./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c1e748-e741-431a-b22e-af0d06a80271/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c1e748-e741-431a-b22e-af0d06a80271/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c1e748-e741-431a-b22e-af0d06a80271/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c1e748-e741-431a-b22e-af0d06a80271/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c1e748-e741-431a-b22e-af0d06a80271/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c1e748-e741-431a-b22e-af0d06a80271/bin/utaipan-verify-mE87zJ7Ire --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 36bb93ca3621bc77a2fce568a30c9f1e07b847a50c59f68bc973979594911c40 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:32:03,957 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:32:04,037 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c1e748-e741-431a-b22e-af0d06a80271/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:32:04,044 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:32:04,045 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:32:04,076 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:32:04,077 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:32:04,078 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:32:04,079 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:32:04,080 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:32:04,081 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:32:04,082 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:32:04,082 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:32:04,083 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:32:04,084 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:32:04,085 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:32:04,086 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:32:04,087 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:32:04,087 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:32:04,088 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:32:04,089 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:32:04,090 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:32:04,091 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:32:04,092 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:32:04,093 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:32:04,093 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:32:04,094 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:32:04,095 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:32:04,096 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:32:04,096 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:32:04,097 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:32:04,098 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:32:04,098 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:32:04,099 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:32:04,099 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:04,100 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:32:04,100 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:32:04,101 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:32:04,101 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:32:04,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:32:04,102 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:32:04,103 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:32:04,103 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:32:04,104 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:32:04,104 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c1e748-e741-431a-b22e-af0d06a80271/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c1e748-e741-431a-b22e-af0d06a80271/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36bb93ca3621bc77a2fce568a30c9f1e07b847a50c59f68bc973979594911c40 [2023-11-23 21:32:04,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:32:04,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:32:04,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:32:04,426 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:32:04,426 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:32:04,428 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c1e748-e741-431a-b22e-af0d06a80271/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i [2023-11-23 21:32:07,665 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:32:08,507 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:32:08,507 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c1e748-e741-431a-b22e-af0d06a80271/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i [2023-11-23 21:32:08,579 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c1e748-e741-431a-b22e-af0d06a80271/bin/utaipan-verify-mE87zJ7Ire/data/78678ba87/9c734cf198b14292937beaa395cf2b5e/FLAG4eeb22f75 [2023-11-23 21:32:08,598 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c1e748-e741-431a-b22e-af0d06a80271/bin/utaipan-verify-mE87zJ7Ire/data/78678ba87/9c734cf198b14292937beaa395cf2b5e [2023-11-23 21:32:08,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:32:08,611 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:32:08,615 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:08,615 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:32:08,621 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:32:08,622 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:08" (1/1) ... [2023-11-23 21:32:08,623 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56c0d01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:08, skipping insertion in model container [2023-11-23 21:32:08,623 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:08" (1/1) ... [2023-11-23 21:32:08,849 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:32:12,605 WARN L240 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_a0c1e748-e741-431a-b22e-af0d06a80271/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i[376704,376717] [2023-11-23 21:32:12,611 WARN L240 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_a0c1e748-e741-431a-b22e-af0d06a80271/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i[376849,376862] [2023-11-23 21:32:12,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:12,775 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:32:12,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6123] [2023-11-23 21:32:12,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [6130] [2023-11-23 21:32:12,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6137] [2023-11-23 21:32:12,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6177-6178] [2023-11-23 21:32:12,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6183-6185] [2023-11-23 21:32:12,962 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [6210-6211] [2023-11-23 21:32:12,963 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [6216-6218] [2023-11-23 21:32:12,964 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [6242-6243] [2023-11-23 21:32:12,965 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6248-6250] [2023-11-23 21:32:12,968 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6341] [2023-11-23 21:32:12,968 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6348] [2023-11-23 21:32:12,977 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [6524-6525] [2023-11-23 21:32:12,982 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [6558-6559] [2023-11-23 21:32:12,984 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (79), "i" (12UL)); [6599-6600] [2023-11-23 21:32:12,985 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (91), "i" (12UL)); [6628-6629] [2023-11-23 21:32:12,987 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [6665-6666] [2023-11-23 21:32:12,998 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [6970-6971] [2023-11-23 21:32:12,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6977] [2023-11-23 21:32:13,158 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (897), "i" (12UL)); [8494-8495] [2023-11-23 21:32:13,160 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (904), "i" (12UL)); [8518-8519] [2023-11-23 21:32:13,161 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (911), "i" (12UL)); [8542-8543] [2023-11-23 21:32:13,162 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (918), "i" (12UL)); [8566-8567] [2023-11-23 21:32:13,163 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (919), "i" (12UL)); [8577-8578] [2023-11-23 21:32:13,165 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (958), "i" (12UL)); [8639-8640] [2023-11-23 21:32:13,166 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (964), "i" (12UL)); [8659-8660] [2023-11-23 21:32:13,167 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (964), "i" (12UL)); [8669-8670] [2023-11-23 21:32:13,168 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (975), "i" (12UL)); [8695-8696] [2023-11-23 21:32:13,185 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1243), "i" (12UL)); [8989-8990] [2023-11-23 21:32:13,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1398), "i" (12UL)); [9120-9121] [2023-11-23 21:32:13,193 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1401), "i" (12UL)); [9136-9137] [2023-11-23 21:32:13,194 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1404), "i" (12UL)); [9149-9150] [2023-11-23 21:32:13,194 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1404), "i" (12UL)); [9159-9160] [2023-11-23 21:32:13,196 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1417), "i" (12UL)); [9186-9187] [2023-11-23 21:32:13,197 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1428), "i" (12UL)); [9208-9209] [2023-11-23 21:32:13,199 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1468), "i" (12UL)); [9248-9249] [2023-11-23 21:32:13,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1641), "i" (12UL)); [9473-9474] [2023-11-23 21:32:13,215 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1679), "i" (12UL)); [9521-9522] [2023-11-23 21:32:13,216 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1683), "i" (12UL)); [9540-9541] [2023-11-23 21:32:13,219 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1686), "i" (12UL)); [9552-9553] [2023-11-23 21:32:13,220 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1686), "i" (12UL)); [9563-9564] [2023-11-23 21:32:13,224 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1740), "i" (12UL)); [9629-9630] [2023-11-23 21:32:13,225 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1748), "i" (12UL)); [9644-9645] [2023-11-23 21:32:13,231 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1750), "i" (12UL)); [9656-9657] [2023-11-23 21:32:13,232 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1763), "i" (12UL)); [9685-9686] [2023-11-23 21:32:13,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1770), "i" (12UL)); [9699-9700] [2023-11-23 21:32:13,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1770), "i" (12UL)); [9710-9711] [2023-11-23 21:32:13,455 WARN L240 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_a0c1e748-e741-431a-b22e-af0d06a80271/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i[376704,376717] [2023-11-23 21:32:13,456 WARN L240 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_a0c1e748-e741-431a-b22e-af0d06a80271/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i[376849,376862] [2023-11-23 21:32:13,464 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:13,666 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:32:13,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:13 WrapperNode [2023-11-23 21:32:13,668 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:13,669 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:13,669 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:32:13,670 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:32:13,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:13" (1/1) ... [2023-11-23 21:32:13,820 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:13" (1/1) ... [2023-11-23 21:32:14,056 INFO L138 Inliner]: procedures = 490, calls = 2416, calls flagged for inlining = 233, calls inlined = 187, statements flattened = 4931 [2023-11-23 21:32:14,057 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:14,058 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:32:14,059 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:32:14,059 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:32:14,069 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:13" (1/1) ... [2023-11-23 21:32:14,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:13" (1/1) ... [2023-11-23 21:32:14,139 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:13" (1/1) ... [2023-11-23 21:32:14,139 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:13" (1/1) ... [2023-11-23 21:32:14,276 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:13" (1/1) ... [2023-11-23 21:32:14,298 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:13" (1/1) ... [2023-11-23 21:32:14,330 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:13" (1/1) ... [2023-11-23 21:32:14,355 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:13" (1/1) ... [2023-11-23 21:32:14,413 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:32:14,414 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:32:14,415 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:32:14,415 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:32:14,416 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:13" (1/1) ... [2023-11-23 21:32:14,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:14,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c1e748-e741-431a-b22e-af0d06a80271/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:32:14,450 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c1e748-e741-431a-b22e-af0d06a80271/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:32:14,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0c1e748-e741-431a-b22e-af0d06a80271/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:32:14,588 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 21:32:14,589 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 21:32:14,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:32:14,589 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:32:14,589 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-23 21:32:14,589 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-23 21:32:14,589 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2023-11-23 21:32:14,589 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2023-11-23 21:32:14,590 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_open [2023-11-23 21:32:14,590 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_open [2023-11-23 21:32:14,590 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 21:32:14,590 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 21:32:14,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:32:14,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:32:14,592 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2023-11-23 21:32:14,593 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2023-11-23 21:32:14,593 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-23 21:32:14,593 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-23 21:32:14,593 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-23 21:32:14,593 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-23 21:32:14,593 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:32:14,594 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:32:14,594 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 21:32:14,594 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 21:32:14,594 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-23 21:32:14,595 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-23 21:32:14,595 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_tx_db_inc_wptr [2023-11-23 21:32:14,595 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_tx_db_inc_wptr [2023-11-23 21:32:14,595 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-23 21:32:14,595 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-23 21:32:14,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:32:14,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:32:14,596 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-23 21:32:14,596 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-23 21:32:14,596 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 21:32:14,596 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 21:32:14,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:32:14,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:32:14,597 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-11-23 21:32:14,598 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-11-23 21:32:14,598 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-23 21:32:14,598 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-23 21:32:14,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:32:14,598 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-23 21:32:14,598 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-23 21:32:14,599 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:32:14,599 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:32:14,599 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2023-11-23 21:32:14,599 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2023-11-23 21:32:14,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:32:14,599 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-23 21:32:14,599 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-23 21:32:14,600 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:32:14,600 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:32:14,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:32:14,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:32:14,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:32:14,600 INFO L130 BoogieDeclarations]: Found specification of procedure __bdx_tx_db_ptr_next [2023-11-23 21:32:14,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __bdx_tx_db_ptr_next [2023-11-23 21:32:14,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:32:14,601 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:32:14,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:32:14,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:32:14,602 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:32:14,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 21:32:14,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 21:32:14,603 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_close [2023-11-23 21:32:14,603 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_close [2023-11-23 21:32:14,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 21:32:14,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 21:32:14,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 21:32:14,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 21:32:14,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_bdx_priv [2023-11-23 21:32:14,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_bdx_priv [2023-11-23 21:32:14,606 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-11-23 21:32:14,606 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-11-23 21:32:14,606 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-11-23 21:32:14,606 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-11-23 21:32:14,606 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:32:14,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:32:14,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:32:14,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-23 21:32:14,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-23 21:32:14,607 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_restore_mac [2023-11-23 21:32:14,607 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_restore_mac [2023-11-23 21:32:14,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:32:14,608 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_rx_alloc_skbs [2023-11-23 21:32:14,608 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_rx_alloc_skbs [2023-11-23 21:32:14,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:32:14,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:32:14,609 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:32:14,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:32:14,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:32:14,610 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:32:14,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:32:14,610 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-23 21:32:14,610 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-23 21:32:14,610 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:32:14,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:32:14,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-23 21:32:14,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-23 21:32:14,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-23 21:32:14,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-23 21:32:14,616 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-23 21:32:14,616 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-23 21:32:14,616 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:32:14,617 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:32:14,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-23 21:32:14,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-23 21:32:14,623 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_rxdb_available [2023-11-23 21:32:14,624 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_rxdb_available [2023-11-23 21:32:14,624 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2023-11-23 21:32:14,624 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2023-11-23 21:32:14,624 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-23 21:32:14,624 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-23 21:32:14,624 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 21:32:14,624 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 21:32:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_rxdb_addr_elem [2023-11-23 21:32:14,625 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_rxdb_addr_elem [2023-11-23 21:32:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-11-23 21:32:14,625 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-11-23 21:32:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:32:14,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:32:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:32:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:32:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:32:14,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:32:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_tx_db_inc_rptr [2023-11-23 21:32:14,626 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_tx_db_inc_rptr [2023-11-23 21:32:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-23 21:32:14,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-23 21:32:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 21:32:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 21:32:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure __bdx_vlan_rx_vid [2023-11-23 21:32:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __bdx_vlan_rx_vid [2023-11-23 21:32:14,629 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-23 21:32:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-23 21:32:14,629 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_fifo_free [2023-11-23 21:32:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_fifo_free [2023-11-23 21:32:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_remove [2023-11-23 21:32:14,630 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_remove [2023-11-23 21:32:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-23 21:32:14,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-23 21:32:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 21:32:14,630 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 21:32:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-23 21:32:14,630 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-23 21:32:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-23 21:32:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-23 21:32:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:32:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-23 21:32:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-23 21:32:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 21:32:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 21:32:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:32:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:32:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-23 21:32:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-23 21:32:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:32:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:32:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:32:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:32:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_reset [2023-11-23 21:32:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_reset [2023-11-23 21:32:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:32:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:32:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:32:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:32:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_rxdb_alloc_elem [2023-11-23 21:32:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_rxdb_alloc_elem [2023-11-23 21:32:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_range_check [2023-11-23 21:32:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_range_check [2023-11-23 21:32:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-23 21:32:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-23 21:32:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-11-23 21:32:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-11-23 21:32:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 21:32:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 21:32:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_fifo_init [2023-11-23 21:32:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_fifo_init [2023-11-23 21:32:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 21:32:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 21:32:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_link_changed [2023-11-23 21:32:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_link_changed [2023-11-23 21:32:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:32:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:32:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:32:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-23 21:32:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-23 21:32:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_setmulti [2023-11-23 21:32:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_setmulti [2023-11-23 21:32:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure print_rxfd [2023-11-23 21:32:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure print_rxfd [2023-11-23 21:32:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:32:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:32:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-23 21:32:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-23 21:32:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-23 21:32:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-23 21:32:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:32:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:32:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:32:15,465 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:32:15,470 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:32:15,686 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:32:26,765 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 21:32:26,910 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:32:28,597 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:32:28,597 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:32:28,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:28 BoogieIcfgContainer [2023-11-23 21:32:28,600 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:32:28,602 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:32:28,603 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:32:28,606 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:32:28,607 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:32:08" (1/3) ... [2023-11-23 21:32:28,608 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d136c3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:28, skipping insertion in model container [2023-11-23 21:32:28,608 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:13" (2/3) ... [2023-11-23 21:32:28,608 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d136c3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:28, skipping insertion in model container [2023-11-23 21:32:28,608 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:28" (3/3) ... [2023-11-23 21:32:28,610 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i [2023-11-23 21:32:28,632 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:32:28,632 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-23 21:32:28,732 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:32:28,740 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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;@3be78faf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:32:28,740 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-23 21:32:28,753 INFO L276 IsEmpty]: Start isEmpty. Operand has 1305 states, 761 states have (on average 1.2654402102496716) internal successors, (963), 784 states have internal predecessors, (963), 451 states have call successors, (451), 93 states have call predecessors, (451), 92 states have return successors, (446), 443 states have call predecessors, (446), 446 states have call successors, (446) [2023-11-23 21:32:28,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-23 21:32:28,798 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:32:28,799 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:32:28,800 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:32:28,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:32:28,806 INFO L85 PathProgramCache]: Analyzing trace with hash -304901442, now seen corresponding path program 1 times [2023-11-23 21:32:28,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:32:28,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488947022] [2023-11-23 21:32:28,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:28,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms