[INFO] cloning repository https://github.com/kurohara/rustmod-cpunum
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kurohara/rustmod-cpunum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkurohara%2Frustmod-cpunum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkurohara%2Frustmod-cpunum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33f3eb6d3ab5e2257a33af359fd86661c1cf0b6b
[INFO] checking kurohara/rustmod-cpunum against try#63132bd615c9bf75e93af8405d00064212331708 for pr-153975
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkurohara%2Frustmod-cpunum" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kurohara/rustmod-cpunum
[INFO] finished tweaking git repo https://github.com/kurohara/rustmod-cpunum
[INFO] tweaked toml for git repo https://github.com/kurohara/rustmod-cpunum written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kurohara/rustmod-cpunum on toolchain 63132bd615c9bf75e93af8405d00064212331708
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+63132bd615c9bf75e93af8405d00064212331708" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kurohara/rustmod-cpunum 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" "+63132bd615c9bf75e93af8405d00064212331708" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded neon-build v0.10.0
[INFO] [stderr]   Downloaded syn-mid v0.5.3
[INFO] [stderr]   Downloaded neon-macros v0.10.0
[INFO] [stderr]   Downloaded neon-runtime v0.10.0
[INFO] [stderr]   Downloaded neon v0.10.0
[INFO] [stderr]   Downloaded libc v0.2.124
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+63132bd615c9bf75e93af8405d00064212331708" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72fa056d5d9304ed4951159e973e5a564d179a10f519681c29847d1255d42d04
[INFO] running `Command { std: "docker" "start" "-a" "72fa056d5d9304ed4951159e973e5a564d179a10f519681c29847d1255d42d04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72fa056d5d9304ed4951159e973e5a564d179a10f519681c29847d1255d42d04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72fa056d5d9304ed4951159e973e5a564d179a10f519681c29847d1255d42d04", kill_on_drop: false }`
[INFO] [stdout] 72fa056d5d9304ed4951159e973e5a564d179a10f519681c29847d1255d42d04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+63132bd615c9bf75e93af8405d00064212331708" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31017e3e5796abecdffb724e4a68ab2e2d6e057cbe08ee9ec33195dac19256e3
[INFO] running `Command { std: "docker" "start" "-a" "31017e3e5796abecdffb724e4a68ab2e2d6e057cbe08ee9ec33195dac19256e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling neon-build v0.10.0
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking neon-runtime v0.10.0
[INFO] [stderr]    Compiling neon v0.10.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling syn-mid v0.5.3
[INFO] [stderr]    Compiling neon-macros v0.10.0
[INFO] [stderr]     Checking cpu-count v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `hello` is never used
[INFO] [stdout]  --> src/lib.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn hello(mut cx: FunctionContext) -> JsResult<JsString> {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hello` is never used
[INFO] [stdout]  --> src/lib.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn hello(mut cx: FunctionContext) -> JsResult<JsString> {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.08s
[INFO] running `Command { std: "docker" "inspect" "31017e3e5796abecdffb724e4a68ab2e2d6e057cbe08ee9ec33195dac19256e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31017e3e5796abecdffb724e4a68ab2e2d6e057cbe08ee9ec33195dac19256e3", kill_on_drop: false }`
[INFO] [stdout] 31017e3e5796abecdffb724e4a68ab2e2d6e057cbe08ee9ec33195dac19256e3
