./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--scsi--bnx2i--bnx2i.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_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/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_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/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--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/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_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/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 b313aebe9e037dccc23cad3cf03563729fe92551aad546588fa49a39c01be8fb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:42:21,482 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:42:21,564 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 04:42:21,569 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:42:21,570 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:42:21,610 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:42:21,613 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:42:21,613 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:42:21,614 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:42:21,614 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:42:21,615 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:42:21,616 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:42:21,616 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:42:21,616 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:42:21,616 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:42:21,616 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:42:21,616 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:42:21,616 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:42:21,616 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:42:21,616 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:42:21,616 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:42:21,616 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:42:21,617 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:42:21,617 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:42:21,617 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:42:21,617 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:42:21,617 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:42:21,617 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:42:21,617 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:42:21,617 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:42:21,617 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:42:21,618 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:42:21,618 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:42:21,618 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:42:21,619 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:42:21,619 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:42:21,619 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:42:21,619 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:42:21,619 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:42:21,620 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:42:21,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:42:21,620 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:42:21,620 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:42:21,620 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:42:21,620 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_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/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 -> b313aebe9e037dccc23cad3cf03563729fe92551aad546588fa49a39c01be8fb [2024-11-14 04:42:21,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:42:21,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:42:21,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:42:21,937 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:42:21,938 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:42:21,940 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-14 04:42:23,994 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:42:24,952 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:42:24,953 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i [2024-11-14 04:42:25,039 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/bin/utaipan-verify-sOmjnqqW8E/data/e139243fa/d403be74264c41b8866d0abdb18db2fd/FLAG7f5d09eb4 [2024-11-14 04:42:25,063 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/bin/utaipan-verify-sOmjnqqW8E/data/e139243fa/d403be74264c41b8866d0abdb18db2fd [2024-11-14 04:42:25,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:42:25,067 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:42:25,069 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:42:25,070 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:42:25,075 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:42:25,076 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:42:25" (1/1) ... [2024-11-14 04:42:25,078 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@260eff15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:42:25, skipping insertion in model container [2024-11-14 04:42:25,078 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:42:25" (1/1) ... [2024-11-14 04:42:25,289 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:42:29,090 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_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i[478905,478918] [2024-11-14 04:42:29,176 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:42:29,289 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:42:29,617 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"); [8137] [2024-11-14 04:42:29,619 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)); [8144] [2024-11-14 04:42:29,620 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"); [8152-8153] [2024-11-14 04:42:29,622 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [8168] [2024-11-14 04:42:29,702 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "=r" (__ptr): "0" (& bnx2i_percpu)); [9002] [2024-11-14 04:42:29,705 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "=r" (__ptr): "0" (& bnx2i_percpu)); [9036] [2024-11-14 04:42:29,713 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "=r" (__ptr): "0" (& bnx2i_percpu)); [9137] [2024-11-14 04:42:29,733 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [9478] [2024-11-14 04:42:29,738 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [9541] [2024-11-14 04:42:29,739 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [9544] [2024-11-14 04:42:29,739 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [9547] [2024-11-14 04:42:29,741 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [9550] [2024-11-14 04:42:29,742 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)); [9573] [2024-11-14 04:42:29,742 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)); [9580] [2024-11-14 04:42:29,743 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [9610] [2024-11-14 04:42:29,744 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [9617] [2024-11-14 04:42:29,744 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [9624] [2024-11-14 04:42:29,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9915] [2024-11-14 04:42:29,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9927] [2024-11-14 04:42:29,826 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9936] [2024-11-14 04:42:29,949 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [11327-11328] [2024-11-14 04:42:29,949 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [11332-11333] [2024-11-14 04:42:29,949 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___5->state): : "memory", "cc"); [11337-11338] [2024-11-14 04:42:29,950 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___6->state): : "memory", "cc"); [11342-11343] [2024-11-14 04:42:29,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [11406] [2024-11-14 04:42:29,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [11409] [2024-11-14 04:42:29,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [11412] [2024-11-14 04:42:29,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [11415] [2024-11-14 04:42:29,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [11426] [2024-11-14 04:42:29,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [11429] [2024-11-14 04:42:29,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [11432] [2024-11-14 04:42:29,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [11435] [2024-11-14 04:42:29,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [11446] [2024-11-14 04:42:29,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [11449] [2024-11-14 04:42:29,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [11452] [2024-11-14 04:42:29,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [11455] [2024-11-14 04:42:29,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [11466] [2024-11-14 04:42:29,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [11469] [2024-11-14 04:42:29,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [11472] [2024-11-14 04:42:29,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [11475] [2024-11-14 04:42:29,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "=r" (__ptr): "0" (& bnx2i_percpu)); [11494] [2024-11-14 04:42:30,070 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [12484-12485] [2024-11-14 04:42:30,071 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; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [12503-12504] [2024-11-14 04:42:30,089 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/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/3258/dscv_tempdir/dscv/ri/43_2a/drivers/scsi/bnx2i/bnx2i_iscsi.c"), "i" (155), "i" (12UL)); [12858-12859] [2024-11-14 04:42:30,091 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/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/3258/dscv_tempdir/dscv/ri/43_2a/drivers/scsi/bnx2i/bnx2i_iscsi.c"), "i" (176), "i" (12UL)); [12895-12896] [2024-11-14 04:42:30,251 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "=r" (__ptr): "0" (& bnx2i_percpu)); [14097] [2024-11-14 04:42:30,408 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_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i[478905,478918] [2024-11-14 04:42:30,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:42:30,758 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:42:30,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:42:30 WrapperNode [2024-11-14 04:42:30,759 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:42:30,760 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:42:30,760 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:42:30,761 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:42:30,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:42:30" (1/1) ... [2024-11-14 04:42:30,884 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:42:30" (1/1) ... [2024-11-14 04:42:31,299 INFO L138 Inliner]: procedures = 430, calls = 4037, calls flagged for inlining = 190, calls inlined = 184, statements flattened = 10789 [2024-11-14 04:42:31,300 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:42:31,301 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:42:31,301 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:42:31,301 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:42:31,311 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:42:30" (1/1) ... [2024-11-14 04:42:31,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:42:30" (1/1) ... [2024-11-14 04:42:31,389 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:42:30" (1/1) ... [2024-11-14 04:42:31,390 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:42:30" (1/1) ... [2024-11-14 04:42:31,701 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:42:30" (1/1) ... [2024-11-14 04:42:31,761 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:42:30" (1/1) ... [2024-11-14 04:42:31,992 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:42:30" (1/1) ... [2024-11-14 04:42:32,029 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:42:30" (1/1) ... [2024-11-14 04:42:32,110 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:42:32,112 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:42:32,112 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:42:32,113 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:42:32,114 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:42:30" (1/1) ... [2024-11-14 04:42:32,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:42:32,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:42:32,163 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:42:32,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:42:32,196 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-14 04:42:32,197 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-14 04:42:32,197 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_put_rq_buf [2024-11-14 04:42:32,197 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_put_rq_buf [2024-11-14 04:42:32,197 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2024-11-14 04:42:32,197 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2024-11-14 04:42:32,197 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_unsol_pdu_adjust_rq [2024-11-14 04:42:32,198 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_unsol_pdu_adjust_rq [2024-11-14 04:42:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure __iscsi_complete_pdu [2024-11-14 04:42:32,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __iscsi_complete_pdu [2024-11-14 04:42:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-14 04:42:32,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-14 04:42:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-14 04:42:32,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-14 04:42:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_active_list_del [2024-11-14 04:42:32,200 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_active_list_del [2024-11-14 04:42:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-14 04:42:32,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-14 04:42:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2024-11-14 04:42:32,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2024-11-14 04:42:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2024-11-14 04:42:32,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2024-11-14 04:42:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_session_create [2024-11-14 04:42:32,200 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_session_create [2024-11-14 04:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_destroy [2024-11-14 04:42:32,201 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_destroy [2024-11-14 04:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-14 04:42:32,201 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-14 04:42:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_get_param [2024-11-14 04:42:32,201 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_get_param [2024-11-14 04:42:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_eh_recover_target [2024-11-14 04:42:32,202 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_eh_recover_target [2024-11-14 04:42:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-14 04:42:32,202 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-14 04:42:32,203 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_task_xmit [2024-11-14 04:42:32,203 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_task_xmit [2024-11-14 04:42:32,203 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_adapter_ready [2024-11-14 04:42:32,203 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_adapter_ready [2024-11-14 04:42:32,203 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_get_param [2024-11-14 04:42:32,203 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_get_param [2024-11-14 04:42:32,203 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_stats [2024-11-14 04:42:32,204 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_stats [2024-11-14 04:42:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_send_nl_mesg [2024-11-14 04:42:32,205 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_send_nl_mesg [2024-11-14 04:42:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_queuecommand [2024-11-14 04:42:32,205 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_queuecommand [2024-11-14 04:42:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-14 04:42:32,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-14 04:42:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_send_iscsi_nopout [2024-11-14 04:42:32,205 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_send_iscsi_nopout [2024-11-14 04:42:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_get_param [2024-11-14 04:42:32,205 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_get_param [2024-11-14 04:42:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_tear_down_conn [2024-11-14 04:42:32,205 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_tear_down_conn [2024-11-14 04:42:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 04:42:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_link_state [2024-11-14 04:42:32,205 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_link_state [2024-11-14 04:42:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_teardown [2024-11-14 04:42:32,205 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_teardown [2024-11-14 04:42:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_stop [2024-11-14 04:42:32,206 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_stop [2024-11-14 04:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2024-11-14 04:42:32,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2024-11-14 04:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-14 04:42:32,206 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-14 04:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-11-14 04:42:32,206 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-11-14 04:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2024-11-14 04:42:32,206 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2024-11-14 04:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_send_pdu [2024-11-14 04:42:32,206 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_send_pdu [2024-11-14 04:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ring_dbell_update_sq_params [2024-11-14 04:42:32,206 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ring_dbell_update_sq_params [2024-11-14 04:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-14 04:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_maps_update_done [2024-11-14 04:42:32,206 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_maps_update_done [2024-11-14 04:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-14 04:42:32,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-14 04:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2024-11-14 04:42:32,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2024-11-14 04:42:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_iscsi_unmap_sg_list [2024-11-14 04:42:32,206 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_iscsi_unmap_sg_list [2024-11-14 04:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-14 04:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2024-11-14 04:42:32,207 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2024-11-14 04:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_release_free_cid_que [2024-11-14 04:42:32,207 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_release_free_cid_que [2024-11-14 04:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 04:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-14 04:42:32,207 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-14 04:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-14 04:42:32,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-14 04:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_set_param [2024-11-14 04:42:32,207 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_set_param [2024-11-14 04:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2024-11-14 04:42:32,207 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2024-11-14 04:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2024-11-14 04:42:32,207 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2024-11-14 04:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-14 04:42:32,207 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-14 04:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_free_qp_resc [2024-11-14 04:42:32,207 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_free_qp_resc [2024-11-14 04:42:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_session_destroy [2024-11-14 04:42:32,207 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_session_destroy [2024-11-14 04:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_dev_to_hba [2024-11-14 04:42:32,208 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_dev_to_hba [2024-11-14 04:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_connect [2024-11-14 04:42:32,208 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_connect [2024-11-14 04:42:32,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-14 04:42:32,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-14 04:42:32,210 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_task_has_unsol_data [2024-11-14 04:42:32,211 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_task_has_unsol_data [2024-11-14 04:42:32,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 04:42:32,211 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2024-11-14 04:42:32,211 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2024-11-14 04:42:32,211 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_cid_num [2024-11-14 04:42:32,211 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_cid_num [2024-11-14 04:42:32,211 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_hw_ep_disconnect [2024-11-14 04:42:32,211 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_hw_ep_disconnect [2024-11-14 04:42:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sg_count [2024-11-14 04:42:32,212 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sg_count [2024-11-14 04:42:32,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:42:32,213 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_create [2024-11-14 04:42:32,213 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_create [2024-11-14 04:42:32,213 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_cpu_callback [2024-11-14 04:42:32,213 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_cpu_callback [2024-11-14 04:42:32,213 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_ofld_list_del [2024-11-14 04:42:32,213 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_ofld_list_del [2024-11-14 04:42:32,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 04:42:32,213 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2024-11-14 04:42:32,213 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2024-11-14 04:42:32,214 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-14 04:42:32,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-14 04:42:32,214 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_host_get_param [2024-11-14 04:42:32,214 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_host_get_param [2024-11-14 04:42:32,214 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2024-11-14 04:42:32,214 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2024-11-14 04:42:32,214 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_setup_cmd_wqe_template [2024-11-14 04:42:32,214 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_setup_cmd_wqe_template [2024-11-14 04:42:32,214 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_cleanup_task [2024-11-14 04:42:32,214 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_cleanup_task [2024-11-14 04:42:32,214 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-14 04:42:32,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-14 04:42:32,214 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_nl_set_path [2024-11-14 04:42:32,214 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_nl_set_path [2024-11-14 04:42:32,214 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_chip_cleanup [2024-11-14 04:42:32,214 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_chip_cleanup [2024-11-14 04:42:32,214 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_poll [2024-11-14 04:42:32,214 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_poll [2024-11-14 04:42:32,214 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_arm_cq_event_coalescing [2024-11-14 04:42:32,214 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_arm_cq_event_coalescing [2024-11-14 04:42:32,214 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-11-14 04:42:32,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-11-14 04:42:32,214 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-14 04:42:32,214 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-14 04:42:32,214 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2024-11-14 04:42:32,214 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2024-11-14 04:42:32,215 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2024-11-14 04:42:32,215 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2024-11-14 04:42:32,215 INFO L130 BoogieDeclarations]: Found specification of procedure flush_signals [2024-11-14 04:42:32,215 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_signals [2024-11-14 04:42:32,215 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2024-11-14 04:42:32,215 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2024-11-14 04:42:32,215 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-11-14 04:42:32,215 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-11-14 04:42:32,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:42:32,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:42:32,215 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-11-14 04:42:32,215 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-11-14 04:42:32,215 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-14 04:42:32,215 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-14 04:42:32,215 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-14 04:42:32,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-14 04:42:32,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-11-14 04:42:32,215 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-11-14 04:42:32,215 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-14 04:42:32,215 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-14 04:42:32,215 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2024-11-14 04:42:32,215 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2024-11-14 04:42:32,215 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2024-11-14 04:42:32,216 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2024-11-14 04:42:32,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-14 04:42:32,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-14 04:42:32,216 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_recovery_que_add_conn [2024-11-14 04:42:32,216 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_recovery_que_add_conn [2024-11-14 04:42:32,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-14 04:42:32,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-14 04:42:32,220 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-14 04:42:32,220 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-14 04:42:32,220 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_attr_is_visible [2024-11-14 04:42:32,220 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_attr_is_visible [2024-11-14 04:42:32,220 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2024-11-14 04:42:32,220 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2024-11-14 04:42:32,220 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2024-11-14 04:42:32,220 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2024-11-14 04:42:32,220 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_process_scsi_cmd_resp [2024-11-14 04:42:32,220 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_process_scsi_cmd_resp [2024-11-14 04:42:32,220 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_destroy_cmd_pool [2024-11-14 04:42:32,220 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_destroy_cmd_pool [2024-11-14 04:42:32,220 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2024-11-14 04:42:32,220 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2024-11-14 04:42:32,220 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2024-11-14 04:42:32,220 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2024-11-14 04:42:32,220 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-14 04:42:32,220 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-14 04:42:32,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-14 04:42:32,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-14 04:42:32,221 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_target_alloc [2024-11-14 04:42:32,221 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_target_alloc [2024-11-14 04:42:32,221 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-14 04:42:32,221 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-14 04:42:32,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-14 04:42:32,221 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-14 04:42:32,221 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_eh_device_reset [2024-11-14 04:42:32,221 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_eh_device_reset [2024-11-14 04:42:32,221 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:42:32,221 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:42:32,221 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_get_stats [2024-11-14 04:42:32,221 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_get_stats [2024-11-14 04:42:32,221 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2024-11-14 04:42:32,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2024-11-14 04:42:32,221 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_recovery_timedout [2024-11-14 04:42:32,221 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_recovery_timedout [2024-11-14 04:42:32,221 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_unregister_transport [2024-11-14 04:42:32,221 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_unregister_transport [2024-11-14 04:42:32,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 04:42:32,221 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-14 04:42:32,221 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-14 04:42:32,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 04:42:32,221 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-14 04:42:32,222 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-14 04:42:32,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-14 04:42:32,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-14 04:42:32,222 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_itt_to_task [2024-11-14 04:42:32,222 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_itt_to_task [2024-11-14 04:42:32,222 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2024-11-14 04:42:32,222 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2024-11-14 04:42:32,222 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_write_cmd_bd_idx [2024-11-14 04:42:32,222 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_write_cmd_bd_idx [2024-11-14 04:42:32,222 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_host_for_each_session [2024-11-14 04:42:32,222 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_host_for_each_session [2024-11-14 04:42:32,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 04:42:32,222 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-14 04:42:32,222 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-14 04:42:32,222 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_bind [2024-11-14 04:42:32,222 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_bind [2024-11-14 04:42:32,222 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-14 04:42:32,222 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-14 04:42:32,222 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-14 04:42:32,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-14 04:42:32,222 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_process_new_cqes [2024-11-14 04:42:32,222 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_process_new_cqes [2024-11-14 04:42:32,222 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-14 04:42:32,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-14 04:42:32,223 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-14 04:42:32,223 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-14 04:42:32,223 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_free_ep [2024-11-14 04:42:32,223 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_free_ep [2024-11-14 04:42:32,223 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_start [2024-11-14 04:42:32,223 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_start [2024-11-14 04:42:32,224 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_find_hba_for_cnic [2024-11-14 04:42:32,225 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_find_hba_for_cnic [2024-11-14 04:42:32,225 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-14 04:42:32,225 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-14 04:42:32,225 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_free_hba [2024-11-14 04:42:32,225 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_free_hba [2024-11-14 04:42:32,225 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_change_queue_depth [2024-11-14 04:42:32,225 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_change_queue_depth [2024-11-14 04:42:32,225 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_free_mp_bdt [2024-11-14 04:42:32,225 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_free_mp_bdt [2024-11-14 04:42:32,225 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-14 04:42:32,225 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-14 04:42:32,226 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-11-14 04:42:32,226 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-11-14 04:42:32,226 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_percpu_thread_destroy [2024-11-14 04:42:32,226 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_percpu_thread_destroy [2024-11-14 04:42:32,226 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-14 04:42:32,226 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-14 04:42:32,226 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_rq_buf [2024-11-14 04:42:32,226 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_rq_buf [2024-11-14 04:42:32,226 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-14 04:42:32,226 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-14 04:42:32,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 04:42:32,227 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2024-11-14 04:42:32,227 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2024-11-14 04:42:32,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-14 04:42:32,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-14 04:42:32,227 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2024-11-14 04:42:32,227 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2024-11-14 04:42:32,227 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-14 04:42:32,227 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-14 04:42:32,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-14 04:42:32,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-14 04:42:32,227 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_eh_abort [2024-11-14 04:42:32,228 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_eh_abort [2024-11-14 04:42:32,228 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2024-11-14 04:42:32,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2024-11-14 04:42:32,228 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-14 04:42:32,228 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-14 04:42:32,228 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2024-11-14 04:42:32,228 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2024-11-14 04:42:32,228 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_shost [2024-11-14 04:42:32,228 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_shost [2024-11-14 04:42:32,228 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-14 04:42:32,228 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-14 04:42:32,229 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-14 04:42:32,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-14 04:42:32,229 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_teardown [2024-11-14 04:42:32,229 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_teardown [2024-11-14 04:42:32,229 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_percpu_thread_create [2024-11-14 04:42:32,229 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_percpu_thread_create [2024-11-14 04:42:32,229 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_maps_update_begin [2024-11-14 04:42:32,229 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_maps_update_begin [2024-11-14 04:42:32,229 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_send_fw_iscsi_init_msg [2024-11-14 04:42:32,229 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_send_fw_iscsi_init_msg [2024-11-14 04:42:32,229 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-14 04:42:32,229 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-14 04:42:32,230 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-14 04:42:32,230 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-14 04:42:32,230 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-14 04:42:32,230 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-14 04:42:32,230 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-11-14 04:42:32,230 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-11-14 04:42:32,230 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_conn_from_id [2024-11-14 04:42:32,230 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_conn_from_id [2024-11-14 04:42:32,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:42:33,863 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:42:33,866 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:42:34,200 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-14 04:43:10,686 INFO L? ?]: Removed 4146 outVars from TransFormulas that were not future-live. [2024-11-14 04:43:10,686 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:43:15,180 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:43:15,180 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-14 04:43:15,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:43:15 BoogieIcfgContainer [2024-11-14 04:43:15,181 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:43:15,184 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:43:15,184 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:43:15,193 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:43:15,193 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:42:25" (1/3) ... [2024-11-14 04:43:15,194 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c7477d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:43:15, skipping insertion in model container [2024-11-14 04:43:15,194 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:42:30" (2/3) ... [2024-11-14 04:43:15,195 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c7477d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:43:15, skipping insertion in model container [2024-11-14 04:43:15,195 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:43:15" (3/3) ... [2024-11-14 04:43:15,197 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i [2024-11-14 04:43:15,225 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:43:15,229 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i that has 156 procedures, 2752 locations, 1 initial locations, 13 loop locations, and 1 error locations. [2024-11-14 04:43:15,440 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:43:15,463 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;@6e9e445b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:43:15,463 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:43:15,483 INFO L276 IsEmpty]: Start isEmpty. Operand has 2751 states, 1696 states have (on average 1.3555424528301887) internal successors, (2299), 1804 states have internal predecessors, (2299), 899 states have call successors, (899), 155 states have call predecessors, (899), 154 states have return successors, (891), 843 states have call predecessors, (891), 891 states have call successors, (891) [2024-11-14 04:43:15,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-14 04:43:15,595 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:43:15,596 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:43:15,596 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:43:15,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:43:15,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1669183540, now seen corresponding path program 1 times [2024-11-14 04:43:15,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:43:15,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403180521] [2024-11-14 04:43:15,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:43:15,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:43:24,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:43:26,161 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2024-11-14 04:43:26,161 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:43:26,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403180521] [2024-11-14 04:43:26,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403180521] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:43:26,162 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:43:26,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:43:26,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063457672] [2024-11-14 04:43:26,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:43:26,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:43:26,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:43:26,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:43:26,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:43:26,218 INFO L87 Difference]: Start difference. First operand has 2751 states, 1696 states have (on average 1.3555424528301887) internal successors, (2299), 1804 states have internal predecessors, (2299), 899 states have call successors, (899), 155 states have call predecessors, (899), 154 states have return successors, (891), 843 states have call predecessors, (891), 891 states have call successors, (891) Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-14 04:43:28,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:43:31,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:43:33,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:43:35,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:43:40,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:43:41,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:43:43,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:43:44,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:43:50,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:43:53,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:43:55,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:43:57,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:43:59,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:01,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:04,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:06,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:09,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:11,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:13,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:13,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:44:13,603 INFO L93 Difference]: Finished difference Result 7319 states and 10826 transitions. [2024-11-14 04:44:13,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:44:13,606 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 285 [2024-11-14 04:44:13,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:44:13,672 INFO L225 Difference]: With dead ends: 7319 [2024-11-14 04:44:13,673 INFO L226 Difference]: Without dead ends: 4450 [2024-11-14 04:44:13,703 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:44:13,708 INFO L432 NwaCegarLoop]: 3759 mSDtfsCounter, 2607 mSDsluCounter, 3695 mSDsCounter, 0 mSdLazyCounter, 719 mSolverCounterSat, 2 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2607 SdHoareTripleChecker+Valid, 7454 SdHoareTripleChecker+Invalid, 733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 719 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:44:13,709 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2607 Valid, 7454 Invalid, 733 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 719 Invalid, 12 Unknown, 0 Unchecked, 46.9s Time] [2024-11-14 04:44:13,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4450 states. [2024-11-14 04:44:14,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4450 to 4449. [2024-11-14 04:44:14,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4449 states, 2763 states have (on average 1.338038364096996) internal successors, (3697), 2892 states have internal predecessors, (3697), 1401 states have call successors, (1401), 285 states have call predecessors, (1401), 284 states have return successors, (1400), 1347 states have call predecessors, (1400), 1400 states have call successors, (1400) [2024-11-14 04:44:14,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4449 states to 4449 states and 6498 transitions. [2024-11-14 04:44:14,256 INFO L78 Accepts]: Start accepts. Automaton has 4449 states and 6498 transitions. Word has length 285 [2024-11-14 04:44:14,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:44:14,257 INFO L471 AbstractCegarLoop]: Abstraction has 4449 states and 6498 transitions. [2024-11-14 04:44:14,259 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-14 04:44:14,259 INFO L276 IsEmpty]: Start isEmpty. Operand 4449 states and 6498 transitions. [2024-11-14 04:44:14,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2024-11-14 04:44:14,307 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:44:14,307 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 6, 6, 6, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 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, 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 04:44:14,308 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:44:14,308 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:44:14,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:44:14,309 INFO L85 PathProgramCache]: Analyzing trace with hash -742751228, now seen corresponding path program 1 times [2024-11-14 04:44:14,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:44:14,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031903392] [2024-11-14 04:44:14,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:44:14,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:44:22,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:44:23,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2234 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2227 trivial. 0 not checked. [2024-11-14 04:44:23,807 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:44:23,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031903392] [2024-11-14 04:44:23,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031903392] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:44:23,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:44:23,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:44:23,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636701089] [2024-11-14 04:44:23,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:44:23,812 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 04:44:23,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:44:23,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 04:44:23,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:44:23,816 INFO L87 Difference]: Start difference. First operand 4449 states and 6498 transitions. Second operand has 5 states, 5 states have (on average 25.2) internal successors, (126), 5 states have internal predecessors, (126), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-14 04:44:25,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:28,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:30,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:32,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:36,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:38,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:45,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:46,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:48,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:51,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:52,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:55,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:57,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:44:59,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:01,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:06,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:09,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:11,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:18,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:20,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:22,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:24,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:26,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:28,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:30,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:32,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:34,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:40,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:42,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:44,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:47,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:49,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:51,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:53,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:53,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:45:53,928 INFO L93 Difference]: Finished difference Result 8899 states and 12996 transitions. [2024-11-14 04:45:53,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 04:45:53,929 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.2) internal successors, (126), 5 states have internal predecessors, (126), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 445 [2024-11-14 04:45:53,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:45:53,967 INFO L225 Difference]: With dead ends: 8899 [2024-11-14 04:45:53,967 INFO L226 Difference]: Without dead ends: 4445 [2024-11-14 04:45:53,992 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:45:53,993 INFO L432 NwaCegarLoop]: 3680 mSDtfsCounter, 1 mSDsluCounter, 11032 mSDsCounter, 0 mSdLazyCounter, 1348 mSolverCounterSat, 1 mSolverCounterUnsat, 31 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 88.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 14712 SdHoareTripleChecker+Invalid, 1380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1348 IncrementalHoareTripleChecker+Invalid, 31 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 89.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:45:53,994 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 14712 Invalid, 1380 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1348 Invalid, 31 Unknown, 0 Unchecked, 89.8s Time] [2024-11-14 04:45:54,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4445 states. [2024-11-14 04:45:54,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4445 to 4445. [2024-11-14 04:45:54,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4445 states, 2761 states have (on average 1.3375588554871423) internal successors, (3693), 2890 states have internal predecessors, (3693), 1399 states have call successors, (1399), 285 states have call predecessors, (1399), 284 states have return successors, (1398), 1345 states have call predecessors, (1398), 1398 states have call successors, (1398) [2024-11-14 04:45:54,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4445 states to 4445 states and 6490 transitions. [2024-11-14 04:45:54,237 INFO L78 Accepts]: Start accepts. Automaton has 4445 states and 6490 transitions. Word has length 445 [2024-11-14 04:45:54,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:45:54,238 INFO L471 AbstractCegarLoop]: Abstraction has 4445 states and 6490 transitions. [2024-11-14 04:45:54,238 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.2) internal successors, (126), 5 states have internal predecessors, (126), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-14 04:45:54,238 INFO L276 IsEmpty]: Start isEmpty. Operand 4445 states and 6490 transitions. [2024-11-14 04:45:54,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2024-11-14 04:45:54,270 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:45:54,271 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 6, 6, 6, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 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, 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 04:45:54,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 04:45:54,271 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:45:54,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:45:54,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1930239969, now seen corresponding path program 1 times [2024-11-14 04:45:54,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:45:54,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180136636] [2024-11-14 04:45:54,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:45:54,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:46:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:46:04,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2234 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 2223 trivial. 0 not checked. [2024-11-14 04:46:04,022 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:46:04,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180136636] [2024-11-14 04:46:04,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180136636] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:46:04,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1767885297] [2024-11-14 04:46:04,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:46:04,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:46:04,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:46:04,029 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:46:04,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 04:46:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:46:12,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 5743 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 04:46:12,834 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:46:13,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2234 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 1804 trivial. 0 not checked. [2024-11-14 04:46:13,409 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:46:13,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1767885297] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:46:13,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 04:46:13,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2024-11-14 04:46:13,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308442236] [2024-11-14 04:46:13,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:46:13,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 04:46:13,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:46:13,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 04:46:13,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-14 04:46:13,412 INFO L87 Difference]: Start difference. First operand 4445 states and 6490 transitions. Second operand has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 3 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-11-14 04:46:15,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:17,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:19,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:22,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:25,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:27,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:29,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:35,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:40,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:42,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:45,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:47,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:49,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:51,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:55,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:57,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:58,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:06,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:13,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:15,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:17,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:19,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:20,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:22,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:23,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:25,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:30,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:32,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:34,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:36,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:39,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:41,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:43,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:45,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:47:45,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:47:45,645 INFO L93 Difference]: Finished difference Result 8888 states and 12977 transitions. [2024-11-14 04:47:45,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 04:47:45,646 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 3 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 450 [2024-11-14 04:47:45,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:47:45,683 INFO L225 Difference]: With dead ends: 8888 [2024-11-14 04:47:45,683 INFO L226 Difference]: Without dead ends: 4430 [2024-11-14 04:47:45,702 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 454 GetRequests, 448 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-14 04:47:45,703 INFO L432 NwaCegarLoop]: 3676 mSDtfsCounter, 1 mSDsluCounter, 11017 mSDsCounter, 0 mSdLazyCounter, 1345 mSolverCounterSat, 2 mSolverCounterUnsat, 31 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 90.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 14693 SdHoareTripleChecker+Invalid, 1378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1345 IncrementalHoareTripleChecker+Invalid, 31 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 92.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:47:45,703 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 14693 Invalid, 1378 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1345 Invalid, 31 Unknown, 0 Unchecked, 92.0s Time] [2024-11-14 04:47:45,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4430 states. [2024-11-14 04:47:45,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4430 to 4430. [2024-11-14 04:47:46,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4430 states, 2752 states have (on average 1.3372093023255813) internal successors, (3680), 2881 states have internal predecessors, (3680), 1395 states have call successors, (1395), 283 states have call predecessors, (1395), 282 states have return successors, (1394), 1341 states have call predecessors, (1394), 1394 states have call successors, (1394) [2024-11-14 04:47:46,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4430 states to 4430 states and 6469 transitions. [2024-11-14 04:47:46,044 INFO L78 Accepts]: Start accepts. Automaton has 4430 states and 6469 transitions. Word has length 450 [2024-11-14 04:47:46,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:47:46,045 INFO L471 AbstractCegarLoop]: Abstraction has 4430 states and 6469 transitions. [2024-11-14 04:47:46,046 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 3 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-11-14 04:47:46,046 INFO L276 IsEmpty]: Start isEmpty. Operand 4430 states and 6469 transitions. [2024-11-14 04:47:46,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2024-11-14 04:47:46,082 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:47:46,082 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 6, 6, 6, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:47:46,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 04:47:46,286 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:47:46,286 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:47:46,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:47:46,287 INFO L85 PathProgramCache]: Analyzing trace with hash -683440205, now seen corresponding path program 1 times [2024-11-14 04:47:46,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:47:46,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252901778] [2024-11-14 04:47:46,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:47:46,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:47:52,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:47:55,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2236 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 2225 trivial. 0 not checked. [2024-11-14 04:47:55,169 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:47:55,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252901778] [2024-11-14 04:47:55,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252901778] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:47:55,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2136570494] [2024-11-14 04:47:55,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:47:55,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:47:55,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:47:55,172 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:47:55,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997955a9-d8e2-42e3-81e8-3735d3aa9ed5/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-14 04:48:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:48:02,637 INFO L255 TraceCheckSpWp]: Trace formula consists of 5776 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-14 04:48:02,656 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:48:02,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2024-11-14 04:48:04,208 WARN L873 $PredicateComparison]: unable to prove that (exists ((|#Ultimate.meminit_#ptr.base| Int)) (= (store |c_old(#memory_int)| |#Ultimate.meminit_#ptr.base| ((as const (Array Int Int)) 0)) |c_#memory_int|)) is different from true [2024-11-14 04:48:04,279 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2024-11-14 04:48:04,895 INFO L349 Elim1Store]: treesize reduction 16, result has 23.8 percent of original size [2024-11-14 04:48:04,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 16 [2024-11-14 04:48:34,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2236 backedges. 369 proven. 2 refuted. 0 times theorem prover too weak. 1862 trivial. 3 not checked. [2024-11-14 04:48:34,073 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:48:53,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2136570494] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:48:53,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1676940712] [2024-11-14 04:48:53,449 INFO L159 IcfgInterpreter]: Started Sifa with 202 locations of interest [2024-11-14 04:48:53,449 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 04:48:53,455 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 04:48:53,463 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 04:48:53,463 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 04:52:15,069 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_memset with input of size 4116 for LOIs [2024-11-14 04:53:11,129 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 4122 for LOIs