[INFO] fetching crate mudrs-milk 0.0.1...
[INFO] building mudrs-milk-0.0.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate mudrs-milk 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate mudrs-milk 0.0.1
[INFO] finished tweaking crates.io crate mudrs-milk 0.0.1
[INFO] tweaked toml for crates.io crate mudrs-milk 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mudrs-milk 0.0.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mudrs-milk 0.0.1 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vte_generate_state_changes v0.1.1
[INFO] [stderr]   Downloaded num_enum v0.5.6
[INFO] [stderr]   Downloaded crossterm_winapi v0.8.0
[INFO] [stderr]   Downloaded mio-anonymous-pipes v0.2.0
[INFO] [stderr]   Downloaded alacritty_config_derive v0.1.0
[INFO] [stderr]   Downloaded quote v1.0.14
[INFO] [stderr]   Downloaded async-trait v0.1.52
[INFO] [stderr]   Downloaded mio v0.6.23
[INFO] [stderr]   Downloaded syn v1.0.84
[INFO] [stderr]   Downloaded proc-macro-crate v1.1.0
[INFO] [stderr]   Downloaded slab v0.4.5
[INFO] [stderr]   Downloaded smallvec v1.7.0
[INFO] [stderr]   Downloaded net2 v0.2.37
[INFO] [stderr]   Downloaded tracing-log v0.1.2
[INFO] [stderr]   Downloaded fixedbitset v0.4.0
[INFO] [stderr]   Downloaded derive-newtype v0.2.3
[INFO] [stderr]   Downloaded spsc-buffer v0.1.1
[INFO] [stderr]   Downloaded cc v1.0.72
[INFO] [stderr]   Downloaded serde_yaml v0.8.23
[INFO] [stderr]   Downloaded backtrace v0.3.63
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.1
[INFO] [stderr]   Downloaded mio v0.7.14
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.5
[INFO] [stderr]   Downloaded nix v0.22.0
[INFO] [stderr]   Downloaded crossterm v0.22.1
[INFO] [stderr]   Downloaded libc v0.2.112
[INFO] [stderr]   Downloaded petgraph v0.6.0
[INFO] [stderr]   Downloaded crossterm v0.20.0
[INFO] [stderr]   Downloaded crossterm_winapi v0.9.0
[INFO] [stderr]   Downloaded tendril v0.4.2
[INFO] [stderr]   Downloaded which v4.2.2
[INFO] [stderr]   Downloaded serde_derive v1.0.132
[INFO] [stderr]   Downloaded serde v1.0.132
[INFO] [stderr]   Downloaded pin-project v1.0.10
[INFO] [stderr]   Downloaded unicode-linebreak v0.1.2
[INFO] [stderr]   Downloaded tokio-macros v1.7.0
[INFO] [stderr]   Downloaded tracing-appender v0.2.0
[INFO] [stderr]   Downloaded gimli v0.26.1
[INFO] [stderr]   Downloaded pin-project-lite v0.2.8
[INFO] [stderr]   Downloaded tracing-core v0.1.21
[INFO] [stderr]   Downloaded object v0.27.1
[INFO] [stderr]   Downloaded lock_api v0.4.5
[INFO] [stderr]   Downloaded rustc-demangle v0.1.21
[INFO] [stderr]   Downloaded prost v0.9.0
[INFO] [stderr]   Downloaded ringbuffer v0.8.2
[INFO] [stderr]   Downloaded futures-executor v0.3.19
[INFO] [stderr]   Downloaded futures-io v0.3.19
[INFO] [stderr]   Downloaded futures v0.3.19
[INFO] [stderr]   Downloaded tellem v0.1.0
[INFO] [stderr]   Downloaded alacritty_terminal v0.15.0
[INFO] [stderr]   Downloaded tracing v0.1.29
[INFO] [stderr]   Downloaded ryu v1.0.9
[INFO] [stderr]   Downloaded miow v0.2.2
[INFO] [stderr]   Downloaded signal-hook v0.1.17
[INFO] [stderr]   Downloaded newtype v0.2.1
[INFO] [stderr]   Downloaded anyhow v1.0.52
[INFO] [stderr]   Downloaded prost-derive v0.9.0
[INFO] [stderr]   Downloaded futures-channel v0.3.19
[INFO] [stderr]   Downloaded futures-macro v0.3.19
[INFO] [stderr]   Downloaded tokio-util v0.6.9
[INFO] [stderr]   Downloaded slotmap v1.0.6
[INFO] [stderr]   Downloaded pin-project-internal v1.0.10
[INFO] [stderr]   Downloaded futf v0.1.4
[INFO] [stderr]   Downloaded thread_local v1.1.3
[INFO] [stderr]   Downloaded num_enum_derive v0.5.6
[INFO] [stderr]   Downloaded smawk v0.3.1
[INFO] [stderr]   Downloaded signal-hook-registry v1.4.0
[INFO] [stderr]   Downloaded utf8parse v0.2.0
[INFO] [stderr]   Downloaded vte v0.10.1
[INFO] [stderr]   Downloaded futures-core v0.3.19
[INFO] [stderr]   Downloaded tokio v1.15.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.5
[INFO] [stderr]   Downloaded sharded-slab v0.1.4
[INFO] [stderr]   Downloaded tracing-attributes v0.1.18
[INFO] [stderr]   Downloaded miow v0.3.7
[INFO] [stderr]   Downloaded signal-hook-mio v0.2.1
[INFO] [stderr]   Downloaded tui v0.16.0
[INFO] [stderr]   Downloaded ntapi v0.3.6
[INFO] [stderr]   Downloaded futures-util v0.3.19
[INFO] [stderr]   Downloaded time v0.3.5
[INFO] [stderr]   Downloaded unicode-segmentation v1.8.0
[INFO] [stderr]   Downloaded prost-types v0.9.0
[INFO] [stderr]   Downloaded signal-hook v0.3.13
[INFO] [stderr]   Downloaded once_cell v1.9.0
[INFO] [stderr]   Downloaded generational-arena v0.2.8
[INFO] [stderr]   Downloaded array-init v2.0.0
[INFO] [stderr]   Downloaded futures-task v0.3.19
[INFO] [stderr]   Downloaded futures-sink v0.3.19
[INFO] [stderr]   Downloaded parking_lot_core v0.8.5
[INFO] [stderr]   Downloaded prost-build v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d83050977889b4a4dd5459b682337038bb9bfac95a1133bb6eb19b6411fbc5d
[INFO] running `Command { std: "docker" "start" "-a" "6d83050977889b4a4dd5459b682337038bb9bfac95a1133bb6eb19b6411fbc5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d83050977889b4a4dd5459b682337038bb9bfac95a1133bb6eb19b6411fbc5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d83050977889b4a4dd5459b682337038bb9bfac95a1133bb6eb19b6411fbc5d", kill_on_drop: false }`
[INFO] [stdout] 6d83050977889b4a4dd5459b682337038bb9bfac95a1133bb6eb19b6411fbc5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8c3939ba327b8832f97a14fd42ae1609c32cb3c672a182a6cb5ca25ab42b578
[INFO] running `Command { std: "docker" "start" "-a" "f8c3939ba327b8832f97a14fd42ae1609c32cb3c672a182a6cb5ca25ab42b578", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling signal-hook v0.3.13
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling futures-sink v0.3.19
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling fixedbitset v0.4.0
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]    Compiling futures-io v0.3.19
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling petgraph v0.6.0
[INFO] [stderr]    Compiling prost-build v0.9.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling signal-hook-mio v0.2.1
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]    Compiling tendril v0.4.2
[INFO] [stderr]    Compiling time v0.3.5
[INFO] [stderr]    Compiling vte v0.10.1
[INFO] [stderr]    Compiling crossterm v0.20.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling nix v0.22.0
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling array-init v2.0.0
[INFO] [stderr]    Compiling smawk v0.3.1
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling derive-newtype v0.2.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling ringbuffer v0.8.2
[INFO] [stderr]    Compiling tui v0.16.0
[INFO] [stderr]    Compiling newtype v0.2.1
[INFO] [stderr]    Compiling crossterm v0.22.1
[INFO] [stderr]    Compiling generational-arena v0.2.8
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling unicode-linebreak v0.1.2
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling prost-derive v0.9.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling futures-macro v0.3.19
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling alacritty_config_derive v0.1.0
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling tracing-subscriber v0.3.5
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling prost v0.9.0
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.6
[INFO] [stderr]    Compiling prost-types v0.9.0
[INFO] [stderr]    Compiling num_enum v0.5.6
[INFO] [stderr]    Compiling tracing-appender v0.2.0
[INFO] [stderr]    Compiling mudrs-milk v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures-executor v0.3.19
[INFO] [stderr]    Compiling futures v0.3.19
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling tellem v0.1.0
[INFO] [stderr]    Compiling serde_yaml v0.8.23
[INFO] [stderr]    Compiling alacritty_terminal v0.15.0
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]   --> src/widget/scrollback.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     debug,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bindings` is never read
[INFO] [stdout]  --> src/keybinding.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct KeyBinder {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 5 |     bindings: HashMap<KeyEvent, Box<dyn FnMut()>>,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NopWriter` is never constructed
[INFO] [stdout]   --> src/widget/ansi.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct NopWriter;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/widget/input.rs:152:20
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn wrapped(&self, len: usize) -> InputBufferWrapped {
[INFO] [stdout]     |                    ^^^^^                 ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn wrapped(&self, len: usize) -> InputBufferWrapped<'_> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/widget/scrollback.rs:127:19
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn widget(&self) -> ScrollbackBufferWidget {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn widget(&self) -> ScrollbackBufferWidget<'_> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "f8c3939ba327b8832f97a14fd42ae1609c32cb3c672a182a6cb5ca25ab42b578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c3939ba327b8832f97a14fd42ae1609c32cb3c672a182a6cb5ca25ab42b578", kill_on_drop: false }`
[INFO] [stdout] f8c3939ba327b8832f97a14fd42ae1609c32cb3c672a182a6cb5ca25ab42b578
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4864d9eb705d6f72d29d1b4f9545dea48926080c8c629f25ca4db84e5edacbc
[INFO] running `Command { std: "docker" "start" "-a" "d4864d9eb705d6f72d29d1b4f9545dea48926080c8c629f25ca4db84e5edacbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling mudrs-milk v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]   --> src/widget/scrollback.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     debug,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bindings` is never read
[INFO] [stdout]  --> src/keybinding.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct KeyBinder {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 5 |     bindings: HashMap<KeyEvent, Box<dyn FnMut()>>,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NopWriter` is never constructed
[INFO] [stdout]   --> src/widget/ansi.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct NopWriter;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/widget/input.rs:152:20
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn wrapped(&self, len: usize) -> InputBufferWrapped {
[INFO] [stdout]     |                    ^^^^^                 ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn wrapped(&self, len: usize) -> InputBufferWrapped<'_> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/widget/scrollback.rs:127:19
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn widget(&self) -> ScrollbackBufferWidget {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn widget(&self) -> ScrollbackBufferWidget<'_> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]   --> src/widget/scrollback.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     debug,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bindings` is never read
[INFO] [stdout]  --> src/keybinding.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct KeyBinder {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 5 |     bindings: HashMap<KeyEvent, Box<dyn FnMut()>>,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NopWriter` is never constructed
[INFO] [stdout]   --> src/widget/ansi.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct NopWriter;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/widget/input.rs:152:20
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn wrapped(&self, len: usize) -> InputBufferWrapped {
[INFO] [stdout]     |                    ^^^^^                 ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn wrapped(&self, len: usize) -> InputBufferWrapped<'_> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/widget/scrollback.rs:127:19
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn widget(&self) -> ScrollbackBufferWidget {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn widget(&self) -> ScrollbackBufferWidget<'_> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "d4864d9eb705d6f72d29d1b4f9545dea48926080c8c629f25ca4db84e5edacbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4864d9eb705d6f72d29d1b4f9545dea48926080c8c629f25ca4db84e5edacbc", kill_on_drop: false }`
[INFO] [stdout] d4864d9eb705d6f72d29d1b4f9545dea48926080c8c629f25ca4db84e5edacbc