[INFO] fetching crate tui 0.14.0...
[INFO] checking tui-0.14.0 against master#a836d9b6413d9d593be6c09463ff8c4c70e56599 for pr-84037
[INFO] extracting crate tui 0.14.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate tui 0.14.0 on toolchain a836d9b6413d9d593be6c09463ff8c4c70e56599
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tui 0.14.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tui 0.14.0
[INFO] tweaked toml for crates.io crate tui 0.14.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate tui 0.14.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb9a0bd5dc89b1c9df04b9faa57f458b03ac376a4a66df199245995597cf1ea2
[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" "bb9a0bd5dc89b1c9df04b9faa57f458b03ac376a4a66df199245995597cf1ea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb9a0bd5dc89b1c9df04b9faa57f458b03ac376a4a66df199245995597cf1ea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb9a0bd5dc89b1c9df04b9faa57f458b03ac376a4a66df199245995597cf1ea2", kill_on_drop: false }`
[INFO] [stdout] bb9a0bd5dc89b1c9df04b9faa57f458b03ac376a4a66df199245995597cf1ea2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "check" "--frozen" "--all" "--all-targets" "--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] 06a5ffa9a2cfdea21c58f2a1ee9e5eded8632098b8fde888bfe9ac7f17947ee7
[INFO] running `Command { std: "docker" "start" "-a" "06a5ffa9a2cfdea21c58f2a1ee9e5eded8632098b8fde888bfe9ac7f17947ee7", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling argh_shared v0.1.4
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking tui v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/backend/test.rs:98:16
[INFO] [stdout]    |
[INFO] [stdout] 98 |         panic!(debug_info);
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 98 |         panic!("{}", debug_info);
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 98 |         std::panic::panic_any(debug_info);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling argh_derive v0.1.4
[INFO] [stderr]     Checking argh v0.1.4
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/backend/test.rs:98:16
[INFO] [stdout]    |
[INFO] [stdout] 98 |         panic!(debug_info);
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 98 |         panic!("{}", debug_info);
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 98 |         std::panic::panic_any(debug_info);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.95s
[INFO] running `Command { std: "docker" "inspect" "06a5ffa9a2cfdea21c58f2a1ee9e5eded8632098b8fde888bfe9ac7f17947ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06a5ffa9a2cfdea21c58f2a1ee9e5eded8632098b8fde888bfe9ac7f17947ee7", kill_on_drop: false }`
[INFO] [stdout] 06a5ffa9a2cfdea21c58f2a1ee9e5eded8632098b8fde888bfe9ac7f17947ee7