[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 master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkdrakon%2Fsidle" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kdrakon/sidle on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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-7-tc1/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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 435f52d91036ac40b35ba4c1836abb2e5c8de2dcf1884d6842b0d9f9b2071119
[INFO] running `Command { std: "docker" "start" "-a" "435f52d91036ac40b35ba4c1836abb2e5c8de2dcf1884d6842b0d9f9b2071119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "435f52d91036ac40b35ba4c1836abb2e5c8de2dcf1884d6842b0d9f9b2071119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "435f52d91036ac40b35ba4c1836abb2e5c8de2dcf1884d6842b0d9f9b2071119", kill_on_drop: false }`
[INFO] [stdout] 435f52d91036ac40b35ba4c1836abb2e5c8de2dcf1884d6842b0d9f9b2071119
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dca4794a973eb7418682f40fe670cdb46ea188c0323e33446c83a1af7edd315
[INFO] running `Command { std: "docker" "start" "-a" "4dca4794a973eb7418682f40fe670cdb46ea188c0323e33446c83a1af7edd315", 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 numtoa v0.1.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.8.0
[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 8.42s
[INFO] running `Command { std: "docker" "inspect" "4dca4794a973eb7418682f40fe670cdb46ea188c0323e33446c83a1af7edd315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dca4794a973eb7418682f40fe670cdb46ea188c0323e33446c83a1af7edd315", kill_on_drop: false }`
[INFO] [stdout] 4dca4794a973eb7418682f40fe670cdb46ea188c0323e33446c83a1af7edd315
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a64a9a83394d2ee9d5c0601147c5c94e0d1cb70c777c216f2853e283cb87d949
[INFO] running `Command { std: "docker" "start" "-a" "a64a9a83394d2ee9d5c0601147c5c94e0d1cb70c777c216f2853e283cb87d949", 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 0.37s
[INFO] running `Command { std: "docker" "inspect" "a64a9a83394d2ee9d5c0601147c5c94e0d1cb70c777c216f2853e283cb87d949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a64a9a83394d2ee9d5c0601147c5c94e0d1cb70c777c216f2853e283cb87d949", kill_on_drop: false }`
[INFO] [stdout] a64a9a83394d2ee9d5c0601147c5c94e0d1cb70c777c216f2853e283cb87d949