[INFO] cloning repository https://github.com/Jchao/nihongo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jchao/nihongo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJchao%2Fnihongo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJchao%2Fnihongo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3e8620480209a3ece7e6659b01beaac850b7d280 [INFO] checking Jchao/nihongo against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJchao%2Fnihongo" "/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/Jchao/nihongo on toolchain 7b3565da729099dbe807466fcd118fb2815986e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Jchao/nihongo [INFO] finished tweaking git repo https://github.com/Jchao/nihongo [INFO] tweaked toml for git repo https://github.com/Jchao/nihongo written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded stdin-readlines v0.1.1 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ecdc70db1f12cbf3db4841bdb4edbdedb324a4c9c805b4baf10ba6c16e39478c [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" "ecdc70db1f12cbf3db4841bdb4edbdedb324a4c9c805b4baf10ba6c16e39478c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ecdc70db1f12cbf3db4841bdb4edbdedb324a4c9c805b4baf10ba6c16e39478c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecdc70db1f12cbf3db4841bdb4edbdedb324a4c9c805b4baf10ba6c16e39478c", kill_on_drop: false }` [INFO] [stdout] ecdc70db1f12cbf3db4841bdb4edbdedb324a4c9c805b4baf10ba6c16e39478c [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2795689c5e41142496866a28fed2dafda9221869fb999250c29c0ff429a7debc [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" "2795689c5e41142496866a28fed2dafda9221869fb999250c29c0ff429a7debc", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling syn v1.0.70 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Checking stdin-readlines v0.1.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking nihongo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::words::*` [INFO] [stdout] --> src/editor.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::words::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::words::*` [INFO] [stdout] --> src/editor.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::words::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `num` is assigned to, but never used [INFO] [stdout] --> src/words.rs:442:33 [INFO] [stdout] | [INFO] [stdout] 442 | let mut num = 1; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_num` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/words.rs:443:33 [INFO] [stdout] | [INFO] [stdout] 443 | let mut input = String::new(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `num` is assigned to, but never used [INFO] [stdout] --> src/words.rs:502:33 [INFO] [stdout] | [INFO] [stdout] 502 | let mut num = 1; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_num` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/words.rs:503:33 [INFO] [stdout] | [INFO] [stdout] 503 | let mut input = String::new(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/words.rs:360:21 [INFO] [stdout] | [INFO] [stdout] 360 | fn new_from_str(buf: &str) -> Word { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/words.rs:640:21 [INFO] [stdout] | [INFO] [stdout] 640 | fn new_from_str(buf: &str) -> WordUnit { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `num` is assigned to, but never used [INFO] [stdout] --> src/words.rs:442:33 [INFO] [stdout] | [INFO] [stdout] 442 | let mut num = 1; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_num` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/words.rs:443:33 [INFO] [stdout] | [INFO] [stdout] 443 | let mut input = String::new(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `num` is assigned to, but never used [INFO] [stdout] --> src/words.rs:502:33 [INFO] [stdout] | [INFO] [stdout] 502 | let mut num = 1; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_num` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/words.rs:503:33 [INFO] [stdout] | [INFO] [stdout] 503 | let mut input = String::new(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/words.rs:360:21 [INFO] [stdout] | [INFO] [stdout] 360 | fn new_from_str(buf: &str) -> Word { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/words.rs:640:21 [INFO] [stdout] | [INFO] [stdout] 640 | fn new_from_str(buf: &str) -> WordUnit { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/words.rs:514:29 [INFO] [stdout] | [INFO] [stdout] 514 | let mut num = self.wordunit.len(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/words.rs:443:29 [INFO] [stdout] | [INFO] [stdout] 443 | let mut input = String::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/words.rs:503:29 [INFO] [stdout] | [INFO] [stdout] 503 | let mut input = String::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/words.rs:514:29 [INFO] [stdout] | [INFO] [stdout] 514 | let mut num = self.wordunit.len(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/words.rs:443:29 [INFO] [stdout] | [INFO] [stdout] 443 | let mut input = String::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/words.rs:503:29 [INFO] [stdout] | [INFO] [stdout] 503 | let mut input = String::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.77s [INFO] running `Command { std: "docker" "inspect" "2795689c5e41142496866a28fed2dafda9221869fb999250c29c0ff429a7debc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2795689c5e41142496866a28fed2dafda9221869fb999250c29c0ff429a7debc", kill_on_drop: false }` [INFO] [stdout] 2795689c5e41142496866a28fed2dafda9221869fb999250c29c0ff429a7debc