[INFO] cloning repository https://github.com/Shadlock0133/jpnums
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Shadlock0133/jpnums" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShadlock0133%2Fjpnums", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShadlock0133%2Fjpnums'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c92a569e5da3e484ccf3a312882f3aa91641e89c
[INFO] checking Shadlock0133/jpnums against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShadlock0133%2Fjpnums" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Shadlock0133/jpnums on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Shadlock0133/jpnums
[INFO] finished tweaking git repo https://github.com/Shadlock0133/jpnums
[INFO] tweaked toml for git repo https://github.com/Shadlock0133/jpnums written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Shadlock0133/jpnums already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27ccd8894b704df9d6b00650a603f464d986675bb4df9e8c3b3f328ff04d2cbc
[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" "27ccd8894b704df9d6b00650a603f464d986675bb4df9e8c3b3f328ff04d2cbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27ccd8894b704df9d6b00650a603f464d986675bb4df9e8c3b3f328ff04d2cbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27ccd8894b704df9d6b00650a603f464d986675bb4df9e8c3b3f328ff04d2cbc", kill_on_drop: false }`
[INFO] [stdout] 27ccd8894b704df9d6b00650a603f464d986675bb4df9e8c3b3f328ff04d2cbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9c2b0398af79d9566250de4663b1e6a2c58a4db429cb7bb73fbd282fd477c04
[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" "e9c2b0398af79d9566250de4663b1e6a2c58a4db429cb7bb73fbd282fd477c04", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking jpnums v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `thousand`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     thousand: &'static str,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ON_READING`
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / const ON_READING: Numerals = Numerals {
[INFO] [stdout] 20 | |     digits: ["れい", "いち", "に", "さん", "し", "ご", "ろく", "しち", "はち", "きゅう"],
[INFO] [stdout] 21 | |     ten: "じゅう",
[INFO] [stdout] 22 | |     hundred: "ひゃく",
[INFO] [stdout] 23 | |     thousand: "せん",
[INFO] [stdout] 24 | | };
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `thousand`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     thousand: &'static str,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ON_READING`
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / const ON_READING: Numerals = Numerals {
[INFO] [stdout] 20 | |     digits: ["れい", "いち", "に", "さん", "し", "ご", "ろく", "しち", "はち", "きゅう"],
[INFO] [stdout] 21 | |     ten: "じゅう",
[INFO] [stdout] 22 | |     hundred: "ひゃく",
[INFO] [stdout] 23 | |     thousand: "せん",
[INFO] [stdout] 24 | | };
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.23s
[INFO] running `Command { std: "docker" "inspect" "e9c2b0398af79d9566250de4663b1e6a2c58a4db429cb7bb73fbd282fd477c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9c2b0398af79d9566250de4663b1e6a2c58a4db429cb7bb73fbd282fd477c04", kill_on_drop: false }`
[INFO] [stdout] e9c2b0398af79d9566250de4663b1e6a2c58a4db429cb7bb73fbd282fd477c04