./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--idt77252.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2802f99-5c3a-4117-b7a5-c062f66a9c13/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2802f99-5c3a-4117-b7a5-c062f66a9c13/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2802f99-5c3a-4117-b7a5-c062f66a9c13/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2802f99-5c3a-4117-b7a5-c062f66a9c13/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--idt77252.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2802f99-5c3a-4117-b7a5-c062f66a9c13/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2802f99-5c3a-4117-b7a5-c062f66a9c13/bin/utaipan-verify-sOmjnqqW8E --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 5cbccb19fd5f9b43f92ea6827aae136ba45c3581987af07a76c2d17877ed84ec --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:49:24,015 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:49:24,080 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2802f99-5c3a-4117-b7a5-c062f66a9c13/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 05:49:24,087 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:49:24,088 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:49:24,134 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:49:24,135 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:49:24,136 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:49:24,136 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:49:24,137 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:49:24,138 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:49:24,138 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:49:24,138 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:49:24,138 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:49:24,139 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:49:24,139 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:49:24,139 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:49:24,140 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:49:24,140 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:49:24,140 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:49:24,140 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:49:24,140 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:49:24,141 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:49:24,141 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:49:24,141 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:49:24,141 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:49:24,141 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:49:24,142 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:49:24,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:49:24,142 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:49:24,142 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:49:24,142 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:49:24,143 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:49:24,143 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:49:24,143 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:49:24,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:49:24,143 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:49:24,144 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:49:24,144 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:49:24,144 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:49:24,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:49:24,145 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:49:24,145 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:49:24,145 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:49:24,145 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_d2802f99-5c3a-4117-b7a5-c062f66a9c13/bin/utaipan-verify-sOmjnqqW8E 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 -> 5cbccb19fd5f9b43f92ea6827aae136ba45c3581987af07a76c2d17877ed84ec [2024-11-14 05:49:24,495 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:49:24,504 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:49:24,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:49:24,509 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:49:24,509 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:49:24,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2802f99-5c3a-4117-b7a5-c062f66a9c13/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--idt77252.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-14 05:49:26,847 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:49:27,852 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:49:27,853 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2802f99-5c3a-4117-b7a5-c062f66a9c13/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--idt77252.ko-entry_point.cil.out.i [2024-11-14 05:49:27,907 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2802f99-5c3a-4117-b7a5-c062f66a9c13/bin/utaipan-verify-sOmjnqqW8E/data/686b2549d/b309cfaebb8646ccbcebab2e2a8e2789/FLAG652c9b535 [2024-11-14 05:49:27,927 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2802f99-5c3a-4117-b7a5-c062f66a9c13/bin/utaipan-verify-sOmjnqqW8E/data/686b2549d/b309cfaebb8646ccbcebab2e2a8e2789 [2024-11-14 05:49:27,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:49:27,932 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:49:27,933 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:49:27,933 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:49:27,939 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:49:27,940 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:49:27" (1/1) ... [2024-11-14 05:49:27,942 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2176306d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:49:27, skipping insertion in model container [2024-11-14 05:49:27,942 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:49:27" (1/1) ... [2024-11-14 05:49:28,141 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:49:31,010 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2802f99-5c3a-4117-b7a5-c062f66a9c13/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--idt77252.ko-entry_point.cil.out.i[367978,367991] [2024-11-14 05:49:31,119 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:49:31,234 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:49:31,505 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"); [6380] [2024-11-14 05:49:31,508 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)); [6387] [2024-11-14 05:49:31,510 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [6395-6396] [2024-11-14 05:49:31,511 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [6404-6405] [2024-11-14 05:49:31,519 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; addl %1,%0": "+m" (v->counter): "ir" (i)); [6541] [2024-11-14 05:49:31,520 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; incl %0": "+m" (v->counter)); [6548] [2024-11-14 05:49:31,521 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; decl %0": "+m" (v->counter)); [6555] [2024-11-14 05:49:31,526 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6659] [2024-11-14 05:49:31,542 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6666] [2024-11-14 05:49:31,576 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)); [6858-6859] [2024-11-14 05:49:31,579 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)); [6887-6888] [2024-11-14 05:49:31,582 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" (108), "i" (12UL)); [6917-6918] [2024-11-14 05:49:31,584 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" (120), "i" (12UL)); [6947-6948] [2024-11-14 05:49:31,612 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7178] [2024-11-14 05:49:31,612 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7181] [2024-11-14 05:49:31,612 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (*(dev->pcpu_refcnt)): "qi" (-1)); [7183] [2024-11-14 05:49:31,613 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7188] [2024-11-14 05:49:31,613 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7191] [2024-11-14 05:49:31,613 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (*(dev->pcpu_refcnt)): "ri" (-1)); [7193] [2024-11-14 05:49:31,613 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7198] [2024-11-14 05:49:31,616 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7201] [2024-11-14 05:49:31,616 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (*(dev->pcpu_refcnt)): "ri" (-1)); [7203] [2024-11-14 05:49:31,620 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7208] [2024-11-14 05:49:31,620 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7211] [2024-11-14 05:49:31,620 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (*(dev->pcpu_refcnt)): "re" (-1)); [7213] [2024-11-14 05:49:31,621 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7226] [2024-11-14 05:49:31,621 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7229] [2024-11-14 05:49:31,621 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (*(dev->pcpu_refcnt)): "qi" (-1)); [7231] [2024-11-14 05:49:31,622 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7236] [2024-11-14 05:49:31,622 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7239] [2024-11-14 05:49:31,622 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (*(dev->pcpu_refcnt)): "ri" (-1)); [7241] [2024-11-14 05:49:31,623 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7246] [2024-11-14 05:49:31,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7249] [2024-11-14 05:49:31,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (*(dev->pcpu_refcnt)): "ri" (-1)); [7251] [2024-11-14 05:49:31,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7256] [2024-11-14 05:49:31,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7259] [2024-11-14 05:49:31,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (*(dev->pcpu_refcnt)): "re" (-1)); [7261] [2024-11-14 05:49:31,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7274] [2024-11-14 05:49:31,629 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7277] [2024-11-14 05:49:31,629 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (*(dev->pcpu_refcnt)): "qi" (-1)); [7279] [2024-11-14 05:49:31,629 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7284] [2024-11-14 05:49:31,630 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7287] [2024-11-14 05:49:31,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (*(dev->pcpu_refcnt)): "ri" (-1)); [7289] [2024-11-14 05:49:31,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7294] [2024-11-14 05:49:31,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7297] [2024-11-14 05:49:31,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (*(dev->pcpu_refcnt)): "ri" (-1)); [7299] [2024-11-14 05:49:31,636 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7304] [2024-11-14 05:49:31,636 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7307] [2024-11-14 05:49:31,636 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (*(dev->pcpu_refcnt)): "re" (-1)); [7309] [2024-11-14 05:49:31,637 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7322] [2024-11-14 05:49:31,637 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7325] [2024-11-14 05:49:31,639 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (*(dev->pcpu_refcnt)): "qi" (-1)); [7327] [2024-11-14 05:49:31,640 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7332] [2024-11-14 05:49:31,643 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7335] [2024-11-14 05:49:31,644 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (*(dev->pcpu_refcnt)): "ri" (-1)); [7337] [2024-11-14 05:49:31,644 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7342] [2024-11-14 05:49:31,645 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7345] [2024-11-14 05:49:31,646 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (*(dev->pcpu_refcnt)): "ri" (-1)); [7347] [2024-11-14 05:49:31,647 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7352] [2024-11-14 05:49:31,647 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (*(dev->pcpu_refcnt))); [7355] [2024-11-14 05:49:31,647 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (*(dev->pcpu_refcnt)): "re" (-1)); [7357] [2024-11-14 05:49:32,098 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2802f99-5c3a-4117-b7a5-c062f66a9c13/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--idt77252.ko-entry_point.cil.out.i[367978,367991] [2024-11-14 05:49:32,108 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:49:32,354 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:49:32,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:49:32 WrapperNode [2024-11-14 05:49:32,356 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:49:32,357 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:49:32,358 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:49:32,358 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:49:32,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:49:32" (1/1) ... [2024-11-14 05:49:32,564 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:49:32" (1/1) ... [2024-11-14 05:49:33,016 INFO L138 Inliner]: procedures = 308, calls = 3364, calls flagged for inlining = 139, calls inlined = 134, statements flattened = 9184 [2024-11-14 05:49:33,017 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:49:33,018 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:49:33,019 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:49:33,020 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:49:33,028 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:49:32" (1/1) ... [2024-11-14 05:49:33,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:49:32" (1/1) ... [2024-11-14 05:49:33,083 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:49:32" (1/1) ... [2024-11-14 05:49:33,083 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:49:32" (1/1) ... [2024-11-14 05:49:33,486 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:49:32" (1/1) ... [2024-11-14 05:49:33,549 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:49:32" (1/1) ... [2024-11-14 05:49:33,638 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:49:32" (1/1) ... [2024-11-14 05:49:33,682 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:49:32" (1/1) ... [2024-11-14 05:49:33,766 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:49:33,767 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:49:33,768 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:49:33,768 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:49:33,770 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:49:32" (1/1) ... [2024-11-14 05:49:33,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:49:33,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2802f99-5c3a-4117-b7a5-c062f66a9c13/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:49:33,847 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2802f99-5c3a-4117-b7a5-c062f66a9c13/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:49:33,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2802f99-5c3a-4117-b7a5-c062f66a9c13/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:49:33,924 INFO L130 BoogieDeclarations]: Found specification of procedure atm_charge [2024-11-14 05:49:33,924 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_charge [2024-11-14 05:49:33,924 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2024-11-14 05:49:33,924 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2024-11-14 05:49:33,924 INFO L130 BoogieDeclarations]: Found specification of procedure sb_pool_remove [2024-11-14 05:49:33,924 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_pool_remove [2024-11-14 05:49:33,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-14 05:49:33,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-14 05:49:33,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-14 05:49:33,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-14 05:49:33,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-14 05:49:33,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-14 05:49:33,925 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2024-11-14 05:49:33,925 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2024-11-14 05:49:33,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-14 05:49:33,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-14 05:49:33,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-14 05:49:33,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-14 05:49:33,925 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_rx_pool_skb [2024-11-14 05:49:33,925 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_rx_pool_skb [2024-11-14 05:49:33,925 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2024-11-14 05:49:33,925 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2024-11-14 05:49:33,925 INFO L130 BoogieDeclarations]: Found specification of procedure sb_pool_skb [2024-11-14 05:49:33,925 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_pool_skb [2024-11-14 05:49:33,926 INFO L130 BoogieDeclarations]: Found specification of procedure idt77252_softint [2024-11-14 05:49:33,926 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77252_softint [2024-11-14 05:49:33,926 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-14 05:49:33,926 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-14 05:49:33,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-14 05:49:33,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-14 05:49:33,926 INFO L130 BoogieDeclarations]: Found specification of procedure __net_timestamp [2024-11-14 05:49:33,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __net_timestamp [2024-11-14 05:49:33,926 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2024-11-14 05:49:33,926 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2024-11-14 05:49:33,926 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-14 05:49:33,926 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-14 05:49:33,926 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-14 05:49:33,926 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-14 05:49:33,926 INFO L130 BoogieDeclarations]: Found specification of procedure atm_pcr_goal [2024-11-14 05:49:33,926 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_pcr_goal [2024-11-14 05:49:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure idt77252_rx [2024-11-14 05:49:33,927 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77252_rx [2024-11-14 05:49:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-14 05:49:33,927 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-14 05:49:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-14 05:49:33,927 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-14 05:49:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head [2024-11-14 05:49:33,927 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head [2024-11-14 05:49:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure idt77252_send_oam [2024-11-14 05:49:33,927 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77252_send_oam [2024-11-14 05:49:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:49:33,927 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:49:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure push_on_scq [2024-11-14 05:49:33,927 INFO L138 BoogieDeclarations]: Found implementation of procedure push_on_scq [2024-11-14 05:49:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-11-14 05:49:33,935 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-11-14 05:49:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-14 05:49:33,935 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-14 05:49:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure idt77252_dev_close [2024-11-14 05:49:33,935 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77252_dev_close [2024-11-14 05:49:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure read_sram [2024-11-14 05:49:33,935 INFO L138 BoogieDeclarations]: Found implementation of procedure read_sram [2024-11-14 05:49:33,935 INFO L130 BoogieDeclarations]: Found specification of procedure idt77252_send [2024-11-14 05:49:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77252_send [2024-11-14 05:49:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-14 05:49:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-14 05:49:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure sk_atm [2024-11-14 05:49:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_atm [2024-11-14 05:49:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2024-11-14 05:49:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2024-11-14 05:49:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2024-11-14 05:49:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2024-11-14 05:49:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-14 05:49:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-14 05:49:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure idt77252_close [2024-11-14 05:49:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77252_close [2024-11-14 05:49:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 05:49:33,936 INFO L130 BoogieDeclarations]: Found specification of procedure idt77252_send_skb [2024-11-14 05:49:33,936 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77252_send_skb [2024-11-14 05:49:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure idt77252_init_cbr [2024-11-14 05:49:33,941 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77252_init_cbr [2024-11-14 05:49:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_rx_skb [2024-11-14 05:49:33,941 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_rx_skb [2024-11-14 05:49:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 05:49:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-14 05:49:33,941 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-14 05:49:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-14 05:49:33,941 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-14 05:49:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure idt77252_init_rx [2024-11-14 05:49:33,941 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77252_init_rx [2024-11-14 05:49:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-14 05:49:33,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-14 05:49:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2024-11-14 05:49:33,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2024-11-14 05:49:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-14 05:49:33,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-14 05:49:33,942 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-14 05:49:33,942 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-14 05:49:33,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 05:49:33,942 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-14 05:49:33,942 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-14 05:49:33,942 INFO L130 BoogieDeclarations]: Found specification of procedure push_rx_skb [2024-11-14 05:49:33,942 INFO L138 BoogieDeclarations]: Found implementation of procedure push_rx_skb [2024-11-14 05:49:33,942 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2024-11-14 05:49:33,942 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2024-11-14 05:49:33,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 05:49:33,942 INFO L130 BoogieDeclarations]: Found specification of procedure idt77252_rate_logindex [2024-11-14 05:49:33,942 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77252_rate_logindex [2024-11-14 05:49:33,942 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-14 05:49:33,942 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-14 05:49:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure idt77252_change_qos [2024-11-14 05:49:33,945 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77252_change_qos [2024-11-14 05:49:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2024-11-14 05:49:33,946 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2024-11-14 05:49:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-14 05:49:33,946 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-14 05:49:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2024-11-14 05:49:33,947 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2024-11-14 05:49:33,947 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-14 05:49:33,950 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-14 05:49:33,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-14 05:49:33,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-14 05:49:33,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-14 05:49:33,951 INFO L130 BoogieDeclarations]: Found specification of procedure drain_scq [2024-11-14 05:49:33,951 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_scq [2024-11-14 05:49:33,951 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_scq [2024-11-14 05:49:33,951 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_scq [2024-11-14 05:49:33,951 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-14 05:49:33,951 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-14 05:49:33,951 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-14 05:49:33,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-14 05:49:33,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-14 05:49:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-14 05:49:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-14 05:49:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_4 [2024-11-14 05:49:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_4 [2024-11-14 05:49:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2024-11-14 05:49:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2024-11-14 05:49:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-14 05:49:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-14 05:49:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 05:49:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2024-11-14 05:49:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2024-11-14 05:49:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-14 05:49:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-14 05:49:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure waitfor_idle [2024-11-14 05:49:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure waitfor_idle [2024-11-14 05:49:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-14 05:49:33,953 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-14 05:49:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure idt77252_init_ubr [2024-11-14 05:49:33,953 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77252_init_ubr [2024-11-14 05:49:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure idt77252_open [2024-11-14 05:49:33,953 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77252_open [2024-11-14 05:49:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-14 05:49:33,953 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-14 05:49:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2024-11-14 05:49:33,953 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2024-11-14 05:49:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-14 05:49:33,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-14 05:49:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure write_sram [2024-11-14 05:49:33,953 INFO L138 BoogieDeclarations]: Found implementation of procedure write_sram [2024-11-14 05:49:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-14 05:49:33,953 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-14 05:49:33,953 INFO L130 BoogieDeclarations]: Found specification of procedure idt77252_phy_put [2024-11-14 05:49:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77252_phy_put [2024-11-14 05:49:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2024-11-14 05:49:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2024-11-14 05:49:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure idt77252_tx_dump [2024-11-14 05:49:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77252_tx_dump [2024-11-14 05:49:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 05:49:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-14 05:49:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-14 05:49:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-11-14 05:49:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-11-14 05:49:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-14 05:49:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-14 05:49:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure __clear_tst [2024-11-14 05:49:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __clear_tst [2024-11-14 05:49:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-14 05:49:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-14 05:49:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure idt77252_init_tx [2024-11-14 05:49:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77252_init_tx [2024-11-14 05:49:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2024-11-14 05:49:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2024-11-14 05:49:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 05:49:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2024-11-14 05:49:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2024-11-14 05:49:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-14 05:49:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-14 05:49:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2024-11-14 05:49:33,959 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2024-11-14 05:49:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure idt77252_phy_get [2024-11-14 05:49:33,959 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77252_phy_get [2024-11-14 05:49:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:49:33,959 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-14 05:49:33,959 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-14 05:49:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure fill_tst [2024-11-14 05:49:33,960 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_tst [2024-11-14 05:49:33,960 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-14 05:49:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-14 05:49:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 05:49:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-14 05:49:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-14 05:49:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-14 05:49:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-14 05:49:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure deinit_card [2024-11-14 05:49:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure deinit_card [2024-11-14 05:49:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2024-11-14 05:49:33,962 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2024-11-14 05:49:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-14 05:49:33,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-14 05:49:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure free_scq [2024-11-14 05:49:33,962 INFO L138 BoogieDeclarations]: Found implementation of procedure free_scq [2024-11-14 05:49:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure idt77252_tx [2024-11-14 05:49:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77252_tx [2024-11-14 05:49:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-14 05:49:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-14 05:49:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure add_rx_skb [2024-11-14 05:49:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure add_rx_skb [2024-11-14 05:49:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-14 05:49:33,963 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-14 05:49:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2024-11-14 05:49:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2024-11-14 05:49:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-11-14 05:49:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-11-14 05:49:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2024-11-14 05:49:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2024-11-14 05:49:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure fill_scd [2024-11-14 05:49:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_scd [2024-11-14 05:49:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure __fill_tst [2024-11-14 05:49:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __fill_tst [2024-11-14 05:49:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-14 05:49:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-14 05:49:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2024-11-14 05:49:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2024-11-14 05:49:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-14 05:49:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-14 05:49:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-14 05:49:33,964 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-14 05:49:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-14 05:49:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-14 05:49:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:49:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-14 05:49:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-14 05:49:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2024-11-14 05:49:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2024-11-14 05:49:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:49:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:49:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure flush_rx_pool [2024-11-14 05:49:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_rx_pool [2024-11-14 05:49:35,566 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:49:35,570 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:49:35,952 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-14 05:50:20,826 INFO L? ?]: Removed 3091 outVars from TransFormulas that were not future-live. [2024-11-14 05:50:20,826 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:50:26,889 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:50:26,889 INFO L316 CfgBuilder]: Removed 21 assume(true) statements. [2024-11-14 05:50:26,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:50:26 BoogieIcfgContainer [2024-11-14 05:50:26,890 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:50:26,893 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:50:26,893 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:50:26,902 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:50:26,902 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:49:27" (1/3) ... [2024-11-14 05:50:26,903 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@680f08d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:50:26, skipping insertion in model container [2024-11-14 05:50:26,903 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:49:32" (2/3) ... [2024-11-14 05:50:26,903 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@680f08d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:50:26, skipping insertion in model container [2024-11-14 05:50:26,903 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:50:26" (3/3) ... [2024-11-14 05:50:26,905 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--atm--idt77252.ko-entry_point.cil.out.i [2024-11-14 05:50:26,926 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:50:26,929 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--atm--idt77252.ko-entry_point.cil.out.i that has 118 procedures, 2426 locations, 1 initial locations, 23 loop locations, and 1 error locations. [2024-11-14 05:50:27,096 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:50:27,116 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@3a6f221f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:50:27,116 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:50:27,133 INFO L276 IsEmpty]: Start isEmpty. Operand has 2425 states, 1505 states have (on average 1.3362126245847177) internal successors, (2011), 1567 states have internal predecessors, (2011), 803 states have call successors, (803), 117 states have call predecessors, (803), 116 states have return successors, (796), 777 states have call predecessors, (796), 796 states have call successors, (796) [2024-11-14 05:50:27,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-14 05:50:27,169 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:50:27,170 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1] [2024-11-14 05:50:27,171 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:50:27,175 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:50:27,175 INFO L85 PathProgramCache]: Analyzing trace with hash -1444924019, now seen corresponding path program 1 times [2024-11-14 05:50:27,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:50:27,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335485281] [2024-11-14 05:50:27,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:50:27,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms