[INFO] fetching crate tuikit 0.4.5...
[INFO] checking tuikit-0.4.5 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate tuikit 0.4.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate tuikit 0.4.5 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tuikit 0.4.5
[INFO] finished tweaking crates.io crate tuikit 0.4.5
[INFO] tweaked toml for crates.io crate tuikit 0.4.5 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate tuikit 0.4.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.61
[INFO] [stderr]   Downloaded aho-corasick v0.7.14
[INFO] [stderr]   Downloaded rust-argon2 v0.8.2
[INFO] [stderr]   Downloaded regex-syntax v0.6.20
[INFO] [stderr]   Downloaded term v0.6.1
[INFO] [stderr]   Downloaded regex v1.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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] d1220f10aa83425a0681c9db603a47ee0ccb7bae7db10f1761e968c66b822289
[INFO] running `Command { std: "docker" "start" "-a" "d1220f10aa83425a0681c9db603a47ee0ccb7bae7db10f1761e968c66b822289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1220f10aa83425a0681c9db603a47ee0ccb7bae7db10f1761e968c66b822289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1220f10aa83425a0681c9db603a47ee0ccb7bae7db10f1761e968c66b822289", kill_on_drop: false }`
[INFO] [stdout] d1220f10aa83425a0681c9db603a47ee0ccb7bae7db10f1761e968c66b822289
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aeadcff27b07edf6dba42dd87b414a2ebd8d100396f9ffc4237d3da9b699c169
[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" "aeadcff27b07edf6dba42dd87b414a2ebd8d100396f9ffc4237d3da9b699c169", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking tuikit v0.4.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `screen_height`
[INFO] [stdout]    --> src/term.rs:568:5
[INFO] [stdout]     |
[INFO] [stdout] 568 |     screen_height: 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: `screen_width`
[INFO] [stdout]    --> src/term.rs:569:5
[INFO] [stdout]     |
[INFO] [stdout] 569 |     screen_width: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `title_attr`
[INFO] [stdout]   --> src/widget/win.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     title_attr: Attr,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `screen_height`
[INFO] [stdout]    --> src/term.rs:568:5
[INFO] [stdout]     |
[INFO] [stdout] 568 |     screen_height: 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: `screen_width`
[INFO] [stdout]    --> src/term.rs:569:5
[INFO] [stdout]     |
[INFO] [stdout] 569 |     screen_width: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `title_attr`
[INFO] [stdout]   --> src/widget/win.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     title_attr: Attr,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.67s
[INFO] running `Command { std: "docker" "inspect" "aeadcff27b07edf6dba42dd87b414a2ebd8d100396f9ffc4237d3da9b699c169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeadcff27b07edf6dba42dd87b414a2ebd8d100396f9ffc4237d3da9b699c169", kill_on_drop: false }`
[INFO] [stdout] aeadcff27b07edf6dba42dd87b414a2ebd8d100396f9ffc4237d3da9b699c169