[INFO] cloning repository https://github.com/gkmngrgn/yank
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gkmngrgn/yank" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgkmngrgn%2Fyank", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgkmngrgn%2Fyank'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17299b5fc5c480ca7f0c5bc1c4f8b5fab850b4e9
[INFO] checking gkmngrgn/yank against try#3c75d5844aa65b4aa19243ac44ceda49fe4e61ca for pr-143545
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgkmngrgn%2Fyank" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gkmngrgn/yank
[INFO] finished tweaking git repo https://github.com/gkmngrgn/yank
[INFO] tweaked toml for git repo https://github.com/gkmngrgn/yank written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gkmngrgn/yank on toolchain 3c75d5844aa65b4aa19243ac44ceda49fe4e61ca
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gkmngrgn/yank 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" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.40
[INFO] [stderr]   Downloaded quote v1.0.20
[INFO] [stderr]   Downloaded syn v1.0.98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71bdbaa595bcf57e35a4b62bc7e72ef6cfc5aeb8f50508872129fdf59961e487
[INFO] running `Command { std: "docker" "start" "-a" "71bdbaa595bcf57e35a4b62bc7e72ef6cfc5aeb8f50508872129fdf59961e487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71bdbaa595bcf57e35a4b62bc7e72ef6cfc5aeb8f50508872129fdf59961e487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71bdbaa595bcf57e35a4b62bc7e72ef6cfc5aeb8f50508872129fdf59961e487", kill_on_drop: false }`
[INFO] [stdout] 71bdbaa595bcf57e35a4b62bc7e72ef6cfc5aeb8f50508872129fdf59961e487
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a7c5e38b6c0cc3a34e44ef6f477d8f1aa70d3c1dcec682e0010dbeb280e7b82
[INFO] running `Command { std: "docker" "start" "-a" "1a7c5e38b6c0cc3a34e44ef6f477d8f1aa70d3c1dcec682e0010dbeb280e7b82", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking yank v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `daemon`
[INFO] [stdout]   --> src/main.rs:29:32
[INFO] [stdout]    |
[INFO] [stdout] 29 |         Some(Command::Server { daemon }) => {
[INFO] [stdout]    |                                ^^^^^^ help: try ignoring the field: `daemon: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `machine`
[INFO] [stdout]   --> src/main.rs:32:30
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Some(Command::List { machine }) => {
[INFO] [stdout]    |                              ^^^^^^^ help: try ignoring the field: `machine: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `daemon`
[INFO] [stdout]   --> src/main.rs:29:32
[INFO] [stdout]    |
[INFO] [stdout] 29 |         Some(Command::Server { daemon }) => {
[INFO] [stdout]    |                                ^^^^^^ help: try ignoring the field: `daemon: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `machine`
[INFO] [stdout]   --> src/main.rs:32:30
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Some(Command::List { machine }) => {
[INFO] [stdout]    |                              ^^^^^^^ help: try ignoring the field: `machine: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.16s
[INFO] running `Command { std: "docker" "inspect" "1a7c5e38b6c0cc3a34e44ef6f477d8f1aa70d3c1dcec682e0010dbeb280e7b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a7c5e38b6c0cc3a34e44ef6f477d8f1aa70d3c1dcec682e0010dbeb280e7b82", kill_on_drop: false }`
[INFO] [stdout] 1a7c5e38b6c0cc3a34e44ef6f477d8f1aa70d3c1dcec682e0010dbeb280e7b82