[INFO] fetching crate chinese 0.0.2...
[INFO] checking chinese-0.0.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate chinese 0.0.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate chinese 0.0.2
[INFO] finished tweaking crates.io crate chinese 0.0.2
[INFO] tweaked toml for crates.io crate chinese 0.0.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate chinese 0.0.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b878fe53a5220ff50907751e72c8b62d512cd2e3aee689a7b6a05cd3aa6e64e
[INFO] running `Command { std: "docker" "start" "-a" "2b878fe53a5220ff50907751e72c8b62d512cd2e3aee689a7b6a05cd3aa6e64e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b878fe53a5220ff50907751e72c8b62d512cd2e3aee689a7b6a05cd3aa6e64e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b878fe53a5220ff50907751e72c8b62d512cd2e3aee689a7b6a05cd3aa6e64e", kill_on_drop: false }`
[INFO] [stdout] 2b878fe53a5220ff50907751e72c8b62d512cd2e3aee689a7b6a05cd3aa6e64e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7638a9686bd8e56f93263454f0de126c922bf5180c16e7ef25e79a38a274516c
[INFO] running `Command { std: "docker" "start" "-a" "7638a9686bd8e56f93263454f0de126c922bf5180c16e7ef25e79a38a274516c", kill_on_drop: false }`
[INFO] [stderr]     Checking chinese v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `word`
[INFO] [stdout]  --> src/noun.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 |     pub fn classifier(word: String) -> &'static str {
[INFO] [stdout]   |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_word`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CN` is never constructed
[INFO] [stdout]  --> src/grammar.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct CN {}
[INFO] [stdout]   |            ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Number` is never used
[INFO] [stdout]  --> src/grammar.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Number {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Person` is never used
[INFO] [stdout]   --> src/grammar.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Person {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Gender` is never used
[INFO] [stdout]   --> src/grammar.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum Gender {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Formality` is never used
[INFO] [stdout]   --> src/grammar.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum Formality {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Referent` is never used
[INFO] [stdout]   --> src/grammar.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum Referent {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `classifier` and `pronoun` are never used
[INFO] [stdout]  --> src/noun.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | impl CN {
[INFO] [stdout]   | ------- associated functions in this implementation
[INFO] [stdout] 3 |     pub fn classifier(word: String) -> &'static str {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 6 |     pub fn pronoun(
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `word`
[INFO] [stdout]  --> src/noun.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 |     pub fn classifier(word: String) -> &'static str {
[INFO] [stdout]   |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_word`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CN` is never constructed
[INFO] [stdout]  --> src/grammar.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct CN {}
[INFO] [stdout]   |            ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Number` is never used
[INFO] [stdout]  --> src/grammar.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Number {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Person` is never used
[INFO] [stdout]   --> src/grammar.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Person {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Gender` is never used
[INFO] [stdout]   --> src/grammar.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum Gender {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Formality` is never used
[INFO] [stdout]   --> src/grammar.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum Formality {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Referent` is never used
[INFO] [stdout]   --> src/grammar.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum Referent {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `classifier` and `pronoun` are never used
[INFO] [stdout]  --> src/noun.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | impl CN {
[INFO] [stdout]   | ------- associated functions in this implementation
[INFO] [stdout] 3 |     pub fn classifier(word: String) -> &'static str {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 6 |     pub fn pronoun(
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]   --> src/noun.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn add(left: u64, right: u64) -> u64 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "7638a9686bd8e56f93263454f0de126c922bf5180c16e7ef25e79a38a274516c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7638a9686bd8e56f93263454f0de126c922bf5180c16e7ef25e79a38a274516c", kill_on_drop: false }`
[INFO] [stdout] 7638a9686bd8e56f93263454f0de126c922bf5180c16e7ef25e79a38a274516c