[INFO] cloning repository https://github.com/SerhoLiu/eakio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SerhoLiu/eakio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSerhoLiu%2Feakio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSerhoLiu%2Feakio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa7366878294a2525f8c0d32dc0079c1e8c605ee
[INFO] checking SerhoLiu/eakio against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSerhoLiu%2Feakio" "/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/SerhoLiu/eakio 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/SerhoLiu/eakio
[INFO] finished tweaking git repo https://github.com/SerhoLiu/eakio
[INFO] tweaked toml for git repo https://github.com/SerhoLiu/eakio written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/SerhoLiu/eakio 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.4.3
[INFO] [stderr]   Downloaded rpassword v2.0.0
[INFO] [stderr]   Downloaded either v1.4.0
[INFO] [stderr]   Downloaded regex-syntax v0.4.2
[INFO] [stderr]   Downloaded crossbeam v0.3.0
[INFO] [stderr]   Downloaded docopt v0.8.1
[INFO] [stderr]   Downloaded walkdir v2.0.1
[INFO] [stderr]   Downloaded untrusted v0.5.1
[INFO] [stderr]   Downloaded regex v0.2.5
[INFO] [stderr]   Downloaded redox_syscall v0.1.33
[INFO] [stderr]   Downloaded rand v0.3.19
[INFO] [stderr]   Downloaded ring v0.12.1
[INFO] [stderr]   Downloaded fuchsia-zircon v0.3.2
[INFO] [stderr]   Downloaded winapi v0.3.2
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.3.2
[INFO] [stderr]   Downloaded same-file v1.0.1
[INFO] [stderr]   Downloaded libc v0.2.34
[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] 5609556ad299e6209c5b8f8c0ca134e4ed30e07b3d2590ac223e0f06c71c0ae6
[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" "5609556ad299e6209c5b8f8c0ca134e4ed30e07b3d2590ac223e0f06c71c0ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5609556ad299e6209c5b8f8c0ca134e4ed30e07b3d2590ac223e0f06c71c0ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5609556ad299e6209c5b8f8c0ca134e4ed30e07b3d2590ac223e0f06c71c0ae6", kill_on_drop: false }`
[INFO] [stdout] 5609556ad299e6209c5b8f8c0ca134e4ed30e07b3d2590ac223e0f06c71c0ae6
[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] 9dbf8be4670c45eb66ccb51e23c7edc19511c40fe174ca5c1cec532c73fbf1c5
[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" "9dbf8be4670c45eb66ccb51e23c7edc19511c40fe174ca5c1cec532c73fbf1c5", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling either v1.4.0
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking same-file v1.0.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.8
[INFO] [stderr]     Checking crossbeam v0.3.0
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]    Compiling rand v0.3.19
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking walkdir v2.0.1
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking rpassword v2.0.0
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]     Checking regex v0.2.5
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]     Checking docopt v0.8.1
[INFO] [stderr]     Checking eakio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/util.rs:61:27
[INFO] [stdout]    |
[INFO] [stdout] 61 |         if let Some(hd) = env::home_dir() {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/util.rs:61:27
[INFO] [stdout]    |
[INFO] [stdout] 61 |         if let Some(hd) = env::home_dir() {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.18s
[INFO] running `Command { std: "docker" "inspect" "9dbf8be4670c45eb66ccb51e23c7edc19511c40fe174ca5c1cec532c73fbf1c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dbf8be4670c45eb66ccb51e23c7edc19511c40fe174ca5c1cec532c73fbf1c5", kill_on_drop: false }`
[INFO] [stdout] 9dbf8be4670c45eb66ccb51e23c7edc19511c40fe174ca5c1cec532c73fbf1c5