./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --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 bf5e73d985bafa5e008f16fba6fb54da90c4b127699bd918a748611ea9b79793 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 15:25:10,314 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 15:25:10,376 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 15:25:10,382 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 15:25:10,382 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 15:25:10,405 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 15:25:10,405 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 15:25:10,406 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 15:25:10,406 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 15:25:10,407 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 15:25:10,407 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 15:25:10,408 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 15:25:10,408 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 15:25:10,408 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 15:25:10,408 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 15:25:10,408 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 15:25:10,409 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 15:25:10,409 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 15:25:10,409 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 15:25:10,409 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 15:25:10,409 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 15:25:10,412 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 15:25:10,412 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 15:25:10,412 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 15:25:10,412 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 15:25:10,413 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 15:25:10,413 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 15:25:10,413 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 15:25:10,413 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 15:25:10,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:25:10,413 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 15:25:10,414 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 15:25:10,414 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 15:25:10,414 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 15:25:10,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 15:25:10,414 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 15:25:10,414 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 15:25:10,415 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 15:25:10,415 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 15:25:10,415 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf5e73d985bafa5e008f16fba6fb54da90c4b127699bd918a748611ea9b79793 [2024-10-11 15:25:10,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 15:25:10,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 15:25:10,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 15:25:10,619 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 15:25:10,619 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 15:25:10,620 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-10-11 15:25:11,868 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 15:25:12,196 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 15:25:12,196 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-10-11 15:25:12,222 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/e8c4c3cf7/9eefd70ff0b44a9c88a0df240403afc9/FLAG712888916 [2024-10-11 15:25:12,237 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/e8c4c3cf7/9eefd70ff0b44a9c88a0df240403afc9 [2024-10-11 15:25:12,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 15:25:12,242 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 15:25:12,243 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 15:25:12,243 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 15:25:12,247 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 15:25:12,248 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:25:12" (1/1) ... [2024-10-11 15:25:12,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f3afe68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:25:12, skipping insertion in model container [2024-10-11 15:25:12,250 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:25:12" (1/1) ... [2024-10-11 15:25:12,338 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 15:25:13,097 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i[158797,158810] [2024-10-11 15:25:13,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:25:13,151 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 15:25:13,190 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)); [2769-2770] [2024-10-11 15:25:13,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [2796] [2024-10-11 15:25:13,193 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [2799] [2024-10-11 15:25:13,193 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [2802] [2024-10-11 15:25:13,193 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [2805] [2024-10-11 15:25:13,260 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)ep->ep_list.next) [3649] [2024-10-11 15:25:13,261 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)ep->ep_list.next) [3671] [2024-10-11 15:25:13,318 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i[158797,158810] [2024-10-11 15:25:13,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:25:13,373 INFO L204 MainTranslator]: Completed translation [2024-10-11 15:25:13,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:25:13 WrapperNode [2024-10-11 15:25:13,374 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 15:25:13,374 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 15:25:13,374 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 15:25:13,374 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 15:25:13,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:25:13" (1/1) ... [2024-10-11 15:25:13,442 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:25:13" (1/1) ... [2024-10-11 15:25:13,540 INFO L138 Inliner]: procedures = 189, calls = 1331, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 3632 [2024-10-11 15:25:13,540 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 15:25:13,541 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 15:25:13,541 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 15:25:13,541 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 15:25:13,550 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:25:13" (1/1) ... [2024-10-11 15:25:13,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:25:13" (1/1) ... [2024-10-11 15:25:13,567 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:25:13" (1/1) ... [2024-10-11 15:25:13,982 INFO L175 MemorySlicer]: Split 657 memory accesses to 13 slices as follows [2, 15, 6, 12, 25, 0, 2, 19, 8, 13, 21, 5, 529]. 81 percent of accesses are in the largest equivalence class. The 189 initializations are split as follows [2, 0, 1, 12, 25, 0, 0, 8, 0, 8, 21, 2, 110]. The 208 writes are split as follows [0, 12, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 194]. [2024-10-11 15:25:13,983 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:25:13" (1/1) ... [2024-10-11 15:25:13,983 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:25:13" (1/1) ... [2024-10-11 15:25:14,066 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:25:13" (1/1) ... [2024-10-11 15:25:14,088 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:25:13" (1/1) ... [2024-10-11 15:25:14,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:25:13" (1/1) ... [2024-10-11 15:25:14,128 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:25:13" (1/1) ... [2024-10-11 15:25:14,170 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 15:25:14,171 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 15:25:14,171 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 15:25:14,172 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 15:25:14,172 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:25:13" (1/1) ... [2024-10-11 15:25:14,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:25:14,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:25:14,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 15:25:14,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 15:25:14,232 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_free [2024-10-11 15:25:14,232 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_free [2024-10-11 15:25:14,232 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2024-10-11 15:25:14,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2024-10-11 15:25:14,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2024-10-11 15:25:14,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2024-10-11 15:25:14,233 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-10-11 15:25:14,233 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-10-11 15:25:14,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-11 15:25:14,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-11 15:25:14,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-11 15:25:14,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-11 15:25:14,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-11 15:25:14,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-11 15:25:14,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-11 15:25:14,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-11 15:25:14,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-11 15:25:14,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-11 15:25:14,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-11 15:25:14,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-11 15:25:14,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-11 15:25:14,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-11 15:25:14,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-11 15:25:14,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-11 15:25:14,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-11 15:25:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-11 15:25:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-11 15:25:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-11 15:25:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-11 15:25:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-11 15:25:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-11 15:25:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-11 15:25:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-11 15:25:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-11 15:25:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-11 15:25:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-11 15:25:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-11 15:25:14,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-11 15:25:14,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-11 15:25:14,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-11 15:25:14,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-11 15:25:14,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-11 15:25:14,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-11 15:25:14,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-11 15:25:14,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-11 15:25:14,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-11 15:25:14,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-11 15:25:14,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-11 15:25:14,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-11 15:25:14,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 15:25:14,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 15:25:14,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 15:25:14,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-11 15:25:14,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-11 15:25:14,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-11 15:25:14,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-11 15:25:14,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-11 15:25:14,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-11 15:25:14,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-11 15:25:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-11 15:25:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-11 15:25:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-11 15:25:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-11 15:25:14,239 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-11 15:25:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure get_gadget_data [2024-10-11 15:25:14,239 INFO L138 BoogieDeclarations]: Found implementation of procedure get_gadget_data [2024-10-11 15:25:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure printer_poll [2024-10-11 15:25:14,239 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_poll [2024-10-11 15:25:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-11 15:25:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-11 15:25:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-11 15:25:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-11 15:25:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-11 15:25:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-11 15:25:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-10-11 15:25:14,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-10-11 15:25:14,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-10-11 15:25:14,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-10-11 15:25:14,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-10-11 15:25:14,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-10-11 15:25:14,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-10-11 15:25:14,240 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-11 15:25:14,240 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-11 15:25:14,240 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-11 15:25:14,240 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-11 15:25:14,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-11 15:25:14,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-11 15:25:14,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-10-11 15:25:14,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-10-11 15:25:14,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-10-11 15:25:14,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-10-11 15:25:14,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-10-11 15:25:14,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-10-11 15:25:14,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-10-11 15:25:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_free_request [2024-10-11 15:25:14,242 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_free_request [2024-10-11 15:25:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure printer_reset_interface [2024-10-11 15:25:14,242 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_reset_interface [2024-10-11 15:25:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-10-11 15:25:14,242 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-10-11 15:25:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-11 15:25:14,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-11 15:25:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure printer_soft_reset [2024-10-11 15:25:14,242 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_soft_reset [2024-10-11 15:25:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_class [2024-10-11 15:25:14,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_class [2024-10-11 15:25:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2024-10-11 15:25:14,243 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2024-10-11 15:25:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure set_printer_interface [2024-10-11 15:25:14,243 INFO L138 BoogieDeclarations]: Found implementation of procedure set_printer_interface [2024-10-11 15:25:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rx_reqs [2024-10-11 15:25:14,243 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rx_reqs [2024-10-11 15:25:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2024-10-11 15:25:14,243 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2024-10-11 15:25:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 15:25:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 15:25:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 15:25:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-11 15:25:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-11 15:25:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-11 15:25:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-11 15:25:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-11 15:25:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-11 15:25:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-11 15:25:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-11 15:25:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-11 15:25:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-11 15:25:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-10-11 15:25:14,244 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-10-11 15:25:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-11 15:25:14,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-11 15:25:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_queue [2024-10-11 15:25:14,244 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_queue [2024-10-11 15:25:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure set_interface [2024-10-11 15:25:14,244 INFO L138 BoogieDeclarations]: Found implementation of procedure set_interface [2024-10-11 15:25:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup_complete [2024-10-11 15:25:14,244 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup_complete [2024-10-11 15:25:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-11 15:25:14,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-11 15:25:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-11 15:25:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-11 15:25:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-11 15:25:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-11 15:25:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-11 15:25:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-11 15:25:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-10-11 15:25:14,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-10-11 15:25:14,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-10-11 15:25:14,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-10-11 15:25:14,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-10-11 15:25:14,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-10-11 15:25:14,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-10-11 15:25:14,245 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-11 15:25:14,245 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-11 15:25:14,245 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-11 15:25:14,245 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-11 15:25:14,246 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-11 15:25:14,246 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-11 15:25:14,246 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-10-11 15:25:14,246 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-10-11 15:25:14,246 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-10-11 15:25:14,246 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-10-11 15:25:14,246 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-10-11 15:25:14,247 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-10-11 15:25:14,247 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-10-11 15:25:14,247 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_vbus_draw [2024-10-11 15:25:14,247 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_vbus_draw [2024-10-11 15:25:14,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-11 15:25:14,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-11 15:25:14,247 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 15:25:14,247 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 15:25:14,247 INFO L130 BoogieDeclarations]: Found specification of procedure printer_write [2024-10-11 15:25:14,247 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_write [2024-10-11 15:25:14,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 15:25:14,248 INFO L130 BoogieDeclarations]: Found specification of procedure printer_unbind [2024-10-11 15:25:14,248 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_unbind [2024-10-11 15:25:14,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-10-11 15:25:14,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-10-11 15:25:14,248 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-10-11 15:25:14,248 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-10-11 15:25:14,248 INFO L130 BoogieDeclarations]: Found specification of procedure printer_close [2024-10-11 15:25:14,248 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_close [2024-10-11 15:25:14,248 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2024-10-11 15:25:14,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2024-10-11 15:25:14,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 15:25:14,249 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2024-10-11 15:25:14,249 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2024-10-11 15:25:14,249 INFO L130 BoogieDeclarations]: Found specification of procedure printer_fsync [2024-10-11 15:25:14,249 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_fsync [2024-10-11 15:25:14,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-10-11 15:25:14,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-10-11 15:25:14,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 15:25:14,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 15:25:14,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 15:25:14,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 15:25:14,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 15:25:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 15:25:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 15:25:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-11 15:25:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-11 15:25:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-11 15:25:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-11 15:25:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-11 15:25:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-11 15:25:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-11 15:25:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-10-11 15:25:14,250 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-10-11 15:25:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2024-10-11 15:25:14,251 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2024-10-11 15:25:14,251 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_enable [2024-10-11 15:25:14,251 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_enable [2024-10-11 15:25:14,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 15:25:14,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 15:25:14,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 15:25:14,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 15:25:14,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 15:25:14,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 15:25:14,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-11 15:25:14,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-11 15:25:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-11 15:25:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-11 15:25:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-11 15:25:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-11 15:25:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-11 15:25:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure printer_open [2024-10-11 15:25:14,252 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_open [2024-10-11 15:25:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure printer_bind [2024-10-11 15:25:14,252 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_bind [2024-10-11 15:25:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-10-11 15:25:14,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-10-11 15:25:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-10-11 15:25:14,253 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-10-11 15:25:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-10-11 15:25:14,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-10-11 15:25:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2024-10-11 15:25:14,253 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2024-10-11 15:25:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-11 15:25:14,253 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-11 15:25:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2024-10-11 15:25:14,253 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2024-10-11 15:25:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_autoconfig [2024-10-11 15:25:14,253 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_autoconfig [2024-10-11 15:25:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 15:25:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 15:25:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 15:25:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-11 15:25:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-11 15:25:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-11 15:25:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-11 15:25:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-11 15:25:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-11 15:25:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-11 15:25:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-11 15:25:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-11 15:25:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-11 15:25:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-11 15:25:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-10-11 15:25:14,255 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-10-11 15:25:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2024-10-11 15:25:14,255 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2024-10-11 15:25:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-11 15:25:14,255 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-11 15:25:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-10-11 15:25:14,255 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-10-11 15:25:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-10-11 15:25:14,255 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-10-11 15:25:14,256 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup [2024-10-11 15:25:14,256 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup [2024-10-11 15:25:14,256 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-10-11 15:25:14,256 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-10-11 15:25:14,256 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2024-10-11 15:25:14,256 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2024-10-11 15:25:14,256 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-10-11 15:25:14,256 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-10-11 15:25:14,256 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-10-11 15:25:14,256 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-10-11 15:25:14,256 INFO L130 BoogieDeclarations]: Found specification of procedure set_gadget_data [2024-10-11 15:25:14,256 INFO L138 BoogieDeclarations]: Found implementation of procedure set_gadget_data [2024-10-11 15:25:14,256 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_alloc [2024-10-11 15:25:14,256 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_alloc [2024-10-11 15:25:14,256 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-11 15:25:14,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-11 15:25:14,256 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-10-11 15:25:14,256 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-10-11 15:25:14,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_disable [2024-10-11 15:25:14,256 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_disable [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-10-11 15:25:14,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_region [2024-10-11 15:25:14,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_region [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2024-10-11 15:25:14,257 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-11 15:25:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-11 15:25:14,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-11 15:25:14,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-11 15:25:14,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-11 15:25:14,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-11 15:25:14,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-11 15:25:14,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-11 15:25:14,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-11 15:25:14,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-11 15:25:14,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-11 15:25:14,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-11 15:25:14,258 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-10-11 15:25:14,259 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-10-11 15:25:14,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 15:25:14,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 15:25:14,259 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-10-11 15:25:14,259 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-10-11 15:25:14,739 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 15:25:14,742 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 15:25:14,960 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-11 15:25:21,907 INFO L? ?]: Removed 1669 outVars from TransFormulas that were not future-live. [2024-10-11 15:25:21,908 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 15:25:22,126 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 15:25:22,127 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-11 15:25:22,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:25:22 BoogieIcfgContainer [2024-10-11 15:25:22,127 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 15:25:22,129 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 15:25:22,129 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 15:25:22,131 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 15:25:22,131 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 03:25:12" (1/3) ... [2024-10-11 15:25:22,132 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e619b81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:25:22, skipping insertion in model container [2024-10-11 15:25:22,132 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:25:13" (2/3) ... [2024-10-11 15:25:22,133 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e619b81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:25:22, skipping insertion in model container [2024-10-11 15:25:22,133 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:25:22" (3/3) ... [2024-10-11 15:25:22,134 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-10-11 15:25:22,147 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 15:25:22,147 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-11 15:25:22,221 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 15:25:22,227 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;@58862ffc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 15:25:22,228 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-11 15:25:22,237 INFO L276 IsEmpty]: Start isEmpty. Operand has 1266 states, 829 states have (on average 1.4209891435464415) internal successors, (1178), 871 states have internal predecessors, (1178), 364 states have call successors, (364), 71 states have call predecessors, (364), 70 states have return successors, (359), 356 states have call predecessors, (359), 359 states have call successors, (359) [2024-10-11 15:25:22,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-10-11 15:25:22,254 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:25:22,255 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:25:22,255 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [get_currentErr0ASSERT_VIOLATIONUNKNOWN, ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:25:22,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:25:22,260 INFO L85 PathProgramCache]: Analyzing trace with hash 945693222, now seen corresponding path program 1 times [2024-10-11 15:25:22,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:25:22,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964140394] [2024-10-11 15:25:22,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:25:22,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:25:23,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:23,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:25:23,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:25:23,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:23,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:25:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:25:23,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:23,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:25:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:25:23,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:25:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:25:23,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:23,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:25:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:25:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:23,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:25:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 15:25:23,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:25:23,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:23,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 15:25:23,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:23,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-11 15:25:23,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:23,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 15:25:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 15:25:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 15:25:23,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:23,607 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-10-11 15:25:23,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:25:23,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964140394] [2024-10-11 15:25:23,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964140394] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:25:23,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:25:23,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 15:25:23,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540629926] [2024-10-11 15:25:23,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:25:23,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 15:25:23,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:25:23,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 15:25:23,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:25:23,643 INFO L87 Difference]: Start difference. First operand has 1266 states, 829 states have (on average 1.4209891435464415) internal successors, (1178), 871 states have internal predecessors, (1178), 364 states have call successors, (364), 71 states have call predecessors, (364), 70 states have return successors, (359), 356 states have call predecessors, (359), 359 states have call successors, (359) Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-10-11 15:25:27,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:25:31,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:25:35,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:25:39,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:25:51,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:25:51,453 INFO L93 Difference]: Finished difference Result 2766 states and 4290 transitions. [2024-10-11 15:25:51,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 15:25:51,455 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 147 [2024-10-11 15:25:51,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:25:51,477 INFO L225 Difference]: With dead ends: 2766 [2024-10-11 15:25:51,477 INFO L226 Difference]: Without dead ends: 1494 [2024-10-11 15:25:51,485 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:25:51,489 INFO L432 NwaCegarLoop]: 444 mSDtfsCounter, 1697 mSDsluCounter, 709 mSDsCounter, 0 mSdLazyCounter, 3743 mSolverCounterSat, 916 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1920 SdHoareTripleChecker+Valid, 1153 SdHoareTripleChecker+Invalid, 4663 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 916 IncrementalHoareTripleChecker+Valid, 3743 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.3s IncrementalHoareTripleChecker+Time [2024-10-11 15:25:51,490 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1920 Valid, 1153 Invalid, 4663 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [916 Valid, 3743 Invalid, 4 Unknown, 0 Unchecked, 27.3s Time] [2024-10-11 15:25:51,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1494 states. [2024-10-11 15:25:51,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1494 to 1257. [2024-10-11 15:25:51,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1257 states, 827 states have (on average 1.4014510278113663) internal successors, (1159), 862 states have internal predecessors, (1159), 359 states have call successors, (359), 70 states have call predecessors, (359), 69 states have return successors, (346), 343 states have call predecessors, (346), 346 states have call successors, (346) [2024-10-11 15:25:51,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1257 states and 1864 transitions. [2024-10-11 15:25:51,634 INFO L78 Accepts]: Start accepts. Automaton has 1257 states and 1864 transitions. Word has length 147 [2024-10-11 15:25:51,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:25:51,634 INFO L471 AbstractCegarLoop]: Abstraction has 1257 states and 1864 transitions. [2024-10-11 15:25:51,634 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-10-11 15:25:51,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1864 transitions. [2024-10-11 15:25:51,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-10-11 15:25:51,639 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:25:51,640 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:25:51,640 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 15:25:51,640 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [get_currentErr0ASSERT_VIOLATIONUNKNOWN, ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:25:51,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:25:51,640 INFO L85 PathProgramCache]: Analyzing trace with hash -910535910, now seen corresponding path program 1 times [2024-10-11 15:25:51,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:25:51,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591095087] [2024-10-11 15:25:51,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:25:51,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:25:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:52,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:52,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:25:52,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:25:52,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:25:52,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:25:52,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:52,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:25:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:25:52,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:52,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:25:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:25:52,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:52,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:25:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:25:52,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:52,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:25:52,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 15:25:52,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:25:52,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:52,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 15:25:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-11 15:25:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:52,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 15:25:52,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:25:52,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 15:25:52,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 15:25:52,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:25:52,730 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-10-11 15:25:52,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:25:52,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591095087] [2024-10-11 15:25:52,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591095087] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:25:52,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:25:52,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 15:25:52,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621302930] [2024-10-11 15:25:52,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:25:52,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 15:25:52,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:25:52,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 15:25:52,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-11 15:25:52,733 INFO L87 Difference]: Start difference. First operand 1257 states and 1864 transitions. Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-10-11 15:25:56,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:26:00,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:26:04,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:26:08,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:26:12,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:26:28,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:26:28,442 INFO L93 Difference]: Finished difference Result 4099 states and 6211 transitions. [2024-10-11 15:26:28,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-11 15:26:28,443 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 147 [2024-10-11 15:26:28,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:26:28,456 INFO L225 Difference]: With dead ends: 4099 [2024-10-11 15:26:28,456 INFO L226 Difference]: Without dead ends: 2872 [2024-10-11 15:26:28,460 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-10-11 15:26:28,461 INFO L432 NwaCegarLoop]: 431 mSDtfsCounter, 5106 mSDsluCounter, 739 mSDsCounter, 0 mSdLazyCounter, 4333 mSolverCounterSat, 3586 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5414 SdHoareTripleChecker+Valid, 1170 SdHoareTripleChecker+Invalid, 7924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3586 IncrementalHoareTripleChecker+Valid, 4333 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.0s IncrementalHoareTripleChecker+Time [2024-10-11 15:26:28,461 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5414 Valid, 1170 Invalid, 7924 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3586 Valid, 4333 Invalid, 5 Unknown, 0 Unchecked, 35.0s Time] [2024-10-11 15:26:28,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2872 states. [2024-10-11 15:26:28,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2872 to 2394. [2024-10-11 15:26:28,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2394 states, 1587 states have (on average 1.405166981726528) internal successors, (2230), 1644 states have internal predecessors, (2230), 671 states have call successors, (671), 135 states have call predecessors, (671), 134 states have return successors, (658), 652 states have call predecessors, (658), 658 states have call successors, (658) [2024-10-11 15:26:28,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 2394 states and 3559 transitions. [2024-10-11 15:26:28,544 INFO L78 Accepts]: Start accepts. Automaton has 2394 states and 3559 transitions. Word has length 147 [2024-10-11 15:26:28,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:26:28,545 INFO L471 AbstractCegarLoop]: Abstraction has 2394 states and 3559 transitions. [2024-10-11 15:26:28,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-10-11 15:26:28,546 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 3559 transitions. [2024-10-11 15:26:28,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-10-11 15:26:28,548 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:26:28,548 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:26:28,548 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 15:26:28,549 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [get_currentErr0ASSERT_VIOLATIONUNKNOWN, ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:26:28,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:26:28,549 INFO L85 PathProgramCache]: Analyzing trace with hash 722403058, now seen corresponding path program 1 times [2024-10-11 15:26:28,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:26:28,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868322567] [2024-10-11 15:26:28,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:26:28,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:26:29,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:26:29,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:26:29,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:26:29,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:26:29,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:26:29,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:26:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:26:29,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:26:29,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:26:29,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:26:29,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:26:29,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:26:29,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:26:29,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:26:29,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:26:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:26:29,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:26:29,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:26:29,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 15:26:29,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:26:29,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:26:29,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:26:29,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 15:26:29,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:26:29,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-11 15:26:29,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:26:29,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-11 15:26:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:26:29,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-11 15:26:29,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:26:29,565 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-10-11 15:26:29,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:26:29,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868322567] [2024-10-11 15:26:29,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868322567] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:26:29,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:26:29,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 15:26:29,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120398306] [2024-10-11 15:26:29,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:26:29,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 15:26:29,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:26:29,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 15:26:29,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:26:29,568 INFO L87 Difference]: Start difference. First operand 2394 states and 3559 transitions. Second operand has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-10-11 15:26:33,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:26:37,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:26:41,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:26:45,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []