[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] building kdrakon/sidle against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkdrakon%2Fsidle" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kdrakon/sidle on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-3-tc2/source/Cargo.toml
[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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f04ebb4b3f9aace7e7481611a021eed19d68cbc66dad5b6a1441795deadd8da
[INFO] running `Command { std: "docker" "start" "-a" "4f04ebb4b3f9aace7e7481611a021eed19d68cbc66dad5b6a1441795deadd8da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f04ebb4b3f9aace7e7481611a021eed19d68cbc66dad5b6a1441795deadd8da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f04ebb4b3f9aace7e7481611a021eed19d68cbc66dad5b6a1441795deadd8da", kill_on_drop: false }`
[INFO] [stdout] 4f04ebb4b3f9aace7e7481611a021eed19d68cbc66dad5b6a1441795deadd8da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d22bc4ba674d0adc5e6eeec5ef92032f72fcfcd89b7ce89f009c1402cd1b5f0
[INFO] running `Command { std: "docker" "start" "-a" "4d22bc4ba674d0adc5e6eeec5ef92032f72fcfcd89b7ce89f009c1402cd1b5f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling termion v1.5.3
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.82s
[INFO] running `Command { std: "docker" "inspect" "4d22bc4ba674d0adc5e6eeec5ef92032f72fcfcd89b7ce89f009c1402cd1b5f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d22bc4ba674d0adc5e6eeec5ef92032f72fcfcd89b7ce89f009c1402cd1b5f0", kill_on_drop: false }`
[INFO] [stdout] 4d22bc4ba674d0adc5e6eeec5ef92032f72fcfcd89b7ce89f009c1402cd1b5f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e63308720a556d34a6d4de623630f20dabbf0dda15ba81577cc117d48fb7930f
[INFO] running `Command { std: "docker" "start" "-a" "e63308720a556d34a6d4de623630f20dabbf0dda15ba81577cc117d48fb7930f", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "e63308720a556d34a6d4de623630f20dabbf0dda15ba81577cc117d48fb7930f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e63308720a556d34a6d4de623630f20dabbf0dda15ba81577cc117d48fb7930f", kill_on_drop: false }`
[INFO] [stdout] e63308720a556d34a6d4de623630f20dabbf0dda15ba81577cc117d48fb7930f