[INFO] cloning repository https://github.com/kdrakon/sidle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kdrakon/sidle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkdrakon%2Fsidle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkdrakon%2Fsidle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52cb4a7268b1915f64bbf42f47c2a5ab208acdea
[INFO] checking kdrakon/sidle against try#d83b14207998f47b18a34e930157ac0d7c18b16e for pr-149137
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkdrakon%2Fsidle" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kdrakon/sidle
[INFO] finished tweaking git repo https://github.com/kdrakon/sidle
[INFO] tweaked toml for git repo https://github.com/kdrakon/sidle written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kdrakon/sidle on toolchain d83b14207998f47b18a34e930157ac0d7c18b16e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d83b14207998f47b18a34e930157ac0d7c18b16e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kdrakon/sidle 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" "+d83b14207998f47b18a34e930157ac0d7c18b16e" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking kdrakon/sidle against try#d83b14207998f47b18a34e930157ac0d7c18b16e for pr-149137
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkdrakon%2Fsidle" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kdrakon/sidle
[INFO] finished tweaking git repo https://github.com/kdrakon/sidle
[INFO] tweaked toml for git repo https://github.com/kdrakon/sidle written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kdrakon/sidle on toolchain d83b14207998f47b18a34e930157ac0d7c18b16e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d83b14207998f47b18a34e930157ac0d7c18b16e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kdrakon/sidle 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" "+d83b14207998f47b18a34e930157ac0d7c18b16e" "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 termion v1.5.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+d83b14207998f47b18a34e930157ac0d7c18b16e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8bcd6441bdecd28ff7ad294bb3c77696ac6bb912714eaba3f3867910d46b304
[INFO] running `Command { std: "docker" "start" "-a" "a8bcd6441bdecd28ff7ad294bb3c77696ac6bb912714eaba3f3867910d46b304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8bcd6441bdecd28ff7ad294bb3c77696ac6bb912714eaba3f3867910d46b304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8bcd6441bdecd28ff7ad294bb3c77696ac6bb912714eaba3f3867910d46b304", kill_on_drop: false }`
[INFO] [stdout] a8bcd6441bdecd28ff7ad294bb3c77696ac6bb912714eaba3f3867910d46b304
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+d83b14207998f47b18a34e930157ac0d7c18b16e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d19752306a460b45cfbd87c9477ba01687dc96893551a6d2923fea1dd0e4ee14
[INFO] running `Command { std: "docker" "start" "-a" "d19752306a460b45cfbd87c9477ba01687dc96893551a6d2923fea1dd0e4ee14", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking sidle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/ui.rs:30:88
[INFO] [stdout]    |
[INFO] [stdout] 30 |     print_dir_contents(screen, terminal_line_buffers.as_mut_slice(), state.dir.borrow().deref())?;
[INFO] [stdout]    |                                                                                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Dir` does not implement `Deref`, so calling `deref` on `&Dir` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 30 -     print_dir_contents(screen, terminal_line_buffers.as_mut_slice(), state.dir.borrow().deref())?;
[INFO] [stdout] 30 +     print_dir_contents(screen, terminal_line_buffers.as_mut_slice(), state.dir.borrow())?;
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Dir`, implement `Clone` for it
[INFO] [stdout]   --> src/main.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 + #[derive(Clone)]
[INFO] [stdout] 37 | pub struct Dir {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/ui.rs:30:88
[INFO] [stdout]    |
[INFO] [stdout] 30 |     print_dir_contents(screen, terminal_line_buffers.as_mut_slice(), state.dir.borrow().deref())?;
[INFO] [stdout]    |                                                                                        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Dir` does not implement `Deref`, so calling `deref` on `&Dir` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 30 -     print_dir_contents(screen, terminal_line_buffers.as_mut_slice(), state.dir.borrow().deref())?;
[INFO] [stdout] 30 +     print_dir_contents(screen, terminal_line_buffers.as_mut_slice(), state.dir.borrow())?;
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Dir`, implement `Clone` for it
[INFO] [stdout]   --> src/main.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 + #[derive(Clone)]
[INFO] [stdout] 37 | pub struct Dir {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "d19752306a460b45cfbd87c9477ba01687dc96893551a6d2923fea1dd0e4ee14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d19752306a460b45cfbd87c9477ba01687dc96893551a6d2923fea1dd0e4ee14", kill_on_drop: false }`
[INFO] [stdout] d19752306a460b45cfbd87c9477ba01687dc96893551a6d2923fea1dd0e4ee14