./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 623160d4598cd0ad84c7dc43ec65a6f971cb966f22ee32963f1c0c6e1de756e1 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 05:30:02,268 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 05:30:02,327 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 05:30:02,330 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 05:30:02,330 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 05:30:02,352 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 05:30:02,353 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 05:30:02,353 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 05:30:02,353 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 05:30:02,353 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 05:30:02,354 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 05:30:02,354 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 05:30:02,354 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 05:30:02,354 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 05:30:02,354 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 05:30:02,354 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 05:30:02,354 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 05:30:02,354 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 05:30:02,355 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 05:30:02,355 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 05:30:02,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 05:30:02,355 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 05:30:02,355 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 05:30:02,355 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 05:30:02,355 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 05:30:02,355 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 05:30:02,355 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 05:30:02,355 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 05:30:02,355 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 05:30:02,355 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 05:30:02,355 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 05:30:02,356 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 05:30:02,356 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 05:30:02,356 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 05:30:02,356 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 05:30:02,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 05:30:02,356 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 05:30:02,356 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 05:30:02,356 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 05:30:02,356 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 05:30:02,356 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> 623160d4598cd0ad84c7dc43ec65a6f971cb966f22ee32963f1c0c6e1de756e1 [2025-02-06 05:30:02,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 05:30:02,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 05:30:02,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 05:30:02,548 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 05:30:02,548 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 05:30:02,549 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i [2025-02-06 05:30:03,710 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/598aeef75/f9dd6497871b4bb280fc4904cfa8c3d7/FLAGc2626da5e [2025-02-06 05:30:04,182 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 05:30:04,184 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i [2025-02-06 05:30:04,215 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/598aeef75/f9dd6497871b4bb280fc4904cfa8c3d7/FLAGc2626da5e [2025-02-06 05:30:04,301 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/598aeef75/f9dd6497871b4bb280fc4904cfa8c3d7 [2025-02-06 05:30:04,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 05:30:04,304 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 05:30:04,305 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 05:30:04,306 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 05:30:04,309 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 05:30:04,313 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 05:30:04" (1/1) ... [2025-02-06 05:30:04,314 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@254f8fde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:30:04, skipping insertion in model container [2025-02-06 05:30:04,314 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 05:30:04" (1/1) ... [2025-02-06 05:30:04,387 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 05:30:05,082 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i[148506,148519] [2025-02-06 05:30:05,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 05:30:05,149 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 05:30:05,213 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n" ".pushsection __bug_table,\"a\"\n" "2:\t.long 1b - 2b, %c0 - 2b\n" "\t.word %c1, 0\n" "\t.org 2b+%c2\n" ".popsection": : "i" ("/anthill/stuff/tacas-comp/inst/current/envs/linux-3.0.1/linux-3.0.1/arch/x86/include/asm/paravirt.h"), "i" (863), "i" (sizeof(struct bug_entry ))); [3395-3401] [2025-02-06 05:30:05,215 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("" "771:\n\t" "call *%c[paravirt_opptr];" "\n" "772:\n" ".pushsection .parainstructions,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " " 771b\n" " .byte " "%c[paravirt_typenum]" "\n" " .byte 772b-771b\n" " .short " "%c[paravirt_clobber]" "\n" ".popsection\n" "": "=a" (__eax): [paravirt_typenum] "i" ((unsigned long )((unsigned int )(& ((struct paravirt_patch_template *)0)->pv_irq_ops.irq_disable.func)) / sizeof(void *)), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [3420-3444] [2025-02-06 05:30:05,217 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n" ".pushsection __bug_table,\"a\"\n" "2:\t.long 1b - 2b, %c0 - 2b\n" "\t.word %c1, 0\n" "\t.org 2b+%c2\n" ".popsection": : "i" ("/anthill/stuff/tacas-comp/inst/current/envs/linux-3.0.1/linux-3.0.1/arch/x86/include/asm/paravirt.h"), "i" (868), "i" (sizeof(struct bug_entry ))); [3474-3480] [2025-02-06 05:30:05,218 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("" "771:\n\t" "call *%c[paravirt_opptr];" "\n" "772:\n" ".pushsection .parainstructions,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " " 771b\n" " .byte " "%c[paravirt_typenum]" "\n" " .byte 772b-771b\n" " .short " "%c[paravirt_clobber]" "\n" ".popsection\n" "": "=a" (__eax): [paravirt_typenum] "i" ((unsigned long )((unsigned int )(& ((struct paravirt_patch_template *)0)->pv_irq_ops.irq_enable.func)) / sizeof(void *)), [paravirt_opptr] "i" (& pv_irq_ops.irq_enable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [3499-3523] [2025-02-06 05:30:05,341 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i[148506,148519] [2025-02-06 05:30:05,347 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 05:30:05,401 INFO L204 MainTranslator]: Completed translation [2025-02-06 05:30:05,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:30:05 WrapperNode [2025-02-06 05:30:05,402 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 05:30:05,403 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 05:30:05,403 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 05:30:05,403 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 05:30:05,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:30:05" (1/1) ... [2025-02-06 05:30:05,440 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:30:05" (1/1) ... [2025-02-06 05:30:05,486 INFO L138 Inliner]: procedures = 105, calls = 783, calls flagged for inlining = 28, calls inlined = 10, statements flattened = 1105 [2025-02-06 05:30:05,487 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 05:30:05,487 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 05:30:05,487 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 05:30:05,487 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 05:30:05,502 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:30:05" (1/1) ... [2025-02-06 05:30:05,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:30:05" (1/1) ... [2025-02-06 05:30:05,516 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:30:05" (1/1) ... [2025-02-06 05:30:05,569 INFO L175 MemorySlicer]: Split 367 memory accesses to 15 slices as follows [2, 18, 8, 50, 8, 9, 1, 2, 7, 185, 14, 7, 10, 14, 32]. 50 percent of accesses are in the largest equivalence class. The 81 initializations are split as follows [2, 0, 8, 0, 8, 0, 0, 0, 0, 0, 0, 7, 10, 14, 32]. The 220 writes are split as follows [0, 18, 0, 50, 0, 3, 0, 0, 3, 145, 1, 0, 0, 0, 0]. [2025-02-06 05:30:05,570 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:30:05" (1/1) ... [2025-02-06 05:30:05,570 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:30:05" (1/1) ... [2025-02-06 05:30:05,616 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:30:05" (1/1) ... [2025-02-06 05:30:05,623 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:30:05" (1/1) ... [2025-02-06 05:30:05,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:30:05" (1/1) ... [2025-02-06 05:30:05,644 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:30:05" (1/1) ... [2025-02-06 05:30:05,693 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 05:30:05,694 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 05:30:05,695 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 05:30:05,695 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 05:30:05,696 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:30:05" (1/1) ... [2025-02-06 05:30:05,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 05:30:05,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 05:30:05,728 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 05:30:05,741 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 05:30:05,754 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2025-02-06 05:30:05,754 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2025-02-06 05:30:05,754 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2025-02-06 05:30:05,754 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2025-02-06 05:30:05,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 05:30:05,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 05:30:05,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 05:30:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 05:30:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 05:30:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 05:30:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-02-06 05:30:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-02-06 05:30:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-02-06 05:30:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-02-06 05:30:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-02-06 05:30:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-02-06 05:30:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-02-06 05:30:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-02-06 05:30:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-02-06 05:30:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 05:30:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 05:30:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 05:30:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 05:30:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 05:30:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 05:30:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-02-06 05:30:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-02-06 05:30:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-02-06 05:30:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-02-06 05:30:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-02-06 05:30:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-02-06 05:30:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-02-06 05:30:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-02-06 05:30:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-02-06 05:30:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 05:30:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 05:30:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 05:30:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 05:30:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 05:30:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 05:30:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-06 05:30:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-06 05:30:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-06 05:30:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-06 05:30:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-06 05:30:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-06 05:30:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-06 05:30:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-06 05:30:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-06 05:30:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_read_dr [2025-02-06 05:30:05,758 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_read_dr [2025-02-06 05:30:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-02-06 05:30:05,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-02-06 05:30:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_write_ar [2025-02-06 05:30:05,758 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_write_ar [2025-02-06 05:30:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2025-02-06 05:30:05,758 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2025-02-06 05:30:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 05:30:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 05:30:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 05:30:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 05:30:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 05:30:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 05:30:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-06 05:30:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-06 05:30:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-06 05:30:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-06 05:30:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-06 05:30:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-06 05:30:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-06 05:30:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-06 05:30:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-06 05:30:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2025-02-06 05:30:05,759 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2025-02-06 05:30:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_poll_out_ready [2025-02-06 05:30:05,759 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_poll_out_ready [2025-02-06 05:30:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 05:30:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_enable [2025-02-06 05:30:05,760 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_enable [2025-02-06 05:30:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2025-02-06 05:30:05,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2025-02-06 05:30:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_read_ar [2025-02-06 05:30:05,760 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_read_ar [2025-02-06 05:30:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 05:30:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-02-06 05:30:05,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-02-06 05:30:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 05:30:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 05:30:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 05:30:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 05:30:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 05:30:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 05:30:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-02-06 05:30:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-02-06 05:30:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-02-06 05:30:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-02-06 05:30:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-02-06 05:30:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-02-06 05:30:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-02-06 05:30:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-02-06 05:30:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-02-06 05:30:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 05:30:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_strobe_ck [2025-02-06 05:30:05,761 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_strobe_ck [2025-02-06 05:30:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2025-02-06 05:30:05,762 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2025-02-06 05:30:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_poll_in_busy [2025-02-06 05:30:05,762 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_poll_in_busy [2025-02-06 05:30:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-02-06 05:30:05,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-02-06 05:30:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 05:30:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 05:30:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 05:30:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 05:30:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-06 05:30:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-02-06 05:30:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-02-06 05:30:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-02-06 05:30:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2025-02-06 05:30:05,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-02-06 05:30:05,763 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-02-06 05:30:05,763 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2025-02-06 05:30:05,763 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2025-02-06 05:30:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_write_dr [2025-02-06 05:30:05,764 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_write_dr [2025-02-06 05:30:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 05:30:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 05:30:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 05:30:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 05:30:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 05:30:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 05:30:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-06 05:30:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-06 05:30:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-06 05:30:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-06 05:30:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-06 05:30:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-06 05:30:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-06 05:30:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-06 05:30:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-06 05:30:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_exit [2025-02-06 05:30:05,764 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_exit [2025-02-06 05:30:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 05:30:05,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 05:30:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_init [2025-02-06 05:30:05,764 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_init [2025-02-06 05:30:06,018 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 05:30:06,020 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 05:30:06,042 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5474: havoc #t~ret310.base, #t~ret310.offset; [2025-02-06 05:30:06,077 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint arch_local_irq_disableFINAL: assume true; [2025-02-06 05:30:06,153 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5442: havoc #t~malloc305.base, #t~malloc305.offset; [2025-02-06 05:30:06,192 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3976: call ULTIMATE.dealloc(~#addr~1.base, ~#addr~1.offset);havoc ~#addr~1.base, ~#addr~1.offset; [2025-02-06 05:30:06,207 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint arch_local_irq_enableFINAL: assume true; [2025-02-06 05:30:06,284 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3937: call ULTIMATE.dealloc(~#addr~0.base, ~#addr~0.offset);havoc ~#addr~0.base, ~#addr~0.offset; [2025-02-06 05:30:06,289 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5518: havoc #t~nondet317; [2025-02-06 05:30:06,292 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5471: havoc #t~nondet309; [2025-02-06 05:30:12,582 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4448: call ULTIMATE.dealloc(__c2port_read_flash_data_~#status~3#1.base, __c2port_read_flash_data_~#status~3#1.offset);havoc __c2port_read_flash_data_~#status~3#1.base, __c2port_read_flash_data_~#status~3#1.offset; [2025-02-06 05:30:12,582 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5244: assume false; [2025-02-06 05:30:12,582 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5244: assume !false; [2025-02-06 05:30:12,582 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L4606: call ULTIMATE.dealloc(__c2port_write_flash_data_~#status~4#1.base, __c2port_write_flash_data_~#status~4#1.offset);havoc __c2port_write_flash_data_~#status~4#1.base, __c2port_write_flash_data_~#status~4#1.offset; [2025-02-06 05:30:12,689 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5445: havoc __class_create_#t~ret306#1.base, __class_create_#t~ret306#1.offset; [2025-02-06 05:30:12,765 INFO L? ?]: Removed 270 outVars from TransFormulas that were not future-live. [2025-02-06 05:30:12,765 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 05:30:12,790 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 05:30:12,790 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 05:30:12,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 05:30:12 BoogieIcfgContainer [2025-02-06 05:30:12,791 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 05:30:12,793 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 05:30:12,794 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 05:30:12,797 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 05:30:12,797 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 05:30:04" (1/3) ... [2025-02-06 05:30:12,798 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b311ea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 05:30:12, skipping insertion in model container [2025-02-06 05:30:12,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 05:30:05" (2/3) ... [2025-02-06 05:30:12,798 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b311ea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 05:30:12, skipping insertion in model container [2025-02-06 05:30:12,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 05:30:12" (3/3) ... [2025-02-06 05:30:12,801 INFO L128 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-misc-c2port-core.ko.cil.out.i [2025-02-06 05:30:12,813 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 05:30:12,815 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG usb_urb-drivers-misc-c2port-core.ko.cil.out.i that has 24 procedures, 415 locations, 1 initial locations, 19 loop locations, and 1 error locations. [2025-02-06 05:30:12,876 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 05:30:12,888 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;@64efea30, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 05:30:12,890 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 05:30:12,894 INFO L276 IsEmpty]: Start isEmpty. Operand has 415 states, 275 states have (on average 1.3490909090909091) internal successors, (371), 283 states have internal predecessors, (371), 113 states have call successors, (113), 23 states have call predecessors, (113), 21 states have return successors, (111), 111 states have call predecessors, (111), 111 states have call successors, (111) [2025-02-06 05:30:12,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2025-02-06 05:30:12,902 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:30:12,902 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 05:30:12,903 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:30:12,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:30:12,907 INFO L85 PathProgramCache]: Analyzing trace with hash -957190421, now seen corresponding path program 1 times [2025-02-06 05:30:12,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:30:12,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640175945] [2025-02-06 05:30:12,914 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:30:12,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:30:15,997 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-02-06 05:30:16,274 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-02-06 05:30:16,274 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:30:16,274 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:30:17,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 05:30:17,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:30:17,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640175945] [2025-02-06 05:30:17,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640175945] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 05:30:17,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 05:30:17,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-06 05:30:17,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589689096] [2025-02-06 05:30:17,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 05:30:17,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-06 05:30:17,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 05:30:17,793 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-06 05:30:17,793 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-02-06 05:30:17,795 INFO L87 Difference]: Start difference. First operand has 415 states, 275 states have (on average 1.3490909090909091) internal successors, (371), 283 states have internal predecessors, (371), 113 states have call successors, (113), 23 states have call predecessors, (113), 21 states have return successors, (111), 111 states have call predecessors, (111), 111 states have call successors, (111) Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) [2025-02-06 05:30:18,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 05:30:18,341 INFO L93 Difference]: Finished difference Result 613 states and 861 transitions. [2025-02-06 05:30:18,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-06 05:30:18,342 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) Word has length 26 [2025-02-06 05:30:18,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 05:30:18,351 INFO L225 Difference]: With dead ends: 613 [2025-02-06 05:30:18,351 INFO L226 Difference]: Without dead ends: 177 [2025-02-06 05:30:18,360 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2025-02-06 05:30:18,362 INFO L435 NwaCegarLoop]: 229 mSDtfsCounter, 137 mSDsluCounter, 801 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 1030 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-06 05:30:18,362 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 1030 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-06 05:30:18,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2025-02-06 05:30:18,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 163. [2025-02-06 05:30:18,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 122 states have (on average 1.278688524590164) internal successors, (156), 124 states have internal predecessors, (156), 25 states have call successors, (25), 14 states have call predecessors, (25), 15 states have return successors, (26), 25 states have call predecessors, (26), 23 states have call successors, (26) [2025-02-06 05:30:18,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 207 transitions. [2025-02-06 05:30:18,400 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 207 transitions. Word has length 26 [2025-02-06 05:30:18,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 05:30:18,400 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 207 transitions. [2025-02-06 05:30:18,400 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) [2025-02-06 05:30:18,400 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 207 transitions. [2025-02-06 05:30:18,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2025-02-06 05:30:18,401 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:30:18,401 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 05:30:18,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-06 05:30:18,402 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:30:18,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:30:18,402 INFO L85 PathProgramCache]: Analyzing trace with hash -1968307671, now seen corresponding path program 1 times [2025-02-06 05:30:18,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:30:18,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601162445] [2025-02-06 05:30:18,402 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:30:18,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:30:21,028 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-02-06 05:30:21,094 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-02-06 05:30:21,094 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:30:21,094 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:30:21,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 05:30:21,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:30:21,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601162445] [2025-02-06 05:30:21,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601162445] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 05:30:21,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 05:30:21,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-06 05:30:21,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092160589] [2025-02-06 05:30:21,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 05:30:21,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 05:30:21,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 05:30:21,634 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 05:30:21,634 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-06 05:30:21,634 INFO L87 Difference]: Start difference. First operand 163 states and 207 transitions. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2025-02-06 05:30:21,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 05:30:21,746 INFO L93 Difference]: Finished difference Result 170 states and 214 transitions. [2025-02-06 05:30:21,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-06 05:30:21,747 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 26 [2025-02-06 05:30:21,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 05:30:21,748 INFO L225 Difference]: With dead ends: 170 [2025-02-06 05:30:21,748 INFO L226 Difference]: Without dead ends: 163 [2025-02-06 05:30:21,748 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-06 05:30:21,749 INFO L435 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 337 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 05:30:21,749 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 451 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 05:30:21,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2025-02-06 05:30:21,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2025-02-06 05:30:21,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 122 states have (on average 1.2704918032786885) internal successors, (155), 124 states have internal predecessors, (155), 25 states have call successors, (25), 14 states have call predecessors, (25), 15 states have return successors, (26), 25 states have call predecessors, (26), 23 states have call successors, (26) [2025-02-06 05:30:21,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 206 transitions. [2025-02-06 05:30:21,761 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 206 transitions. Word has length 26 [2025-02-06 05:30:21,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 05:30:21,761 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 206 transitions. [2025-02-06 05:30:21,761 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2025-02-06 05:30:21,761 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 206 transitions. [2025-02-06 05:30:21,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2025-02-06 05:30:21,762 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:30:21,762 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 05:30:21,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 05:30:21,762 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:30:21,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:30:21,763 INFO L85 PathProgramCache]: Analyzing trace with hash 1819211208, now seen corresponding path program 1 times [2025-02-06 05:30:21,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:30:21,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372693517] [2025-02-06 05:30:21,763 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:30:21,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:30:24,252 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 31 statements into 1 equivalence classes. [2025-02-06 05:30:24,328 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 31 of 31 statements. [2025-02-06 05:30:24,328 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:30:24,328 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:30:24,583 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2025-02-06 05:30:24,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:30:24,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372693517] [2025-02-06 05:30:24,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372693517] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 05:30:24,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 05:30:24,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 05:30:24,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490318589] [2025-02-06 05:30:24,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 05:30:24,585 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 05:30:24,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 05:30:24,586 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 05:30:24,587 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 05:30:24,587 INFO L87 Difference]: Start difference. First operand 163 states and 206 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-02-06 05:30:24,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 05:30:24,606 INFO L93 Difference]: Finished difference Result 165 states and 207 transitions. [2025-02-06 05:30:24,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 05:30:24,607 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 31 [2025-02-06 05:30:24,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 05:30:24,608 INFO L225 Difference]: With dead ends: 165 [2025-02-06 05:30:24,608 INFO L226 Difference]: Without dead ends: 162 [2025-02-06 05:30:24,609 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 05:30:24,609 INFO L435 NwaCegarLoop]: 113 mSDtfsCounter, 107 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 05:30:24,609 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 113 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 05:30:24,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2025-02-06 05:30:24,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2025-02-06 05:30:24,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 122 states have (on average 1.2622950819672132) internal successors, (154), 123 states have internal predecessors, (154), 24 states have call successors, (24), 14 states have call predecessors, (24), 15 states have return successors, (26), 25 states have call predecessors, (26), 23 states have call successors, (26) [2025-02-06 05:30:24,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 204 transitions. [2025-02-06 05:30:24,635 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 204 transitions. Word has length 31 [2025-02-06 05:30:24,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 05:30:24,635 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 204 transitions. [2025-02-06 05:30:24,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-02-06 05:30:24,635 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 204 transitions. [2025-02-06 05:30:24,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2025-02-06 05:30:24,639 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:30:24,639 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 05:30:24,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-06 05:30:24,639 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:30:24,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:30:24,640 INFO L85 PathProgramCache]: Analyzing trace with hash 560555629, now seen corresponding path program 1 times [2025-02-06 05:30:24,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:30:24,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533188872] [2025-02-06 05:30:24,640 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:30:24,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:30:27,124 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-02-06 05:30:27,197 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-02-06 05:30:27,197 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:30:27,197 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:30:27,439 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2025-02-06 05:30:27,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:30:27,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533188872] [2025-02-06 05:30:27,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533188872] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 05:30:27,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 05:30:27,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 05:30:27,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700081349] [2025-02-06 05:30:27,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 05:30:27,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 05:30:27,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 05:30:27,439 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 05:30:27,440 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 05:30:27,440 INFO L87 Difference]: Start difference. First operand 162 states and 204 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-02-06 05:30:27,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 05:30:27,449 INFO L93 Difference]: Finished difference Result 162 states and 204 transitions. [2025-02-06 05:30:27,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 05:30:27,450 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 32 [2025-02-06 05:30:27,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 05:30:27,450 INFO L225 Difference]: With dead ends: 162 [2025-02-06 05:30:27,450 INFO L226 Difference]: Without dead ends: 0 [2025-02-06 05:30:27,451 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 05:30:27,452 INFO L435 NwaCegarLoop]: 111 mSDtfsCounter, 103 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 05:30:27,453 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 05:30:27,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-06 05:30:27,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-06 05:30:27,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 05:30:27,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-06 05:30:27,455 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2025-02-06 05:30:27,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 05:30:27,456 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 05:30:27,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-02-06 05:30:27,456 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-06 05:30:27,456 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-06 05:30:27,458 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-06 05:30:27,458 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-06 05:30:27,460 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-02-06 05:30:27,461 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-06 05:30:35,800 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-06 05:30:35,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.02 05:30:35 BoogieIcfgContainer [2025-02-06 05:30:35,811 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-06 05:30:35,812 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-06 05:30:35,812 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-06 05:30:35,812 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-06 05:30:35,815 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 05:30:12" (3/4) ... [2025-02-06 05:30:35,817 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-06 05:30:35,822 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure c2port_read_ar [2025-02-06 05:30:35,822 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure c2port_read_dr [2025-02-06 05:30:35,822 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure dev_get_drvdata [2025-02-06 05:30:35,822 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure c2port_write_dr [2025-02-06 05:30:35,822 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure printk [2025-02-06 05:30:35,822 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_disable [2025-02-06 05:30:35,822 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2025-02-06 05:30:35,822 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure trace_hardirqs_on [2025-02-06 05:30:35,823 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure dev_err [2025-02-06 05:30:35,823 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2025-02-06 05:30:35,823 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2025-02-06 05:30:35,823 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure c2port_exit [2025-02-06 05:30:35,823 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure c2port_strobe_ck [2025-02-06 05:30:35,823 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_enable [2025-02-06 05:30:35,823 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure trace_hardirqs_off [2025-02-06 05:30:35,823 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure c2port_poll_out_ready [2025-02-06 05:30:35,823 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~int~TO~VOID [2025-02-06 05:30:35,823 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure c2port_write_ar [2025-02-06 05:30:35,823 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure c2port_poll_in_busy [2025-02-06 05:30:35,823 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2025-02-06 05:30:35,823 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_blast_assert [2025-02-06 05:30:35,823 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure mutex_lock_nested [2025-02-06 05:30:35,823 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure c2port_init [2025-02-06 05:30:35,848 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 120 nodes and edges [2025-02-06 05:30:35,850 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2025-02-06 05:30:35,852 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2025-02-06 05:30:35,853 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2025-02-06 05:30:35,854 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-02-06 05:30:35,856 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-06 05:30:35,857 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-06 05:30:36,121 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-06 05:30:36,122 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-06 05:30:36,122 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-06 05:30:36,123 INFO L158 Benchmark]: Toolchain (without parser) took 31817.94ms. Allocated memory was 142.6MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 100.7MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 212.8MB. Max. memory is 16.1GB. [2025-02-06 05:30:36,124 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 201.3MB. Free memory is still 127.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 05:30:36,124 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1096.69ms. Allocated memory is still 142.6MB. Free memory was 100.7MB in the beginning and 55.3MB in the end (delta: 45.4MB). Peak memory consumption was 83.5MB. Max. memory is 16.1GB. [2025-02-06 05:30:36,124 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.08ms. Allocated memory is still 142.6MB. Free memory was 55.3MB in the beginning and 47.5MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 05:30:36,125 INFO L158 Benchmark]: Boogie Preprocessor took 206.31ms. Allocated memory is still 142.6MB. Free memory was 47.5MB in the beginning and 96.0MB in the end (delta: -48.5MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2025-02-06 05:30:36,125 INFO L158 Benchmark]: IcfgBuilder took 7096.78ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 96.0MB in the beginning and 125.5MB in the end (delta: -29.5MB). Peak memory consumption was 139.7MB. Max. memory is 16.1GB. [2025-02-06 05:30:36,126 INFO L158 Benchmark]: TraceAbstraction took 23018.26ms. Allocated memory was 310.4MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 124.8MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2025-02-06 05:30:36,126 INFO L158 Benchmark]: Witness Printer took 310.23ms. Allocated memory is still 1.5GB. Free memory was 1.3GB in the beginning and 1.3GB in the end (delta: 46.1MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2025-02-06 05:30:36,127 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 201.3MB. Free memory is still 127.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1096.69ms. Allocated memory is still 142.6MB. Free memory was 100.7MB in the beginning and 55.3MB in the end (delta: 45.4MB). Peak memory consumption was 83.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.08ms. Allocated memory is still 142.6MB. Free memory was 55.3MB in the beginning and 47.5MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 206.31ms. Allocated memory is still 142.6MB. Free memory was 47.5MB in the beginning and 96.0MB in the end (delta: -48.5MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * IcfgBuilder took 7096.78ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 96.0MB in the beginning and 125.5MB in the end (delta: -29.5MB). Peak memory consumption was 139.7MB. Max. memory is 16.1GB. * TraceAbstraction took 23018.26ms. Allocated memory was 310.4MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 124.8MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * Witness Printer took 310.23ms. Allocated memory is still 1.5GB. Free memory was 1.3GB in the beginning and 1.3GB in the end (delta: 46.1MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3395]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n" ".pushsection __bug_table,\"a\"\n" "2:\t.long 1b - 2b, %c0 - 2b\n" "\t.word %c1, 0\n" "\t.org 2b+%c2\n" ".popsection": : "i" ("/anthill/stuff/tacas-comp/inst/current/envs/linux-3.0.1/linux-3.0.1/arch/x86/include/asm/paravirt.h"), "i" (863), "i" (sizeof(struct bug_entry ))); [3395-3401] - GenericResultAtLocation [Line: 3420]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("" "771:\n\t" "call *%c[paravirt_opptr];" "\n" "772:\n" ".pushsection .parainstructions,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " " 771b\n" " .byte " "%c[paravirt_typenum]" "\n" " .byte 772b-771b\n" " .short " "%c[paravirt_clobber]" "\n" ".popsection\n" "": "=a" (__eax): [paravirt_typenum] "i" ((unsigned long )((unsigned int )(& ((struct paravirt_patch_template *)0)->pv_irq_ops.irq_disable.func)) / sizeof(void *)), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [3420-3444] - GenericResultAtLocation [Line: 3474]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n" ".pushsection __bug_table,\"a\"\n" "2:\t.long 1b - 2b, %c0 - 2b\n" "\t.word %c1, 0\n" "\t.org 2b+%c2\n" ".popsection": : "i" ("/anthill/stuff/tacas-comp/inst/current/envs/linux-3.0.1/linux-3.0.1/arch/x86/include/asm/paravirt.h"), "i" (868), "i" (sizeof(struct bug_entry ))); [3474-3480] - GenericResultAtLocation [Line: 3499]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("" "771:\n\t" "call *%c[paravirt_opptr];" "\n" "772:\n" ".pushsection .parainstructions,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " " 771b\n" " .byte " "%c[paravirt_typenum]" "\n" " .byte 772b-771b\n" " .short " "%c[paravirt_clobber]" "\n" ".popsection\n" "": "=a" (__eax): [paravirt_typenum] "i" ((unsigned long )((unsigned int )(& ((struct paravirt_patch_template *)0)->pv_irq_ops.irq_enable.func)) / sizeof(void *)), [paravirt_opptr] "i" (& pv_irq_ops.irq_enable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [3499-3523] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 5282]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 415 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.6s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 349 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 347 mSDsluCounter, 1705 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1138 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35 IncrementalHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 567 mSDtfsCounter, 35 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=415occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 14 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 115 NumberOfCodeBlocks, 115 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 111 ConstructedInterpolants, 0 QuantifiedInterpolants, 179 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 6/6 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 3472]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 3910]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 3685]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 4696]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 3982]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 3758]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 3464]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 4542]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 3943]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 5225]: Location Invariant Derived location invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3482]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 3805]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 3881]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 3717]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 3826]: Location Invariant Derived location invariant: 0 RESULT: Ultimate proved your program to be correct! [2025-02-06 05:30:36,215 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE