./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 c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/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/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 0.2.5-?-c7c6ca5-m [2024-11-09 03:26:04,583 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 03:26:04,669 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-09 03:26:04,674 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 03:26:04,675 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 03:26:04,699 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 03:26:04,699 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 03:26:04,700 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 03:26:04,700 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 03:26:04,700 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 03:26:04,701 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 03:26:04,701 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 03:26:04,701 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 03:26:04,702 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 03:26:04,702 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 03:26:04,702 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 03:26:04,703 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 03:26:04,706 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 03:26:04,706 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 03:26:04,707 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 03:26:04,707 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 03:26:04,708 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 03:26:04,708 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 03:26:04,709 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 03:26:04,709 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 03:26:04,710 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 03:26:04,710 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 03:26:04,710 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 03:26:04,711 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 03:26:04,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:26:04,711 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 03:26:04,712 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 03:26:04,712 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 03:26:04,712 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 03:26:04,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 03:26:04,713 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 03:26:04,713 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 03:26:04,713 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 03:26:04,714 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 03:26:04,714 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 623160d4598cd0ad84c7dc43ec65a6f971cb966f22ee32963f1c0c6e1de756e1 [2024-11-09 03:26:04,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 03:26:05,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 03:26:05,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 03:26:05,012 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 03:26:05,013 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 03:26:05,015 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i [2024-11-09 03:26:06,423 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 03:26:06,845 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 03:26:06,846 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i [2024-11-09 03:26:06,883 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2499cbdb5/b9f5f3e16e6a4266ae5dba03ba6e20b3/FLAGc04e7e25f [2024-11-09 03:26:07,012 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2499cbdb5/b9f5f3e16e6a4266ae5dba03ba6e20b3 [2024-11-09 03:26:07,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 03:26:07,017 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 03:26:07,019 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 03:26:07,019 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 03:26:07,024 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 03:26:07,025 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:26:07" (1/1) ... [2024-11-09 03:26:07,025 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@746dc5ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:26:07, skipping insertion in model container [2024-11-09 03:26:07,025 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:26:07" (1/1) ... [2024-11-09 03:26:07,113 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 03:26:08,111 WARN L250 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-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i[148506,148519] [2024-11-09 03:26:08,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:26:08,199 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 03:26:08,283 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] [2024-11-09 03:26:08,286 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] [2024-11-09 03:26:08,288 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] [2024-11-09 03:26:08,288 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] [2024-11-09 03:26:08,413 WARN L250 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-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i[148506,148519] [2024-11-09 03:26:08,421 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:26:08,568 INFO L204 MainTranslator]: Completed translation [2024-11-09 03:26:08,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:26:08 WrapperNode [2024-11-09 03:26:08,569 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 03:26:08,570 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 03:26:08,570 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 03:26:08,570 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 03:26:08,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:26:08" (1/1) ... [2024-11-09 03:26:08,623 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:26:08" (1/1) ... [2024-11-09 03:26:08,696 INFO L138 Inliner]: procedures = 105, calls = 783, calls flagged for inlining = 28, calls inlined = 10, statements flattened = 1122 [2024-11-09 03:26:08,700 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 03:26:08,703 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 03:26:08,703 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 03:26:08,703 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 03:26:08,714 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:26:08" (1/1) ... [2024-11-09 03:26:08,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:26:08" (1/1) ... [2024-11-09 03:26:08,727 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:26:08" (1/1) ... [2024-11-09 03:26:08,789 INFO L175 MemorySlicer]: Split 367 memory accesses to 15 slices as follows [18, 2, 32, 8, 50, 7, 8, 1, 14, 185, 9, 2, 7, 10, 14]. 50 percent of accesses are in the largest equivalence class. The 81 initializations are split as follows [0, 2, 32, 8, 0, 0, 8, 0, 0, 0, 0, 0, 7, 10, 14]. The 220 writes are split as follows [18, 0, 0, 0, 50, 3, 0, 0, 1, 145, 3, 0, 0, 0, 0]. [2024-11-09 03:26:08,790 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:26:08" (1/1) ... [2024-11-09 03:26:08,790 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:26:08" (1/1) ... [2024-11-09 03:26:08,839 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:26:08" (1/1) ... [2024-11-09 03:26:08,848 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:26:08" (1/1) ... [2024-11-09 03:26:08,869 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:26:08" (1/1) ... [2024-11-09 03:26:08,883 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:26:08" (1/1) ... [2024-11-09 03:26:08,907 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 03:26:08,908 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 03:26:08,908 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 03:26:08,908 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 03:26:08,909 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:26:08" (1/1) ... [2024-11-09 03:26:08,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:26:08,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:26:08,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-09 03:26:08,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-09 03:26:08,983 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-09 03:26:08,983 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-09 03:26:08,983 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2024-11-09 03:26:08,985 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2024-11-09 03:26:08,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-09 03:26:08,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-09 03:26:08,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-09 03:26:08,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-09 03:26:08,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-09 03:26:08,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-09 03:26:08,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-09 03:26:08,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-09 03:26:08,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-09 03:26:08,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-09 03:26:08,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-09 03:26:08,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-09 03:26:08,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-09 03:26:08,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-09 03:26:08,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-09 03:26:08,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-09 03:26:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-09 03:26:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-09 03:26:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-09 03:26:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-09 03:26:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-09 03:26:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-09 03:26:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-09 03:26:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-09 03:26:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-09 03:26:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-09 03:26:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-09 03:26:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-09 03:26:08,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-09 03:26:08,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-09 03:26:08,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 03:26:08,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 03:26:08,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 03:26:08,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-09 03:26:08,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-09 03:26:08,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-09 03:26:08,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-09 03:26:08,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-09 03:26:08,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-09 03:26:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-09 03:26:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-09 03:26:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-09 03:26:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-09 03:26:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-09 03:26:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-09 03:26:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_read_dr [2024-11-09 03:26:08,990 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_read_dr [2024-11-09 03:26:08,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 03:26:08,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 03:26:08,991 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_write_ar [2024-11-09 03:26:08,991 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_write_ar [2024-11-09 03:26:08,991 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2024-11-09 03:26:08,991 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2024-11-09 03:26:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 03:26:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 03:26:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 03:26:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-09 03:26:08,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-09 03:26:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-09 03:26:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-09 03:26:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-09 03:26:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-09 03:26:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-09 03:26:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-09 03:26:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-09 03:26:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-09 03:26:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-09 03:26:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-09 03:26:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-09 03:26:08,996 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-09 03:26:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_poll_out_ready [2024-11-09 03:26:08,996 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_poll_out_ready [2024-11-09 03:26:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 03:26:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_enable [2024-11-09 03:26:08,996 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_enable [2024-11-09 03:26:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-09 03:26:08,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-09 03:26:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_read_ar [2024-11-09 03:26:08,996 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_read_ar [2024-11-09 03:26:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 03:26:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-09 03:26:08,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-09 03:26:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 03:26:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 03:26:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 03:26:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-09 03:26:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-09 03:26:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-09 03:26:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-09 03:26:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-09 03:26:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-09 03:26:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-09 03:26:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-09 03:26:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-09 03:26:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-09 03:26:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-09 03:26:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-09 03:26:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 03:26:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_strobe_ck [2024-11-09 03:26:08,998 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_strobe_ck [2024-11-09 03:26:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-11-09 03:26:08,998 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-11-09 03:26:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_poll_in_busy [2024-11-09 03:26:08,998 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_poll_in_busy [2024-11-09 03:26:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-09 03:26:08,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-09 03:26:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-09 03:26:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-09 03:26:08,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-09 03:26:08,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-09 03:26:08,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-09 03:26:08,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-09 03:26:08,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-09 03:26:08,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-09 03:26:09,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-09 03:26:09,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-09 03:26:09,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-09 03:26:09,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-09 03:26:09,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-09 03:26:09,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-09 03:26:09,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-09 03:26:09,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2024-11-09 03:26:09,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2024-11-09 03:26:09,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 03:26:09,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-09 03:26:09,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-09 03:26:09,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-09 03:26:09,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-09 03:26:09,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-09 03:26:09,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-09 03:26:09,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-09 03:26:09,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-09 03:26:09,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-09 03:26:09,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-09 03:26:09,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-09 03:26:09,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-09 03:26:09,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-09 03:26:09,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-09 03:26:09,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-09 03:26:09,006 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 03:26:09,006 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 03:26:09,007 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-09 03:26:09,007 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-09 03:26:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-09 03:26:09,009 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-09 03:26:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_write_dr [2024-11-09 03:26:09,009 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_write_dr [2024-11-09 03:26:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 03:26:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 03:26:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 03:26:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 03:26:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 03:26:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 03:26:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 03:26:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-09 03:26:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-09 03:26:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-09 03:26:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-09 03:26:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-09 03:26:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-09 03:26:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-09 03:26:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-09 03:26:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_exit [2024-11-09 03:26:09,010 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_exit [2024-11-09 03:26:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 03:26:09,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 03:26:09,011 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_init [2024-11-09 03:26:09,011 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_init [2024-11-09 03:26:09,328 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 03:26:09,330 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 03:26:09,819 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-09 03:26:17,351 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2024-11-09 03:26:17,352 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2024-11-09 03:26:17,622 INFO L? ?]: Removed 272 outVars from TransFormulas that were not future-live. [2024-11-09 03:26:17,622 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 03:26:17,656 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 03:26:17,660 INFO L316 CfgBuilder]: Removed 19 assume(true) statements. [2024-11-09 03:26:17,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:26:17 BoogieIcfgContainer [2024-11-09 03:26:17,661 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 03:26:17,663 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 03:26:17,666 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 03:26:17,669 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 03:26:17,670 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 03:26:07" (1/3) ... [2024-11-09 03:26:17,670 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52ffa122 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:26:17, skipping insertion in model container [2024-11-09 03:26:17,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:26:08" (2/3) ... [2024-11-09 03:26:17,671 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52ffa122 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:26:17, skipping insertion in model container [2024-11-09 03:26:17,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:26:17" (3/3) ... [2024-11-09 03:26:17,672 INFO L112 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-misc-c2port-core.ko.cil.out.i [2024-11-09 03:26:17,690 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 03:26:17,691 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 03:26:17,822 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 03:26:17,831 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;@7d23174e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 03:26:17,831 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 03:26:17,839 INFO L276 IsEmpty]: Start isEmpty. Operand has 416 states, 278 states have (on average 1.4136690647482015) internal successors, (393), 284 states have internal predecessors, (393), 113 states have call successors, (113), 23 states have call predecessors, (113), 23 states have return successors, (113), 113 states have call predecessors, (113), 113 states have call successors, (113) [2024-11-09 03:26:17,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 03:26:17,847 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:26:17,848 INFO L215 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] [2024-11-09 03:26:17,848 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:26:17,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:26:17,854 INFO L85 PathProgramCache]: Analyzing trace with hash -1018619141, now seen corresponding path program 1 times [2024-11-09 03:26:17,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:26:17,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918065493] [2024-11-09 03:26:17,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:26:17,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:26:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:26:24,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-09 03:26:24,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:26:24,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:26:24,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:26:25,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 03:26:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:26:25,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 03:26:25,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:26:25,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918065493] [2024-11-09 03:26:25,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918065493] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:26:25,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:26:25,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 03:26:25,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819262524] [2024-11-09 03:26:25,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:26:25,441 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 03:26:25,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:26:25,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 03:26:25,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-09 03:26:25,470 INFO L87 Difference]: Start difference. First operand has 416 states, 278 states have (on average 1.4136690647482015) internal successors, (393), 284 states have internal predecessors, (393), 113 states have call successors, (113), 23 states have call predecessors, (113), 23 states have return successors, (113), 113 states have call predecessors, (113), 113 states have call successors, (113) Second operand has 8 states, 8 states have (on average 2.375) internal successors, (19), 5 states have internal predecessors, (19), 2 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-09 03:26:29,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 03:26:33,947 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 [] [2024-11-09 03:27:11,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 03:27:11,212 INFO L93 Difference]: Finished difference Result 1229 states and 1961 transitions. [2024-11-09 03:27:11,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 03:27:11,215 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 5 states have internal predecessors, (19), 2 states have call successors, (4), 4 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 [2024-11-09 03:27:11,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 03:27:11,245 INFO L225 Difference]: With dead ends: 1229 [2024-11-09 03:27:11,245 INFO L226 Difference]: Without dead ends: 813 [2024-11-09 03:27:11,258 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2024-11-09 03:27:11,263 INFO L432 NwaCegarLoop]: 505 mSDtfsCounter, 819 mSDsluCounter, 1993 mSDsCounter, 0 mSdLazyCounter, 2962 mSolverCounterSat, 373 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 911 SdHoareTripleChecker+Valid, 2498 SdHoareTripleChecker+Invalid, 3337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 373 IncrementalHoareTripleChecker+Valid, 2962 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.3s IncrementalHoareTripleChecker+Time [2024-11-09 03:27:11,264 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [911 Valid, 2498 Invalid, 3337 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [373 Valid, 2962 Invalid, 2 Unknown, 0 Unchecked, 43.3s Time] [2024-11-09 03:27:11,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2024-11-09 03:27:11,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 789. [2024-11-09 03:27:11,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 789 states, 526 states have (on average 1.2661596958174905) internal successors, (666), 528 states have internal predecessors, (666), 219 states have call successors, (219), 42 states have call predecessors, (219), 43 states have return successors, (220), 219 states have call predecessors, (220), 217 states have call successors, (220) [2024-11-09 03:27:11,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1105 transitions. [2024-11-09 03:27:11,441 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1105 transitions. Word has length 26 [2024-11-09 03:27:11,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 03:27:11,443 INFO L471 AbstractCegarLoop]: Abstraction has 789 states and 1105 transitions. [2024-11-09 03:27:11,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 5 states have internal predecessors, (19), 2 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-09 03:27:11,443 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1105 transitions. [2024-11-09 03:27:11,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 03:27:11,445 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:27:11,445 INFO L215 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] [2024-11-09 03:27:11,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 03:27:11,447 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:27:11,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:27:11,447 INFO L85 PathProgramCache]: Analyzing trace with hash -1524177766, now seen corresponding path program 1 times [2024-11-09 03:27:11,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:27:11,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136774613] [2024-11-09 03:27:11,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:27:11,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:27:14,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:27:15,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-09 03:27:15,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:27:16,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:27:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:27:16,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 03:27:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:27:16,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 03:27:16,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:27:16,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136774613] [2024-11-09 03:27:16,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136774613] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:27:16,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:27:16,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 03:27:16,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756679348] [2024-11-09 03:27:16,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:27:16,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 03:27:16,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:27:16,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 03:27:16,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-09 03:27:16,276 INFO L87 Difference]: Start difference. First operand 789 states and 1105 transitions. Second operand has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-09 03:27:20,331 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 [] [2024-11-09 03:27:24,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []