[INFO] fetching crate mudrs-milk 0.0.1...
[INFO] checking mudrs-milk-0.0.1 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate mudrs-milk 0.0.1 into /workspace/builds/worker-6-tc2/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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mudrs-milk 0.0.1 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca0e44685f55421c42fdf9464068683462550e4e7b60e4b8e5c225f337328177
[INFO] running `Command { std: "docker" "start" "-a" "ca0e44685f55421c42fdf9464068683462550e4e7b60e4b8e5c225f337328177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca0e44685f55421c42fdf9464068683462550e4e7b60e4b8e5c225f337328177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca0e44685f55421c42fdf9464068683462550e4e7b60e4b8e5c225f337328177", kill_on_drop: false }`
[INFO] [stdout] ca0e44685f55421c42fdf9464068683462550e4e7b60e4b8e5c225f337328177
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b2ca20866030fd3c1c58b0ee74f9e774ce3679d071cdb1517f349881ab3219d
[INFO] running `Command { std: "docker" "start" "-a" "7b2ca20866030fd3c1c58b0ee74f9e774ce3679d071cdb1517f349881ab3219d", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]     Checking futures-sink v0.3.19
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling prost-build v0.9.0
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[INFO] [stderr]     Checking gimli v0.26.1
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[INFO] [stderr]     Checking generational-arena v0.2.8
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling prost-derive v0.9.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling futures-macro v0.3.19
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking tokio v1.15.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]     Checking tracing-subscriber v0.3.5
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling prost v0.9.0
[INFO] [stderr]    Compiling alacritty_config_derive v0.1.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.6
[INFO] [stderr]    Compiling prost-types v0.9.0
[INFO] [stderr]     Checking num_enum v0.5.6
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking tracing-appender v0.2.0
[INFO] [stderr]    Compiling mudrs-milk v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-executor v0.3.19
[INFO] [stderr]     Checking futures v0.3.19
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tellem v0.1.0
[INFO] [stderr]     Checking serde_yaml v0.8.23
[INFO] [stderr]     Checking 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: 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: 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/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: 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 06s
[INFO] running `Command { std: "docker" "inspect" "7b2ca20866030fd3c1c58b0ee74f9e774ce3679d071cdb1517f349881ab3219d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b2ca20866030fd3c1c58b0ee74f9e774ce3679d071cdb1517f349881ab3219d", kill_on_drop: false }`
[INFO] [stdout] 7b2ca20866030fd3c1c58b0ee74f9e774ce3679d071cdb1517f349881ab3219d
