[INFO] cloning repository https://github.com/calebschoepp/easy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/calebschoepp/easy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalebschoepp%2Feasy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalebschoepp%2Feasy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab7904db57f718cae2de98ef55a53e8268428983
[INFO] checking calebschoepp/easy against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalebschoepp%2Feasy" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/calebschoepp/easy on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/calebschoepp/easy
[INFO] finished tweaking git repo https://github.com/calebschoepp/easy
[INFO] tweaked toml for git repo https://github.com/calebschoepp/easy written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/calebschoepp/easy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking calebschoepp/easy against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalebschoepp%2Feasy" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/calebschoepp/easy on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/calebschoepp/easy
[INFO] finished tweaking git repo https://github.com/calebschoepp/easy
[INFO] tweaked toml for git repo https://github.com/calebschoepp/easy written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/calebschoepp/easy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking calebschoepp/easy against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalebschoepp%2Feasy" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/calebschoepp/easy on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/calebschoepp/easy
[INFO] finished tweaking git repo https://github.com/calebschoepp/easy
[INFO] tweaked toml for git repo https://github.com/calebschoepp/easy written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/calebschoepp/easy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking calebschoepp/easy against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalebschoepp%2Feasy" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/calebschoepp/easy on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/calebschoepp/easy
[INFO] finished tweaking git repo https://github.com/calebschoepp/easy
[INFO] tweaked toml for git repo https://github.com/calebschoepp/easy written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/calebschoepp/easy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nom-leb128 v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ba285516533d0254db8ed49b79bd1b7739c5e789c8eb51106217afe14cd3fe8
[INFO] running `Command { std: "docker" "start" "-a" "8ba285516533d0254db8ed49b79bd1b7739c5e789c8eb51106217afe14cd3fe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ba285516533d0254db8ed49b79bd1b7739c5e789c8eb51106217afe14cd3fe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ba285516533d0254db8ed49b79bd1b7739c5e789c8eb51106217afe14cd3fe8", kill_on_drop: false }`
[INFO] [stdout] 8ba285516533d0254db8ed49b79bd1b7739c5e789c8eb51106217afe14cd3fe8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5f30982338e21e4796e11e0617d4bb864bc598c6c4cdb0331125b1b09d8aa82
[INFO] running `Command { std: "docker" "start" "-a" "f5f30982338e21e4796e11e0617d4bb864bc598c6c4cdb0331125b1b09d8aa82", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking nom-leb128 v0.2.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking easy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `RefType`
[INFO] [stdout]  --> src/instructions/parametric.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 |     module::types::{RefType, ValType},
[INFO] [stdout]   |                     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RefType` and `ValType`
[INFO] [stdout]  --> src/instructions/variable.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 |     module::types::{RefType, ValType},
[INFO] [stdout]   |                     ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NumType`
[INFO] [stdout]  --> src/module/code.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use super::types::{NumType, ValType};
[INFO] [stdout]   |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RefType` and `ValType`
[INFO] [stdout]  --> src/instructions/variable.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 |     module::types::{RefType, ValType},
[INFO] [stdout]   |                     ^^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Active`, `Passive`, and `ActiveExplicit` are never constructed
[INFO] [stdout]   --> src/module/data.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub enum Data {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 10 |     Active(Expression, Vec<u8>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 11 |     Passive(Vec<u8>),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 12 |     ActiveExplicit(MemIdx, Expression, Vec<u8>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Data` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/module/element.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Element {
[INFO] [stdout]    |          ------- variants in this enum
[INFO] [stdout] 13 |     ActiveIndex(Expression, Vec<FuncIdx>),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 14 |     PassiveIndex(ElementKind, Vec<FuncIdx>),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 15 |     ActiveExplicitIndex(TableIdx, Expression, ElementKind, Vec<FuncIdx>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     DeclarativeIndex(ElementKind, Vec<FuncIdx>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 17 |     ActiveExpression(Expression, Vec<Expression>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 18 |     PassiveExpression(RefType, Vec<Expression>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     ActiveExplicitExpression(TableIdx, Expression, RefType, Vec<Expression>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 20 |     DeclarativeExpression(RefType, Vec<Expression>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `FuncRef` is never constructed
[INFO] [stdout]   --> src/module/element.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub enum ElementKind {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] 32 |     FuncRef,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ElementKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ElemIdx` is never used
[INFO] [stdout]  --> src/module/indices.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type ElemIdx = u32;
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `DataIdx` is never used
[INFO] [stdout]  --> src/module/indices.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type DataIdx = u32;
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `LabelIdx` is never used
[INFO] [stdout]  --> src/module/indices.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type LabelIdx = u32;
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn decode<'a>(input: &'a [u8]) -> IResult<&[u8], Self, nom::error::Error<&'a [u8]>>;
[INFO] [stdout]    |                           ^^                  -----                           -- the lifetimes get resolved as `'a`
[INFO] [stdout]    |                           |                   |
[INFO] [stdout]    |                           |                   the lifetimes get resolved as `'a`
[INFO] [stdout]    |                           this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn decode<'a>(input: &'a [u8]) -> IResult<&'a [u8], Self, nom::error::Error<&'a [u8]>>;
[INFO] [stdout]    |                                                ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/module.rs:98:29
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn magic_header<'a>(input: &'a [u8]) -> IResult<&[u8], &[u8]> {
[INFO] [stdout]    |                             ^^                  -----  ----- the lifetimes get resolved as `'a`
[INFO] [stdout]    |                             |                   |
[INFO] [stdout]    |                             |                   the lifetimes get resolved as `'a`
[INFO] [stdout]    |                             this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn magic_header<'a>(input: &'a [u8]) -> IResult<&'a [u8], &'a [u8]> {
[INFO] [stdout]    |                                                  ++        ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/module.rs:104:29
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn wasm_version<'a>(input: &'a [u8]) -> IResult<&[u8], &[u8]> {
[INFO] [stdout]     |                             ^^                  -----  ----- the lifetimes get resolved as `'a`
[INFO] [stdout]     |                             |                   |
[INFO] [stdout]     |                             |                   the lifetimes get resolved as `'a`
[INFO] [stdout]     |                             this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn wasm_version<'a>(input: &'a [u8]) -> IResult<&'a [u8], &'a [u8]> {
[INFO] [stdout]     |                                                  ++        ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Active`, `Passive`, and `ActiveExplicit` are never constructed
[INFO] [stdout]   --> src/module/data.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub enum Data {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 10 |     Active(Expression, Vec<u8>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 11 |     Passive(Vec<u8>),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 12 |     ActiveExplicit(MemIdx, Expression, Vec<u8>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Data` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/module/element.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Element {
[INFO] [stdout]    |          ------- variants in this enum
[INFO] [stdout] 13 |     ActiveIndex(Expression, Vec<FuncIdx>),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 14 |     PassiveIndex(ElementKind, Vec<FuncIdx>),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 15 |     ActiveExplicitIndex(TableIdx, Expression, ElementKind, Vec<FuncIdx>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     DeclarativeIndex(ElementKind, Vec<FuncIdx>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 17 |     ActiveExpression(Expression, Vec<Expression>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 18 |     PassiveExpression(RefType, Vec<Expression>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     ActiveExplicitExpression(TableIdx, Expression, RefType, Vec<Expression>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 20 |     DeclarativeExpression(RefType, Vec<Expression>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `FuncRef` is never constructed
[INFO] [stdout]   --> src/module/element.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub enum ElementKind {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] 32 |     FuncRef,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ElementKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ElemIdx` is never used
[INFO] [stdout]  --> src/module/indices.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type ElemIdx = u32;
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `DataIdx` is never used
[INFO] [stdout]  --> src/module/indices.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type DataIdx = u32;
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `LabelIdx` is never used
[INFO] [stdout]  --> src/module/indices.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type LabelIdx = u32;
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn decode<'a>(input: &'a [u8]) -> IResult<&[u8], Self, nom::error::Error<&'a [u8]>>;
[INFO] [stdout]    |                           ^^                  -----                           -- the lifetimes get resolved as `'a`
[INFO] [stdout]    |                           |                   |
[INFO] [stdout]    |                           |                   the lifetimes get resolved as `'a`
[INFO] [stdout]    |                           this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn decode<'a>(input: &'a [u8]) -> IResult<&'a [u8], Self, nom::error::Error<&'a [u8]>>;
[INFO] [stdout]    |                                                ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/module.rs:98:29
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn magic_header<'a>(input: &'a [u8]) -> IResult<&[u8], &[u8]> {
[INFO] [stdout]    |                             ^^                  -----  ----- the lifetimes get resolved as `'a`
[INFO] [stdout]    |                             |                   |
[INFO] [stdout]    |                             |                   the lifetimes get resolved as `'a`
[INFO] [stdout]    |                             this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn magic_header<'a>(input: &'a [u8]) -> IResult<&'a [u8], &'a [u8]> {
[INFO] [stdout]    |                                                  ++        ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/module.rs:104:29
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn wasm_version<'a>(input: &'a [u8]) -> IResult<&[u8], &[u8]> {
[INFO] [stdout]     |                             ^^                  -----  ----- the lifetimes get resolved as `'a`
[INFO] [stdout]     |                             |                   |
[INFO] [stdout]     |                             |                   the lifetimes get resolved as `'a`
[INFO] [stdout]     |                             this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn wasm_version<'a>(input: &'a [u8]) -> IResult<&'a [u8], &'a [u8]> {
[INFO] [stdout]     |                                                  ++        ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.71s
[INFO] running `Command { std: "docker" "inspect" "f5f30982338e21e4796e11e0617d4bb864bc598c6c4cdb0331125b1b09d8aa82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5f30982338e21e4796e11e0617d4bb864bc598c6c4cdb0331125b1b09d8aa82", kill_on_drop: false }`
[INFO] [stdout] f5f30982338e21e4796e11e0617d4bb864bc598c6c4cdb0331125b1b09d8aa82
