./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/bin/uautomizer-verify-aQ6SnzHsRB --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-dev-d790fec [2024-11-27 19:54:16,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 19:54:16,465 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-27 19:54:16,471 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 19:54:16,472 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 19:54:16,507 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 19:54:16,507 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 19:54:16,508 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 19:54:16,508 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 19:54:16,508 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 19:54:16,508 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 19:54:16,508 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 19:54:16,509 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 19:54:16,509 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 19:54:16,509 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 19:54:16,509 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 19:54:16,510 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 19:54:16,511 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 19:54:16,511 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 19:54:16,512 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 19:54:16,512 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 19:54:16,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 19:54:16,512 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 19:54:16,512 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 19:54:16,512 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 19:54:16,512 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 19:54:16,512 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:54:16,513 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:54:16,513 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:54:16,513 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:54:16,513 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 19:54:16,513 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:54:16,513 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:54:16,513 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:54:16,513 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:54:16,514 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 19:54:16,514 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 19:54:16,514 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 19:54:16,514 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 19:54:16,514 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 19:54:16,514 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 19:54:16,514 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 19:54:16,516 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 19:54:16,516 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 19:54:16,516 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 19:54:16,517 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/bin/uautomizer-verify-aQ6SnzHsRB 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 [2024-11-27 19:54:16,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 19:54:16,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 19:54:16,869 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 19:54:16,871 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 19:54:16,871 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 19:54:16,874 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i [2024-11-27 19:54:19,944 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/bin/uautomizer-verify-aQ6SnzHsRB/data/bdd7d5f62/6b985900ba7e4f0f947302cc8b67a284/FLAGdcafcf74f [2024-11-27 19:54:20,581 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 19:54:20,581 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i [2024-11-27 19:54:20,624 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/bin/uautomizer-verify-aQ6SnzHsRB/data/bdd7d5f62/6b985900ba7e4f0f947302cc8b67a284/FLAGdcafcf74f [2024-11-27 19:54:21,020 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/bin/uautomizer-verify-aQ6SnzHsRB/data/bdd7d5f62/6b985900ba7e4f0f947302cc8b67a284 [2024-11-27 19:54:21,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 19:54:21,024 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 19:54:21,025 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 19:54:21,025 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 19:54:21,029 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 19:54:21,030 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:54:21" (1/1) ... [2024-11-27 19:54:21,031 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65d89adb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:54:21, skipping insertion in model container [2024-11-27 19:54:21,031 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:54:21" (1/1) ... [2024-11-27 19:54:21,118 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 19:54:22,120 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i[148506,148519] [2024-11-27 19:54:22,171 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:54:22,232 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 19:54:22,375 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] [2024-11-27 19:54:22,377 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] [2024-11-27 19:54:22,380 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] [2024-11-27 19:54:22,381 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] [2024-11-27 19:54:22,583 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-misc-c2port-core.ko.cil.out.i[148506,148519] [2024-11-27 19:54:22,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:54:22,708 INFO L204 MainTranslator]: Completed translation [2024-11-27 19:54:22,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:54:22 WrapperNode [2024-11-27 19:54:22,710 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 19:54:22,711 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 19:54:22,711 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 19:54:22,712 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 19:54:22,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:54:22" (1/1) ... [2024-11-27 19:54:22,781 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:54:22" (1/1) ... [2024-11-27 19:54:22,876 INFO L138 Inliner]: procedures = 105, calls = 783, calls flagged for inlining = 28, calls inlined = 10, statements flattened = 1111 [2024-11-27 19:54:22,876 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 19:54:22,877 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 19:54:22,877 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 19:54:22,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 19:54:22,889 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:54:22" (1/1) ... [2024-11-27 19:54:22,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:54:22" (1/1) ... [2024-11-27 19:54:22,907 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:54:22" (1/1) ... [2024-11-27 19:54:22,999 INFO L175 MemorySlicer]: Split 367 memory accesses to 15 slices as follows [185, 2, 18, 8, 14, 50, 8, 1, 7, 32, 2, 9, 7, 10, 14]. 50 percent of accesses are in the largest equivalence class. The 81 initializations are split as follows [0, 2, 0, 8, 0, 0, 8, 0, 0, 32, 0, 0, 7, 10, 14]. The 220 writes are split as follows [145, 0, 18, 0, 1, 50, 0, 0, 3, 0, 0, 3, 0, 0, 0]. [2024-11-27 19:54:22,999 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:54:22" (1/1) ... [2024-11-27 19:54:22,999 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:54:22" (1/1) ... [2024-11-27 19:54:23,070 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:54:22" (1/1) ... [2024-11-27 19:54:23,074 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:54:22" (1/1) ... [2024-11-27 19:54:23,083 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:54:22" (1/1) ... [2024-11-27 19:54:23,095 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:54:22" (1/1) ... [2024-11-27 19:54:23,101 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:54:22" (1/1) ... [2024-11-27 19:54:23,117 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 19:54:23,118 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 19:54:23,118 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 19:54:23,118 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 19:54:23,123 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:54:22" (1/1) ... [2024-11-27 19:54:23,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:54:23,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:54:23,168 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 19:54:23,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 19:54:23,200 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-27 19:54:23,201 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-27 19:54:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2024-11-27 19:54:23,201 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2024-11-27 19:54:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-27 19:54:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-27 19:54:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-27 19:54:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-27 19:54:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-27 19:54:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-27 19:54:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-27 19:54:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-27 19:54:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-27 19:54:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-27 19:54:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-27 19:54:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-27 19:54:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-27 19:54:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-27 19:54:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-27 19:54:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-27 19:54:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-27 19:54:23,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-27 19:54:23,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-27 19:54:23,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-27 19:54:23,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-27 19:54:23,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-27 19:54:23,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-27 19:54:23,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-27 19:54:23,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-27 19:54:23,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-27 19:54:23,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-27 19:54:23,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-27 19:54:23,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-27 19:54:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-27 19:54:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-27 19:54:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-27 19:54:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-27 19:54:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-27 19:54:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-27 19:54:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-27 19:54:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-27 19:54:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-27 19:54:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-27 19:54:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-27 19:54:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-27 19:54:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-27 19:54:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-27 19:54:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-27 19:54:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-27 19:54:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_read_dr [2024-11-27 19:54:23,205 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_read_dr [2024-11-27 19:54:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-27 19:54:23,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-27 19:54:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_write_ar [2024-11-27 19:54:23,205 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_write_ar [2024-11-27 19:54:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2024-11-27 19:54:23,205 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2024-11-27 19:54:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-27 19:54:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-27 19:54:23,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-27 19:54:23,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-27 19:54:23,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-27 19:54:23,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-27 19:54:23,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-27 19:54:23,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-27 19:54:23,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-27 19:54:23,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-27 19:54:23,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-27 19:54:23,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-27 19:54:23,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-27 19:54:23,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-27 19:54:23,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-27 19:54:23,210 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-27 19:54:23,210 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-27 19:54:23,210 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_poll_out_ready [2024-11-27 19:54:23,210 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_poll_out_ready [2024-11-27 19:54:23,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-27 19:54:23,210 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_enable [2024-11-27 19:54:23,210 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_enable [2024-11-27 19:54:23,211 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-27 19:54:23,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-27 19:54:23,211 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_read_ar [2024-11-27 19:54:23,211 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_read_ar [2024-11-27 19:54:23,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 19:54:23,212 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-27 19:54:23,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-27 19:54:23,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-27 19:54:23,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-27 19:54:23,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-27 19:54:23,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-27 19:54:23,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-27 19:54:23,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-27 19:54:23,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-27 19:54:23,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-27 19:54:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-27 19:54:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-27 19:54:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-27 19:54:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-27 19:54:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-27 19:54:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-27 19:54:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-27 19:54:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-27 19:54:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_strobe_ck [2024-11-27 19:54:23,215 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_strobe_ck [2024-11-27 19:54:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-11-27 19:54:23,215 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-11-27 19:54:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_poll_in_busy [2024-11-27 19:54:23,216 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_poll_in_busy [2024-11-27 19:54:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-27 19:54:23,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-27 19:54:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-27 19:54:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-27 19:54:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-27 19:54:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-27 19:54:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-27 19:54:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-27 19:54:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-27 19:54:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-27 19:54:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-27 19:54:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-27 19:54:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-27 19:54:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-27 19:54:23,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-27 19:54:23,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-27 19:54:23,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-27 19:54:23,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2024-11-27 19:54:23,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2024-11-27 19:54:23,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-27 19:54:23,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-27 19:54:23,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-27 19:54:23,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-27 19:54:23,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-27 19:54:23,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-27 19:54:23,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-27 19:54:23,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-27 19:54:23,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-27 19:54:23,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-27 19:54:23,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-27 19:54:23,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-27 19:54:23,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-27 19:54:23,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-27 19:54:23,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-27 19:54:23,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-27 19:54:23,218 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-27 19:54:23,218 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-27 19:54:23,218 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-27 19:54:23,218 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-27 19:54:23,218 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-27 19:54:23,218 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-27 19:54:23,218 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_write_dr [2024-11-27 19:54:23,218 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_write_dr [2024-11-27 19:54:23,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 19:54:23,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-27 19:54:23,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-27 19:54:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-27 19:54:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-27 19:54:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-27 19:54:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-27 19:54:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-27 19:54:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-27 19:54:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-27 19:54:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-27 19:54:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-27 19:54:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-27 19:54:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-27 19:54:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-27 19:54:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_exit [2024-11-27 19:54:23,222 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_exit [2024-11-27 19:54:23,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 19:54:23,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 19:54:23,222 INFO L130 BoogieDeclarations]: Found specification of procedure c2port_init [2024-11-27 19:54:23,222 INFO L138 BoogieDeclarations]: Found implementation of procedure c2port_init [2024-11-27 19:54:23,669 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 19:54:23,673 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 19:54:24,375 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-27 19:54:31,562 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2024-11-27 19:54:31,562 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2024-11-27 19:54:31,873 INFO L? ?]: Removed 272 outVars from TransFormulas that were not future-live. [2024-11-27 19:54:31,873 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 19:54:31,906 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 19:54:31,906 INFO L312 CfgBuilder]: Removed 38 assume(true) statements. [2024-11-27 19:54:31,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:54:31 BoogieIcfgContainer [2024-11-27 19:54:31,908 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 19:54:31,910 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 19:54:31,912 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 19:54:31,917 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 19:54:31,918 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 07:54:21" (1/3) ... [2024-11-27 19:54:31,919 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41960b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:54:31, skipping insertion in model container [2024-11-27 19:54:31,919 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:54:22" (2/3) ... [2024-11-27 19:54:31,919 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41960b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:54:31, skipping insertion in model container [2024-11-27 19:54:31,919 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:54:31" (3/3) ... [2024-11-27 19:54:31,923 INFO L128 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-misc-c2port-core.ko.cil.out.i [2024-11-27 19:54:31,942 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 19:54:31,944 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG usb_urb-drivers-misc-c2port-core.ko.cil.out.i that has 24 procedures, 401 locations, 1 initial locations, 19 loop locations, and 1 error locations. [2024-11-27 19:54:32,074 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 19:54:32,091 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;@353db8d7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 19:54:32,091 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 19:54:32,097 INFO L276 IsEmpty]: Start isEmpty. Operand has 401 states, 269 states have (on average 1.4052044609665428) internal successors, (378), 269 states have internal predecessors, (378), 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) [2024-11-27 19:54:32,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-27 19:54:32,106 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:54:32,107 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] [2024-11-27 19:54:32,110 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:54:32,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:54:32,117 INFO L85 PathProgramCache]: Analyzing trace with hash 1373484218, now seen corresponding path program 1 times [2024-11-27 19:54:32,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:54:32,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82791984] [2024-11-27 19:54:32,127 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:54:32,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:54:37,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:54:40,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:54:40,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:54:40,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82791984] [2024-11-27 19:54:40,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [82791984] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:54:40,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:54:40,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-27 19:54:40,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683519367] [2024-11-27 19:54:40,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:54:40,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 19:54:40,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:54:40,319 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 19:54:40,321 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-27 19:54:40,327 INFO L87 Difference]: Start difference. First operand has 401 states, 269 states have (on average 1.4052044609665428) internal successors, (378), 269 states have internal predecessors, (378), 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 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) [2024-11-27 19:54:41,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:54:41,157 INFO L93 Difference]: Finished difference Result 1174 states and 1903 transitions. [2024-11-27 19:54:41,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 19:54:41,160 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 [2024-11-27 19:54:41,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:54:41,183 INFO L225 Difference]: With dead ends: 1174 [2024-11-27 19:54:41,183 INFO L226 Difference]: Without dead ends: 773 [2024-11-27 19:54:41,205 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 [2024-11-27 19:54:41,209 INFO L435 NwaCegarLoop]: 1073 mSDtfsCounter, 559 mSDsluCounter, 3755 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 561 SdHoareTripleChecker+Valid, 4828 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-27 19:54:41,210 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [561 Valid, 4828 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-27 19:54:41,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 773 states. [2024-11-27 19:54:41,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 773 to 759. [2024-11-27 19:54:41,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 759 states, 496 states have (on average 1.282258064516129) internal successors, (636), 498 states have internal predecessors, (636), 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) [2024-11-27 19:54:41,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 759 states and 1075 transitions. [2024-11-27 19:54:41,371 INFO L78 Accepts]: Start accepts. Automaton has 759 states and 1075 transitions. Word has length 26 [2024-11-27 19:54:41,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:54:41,375 INFO L471 AbstractCegarLoop]: Abstraction has 759 states and 1075 transitions. [2024-11-27 19:54:41,375 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) [2024-11-27 19:54:41,375 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1075 transitions. [2024-11-27 19:54:41,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-27 19:54:41,377 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:54:41,377 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] [2024-11-27 19:54:41,377 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-27 19:54:41,378 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:54:41,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:54:41,379 INFO L85 PathProgramCache]: Analyzing trace with hash 867925593, now seen corresponding path program 1 times [2024-11-27 19:54:41,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:54:41,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370507716] [2024-11-27 19:54:41,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:54:41,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:54:46,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:54:46,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:54:46,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:54:46,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370507716] [2024-11-27 19:54:46,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1370507716] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:54:46,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:54:46,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:54:46,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789356735] [2024-11-27 19:54:46,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:54:46,930 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:54:46,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:54:46,932 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:54:46,933 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:54:46,933 INFO L87 Difference]: Start difference. First operand 759 states and 1075 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) [2024-11-27 19:54:47,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:54:47,125 INFO L93 Difference]: Finished difference Result 766 states and 1082 transitions. [2024-11-27 19:54:47,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:54:47,126 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 [2024-11-27 19:54:47,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:54:47,140 INFO L225 Difference]: With dead ends: 766 [2024-11-27 19:54:47,140 INFO L226 Difference]: Without dead ends: 759 [2024-11-27 19:54:47,141 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:54:47,143 INFO L435 NwaCegarLoop]: 548 mSDtfsCounter, 0 mSDsluCounter, 1639 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2187 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 [2024-11-27 19:54:47,144 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2187 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 19:54:47,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 759 states. [2024-11-27 19:54:47,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 759 to 759. [2024-11-27 19:54:47,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 759 states, 496 states have (on average 1.280241935483871) internal successors, (635), 498 states have internal predecessors, (635), 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) [2024-11-27 19:54:47,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 759 states and 1074 transitions. [2024-11-27 19:54:47,236 INFO L78 Accepts]: Start accepts. Automaton has 759 states and 1074 transitions. Word has length 26 [2024-11-27 19:54:47,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:54:47,237 INFO L471 AbstractCegarLoop]: Abstraction has 759 states and 1074 transitions. [2024-11-27 19:54:47,237 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) [2024-11-27 19:54:47,237 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1074 transitions. [2024-11-27 19:54:47,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-27 19:54:47,239 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:54:47,239 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] [2024-11-27 19:54:47,239 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 19:54:47,239 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:54:47,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:54:47,241 INFO L85 PathProgramCache]: Analyzing trace with hash -338728756, now seen corresponding path program 1 times [2024-11-27 19:54:47,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:54:47,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155045182] [2024-11-27 19:54:47,242 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:54:47,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:54:51,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:54:51,777 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-27 19:54:51,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:54:51,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155045182] [2024-11-27 19:54:51,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155045182] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:54:51,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:54:51,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 19:54:51,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322031136] [2024-11-27 19:54:51,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:54:51,779 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 19:54:51,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:54:51,780 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 19:54:51,780 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:54:51,780 INFO L87 Difference]: Start difference. First operand 759 states and 1074 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) [2024-11-27 19:54:51,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:54:51,847 INFO L93 Difference]: Finished difference Result 761 states and 1075 transitions. [2024-11-27 19:54:51,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 19:54:51,849 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 [2024-11-27 19:54:51,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:54:51,860 INFO L225 Difference]: With dead ends: 761 [2024-11-27 19:54:51,862 INFO L226 Difference]: Without dead ends: 758 [2024-11-27 19:54:51,863 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 [2024-11-27 19:54:51,864 INFO L435 NwaCegarLoop]: 547 mSDtfsCounter, 541 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 541 SdHoareTripleChecker+Valid, 547 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 [2024-11-27 19:54:51,864 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [541 Valid, 547 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 19:54:51,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 758 states. [2024-11-27 19:54:51,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 758 to 758. [2024-11-27 19:54:51,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 758 states, 496 states have (on average 1.278225806451613) internal successors, (634), 497 states have internal predecessors, (634), 218 states have call successors, (218), 42 states have call predecessors, (218), 43 states have return successors, (220), 219 states have call predecessors, (220), 217 states have call successors, (220) [2024-11-27 19:54:51,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 1072 transitions. [2024-11-27 19:54:51,968 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 1072 transitions. Word has length 31 [2024-11-27 19:54:51,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:54:51,968 INFO L471 AbstractCegarLoop]: Abstraction has 758 states and 1072 transitions. [2024-11-27 19:54:51,968 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) [2024-11-27 19:54:51,969 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1072 transitions. [2024-11-27 19:54:51,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-27 19:54:51,970 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:54:51,970 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] [2024-11-27 19:54:51,971 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 19:54:51,971 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:54:51,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:54:51,974 INFO L85 PathProgramCache]: Analyzing trace with hash -1910922524, now seen corresponding path program 1 times [2024-11-27 19:54:51,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:54:51,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904387195] [2024-11-27 19:54:51,974 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:54:51,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:54:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:54:55,759 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-27 19:54:55,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:54:55,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904387195] [2024-11-27 19:54:55,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904387195] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:54:55,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:54:55,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 19:54:55,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873998108] [2024-11-27 19:54:55,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:54:55,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 19:54:55,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:54:55,761 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 19:54:55,761 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:54:55,761 INFO L87 Difference]: Start difference. First operand 758 states and 1072 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) [2024-11-27 19:54:55,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:54:55,811 INFO L93 Difference]: Finished difference Result 758 states and 1072 transitions. [2024-11-27 19:54:55,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 19:54:55,811 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 [2024-11-27 19:54:55,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:54:55,812 INFO L225 Difference]: With dead ends: 758 [2024-11-27 19:54:55,812 INFO L226 Difference]: Without dead ends: 0 [2024-11-27 19:54:55,817 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 [2024-11-27 19:54:55,817 INFO L435 NwaCegarLoop]: 545 mSDtfsCounter, 537 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 537 SdHoareTripleChecker+Valid, 545 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 [2024-11-27 19:54:55,818 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [537 Valid, 545 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 19:54:55,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-27 19:54:55,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-27 19:54:55,819 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) [2024-11-27 19:54:55,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-27 19:54:55,819 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2024-11-27 19:54:55,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:54:55,820 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 19:54:55,820 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) [2024-11-27 19:54:55,820 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-27 19:54:55,820 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-27 19:54:55,823 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 19:54:55,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-27 19:54:55,826 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-27 19:54:55,828 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-27 19:55:28,587 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 19:55:28,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 07:55:28 BoogieIcfgContainer [2024-11-27 19:55:28,619 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 19:55:28,620 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 19:55:28,620 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 19:55:28,620 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 19:55:28,621 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:54:31" (3/4) ... [2024-11-27 19:55:28,625 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-27 19:55:28,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure c2port_read_ar [2024-11-27 19:55:28,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure c2port_read_dr [2024-11-27 19:55:28,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_get_drvdata [2024-11-27 19:55:28,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure c2port_write_dr [2024-11-27 19:55:28,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2024-11-27 19:55:28,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_disable [2024-11-27 19:55:28,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2024-11-27 19:55:28,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure trace_hardirqs_on [2024-11-27 19:55:28,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2024-11-27 19:55:28,632 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2024-11-27 19:55:28,633 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-11-27 19:55:28,633 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure c2port_exit [2024-11-27 19:55:28,633 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure c2port_strobe_ck [2024-11-27 19:55:28,633 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_enable [2024-11-27 19:55:28,633 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure trace_hardirqs_off [2024-11-27 19:55:28,633 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure c2port_poll_out_ready [2024-11-27 19:55:28,633 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-27 19:55:28,633 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure c2port_write_ar [2024-11-27 19:55:28,634 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure c2port_poll_in_busy [2024-11-27 19:55:28,634 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2024-11-27 19:55:28,634 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_blast_assert [2024-11-27 19:55:28,634 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock_nested [2024-11-27 19:55:28,634 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure c2port_init [2024-11-27 19:55:28,656 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 126 nodes and edges [2024-11-27 19:55:28,658 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2024-11-27 19:55:28,660 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-27 19:55:28,662 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-27 19:55:28,664 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-27 19:55:28,667 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-27 19:55:28,669 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-27 19:55:29,102 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-27 19:55:29,102 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-27 19:55:29,102 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 19:55:29,104 INFO L158 Benchmark]: Toolchain (without parser) took 68079.56ms. Allocated memory was 117.4MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 87.6MB in the beginning and 920.8MB in the end (delta: -833.2MB). Peak memory consumption was 654.2MB. Max. memory is 16.1GB. [2024-11-27 19:55:29,104 INFO L158 Benchmark]: CDTParser took 1.76ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:55:29,104 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1685.08ms. Allocated memory was 117.4MB in the beginning and 335.5MB in the end (delta: 218.1MB). Free memory was 87.2MB in the beginning and 248.3MB in the end (delta: -161.1MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. [2024-11-27 19:55:29,105 INFO L158 Benchmark]: Boogie Procedure Inliner took 166.09ms. Allocated memory is still 335.5MB. Free memory was 248.3MB in the beginning and 241.1MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 19:55:29,105 INFO L158 Benchmark]: Boogie Preprocessor took 240.23ms. Allocated memory is still 335.5MB. Free memory was 241.1MB in the beginning and 226.7MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 19:55:29,105 INFO L158 Benchmark]: RCFGBuilder took 8790.08ms. Allocated memory is still 335.5MB. Free memory was 226.7MB in the beginning and 140.6MB in the end (delta: 86.0MB). Peak memory consumption was 101.5MB. Max. memory is 16.1GB. [2024-11-27 19:55:29,106 INFO L158 Benchmark]: TraceAbstraction took 56709.35ms. Allocated memory was 335.5MB in the beginning and 1.6GB in the end (delta: 1.3GB). Free memory was 140.6MB in the beginning and 964.0MB in the end (delta: -823.4MB). Peak memory consumption was 440.7MB. Max. memory is 16.1GB. [2024-11-27 19:55:29,106 INFO L158 Benchmark]: Witness Printer took 482.46ms. Allocated memory is still 1.6GB. Free memory was 964.0MB in the beginning and 920.8MB in the end (delta: 43.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-27 19:55:29,108 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.76ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1685.08ms. Allocated memory was 117.4MB in the beginning and 335.5MB in the end (delta: 218.1MB). Free memory was 87.2MB in the beginning and 248.3MB in the end (delta: -161.1MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 166.09ms. Allocated memory is still 335.5MB. Free memory was 248.3MB in the beginning and 241.1MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 240.23ms. Allocated memory is still 335.5MB. Free memory was 241.1MB in the beginning and 226.7MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 8790.08ms. Allocated memory is still 335.5MB. Free memory was 226.7MB in the beginning and 140.6MB in the end (delta: 86.0MB). Peak memory consumption was 101.5MB. Max. memory is 16.1GB. * TraceAbstraction took 56709.35ms. Allocated memory was 335.5MB in the beginning and 1.6GB in the end (delta: 1.3GB). Free memory was 140.6MB in the beginning and 964.0MB in the end (delta: -823.4MB). Peak memory consumption was 440.7MB. Max. memory is 16.1GB. * Witness Printer took 482.46ms. Allocated memory is still 1.6GB. Free memory was 964.0MB in the beginning and 920.8MB in the end (delta: 43.2MB). Peak memory consumption was 41.9MB. 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, 401 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 23.8s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1639 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1637 mSDsluCounter, 8107 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5394 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35 IncrementalHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 2713 mSDtfsCounter, 35 mSolverCounterSat, 0.1s 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=759occurred in iteration=1, 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: 0.3s AutomataMinimizationTime, 4 MinimizatonAttempts, 14 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 4.1s 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: 3881]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3758]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3393]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3669]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3472]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3465]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3805]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3665]: Location Invariant Derived location invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3404]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 4696]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3943]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3910]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3686]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 5226]: Location Invariant Derived location invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3864]: Location Invariant Derived location invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3982]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3744]: Location Invariant Derived location invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3717]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 4542]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 5214]: Location Invariant Derived location invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3386]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3826]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 4610]: Location Invariant Derived location invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) - InvariantResult [Line: 3483]: Loop Invariant Derived loop invariant: ((ldv_coherent_state == 0) && (ldv_urb_state == 0)) RESULT: Ultimate proved your program to be correct! [2024-11-27 19:55:29,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e318e9-7ebc-43f3-ae76-3d65d2729c77/bin/uautomizer-verify-aQ6SnzHsRB/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