[INFO] fetching crate nisshoku 0.1.0...
[INFO] checking nisshoku-0.1.0 against try#8ac0915e346f9a2e49ca3951b642c55bd7d1eaab for pr-158447
[INFO] extracting crate nisshoku 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate nisshoku 0.1.0
[INFO] finished tweaking crates.io crate nisshoku 0.1.0
[INFO] tweaked toml for crates.io crate nisshoku 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nisshoku 0.1.0 on toolchain 8ac0915e346f9a2e49ca3951b642c55bd7d1eaab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nisshoku 0.1.0 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" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:fd22e2154e7db748230f413534f3a6d034160c9d2b7c14b90fba4e9bfc1a36d4" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b3124ea5a82dcd764215bb986ae18b711a2e544c46e94ba281cc3b520cf61d32
[INFO] running `Command { std: "docker" "start" "b3124ea5a82dcd764215bb986ae18b711a2e544c46e94ba281cc3b520cf61d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b3124ea5a82dcd764215bb986ae18b711a2e544c46e94ba281cc3b520cf61d32" "/opt/rustwide/cargo-home/bin/cargo" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3124ea5a82dcd764215bb986ae18b711a2e544c46e94ba281cc3b520cf61d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b3124ea5a82dcd764215bb986ae18b711a2e544c46e94ba281cc3b520cf61d32" "/opt/rustwide/cargo-home/bin/cargo" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking nisshoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `thread`
[INFO] [stdout]  --> src/lib.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{fs, io, thread};
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `three_d::*`
[INFO] [stdout]    --> src/lib.rs:474:17
[INFO] [stdout]     |
[INFO] [stdout] 474 |             use three_d::*;
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fields`
[INFO] [stdout]    --> src/lib.rs:126:59
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn add_fields<'lua, F: LuaUserDataFields<'lua, Self>>(fields: &mut F) {
[INFO] [stdout]     |                                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_fields`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread`
[INFO] [stdout]  --> src/lib.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{fs, io, thread};
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `three_d::*`
[INFO] [stdout]    --> src/lib.rs:474:17
[INFO] [stdout]     |
[INFO] [stdout] 474 |             use three_d::*;
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg`
[INFO] [stdout]    --> src/lib.rs:551:38
[INFO] [stdout]     |
[INFO] [stdout] 551 |                 .create_function(|_, arg:()| {
[INFO] [stdout]     |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_arg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `type_of` is never used
[INFO] [stdout]   --> src/lib.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn type_of<T>(_: T) -> &'static str {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NisshokuWindow` is never constructed
[INFO] [stdout]    --> src/lib.rs:476:20
[INFO] [stdout]     |
[INFO] [stdout] 476 |             struct NisshokuWindow {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fields`
[INFO] [stdout]    --> src/lib.rs:126:59
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn add_fields<'lua, F: LuaUserDataFields<'lua, Self>>(fields: &mut F) {
[INFO] [stdout]     |                                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_fields`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg`
[INFO] [stdout]    --> src/lib.rs:551:38
[INFO] [stdout]     |
[INFO] [stdout] 551 |                 .create_function(|_, arg:()| {
[INFO] [stdout]     |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_arg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `type_of` is never used
[INFO] [stdout]   --> src/lib.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn type_of<T>(_: T) -> &'static str {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NisshokuWindow` is never constructed
[INFO] [stdout]    --> src/lib.rs:476:20
[INFO] [stdout]     |
[INFO] [stdout] 476 |             struct NisshokuWindow {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 34s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, mlua v0.9.1, multipart v0.18.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "b3124ea5a82dcd764215bb986ae18b711a2e544c46e94ba281cc3b520cf61d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3124ea5a82dcd764215bb986ae18b711a2e544c46e94ba281cc3b520cf61d32", kill_on_drop: false }`
[INFO] [stdout] b3124ea5a82dcd764215bb986ae18b711a2e544c46e94ba281cc3b520cf61d32
