[INFO] cloning repository https://github.com/YJH16120/v
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YJH16120/v" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYJH16120%2Fv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYJH16120%2Fv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ecd36e2834af6fecdb7f1e921f06aeb53001cb6
[INFO] testing YJH16120/v against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYJH16120%2Fv" "/workspace/builds/worker-87/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-87/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/YJH16120/v on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/YJH16120/v
[INFO] finished tweaking git repo https://github.com/YJH16120/v
[INFO] tweaked toml for git repo https://github.com/YJH16120/v written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate git repo https://github.com/YJH16120/v already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54a179de99f67d896933f1fd5da3697c97dccb1a0c54ad2233b0d23872ea767c
[INFO] running `Command { std: "docker" "start" "-a" "54a179de99f67d896933f1fd5da3697c97dccb1a0c54ad2233b0d23872ea767c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54a179de99f67d896933f1fd5da3697c97dccb1a0c54ad2233b0d23872ea767c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54a179de99f67d896933f1fd5da3697c97dccb1a0c54ad2233b0d23872ea767c", kill_on_drop: false }`
[INFO] [stdout] 54a179de99f67d896933f1fd5da3697c97dccb1a0c54ad2233b0d23872ea767c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2ab91611b931f8c7e980b646d12ec50b41efe29a8768c0fe63f746b1f249784
[INFO] running `Command { std: "docker" "start" "-a" "c2ab91611b931f8c7e980b646d12ec50b41efe29a8768c0fe63f746b1f249784", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling v v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: environment variable `EDITOR` not defined
[INFO] [stdout]   --> src/main.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |             editor: env!("EDITOR").to_string(),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::process::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `v` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "c2ab91611b931f8c7e980b646d12ec50b41efe29a8768c0fe63f746b1f249784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2ab91611b931f8c7e980b646d12ec50b41efe29a8768c0fe63f746b1f249784", kill_on_drop: false }`
[INFO] [stdout] c2ab91611b931f8c7e980b646d12ec50b41efe29a8768c0fe63f746b1f249784