[INFO] cloning repository https://github.com/whosethink/class_viewer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whosethink/class_viewer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhosethink%2Fclass_viewer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhosethink%2Fclass_viewer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05ff5f2fd602f565f08fb876000e473b10f28bd2
[INFO] testing whosethink/class_viewer against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhosethink%2Fclass_viewer" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/whosethink/class_viewer on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/whosethink/class_viewer
[INFO] finished tweaking git repo https://github.com/whosethink/class_viewer
[INFO] tweaked toml for git repo https://github.com/whosethink/class_viewer written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ec875aa0f6cb92d651257ecaa23786cc15fb3e2c4b1e6377c465452baa46382
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7ec875aa0f6cb92d651257ecaa23786cc15fb3e2c4b1e6377c465452baa46382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ec875aa0f6cb92d651257ecaa23786cc15fb3e2c4b1e6377c465452baa46382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ec875aa0f6cb92d651257ecaa23786cc15fb3e2c4b1e6377c465452baa46382", kill_on_drop: false }`
[INFO] [stdout] 7ec875aa0f6cb92d651257ecaa23786cc15fb3e2c4b1e6377c465452baa46382
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d662d9ab72b47ad83c8ab491cd7530fbe817726dba38ab82f7732abf1523d07
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5d662d9ab72b47ad83c8ab491cd7530fbe817726dba38ab82f7732abf1523d07", kill_on_drop: false }`
[INFO] [stderr]    Compiling class_viewer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::access::ClassAccessFlag`
[INFO] [stdout]   --> src/class.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::access::ClassAccessFlag;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]   --> src/class.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::borrow::Borrow;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]   --> src/class.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::ops::Add;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]  --> src/magic.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Add;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag`
[INFO] [stdout]  --> src/access.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 |   flag: u16,
[INFO] [stdout]   |   ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `FieldAccessFlag`
[INFO] [stdout]   --> src/access.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct FieldAccessFlag {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MethodAccessFlag`
[INFO] [stdout]    --> src/access.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct MethodAccessFlag {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `count`
[INFO] [stdout]  --> src/attribute.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 |   count: u16,
[INFO] [stdout]   |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attributes`
[INFO] [stdout]  --> src/attribute.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 |   attributes: Vec<Attribute>
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name_index`
[INFO] [stdout]   --> src/attribute.rs:25:3
[INFO] [stdout]    |
[INFO] [stdout] 25 |   name_index: u16,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `length`
[INFO] [stdout]   --> src/attribute.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   length: u32,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bytes`
[INFO] [stdout]   --> src/attribute.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |   bytes: Vec<u8>
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `access`
[INFO] [stdout]   --> src/class.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   access: access::ClassAccessFlag,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `this`
[INFO] [stdout]   --> src/class.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 |   this: this::ThisClass,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `superior`
[INFO] [stdout]   --> src/class.rs:25:3
[INFO] [stdout]    |
[INFO] [stdout] 25 |   superior: superior::SuperClass,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `interfaces`
[INFO] [stdout]   --> src/class.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   interfaces: interface::Interfaces,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fields`
[INFO] [stdout]   --> src/class.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |   fields: field::Fields,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `methods`
[INFO] [stdout]   --> src/class.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 28 |   methods: method::Methods,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attributes`
[INFO] [stdout]   --> src/class.rs:29:3
[INFO] [stdout]    |
[INFO] [stdout] 29 |   attributes: attribute::Attributes
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_magic`
[INFO] [stdout]   --> src/class.rs:60:6
[INFO] [stdout]    |
[INFO] [stdout] 60 |   fn get_magic(&self) -> &Magic {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `count`
[INFO] [stdout]  --> src/field.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 |   count: u16,
[INFO] [stdout]   |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fields`
[INFO] [stdout]  --> src/field.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 9 |   fields: Vec<Field>
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `access`
[INFO] [stdout]   --> src/field.rs:14:3
[INFO] [stdout]    |
[INFO] [stdout] 14 |   access: u16,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name_index`
[INFO] [stdout]   --> src/field.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 15 |   name_index: u16,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `descriptor_index`
[INFO] [stdout]   --> src/field.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   descriptor_index: u16,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attributes`
[INFO] [stdout]   --> src/field.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 |   attributes: attribute::Attributes
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `count`
[INFO] [stdout]  --> src/interface.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 |   count: u16,
[INFO] [stdout]   |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `interfaces`
[INFO] [stdout]  --> src/interface.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 |   interfaces: Vec<Interface>
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name_index`
[INFO] [stdout]   --> src/interface.rs:25:3
[INFO] [stdout]    |
[INFO] [stdout] 25 |   name_index: u16
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_number`
[INFO] [stdout]   --> src/magic.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 |   pub fn get_number(&self) -> u32 {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `count`
[INFO] [stdout]  --> src/method.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 |   count: u16,
[INFO] [stdout]   |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `methods`
[INFO] [stdout]  --> src/method.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 9 |   methods: Vec<Method>
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `access`
[INFO] [stdout]   --> src/method.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   access: u16,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name_index`
[INFO] [stdout]   --> src/method.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |   name_index: u16,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `descriptor_index`
[INFO] [stdout]   --> src/method.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 28 |   descriptor_index: u16,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attributes`
[INFO] [stdout]   --> src/method.rs:29:3
[INFO] [stdout]    |
[INFO] [stdout] 29 |   attributes: attribute::Attributes
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name_index`
[INFO] [stdout]  --> src/superior.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 |   name_index: u16
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name_index`
[INFO] [stdout]  --> src/this.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 |   name_index: u16
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 38 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "5d662d9ab72b47ad83c8ab491cd7530fbe817726dba38ab82f7732abf1523d07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d662d9ab72b47ad83c8ab491cd7530fbe817726dba38ab82f7732abf1523d07", kill_on_drop: false }`
[INFO] [stdout] 5d662d9ab72b47ad83c8ab491cd7530fbe817726dba38ab82f7732abf1523d07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 128c9e902c4f6e2e7765b7ee9ffedf7a695f803fb014a6b238701b83d438b303
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "128c9e902c4f6e2e7765b7ee9ffedf7a695f803fb014a6b238701b83d438b303", kill_on_drop: false }`
[INFO] [stderr]    Compiling class_viewer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::access::ClassAccessFlag`
[INFO] [stdout]   --> src/class.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::access::ClassAccessFlag;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]   --> src/class.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::borrow::Borrow;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]   --> src/class.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::ops::Add;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]  --> src/magic.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Add;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag`
[INFO] [stdout]  --> src/access.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 |   flag: u16,
[INFO] [stdout]   |   ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `FieldAccessFlag`
[INFO] [stdout]   --> src/access.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct FieldAccessFlag {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MethodAccessFlag`
[INFO] [stdout]    --> src/access.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct MethodAccessFlag {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `count`
[INFO] [stdout]  --> src/attribute.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 |   count: u16,
[INFO] [stdout]   |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attributes`
[INFO] [stdout]  --> src/attribute.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 |   attributes: Vec<Attribute>
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name_index`
[INFO] [stdout]   --> src/attribute.rs:25:3
[INFO] [stdout]    |
[INFO] [stdout] 25 |   name_index: u16,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `length`
[INFO] [stdout]   --> src/attribute.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   length: u32,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bytes`
[INFO] [stdout]   --> src/attribute.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |   bytes: Vec<u8>
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `access`
[INFO] [stdout]   --> src/class.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   access: access::ClassAccessFlag,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `this`
[INFO] [stdout]   --> src/class.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 |   this: this::ThisClass,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `superior`
[INFO] [stdout]   --> src/class.rs:25:3
[INFO] [stdout]    |
[INFO] [stdout] 25 |   superior: superior::SuperClass,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `interfaces`
[INFO] [stdout]   --> src/class.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   interfaces: interface::Interfaces,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fields`
[INFO] [stdout]   --> src/class.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |   fields: field::Fields,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `methods`
[INFO] [stdout]   --> src/class.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 28 |   methods: method::Methods,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attributes`
[INFO] [stdout]   --> src/class.rs:29:3
[INFO] [stdout]    |
[INFO] [stdout] 29 |   attributes: attribute::Attributes
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_magic`
[INFO] [stdout]   --> src/class.rs:60:6
[INFO] [stdout]    |
[INFO] [stdout] 60 |   fn get_magic(&self) -> &Magic {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `count`
[INFO] [stdout]  --> src/field.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 |   count: u16,
[INFO] [stdout]   |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fields`
[INFO] [stdout]  --> src/field.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 9 |   fields: Vec<Field>
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `access`
[INFO] [stdout]   --> src/field.rs:14:3
[INFO] [stdout]    |
[INFO] [stdout] 14 |   access: u16,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name_index`
[INFO] [stdout]   --> src/field.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 15 |   name_index: u16,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `descriptor_index`
[INFO] [stdout]   --> src/field.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   descriptor_index: u16,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attributes`
[INFO] [stdout]   --> src/field.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 |   attributes: attribute::Attributes
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `count`
[INFO] [stdout]  --> src/interface.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 |   count: u16,
[INFO] [stdout]   |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `interfaces`
[INFO] [stdout]  --> src/interface.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 |   interfaces: Vec<Interface>
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name_index`
[INFO] [stdout]   --> src/interface.rs:25:3
[INFO] [stdout]    |
[INFO] [stdout] 25 |   name_index: u16
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_number`
[INFO] [stdout]   --> src/magic.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 |   pub fn get_number(&self) -> u32 {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `count`
[INFO] [stdout]  --> src/method.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 |   count: u16,
[INFO] [stdout]   |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `methods`
[INFO] [stdout]  --> src/method.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 9 |   methods: Vec<Method>
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `access`
[INFO] [stdout]   --> src/method.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   access: u16,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name_index`
[INFO] [stdout]   --> src/method.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |   name_index: u16,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `descriptor_index`
[INFO] [stdout]   --> src/method.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 28 |   descriptor_index: u16,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attributes`
[INFO] [stdout]   --> src/method.rs:29:3
[INFO] [stdout]    |
[INFO] [stdout] 29 |   attributes: attribute::Attributes
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name_index`
[INFO] [stdout]  --> src/superior.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 |   name_index: u16
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name_index`
[INFO] [stdout]  --> src/this.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 |   name_index: u16
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 38 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "128c9e902c4f6e2e7765b7ee9ffedf7a695f803fb014a6b238701b83d438b303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "128c9e902c4f6e2e7765b7ee9ffedf7a695f803fb014a6b238701b83d438b303", kill_on_drop: false }`
[INFO] [stdout] 128c9e902c4f6e2e7765b7ee9ffedf7a695f803fb014a6b238701b83d438b303
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fd7589d2136f6b2a804800b433a85518e512d9af3889fab79408b42f48b53e72
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fd7589d2136f6b2a804800b433a85518e512d9af3889fab79408b42f48b53e72", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::access::ClassAccessFlag`
[INFO] [stderr]   --> src/class.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use crate::access::ClassAccessFlag;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Borrow`
[INFO] [stderr]   --> src/class.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::borrow::Borrow;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Add`
[INFO] [stderr]   --> src/class.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::ops::Add;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Add`
[INFO] [stderr]  --> src/magic.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::ops::Add;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `flag`
[INFO] [stderr]  --> src/access.rs:7:3
[INFO] [stderr]   |
[INFO] [stderr] 7 |   flag: u16,
[INFO] [stderr]   |   ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `FieldAccessFlag`
[INFO] [stderr]   --> src/access.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub struct FieldAccessFlag {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MethodAccessFlag`
[INFO] [stderr]    --> src/access.rs:107:12
[INFO] [stderr]     |
[INFO] [stderr] 107 | pub struct MethodAccessFlag {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `count`
[INFO] [stderr]  --> src/attribute.rs:7:3
[INFO] [stderr]   |
[INFO] [stderr] 7 |   count: u16,
[INFO] [stderr]   |   ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `attributes`
[INFO] [stderr]  --> src/attribute.rs:8:3
[INFO] [stderr]   |
[INFO] [stderr] 8 |   attributes: Vec<Attribute>
[INFO] [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name_index`
[INFO] [stderr]   --> src/attribute.rs:25:3
[INFO] [stderr]    |
[INFO] [stderr] 25 |   name_index: u16,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `length`
[INFO] [stderr]   --> src/attribute.rs:26:3
[INFO] [stderr]    |
[INFO] [stderr] 26 |   length: u32,
[INFO] [stderr]    |   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bytes`
[INFO] [stderr]   --> src/attribute.rs:27:3
[INFO] [stderr]    |
[INFO] [stderr] 27 |   bytes: Vec<u8>
[INFO] [stderr]    |   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `access`
[INFO] [stderr]   --> src/class.rs:23:3
[INFO] [stderr]    |
[INFO] [stderr] 23 |   access: access::ClassAccessFlag,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `this`
[INFO] [stderr]   --> src/class.rs:24:3
[INFO] [stderr]    |
[INFO] [stderr] 24 |   this: this::ThisClass,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `superior`
[INFO] [stderr]   --> src/class.rs:25:3
[INFO] [stderr]    |
[INFO] [stderr] 25 |   superior: superior::SuperClass,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `interfaces`
[INFO] [stderr]   --> src/class.rs:26:3
[INFO] [stderr]    |
[INFO] [stderr] 26 |   interfaces: interface::Interfaces,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `fields`
[INFO] [stderr]   --> src/class.rs:27:3
[INFO] [stderr]    |
[INFO] [stderr] 27 |   fields: field::Fields,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `methods`
[INFO] [stderr]   --> src/class.rs:28:3
[INFO] [stderr]    |
[INFO] [stderr] 28 |   methods: method::Methods,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `attributes`
[INFO] [stderr]   --> src/class.rs:29:3
[INFO] [stderr]    |
[INFO] [stderr] 29 |   attributes: attribute::Attributes
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_magic`
[INFO] [stderr]   --> src/class.rs:60:6
[INFO] [stderr]    |
[INFO] [stderr] 60 |   fn get_magic(&self) -> &Magic {
[INFO] [stderr]    |      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `count`
[INFO] [stderr]  --> src/field.rs:8:3
[INFO] [stderr]   |
[INFO] [stderr] 8 |   count: u16,
[INFO] [stderr]   |   ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `fields`
[INFO] [stderr]  --> src/field.rs:9:3
[INFO] [stderr]   |
[INFO] [stderr] 9 |   fields: Vec<Field>
[INFO] [stderr]   |   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `access`
[INFO] [stderr]   --> src/field.rs:14:3
[INFO] [stderr]    |
[INFO] [stderr] 14 |   access: u16,
[INFO] [stderr]    |   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name_index`
[INFO] [stderr]   --> src/field.rs:15:3
[INFO] [stderr]    |
[INFO] [stderr] 15 |   name_index: u16,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `descriptor_index`
[INFO] [stderr]   --> src/field.rs:16:3
[INFO] [stderr]    |
[INFO] [stderr] 16 |   descriptor_index: u16,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `attributes`
[INFO] [stderr]   --> src/field.rs:17:3
[INFO] [stderr]    |
[INFO] [stderr] 17 |   attributes: attribute::Attributes
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `count`
[INFO] [stderr]  --> src/interface.rs:7:3
[INFO] [stderr]   |
[INFO] [stderr] 7 |   count: u16,
[INFO] [stderr]   |   ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `interfaces`
[INFO] [stderr]  --> src/interface.rs:8:3
[INFO] [stderr]   |
[INFO] [stderr] 8 |   interfaces: Vec<Interface>
[INFO] [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name_index`
[INFO] [stderr]   --> src/interface.rs:25:3
[INFO] [stderr]    |
[INFO] [stderr] 25 |   name_index: u16
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_number`
[INFO] [stderr]   --> src/magic.rs:12:10
[INFO] [stderr]    |
[INFO] [stderr] 12 |   pub fn get_number(&self) -> u32 {
[INFO] [stderr]    |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `count`
[INFO] [stderr]  --> src/method.rs:8:3
[INFO] [stderr]   |
[INFO] [stderr] 8 |   count: u16,
[INFO] [stderr]   |   ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `methods`
[INFO] [stderr]  --> src/method.rs:9:3
[INFO] [stderr]   |
[INFO] [stderr] 9 |   methods: Vec<Method>
[INFO] [stderr]   |   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `access`
[INFO] [stderr]   --> src/method.rs:26:3
[INFO] [stderr]    |
[INFO] [stderr] 26 |   access: u16,
[INFO] [stderr]    |   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name_index`
[INFO] [stderr]   --> src/method.rs:27:3
[INFO] [stderr]    |
[INFO] [stderr] 27 |   name_index: u16,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `descriptor_index`
[INFO] [stderr]   --> src/method.rs:28:3
[INFO] [stderr]    |
[INFO] [stderr] 28 |   descriptor_index: u16,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `attributes`
[INFO] [stderr]   --> src/method.rs:29:3
[INFO] [stderr]    |
[INFO] [stderr] 29 |   attributes: attribute::Attributes
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name_index`
[INFO] [stderr]  --> src/superior.rs:7:3
[INFO] [stderr]   |
[INFO] [stderr] 7 |   name_index: u16
[INFO] [stderr]   |   ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name_index`
[INFO] [stderr]  --> src/this.rs:7:3
[INFO] [stderr]   |
[INFO] [stderr] 7 |   name_index: u16
[INFO] [stderr]   |   ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `class_viewer` (bin "class_viewer" test) generated 38 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/class_viewer-415a29545934559d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fd7589d2136f6b2a804800b433a85518e512d9af3889fab79408b42f48b53e72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd7589d2136f6b2a804800b433a85518e512d9af3889fab79408b42f48b53e72", kill_on_drop: false }`
[INFO] [stdout] fd7589d2136f6b2a804800b433a85518e512d9af3889fab79408b42f48b53e72