[INFO] fetching crate naru 0.4.0...
[INFO] testing naru-0.4.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate naru 0.4.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate naru 0.4.0 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 crates.io crate naru 0.4.0
[INFO] finished tweaking crates.io crate naru 0.4.0
[INFO] tweaked toml for crates.io crate naru 0.4.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate naru 0.4.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.102
[INFO] [stderr]   Downloaded xdg v2.2.0
[INFO] [stderr]   Downloaded termios v0.3.1
[INFO] [stderr]   Downloaded toml v0.5.5
[INFO] [stderr]   Downloaded serde_derive v1.0.102
[INFO] [stderr]   Downloaded libc v0.2.65
[INFO] [stderr]   Downloaded syn v1.0.8
[INFO] [stderr]   Downloaded sublime_fuzzy v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4dc0ec92bf7459178a116b13475069b9e5e6ecabc1827f7bfd908875f5f1a2fb
[INFO] running `Command { std: "docker" "start" "-a" "4dc0ec92bf7459178a116b13475069b9e5e6ecabc1827f7bfd908875f5f1a2fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dc0ec92bf7459178a116b13475069b9e5e6ecabc1827f7bfd908875f5f1a2fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dc0ec92bf7459178a116b13475069b9e5e6ecabc1827f7bfd908875f5f1a2fb", kill_on_drop: false }`
[INFO] [stdout] 4dc0ec92bf7459178a116b13475069b9e5e6ecabc1827f7bfd908875f5f1a2fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6218b2b20e646812c6b94ce9060ca3f0df52174211cee5ecf733c647ff703e22
[INFO] running `Command { std: "docker" "start" "-a" "6218b2b20e646812c6b94ce9060ca3f0df52174211cee5ecf733c647ff703e22", kill_on_drop: false }`
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling sublime_fuzzy v0.6.0
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling toml v0.5.5
[INFO] [stderr]    Compiling naru v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `fputc`
[INFO] [stdout]  --> src/tty.rs:3:66
[INFO] [stdout]   |
[INFO] [stdout] 3 |   c_int, c_void, close, fclose, fd_set, fflush, fileno, fprintf, fputc, ioctl, pselect, read,
[INFO] [stdout]   |                                                                  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:65:25
[INFO] [stdout]    |
[INFO] [stdout] 65 |       eprintln!("{}", e.description());
[INFO] [stdout]    |                         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ranges`
[INFO] [stdout]   --> src/selector.rs:25:3
[INFO] [stdout]    |
[INFO] [stdout] 25 |   ranges: Vec<(usize, usize)>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max_width`
[INFO] [stdout]   --> src/tty.rs:44:3
[INFO] [stdout]    |
[INFO] [stdout] 44 |   pub max_width: u16,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.62s
[INFO] running `Command { std: "docker" "inspect" "6218b2b20e646812c6b94ce9060ca3f0df52174211cee5ecf733c647ff703e22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6218b2b20e646812c6b94ce9060ca3f0df52174211cee5ecf733c647ff703e22", kill_on_drop: false }`
[INFO] [stdout] 6218b2b20e646812c6b94ce9060ca3f0df52174211cee5ecf733c647ff703e22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7726a95209981de06e85e2882b6909daac2e9f7304627af50a5c12b3524b441
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a7726a95209981de06e85e2882b6909daac2e9f7304627af50a5c12b3524b441", kill_on_drop: false }`
[INFO] [stderr]    Compiling naru v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `fputc`
[INFO] [stdout]  --> src/tty.rs:3:66
[INFO] [stdout]   |
[INFO] [stdout] 3 |   c_int, c_void, close, fclose, fd_set, fflush, fileno, fprintf, fputc, ioctl, pselect, read,
[INFO] [stdout]   |                                                                  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:65:25
[INFO] [stdout]    |
[INFO] [stdout] 65 |       eprintln!("{}", e.description());
[INFO] [stdout]    |                         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ranges`
[INFO] [stdout]   --> src/selector.rs:25:3
[INFO] [stdout]    |
[INFO] [stdout] 25 |   ranges: Vec<(usize, usize)>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max_width`
[INFO] [stdout]   --> src/tty.rs:44:3
[INFO] [stdout]    |
[INFO] [stdout] 44 |   pub max_width: u16,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "a7726a95209981de06e85e2882b6909daac2e9f7304627af50a5c12b3524b441", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7726a95209981de06e85e2882b6909daac2e9f7304627af50a5c12b3524b441", kill_on_drop: false }`
[INFO] [stdout] a7726a95209981de06e85e2882b6909daac2e9f7304627af50a5c12b3524b441
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7466ad8f638f8cf8d20a9238d3d8ddc1964e103d8870d66caeb6433f1ddc80f8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7466ad8f638f8cf8d20a9238d3d8ddc1964e103d8870d66caeb6433f1ddc80f8", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `fputc`
[INFO] [stderr]  --> src/tty.rs:3:66
[INFO] [stderr]   |
[INFO] [stderr] 3 |   c_int, c_void, close, fclose, fd_set, fflush, fileno, fprintf, fputc, ioctl, pselect, read,
[INFO] [stderr]   |                                                                  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:65:25
[INFO] [stderr]    |
[INFO] [stderr] 65 |       eprintln!("{}", e.description());
[INFO] [stderr]    |                         ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `ranges`
[INFO] [stderr]   --> src/selector.rs:25:3
[INFO] [stderr]    |
[INFO] [stderr] 25 |   ranges: Vec<(usize, usize)>,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `max_width`
[INFO] [stderr]   --> src/tty.rs:44:3
[INFO] [stderr]    |
[INFO] [stderr] 44 |   pub max_width: u16,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `naru` (bin "naru" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/naru-f53d7b55df47d322)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7466ad8f638f8cf8d20a9238d3d8ddc1964e103d8870d66caeb6433f1ddc80f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7466ad8f638f8cf8d20a9238d3d8ddc1964e103d8870d66caeb6433f1ddc80f8", kill_on_drop: false }`
[INFO] [stdout] 7466ad8f638f8cf8d20a9238d3d8ddc1964e103d8870d66caeb6433f1ddc80f8