[INFO] fetching crate mle 0.25.2...
[INFO] checking mle-0.25.2 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate mle 0.25.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate mle 0.25.2 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mle 0.25.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mle 0.25.2
[INFO] tweaked toml for crates.io crate mle 0.25.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate mle 0.25.2 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" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.203
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c9ec736046ff20df2768db9b339b33f785574a1c410d7d94326c09f4d1f52d6
[INFO] running `Command { std: "docker" "start" "-a" "7c9ec736046ff20df2768db9b339b33f785574a1c410d7d94326c09f4d1f52d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c9ec736046ff20df2768db9b339b33f785574a1c410d7d94326c09f4d1f52d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c9ec736046ff20df2768db9b339b33f785574a1c410d7d94326c09f4d1f52d6", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca129ccc5096b4fc6cc068d2a22c4703f45d39ababebbca73a4f2e18c2d3b498
[INFO] running `Command { std: "docker" "start" "-a" "ca129ccc5096b4fc6cc068d2a22c4703f45d39ababebbca73a4f2e18c2d3b498", kill_on_drop: false }`
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[INFO] [stdout] warning: methods `take_and_ws` and `take_non_ws` are never used
[INFO] [stdout]    --> src/extractors/html.rs:62:12
[INFO] [stdout]     |
[INFO] [stdout] 36  | impl<'a> Scanner<'a> {
[INFO] [stdout]     | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 62  |     pub fn take_and_ws(&mut self, token: &str) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 126 |     pub fn take_non_ws(&mut self) -> &'a str {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `end_to_end` is never used
[INFO] [stdout]   --> tests/end_to_end.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | async fn end_to_end() {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `end_to_end_different_root` is never used
[INFO] [stdout]   --> tests/end_to_end.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | async fn end_to_end_different_root() {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `benches_dir` is never used
[INFO] [stdout]  --> tests/helper/mod.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn benches_dir() -> PathBuf {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `take_and_ws` is never used
[INFO] [stdout]   --> src/extractors/html.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl<'a> Scanner<'a> {
[INFO] [stdout]    | -------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn take_and_ws(&mut self, token: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 59s
[INFO] running `Command { std: "docker" "inspect" "ca129ccc5096b4fc6cc068d2a22c4703f45d39ababebbca73a4f2e18c2d3b498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca129ccc5096b4fc6cc068d2a22c4703f45d39ababebbca73a4f2e18c2d3b498", kill_on_drop: false }`
[INFO] [stdout] ca129ccc5096b4fc6cc068d2a22c4703f45d39ababebbca73a4f2e18c2d3b498