159-6160] [2024-11-01 06:44:00,561 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 06:44:00,736 INFO L204 MainTranslator]: Completed translation [2024-11-01 06:44:00,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:44:00 WrapperNode [2024-11-01 06:44:00,738 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-01 06:44:00,740 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-01 06:44:00,740 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-01 06:44:00,740 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-01 06:44:00,747 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:44:00" (1/1) ... [2024-11-01 06:44:00,826 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:44:00" (1/1) ... [2024-11-01 06:44:00,999 INFO L138 Inliner]: procedures = 182, calls = 765, calls flagged for inlining = 78, calls inlined = 78, statements flattened = 2064 [2024-11-01 06:44:00,999 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-01 06:44:01,001 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-01 06:44:01,001 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-01 06:44:01,002 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-01 06:44:01,013 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:44:00" (1/1) ... [2024-11-01 06:44:01,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:44:00" (1/1) ... [2024-11-01 06:44:01,042 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:44:00" (1/1) ... [2024-11-01 06:44:01,356 INFO L175 MemorySlicer]: Split 454 memory accesses to 8 slices as follows [20, 2, 44, 20, 9, 9, 342, 8]. 75 percent of accesses are in the largest equivalence class. The 44 initializations are split as follows [0, 2, 0, 0, 0, 0, 34, 8]. The 224 writes are split as follows [11, 0, 44, 0, 0, 5, 164, 0]. [2024-11-01 06:44:01,356 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:44:00" (1/1) ... [2024-11-01 06:44:01,356 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:44:00" (1/1) ... [2024-11-01 06:44:01,465 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:44:00" (1/1) ... [2024-11-01 06:44:01,484 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:44:00" (1/1) ... [2024-11-01 06:44:01,516 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:44:00" (1/1) ... [2024-11-01 06:44:01,537 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:44:00" (1/1) ... [2024-11-01 06:44:01,571 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-01 06:44:01,573 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-01 06:44:01,573 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-01 06:44:01,573 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-01 06:44:01,574 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:44:00" (1/1) ... [2024-11-01 06:44:01,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 06:44:01,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 06:44:01,621 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-01 06:44:01,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-01 06:44:01,670 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-01 06:44:01,670 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-01 06:44:01,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-01 06:44:01,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-01 06:44:01,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-01 06:44:01,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-01 06:44:01,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-01 06:44:01,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-01 06:44:01,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-01 06:44:01,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-01 06:44:01,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_18 [2024-11-01 06:44:01,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_18 [2024-11-01 06:44:01,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_4 [2024-11-01 06:44:01,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_4 [2024-11-01 06:44:01,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_3 [2024-11-01 06:44:01,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_3 [2024-11-01 06:44:01,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2024-11-01 06:44:01,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2024-11-01 06:44:01,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-01 06:44:01,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-01 06:44:01,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-01 06:44:01,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-01 06:44:01,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-01 06:44:01,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-01 06:44:01,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-01 06:44:01,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-01 06:44:01,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-01 06:44:01,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-01 06:44:01,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-01 06:44:01,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-01 06:44:01,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-01 06:44:01,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-01 06:44:01,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-01 06:44:01,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-01 06:44:01,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-01 06:44:01,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-01 06:44:01,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-01 06:44:01,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-01 06:44:01,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-01 06:44:01,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-01 06:44:01,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-01 06:44:01,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-01 06:44:01,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-01 06:44:01,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-01 06:44:01,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-01 06:44:01,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-01 06:44:01,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-01 06:44:01,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-01 06:44:01,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-01 06:44:01,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-01 06:44:01,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-01 06:44:01,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-01 06:44:01,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-01 06:44:01,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-01 06:44:01,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-01 06:44:01,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-01 06:44:01,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-01 06:44:01,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-01 06:44:01,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-01 06:44:01,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-01 06:44:01,681 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-01 06:44:01,681 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-01 06:44:01,681 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_read_bulk_callback [2024-11-01 06:44:01,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_read_bulk_callback [2024-11-01 06:44:01,682 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2024-11-01 06:44:01,682 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2024-11-01 06:44:01,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2024-11-01 06:44:01,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2024-11-01 06:44:01,682 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_control_cmd [2024-11-01 06:44:01,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_control_cmd [2024-11-01 06:44:01,682 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-01 06:44:01,683 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-01 06:44:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-01 06:44:01,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-01 06:44:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-01 06:44:01,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-01 06:44:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2024-11-01 06:44:01,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2024-11-01 06:44:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-01 06:44:01,683 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-01 06:44:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2024-11-01 06:44:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2024-11-01 06:44:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-01 06:44:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-01 06:44:01,685 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2024-11-01 06:44:01,685 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2024-11-01 06:44:01,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-01 06:44:01,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-01 06:44:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-01 06:44:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-01 06:44:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-01 06:44:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-01 06:44:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-01 06:44:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-01 06:44:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-01 06:44:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-01 06:44:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-01 06:44:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-01 06:44:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-01 06:44:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-01 06:44:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-01 06:44:01,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-01 06:44:01,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-01 06:44:01,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-01 06:44:01,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-01 06:44:01,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-01 06:44:01,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-01 06:44:01,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-01 06:44:01,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-01 06:44:01,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-01 06:44:01,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-01 06:44:01,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-01 06:44:01,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-01 06:44:01,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-01 06:44:01,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-01 06:44:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-01 06:44:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-01 06:44:01,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-01 06:44:01,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-01 06:44:01,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-01 06:44:01,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-01 06:44:01,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-01 06:44:01,692 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-01 06:44:01,692 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-01 06:44:01,692 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-01 06:44:01,692 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-01 06:44:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_command_msg [2024-11-01 06:44:01,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_command_msg [2024-11-01 06:44:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-01 06:44:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-01 06:44:01,693 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-01 06:44:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2024-11-01 06:44:01,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2024-11-01 06:44:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2024-11-01 06:44:01,693 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2024-11-01 06:44:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-01 06:44:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-01 06:44:01,694 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-01 06:44:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-01 06:44:01,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-01 06:44:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-01 06:44:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-01 06:44:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-01 06:44:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-01 06:44:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-01 06:44:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-01 06:44:01,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-01 06:44:01,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-01 06:44:01,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-01 06:44:01,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#0 [2024-11-01 06:44:01,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#1 [2024-11-01 06:44:01,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#2 [2024-11-01 06:44:01,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#3 [2024-11-01 06:44:01,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#4 [2024-11-01 06:44:01,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#5 [2024-11-01 06:44:01,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#6 [2024-11-01 06:44:01,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#7 [2024-11-01 06:44:01,696 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_write_mode [2024-11-01 06:44:01,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_write_mode [2024-11-01 06:44:01,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#0 [2024-11-01 06:44:01,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#1 [2024-11-01 06:44:01,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#2 [2024-11-01 06:44:01,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#3 [2024-11-01 06:44:01,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#4 [2024-11-01 06:44:01,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#5 [2024-11-01 06:44:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#6 [2024-11-01 06:44:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#7 [2024-11-01 06:44:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-01 06:44:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-01 06:44:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#0 [2024-11-01 06:44:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#1 [2024-11-01 06:44:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#2 [2024-11-01 06:44:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#3 [2024-11-01 06:44:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#4 [2024-11-01 06:44:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#5 [2024-11-01 06:44:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#6 [2024-11-01 06:44:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#7 [2024-11-01 06:44:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2024-11-01 06:44:01,698 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2024-11-01 06:44:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2024-11-01 06:44:01,698 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2024-11-01 06:44:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-01 06:44:01,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-01 06:44:01,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-01 06:44:01,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-01 06:44:01,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-01 06:44:01,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-01 06:44:01,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-01 06:44:01,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-01 06:44:01,700 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_disconnect [2024-11-01 06:44:01,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_disconnect [2024-11-01 06:44:01,700 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-01 06:44:01,700 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-01 06:44:01,700 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-11-01 06:44:01,700 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-11-01 06:44:01,700 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_read_interrupt_callback [2024-11-01 06:44:01,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_read_interrupt_callback [2024-11-01 06:44:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2024-11-01 06:44:01,701 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2024-11-01 06:44:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-01 06:44:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-01 06:44:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-01 06:44:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-01 06:44:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-01 06:44:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-01 06:44:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-01 06:44:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-01 06:44:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-01 06:44:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-01 06:44:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-01 06:44:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-01 06:44:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-01 06:44:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-01 06:44:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-01 06:44:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-01 06:44:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-01 06:44:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-01 06:44:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-01 06:44:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-01 06:44:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-01 06:44:01,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-01 06:44:01,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-01 06:44:01,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-01 06:44:01,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-01 06:44:01,703 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2024-11-01 06:44:01,703 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2024-11-01 06:44:01,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-01 06:44:01,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-01 06:44:01,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-01 06:44:01,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-01 06:44:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-01 06:44:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-01 06:44:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-01 06:44:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-11-01 06:44:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-01 06:44:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-01 06:44:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-01 06:44:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-01 06:44:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-01 06:44:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-01 06:44:01,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-01 06:44:01,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-01 06:44:01,705 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_rx_err [2024-11-01 06:44:01,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_rx_err [2024-11-01 06:44:01,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-01 06:44:01,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-01 06:44:01,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-01 06:44:01,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-01 06:44:01,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-01 06:44:01,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-01 06:44:01,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-01 06:44:01,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-01 06:44:01,706 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-01 06:44:01,706 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-01 06:44:01,706 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2024-11-01 06:44:01,706 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2024-11-01 06:44:01,706 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-01 06:44:01,706 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-01 06:44:01,706 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2024-11-01 06:44:01,706 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2024-11-01 06:44:01,706 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-01 06:44:01,706 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-01 06:44:01,706 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2024-11-01 06:44:01,706 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2024-11-01 06:44:01,706 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-01 06:44:01,707 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-01 06:44:01,707 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-01 06:44:01,707 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-01 06:44:01,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2024-11-01 06:44:01,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2024-11-01 06:44:01,707 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2024-11-01 06:44:01,707 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2024-11-01 06:44:01,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#0 [2024-11-01 06:44:01,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#1 [2024-11-01 06:44:01,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#2 [2024-11-01 06:44:01,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#3 [2024-11-01 06:44:01,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#4 [2024-11-01 06:44:01,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#5 [2024-11-01 06:44:01,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#6 [2024-11-01 06:44:01,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#7 [2024-11-01 06:44:01,708 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2024-11-01 06:44:01,708 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2024-11-01 06:44:01,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-01 06:44:01,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-01 06:44:01,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-01 06:44:01,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-01 06:44:02,354 INFO L238 CfgBuilder]: Building ICFG [2024-11-01 06:44:02,358 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-01 06:44:02,453 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-01 06:44:03,809 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2024-11-01 06:44:41,824 INFO L? ?]: Removed 951 outVars from TransFormulas that were not future-live. [2024-11-01 06:44:41,824 INFO L287 CfgBuilder]: Performing block encoding [2024-11-01 06:44:41,870 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-01 06:44:41,870 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-01 06:44:41,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 06:44:41 BoogieIcfgContainer [2024-11-01 06:44:41,871 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-01 06:44:41,878 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-01 06:44:41,879 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-01 06:44:41,883 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-01 06:44:41,883 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.11 06:43:57" (1/3) ... [2024-11-01 06:44:41,884 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65d66fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 06:44:41, skipping insertion in model container [2024-11-01 06:44:41,884 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:44:00" (2/3) ... [2024-11-01 06:44:41,884 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65d66fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 06:44:41, skipping insertion in model container [2024-11-01 06:44:41,884 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 06:44:41" (3/3) ... [2024-11-01 06:44:41,886 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i [2024-11-01 06:44:41,904 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-01 06:44:41,905 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-01 06:44:42,011 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-01 06:44:42,016 INFO L333 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, 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;@5f902935, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-01 06:44:42,016 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-01 06:44:42,024 INFO L276 IsEmpty]: Start isEmpty. Operand has 703 states, 494 states have (on average 1.3157894736842106) internal successors, (650), 522 states have internal predecessors, (650), 157 states have call successors, (157), 52 states have call predecessors, (157), 50 states have return successors, (151), 146 states have call predecessors, (151), 151 states have call successors, (151) [2024-11-01 06:44:42,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-01 06:44:42,034 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:44:42,035 INFO L215 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] [2024-11-01 06:44:42,035 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:44:42,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:44:42,042 INFO L85 PathProgramCache]: Analyzing trace with hash 157810778, now seen corresponding path program 1 times [2024-11-01 06:44:42,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:44:42,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1701654942] [2024-11-01 06:44:42,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:44:42,057 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:44:42,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:44:42,062 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-01 06:44:42,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-01 06:44:45,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:44:45,834 INFO L255 TraceCheckSpWp]: Trace formula consists of 1028 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 06:44:45,840 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:44:46,391 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-01 06:44:46,391 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:44:47,265 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-01 06:44:47,267 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:44:47,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1701654942] [2024-11-01 06:44:47,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1701654942] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:44:47,267 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:44:47,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2024-11-01 06:44:47,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322558696] [2024-11-01 06:44:47,270 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:44:47,274 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-01 06:44:47,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:44:47,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-01 06:44:47,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 06:44:47,304 INFO L87 Difference]: Start difference. First operand has 703 states, 494 states have (on average 1.3157894736842106) internal successors, (650), 522 states have internal predecessors, (650), 157 states have call successors, (157), 52 states have call predecessors, (157), 50 states have return successors, (151), 146 states have call predecessors, (151), 151 states have call successors, (151) Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-01 06:44:51,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-01 06:45:10,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:45:10,721 INFO L93 Difference]: Finished difference Result 2728 states and 3815 transitions. [2024-11-01 06:45:10,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-01 06:45:10,724 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 28 [2024-11-01 06:45:10,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:45:10,757 INFO L225 Difference]: With dead ends: 2728 [2024-11-01 06:45:10,757 INFO L226 Difference]: Without dead ends: 1997 [2024-11-01 06:45:10,765 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 06:45:10,768 INFO L432 NwaCegarLoop]: 958 mSDtfsCounter, 2429 mSDsluCounter, 1529 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 299 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2429 SdHoareTripleChecker+Valid, 2487 SdHoareTripleChecker+Invalid, 616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.1s IncrementalHoareTripleChecker+Time [2024-11-01 06:45:10,769 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2429 Valid, 2487 Invalid, 616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 316 Invalid, 1 Unknown, 0 Unchecked, 23.1s Time] [2024-11-01 06:45:10,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1997 states. [2024-11-01 06:45:10,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1997 to 1997. [2024-11-01 06:45:10,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1997 states, 1414 states have (on average 1.299151343705799) internal successors, (1837), 1466 states have internal predecessors, (1837), 435 states have call successors, (435), 148 states have call predecessors, (435), 147 states have return successors, (430), 415 states have call predecessors, (430), 430 states have call successors, (430) [2024-11-01 06:45:10,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 1997 states and 2702 transitions. [2024-11-01 06:45:10,970 INFO L78 Accepts]: Start accepts. Automaton has 1997 states and 2702 transitions. Word has length 28 [2024-11-01 06:45:10,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:45:10,971 INFO L471 AbstractCegarLoop]: Abstraction has 1997 states and 2702 transitions. [2024-11-01 06:45:10,971 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-01 06:45:10,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 2702 transitions. [2024-11-01 06:45:10,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-01 06:45:10,975 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:45:10,975 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 06:45:10,990 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-01 06:45:11,176 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-01 06:45:11,177 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:45:11,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:45:11,177 INFO L85 PathProgramCache]: Analyzing trace with hash -2017032682, now seen corresponding path program 1 times [2024-11-01 06:45:11,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:45:11,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1912482975] [2024-11-01 06:45:11,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:45:11,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:45:11,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:45:11,180 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-01 06:45:11,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-01 06:45:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:45:14,199 INFO L255 TraceCheckSpWp]: Trace formula consists of 1071 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-01 06:45:14,202 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:45:21,253 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-01 06:45:21,253 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:45:24,642 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-01 06:45:24,643 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:45:24,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1912482975] [2024-11-01 06:45:24,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1912482975] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:45:24,643 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:45:24,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 4 [2024-11-01 06:45:24,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992695544] [2024-11-01 06:45:24,644 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:45:24,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-01 06:45:24,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:45:24,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-01 06:45:24,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 06:45:24,648 INFO L87 Difference]: Start difference. First operand 1997 states and 2702 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-01 06:45:27,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:45:27,539 INFO L93 Difference]: Finished difference Result 5964 states and 8228 transitions. [2024-11-01 06:45:27,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-01 06:45:27,541 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 38 [2024-11-01 06:45:27,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:45:27,579 INFO L225 Difference]: With dead ends: 5964 [2024-11-01 06:45:27,579 INFO L226 Difference]: Without dead ends: 3981 [2024-11-01 06:45:27,595 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 06:45:27,596 INFO L432 NwaCegarLoop]: 1077 mSDtfsCounter, 924 mSDsluCounter, 1800 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 924 SdHoareTripleChecker+Valid, 2877 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-01 06:45:27,596 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [924 Valid, 2877 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-01 06:45:27,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3981 states.