./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 0e0057cc 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_71bbbb44-f098-43bf-9826-58cce54a6f5e/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bbbb44-f098-43bf-9826-58cce54a6f5e/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bbbb44-f098-43bf-9826-58cce54a6f5e/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bbbb44-f098-43bf-9826-58cce54a6f5e/bin/utaipan-verify-SwPr7d2a91/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_71bbbb44-f098-43bf-9826-58cce54a6f5e/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bbbb44-f098-43bf-9826-58cce54a6f5e/bin/utaipan-verify-SwPr7d2a91 --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 0.2.4-dev-0e0057c [2023-11-24 23:19:44,715 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:19:44,789 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bbbb44-f098-43bf-9826-58cce54a6f5e/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:19:44,794 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:19:44,795 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:19:44,824 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:19:44,825 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:19:44,825 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:19:44,826 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:19:44,827 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:19:44,827 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:19:44,828 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:19:44,829 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:19:44,829 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:19:44,830 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:19:44,831 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:19:44,831 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:19:44,832 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:19:44,832 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:19:44,833 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:19:44,834 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:19:44,834 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:19:44,835 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:19:44,836 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:19:44,836 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:19:44,837 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:19:44,837 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:19:44,838 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:19:44,838 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:19:44,839 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:19:44,839 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:19:44,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:19:44,840 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:19:44,840 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:19:44,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:19:44,841 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:19:44,841 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:19:44,842 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:19:44,842 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:19:44,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:19:44,842 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:19:44,843 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:19:44,843 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:19:44,843 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:19:44,844 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_71bbbb44-f098-43bf-9826-58cce54a6f5e/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bbbb44-f098-43bf-9826-58cce54a6f5e/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36bb93ca3621bc77a2fce568a30c9f1e07b847a50c59f68bc973979594911c40 [2023-11-24 23:19:45,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:19:45,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:19:45,188 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:19:45,190 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:19:45,190 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:19:45,191 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bbbb44-f098-43bf-9826-58cce54a6f5e/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i [2023-11-24 23:19:48,271 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:19:48,985 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:19:48,986 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bbbb44-f098-43bf-9826-58cce54a6f5e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i [2023-11-24 23:19:49,049 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bbbb44-f098-43bf-9826-58cce54a6f5e/bin/utaipan-verify-SwPr7d2a91/data/f56cca59e/d7e53f3df50d47bfbb8a00ef97b90aaa/FLAGa85db1255 [2023-11-24 23:19:49,064 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bbbb44-f098-43bf-9826-58cce54a6f5e/bin/utaipan-verify-SwPr7d2a91/data/f56cca59e/d7e53f3df50d47bfbb8a00ef97b90aaa [2023-11-24 23:19:49,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:19:49,068 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:19:49,069 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:19:49,070 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:19:49,075 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:19:49,076 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:19:49" (1/1) ... [2023-11-24 23:19:49,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ec59fcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:49, skipping insertion in model container [2023-11-24 23:19:49,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:19:49" (1/1) ... [2023-11-24 23:19:49,246 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:19:52,838 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_71bbbb44-f098-43bf-9826-58cce54a6f5e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i[376704,376717] [2023-11-24 23:19:52,843 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_71bbbb44-f098-43bf-9826-58cce54a6f5e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i[376849,376862] [2023-11-24 23:19:52,863 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:19:52,934 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:19:53,111 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] [2023-11-24 23:19:53,113 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] [2023-11-24 23:19:53,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6137] [2023-11-24 23:19:53,116 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] [2023-11-24 23:19:53,116 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] [2023-11-24 23:19:53,117 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] [2023-11-24 23:19:53,117 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] [2023-11-24 23:19:53,118 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] [2023-11-24 23:19:53,118 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] [2023-11-24 23:19:53,121 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6341] [2023-11-24 23:19:53,121 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6348] [2023-11-24 23:19:53,129 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] [2023-11-24 23:19:53,131 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] [2023-11-24 23:19:53,133 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] [2023-11-24 23:19:53,134 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] [2023-11-24 23:19:53,135 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] [2023-11-24 23:19:53,145 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] [2023-11-24 23:19:53,145 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6977] [2023-11-24 23:19:53,199 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" (897), "i" (12UL)); [8494-8495] [2023-11-24 23:19:53,200 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] [2023-11-24 23:19:53,201 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] [2023-11-24 23:19:53,202 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] [2023-11-24 23:19:53,202 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] [2023-11-24 23:19:53,204 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] [2023-11-24 23:19:53,205 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] [2023-11-24 23:19:53,205 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] [2023-11-24 23:19:53,206 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] [2023-11-24 23:19:53,217 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] [2023-11-24 23:19:53,222 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] [2023-11-24 23:19:53,223 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] [2023-11-24 23:19:53,223 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] [2023-11-24 23:19:53,224 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" (1404), "i" (12UL)); [9159-9160] [2023-11-24 23:19:53,225 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" (1417), "i" (12UL)); [9186-9187] [2023-11-24 23:19:53,226 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] [2023-11-24 23:19:53,227 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] [2023-11-24 23:19:53,236 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] [2023-11-24 23:19:53,239 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] [2023-11-24 23:19:53,239 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] [2023-11-24 23:19:53,240 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] [2023-11-24 23:19:53,240 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] [2023-11-24 23:19:53,243 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] [2023-11-24 23:19:53,244 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] [2023-11-24 23:19:53,248 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] [2023-11-24 23:19:53,249 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] [2023-11-24 23:19:53,250 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] [2023-11-24 23:19:53,250 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] [2023-11-24 23:19:53,470 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_71bbbb44-f098-43bf-9826-58cce54a6f5e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i[376704,376717] [2023-11-24 23:19:53,471 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_71bbbb44-f098-43bf-9826-58cce54a6f5e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i[376849,376862] [2023-11-24 23:19:53,477 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:19:53,720 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:19:53,721 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:53 WrapperNode [2023-11-24 23:19:53,721 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:19:53,722 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:19:53,723 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:19:53,723 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:19:53,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:53" (1/1) ... [2023-11-24 23:19:53,894 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:53" (1/1) ... [2023-11-24 23:19:54,059 INFO L138 Inliner]: procedures = 490, calls = 2416, calls flagged for inlining = 233, calls inlined = 187, statements flattened = 4999 [2023-11-24 23:19:54,059 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:19:54,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:19:54,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:19:54,064 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:19:54,073 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:53" (1/1) ... [2023-11-24 23:19:54,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:53" (1/1) ... [2023-11-24 23:19:54,119 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:53" (1/1) ... [2023-11-24 23:19:54,120 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:53" (1/1) ... [2023-11-24 23:19:54,329 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:53" (1/1) ... [2023-11-24 23:19:54,365 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:53" (1/1) ... [2023-11-24 23:19:54,400 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:53" (1/1) ... [2023-11-24 23:19:54,424 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:53" (1/1) ... [2023-11-24 23:19:54,466 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:19:54,468 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:19:54,468 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:19:54,469 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:19:54,469 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:53" (1/1) ... [2023-11-24 23:19:54,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:19:54,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bbbb44-f098-43bf-9826-58cce54a6f5e/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:19:54,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bbbb44-f098-43bf-9826-58cce54a6f5e/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:19:54,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71bbbb44-f098-43bf-9826-58cce54a6f5e/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:19:54,543 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-24 23:19:54,544 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-24 23:19:54,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:19:54,544 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:19:54,544 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-24 23:19:54,544 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-24 23:19:54,544 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2023-11-24 23:19:54,544 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2023-11-24 23:19:54,544 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_open [2023-11-24 23:19:54,545 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_open [2023-11-24 23:19:54,545 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-24 23:19:54,545 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-24 23:19:54,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:19:54,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:19:54,546 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2023-11-24 23:19:54,547 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2023-11-24 23:19:54,547 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-24 23:19:54,547 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-24 23:19:54,547 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-24 23:19:54,548 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-24 23:19:54,549 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-24 23:19:54,549 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-24 23:19:54,549 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-24 23:19:54,549 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-24 23:19:54,549 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-24 23:19:54,549 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-24 23:19:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_tx_db_inc_wptr [2023-11-24 23:19:54,554 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_tx_db_inc_wptr [2023-11-24 23:19:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-24 23:19:54,555 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-24 23:19:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:19:54,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:19:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-24 23:19:54,556 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-24 23:19:54,556 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-24 23:19:54,556 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-24 23:19:54,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:19:54,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:19:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-11-24 23:19:54,557 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-11-24 23:19:54,558 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-24 23:19:54,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-24 23:19:54,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:19:54,558 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-24 23:19:54,558 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-24 23:19:54,558 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-24 23:19:54,558 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-24 23:19:54,558 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2023-11-24 23:19:54,559 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2023-11-24 23:19:54,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:19:54,559 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-24 23:19:54,559 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-24 23:19:54,559 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:19:54,559 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:19:54,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:19:54,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:19:54,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:19:54,560 INFO L130 BoogieDeclarations]: Found specification of procedure __bdx_tx_db_ptr_next [2023-11-24 23:19:54,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __bdx_tx_db_ptr_next [2023-11-24 23:19:54,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:19:54,561 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-24 23:19:54,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-24 23:19:54,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 23:19:54,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 23:19:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-24 23:19:54,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-24 23:19:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_close [2023-11-24 23:19:54,562 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_close [2023-11-24 23:19:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:19:54,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:19:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-24 23:19:54,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-24 23:19:54,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_bdx_priv [2023-11-24 23:19:54,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_bdx_priv [2023-11-24 23:19:54,565 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-11-24 23:19:54,565 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-11-24 23:19:54,565 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-11-24 23:19:54,565 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-11-24 23:19:54,565 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-24 23:19:54,566 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-24 23:19:54,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:19:54,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-24 23:19:54,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-24 23:19:54,566 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_restore_mac [2023-11-24 23:19:54,566 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_restore_mac [2023-11-24 23:19:54,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:19:54,567 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_rx_alloc_skbs [2023-11-24 23:19:54,568 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_rx_alloc_skbs [2023-11-24 23:19:54,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:19:54,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:19:54,568 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:19:54,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:19:54,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:19:54,569 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:19:54,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:19:54,569 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-24 23:19:54,569 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-24 23:19:54,569 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:19:54,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:19:54,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-24 23:19:54,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-24 23:19:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-24 23:19:54,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-24 23:19:54,575 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-24 23:19:54,575 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-24 23:19:54,576 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-24 23:19:54,577 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-24 23:19:54,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-24 23:19:54,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-24 23:19:54,581 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_rxdb_available [2023-11-24 23:19:54,581 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_rxdb_available [2023-11-24 23:19:54,582 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2023-11-24 23:19:54,582 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2023-11-24 23:19:54,582 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-24 23:19:54,582 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-24 23:19:54,582 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-24 23:19:54,582 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-24 23:19:54,582 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_rxdb_addr_elem [2023-11-24 23:19:54,582 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_rxdb_addr_elem [2023-11-24 23:19:54,582 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-11-24 23:19:54,583 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-11-24 23:19:54,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:19:54,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:19:54,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:19:54,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:19:54,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:19:54,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:19:54,583 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_tx_db_inc_rptr [2023-11-24 23:19:54,583 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_tx_db_inc_rptr [2023-11-24 23:19:54,584 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-24 23:19:54,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-24 23:19:54,584 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-24 23:19:54,584 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-24 23:19:54,584 INFO L130 BoogieDeclarations]: Found specification of procedure __bdx_vlan_rx_vid [2023-11-24 23:19:54,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __bdx_vlan_rx_vid [2023-11-24 23:19:54,584 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-24 23:19:54,584 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-24 23:19:54,584 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_fifo_free [2023-11-24 23:19:54,585 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_fifo_free [2023-11-24 23:19:54,585 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_remove [2023-11-24 23:19:54,585 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_remove [2023-11-24 23:19:54,585 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-24 23:19:54,585 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-24 23:19:54,585 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-24 23:19:54,585 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-24 23:19:54,585 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-24 23:19:54,585 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-24 23:19:54,586 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-24 23:19:54,586 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-24 23:19:54,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:19:54,586 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-24 23:19:54,586 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-24 23:19:54,586 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-24 23:19:54,586 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-24 23:19:54,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:19:54,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:19:54,587 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-24 23:19:54,587 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-24 23:19:54,587 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:19:54,587 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:19:54,587 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-24 23:19:54,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-24 23:19:54,587 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_reset [2023-11-24 23:19:54,587 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_reset [2023-11-24 23:19:54,587 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:19:54,588 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:19:54,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:19:54,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:19:54,588 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_rxdb_alloc_elem [2023-11-24 23:19:54,588 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_rxdb_alloc_elem [2023-11-24 23:19:54,588 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_range_check [2023-11-24 23:19:54,588 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_range_check [2023-11-24 23:19:54,588 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-24 23:19:54,588 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-24 23:19:54,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-11-24 23:19:54,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-11-24 23:19:54,589 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-24 23:19:54,589 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-24 23:19:54,589 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_fifo_init [2023-11-24 23:19:54,589 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_fifo_init [2023-11-24 23:19:54,589 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-24 23:19:54,589 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-24 23:19:54,590 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_link_changed [2023-11-24 23:19:54,590 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_link_changed [2023-11-24 23:19:54,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:19:54,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:19:54,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:19:54,590 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-24 23:19:54,590 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-24 23:19:54,590 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_setmulti [2023-11-24 23:19:54,590 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_setmulti [2023-11-24 23:19:54,590 INFO L130 BoogieDeclarations]: Found specification of procedure print_rxfd [2023-11-24 23:19:54,591 INFO L138 BoogieDeclarations]: Found implementation of procedure print_rxfd [2023-11-24 23:19:54,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:19:54,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:19:54,591 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-24 23:19:54,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-24 23:19:54,591 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-24 23:19:54,591 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-24 23:19:54,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:19:54,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:19:54,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:19:55,537 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:19:55,541 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:19:55,768 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:20:06,487 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-24 23:20:06,632 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:20:08,542 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:20:08,542 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:20:08,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:20:08 BoogieIcfgContainer [2023-11-24 23:20:08,544 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:20:08,548 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:20:08,548 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:20:08,551 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:20:08,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:19:49" (1/3) ... [2023-11-24 23:20:08,553 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ee07888 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:20:08, skipping insertion in model container [2023-11-24 23:20:08,553 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:53" (2/3) ... [2023-11-24 23:20:08,554 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ee07888 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:20:08, skipping insertion in model container [2023-11-24 23:20:08,554 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:20:08" (3/3) ... [2023-11-24 23:20:08,555 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i [2023-11-24 23:20:08,575 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:20:08,576 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-24 23:20:08,673 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:20:08,679 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;@7ebda7cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:20:08,679 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-24 23:20:08,689 INFO L276 IsEmpty]: Start isEmpty. Operand has 1325 states, 781 states have (on average 1.2586427656850192) internal successors, (983), 802 states have internal predecessors, (983), 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) [2023-11-24 23:20:08,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-24 23:20:08,717 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:20:08,718 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] [2023-11-24 23:20:08,718 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:20:08,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:20:08,723 INFO L85 PathProgramCache]: Analyzing trace with hash -287229529, now seen corresponding path program 1 times [2023-11-24 23:20:08,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:20:08,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803560282] [2023-11-24 23:20:08,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:08,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms