[INFO] fetching crate yewlish-switch 0.1.4...
[INFO] checking yewlish-switch-0.1.4 against master#d2eadb7a94ef8c9deb5137695df33cd1fc5aee92 for pr-137268
[INFO] extracting crate yewlish-switch 0.1.4 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate yewlish-switch 0.1.4 on toolchain d2eadb7a94ef8c9deb5137695df33cd1fc5aee92
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yewlish-switch 0.1.4
[INFO] finished tweaking crates.io crate yewlish-switch 0.1.4
[INFO] tweaked toml for crates.io crate yewlish-switch 0.1.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 136 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yewlish-attr-passer v0.1.5
[INFO] [stderr]   Downloaded yewlish-testing-tools v1.3.0
[INFO] [stderr]   Downloaded yewlish-utils v0.1.12
[INFO] [stderr]   Downloaded yewlish-synchi v0.1.0
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[INFO] [stdout] 2db9975c876bacaa983b962e797edee5c355bbab73dc7de547a252629a7d7b35
[INFO] running `Command { std: "docker" "start" "-a" "2db9975c876bacaa983b962e797edee5c355bbab73dc7de547a252629a7d7b35", kill_on_drop: false }`
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[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd847643bfbeee2d5d6cb3337837578495998b8362cff1176cf832a3e99d640d
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[INFO] [stderr]     Checking yewlish-switch v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `test_switch_should_toggle` is never used
[INFO] [stdout]    --> src/lib.rs:219:14
[INFO] [stdout]     |
[INFO] [stdout] 219 |     async fn test_switch_should_toggle() {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_switch_default_checked` is never used
[INFO] [stdout]    --> src/lib.rs:249:14
[INFO] [stdout]     |
[INFO] [stdout] 249 |     async fn test_switch_default_checked() {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_switch_default_unchecked` is never used
[INFO] [stdout]    --> src/lib.rs:266:14
[INFO] [stdout]     |
[INFO] [stdout] 266 |     async fn test_switch_default_unchecked() {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_switch_checked_prop` is never used
[INFO] [stdout]    --> src/lib.rs:283:14
[INFO] [stdout]     |
[INFO] [stdout] 283 |     async fn test_switch_checked_prop() {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_switch_is_disabled` is never used
[INFO] [stdout]    --> src/lib.rs:300:14
[INFO] [stdout]     |
[INFO] [stdout] 300 |     async fn test_switch_is_disabled() {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_switch_accept_id` is never used
[INFO] [stdout]    --> src/lib.rs:324:14
[INFO] [stdout]     |
[INFO] [stdout] 324 |     async fn test_switch_accept_id() {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_switch_accept_class` is never used
[INFO] [stdout]    --> src/lib.rs:340:14
[INFO] [stdout]     |
[INFO] [stdout] 340 |     async fn test_switch_accept_class() {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_switch_is_required` is never used
[INFO] [stdout]    --> src/lib.rs:356:14
[INFO] [stdout]     |
[INFO] [stdout] 356 |     async fn test_switch_is_required() {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_switch_have_name` is never used
[INFO] [stdout]    --> src/lib.rs:372:14
[INFO] [stdout]     |
[INFO] [stdout] 372 |     async fn test_switch_have_name() {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_switch_have_value` is never used
[INFO] [stdout]    --> src/lib.rs:388:14
[INFO] [stdout]     |
[INFO] [stdout] 388 |     async fn test_switch_have_value() {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_switch_on_checked_change` is never used
[INFO] [stdout]    --> src/lib.rs:404:14
[INFO] [stdout]     |
[INFO] [stdout] 404 |     async fn test_switch_on_checked_change() {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_switch_render_as_input` is never used
[INFO] [stdout]    --> src/lib.rs:448:14
[INFO] [stdout]     |
[INFO] [stdout] 448 |     async fn test_switch_render_as_input() {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_switch_readonly` is never used
[INFO] [stdout]    --> src/lib.rs:504:14
[INFO] [stdout]     |
[INFO] [stdout] 504 |     async fn test_switch_readonly() {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_switch_thumb_data_state` is never used
[INFO] [stdout]    --> src/lib.rs:525:14
[INFO] [stdout]     |
[INFO] [stdout] 525 |     async fn test_switch_thumb_data_state() {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 45.96s
[INFO] running `Command { std: "docker" "inspect" "dd847643bfbeee2d5d6cb3337837578495998b8362cff1176cf832a3e99d640d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd847643bfbeee2d5d6cb3337837578495998b8362cff1176cf832a3e99d640d", kill_on_drop: false }`
[INFO] [stdout] dd847643bfbeee2d5d6cb3337837578495998b8362cff1176cf832a3e99d640d