[INFO] fetching crate document_tree 0.4.0...
[INFO] checking document_tree-0.4.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate document_tree 0.4.0 into /workspace/builds/worker-58/source
[INFO] validating manifest of crates.io crate document_tree 0.4.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate document_tree 0.4.0
[INFO] finished tweaking crates.io crate document_tree 0.4.0
[INFO] tweaked toml for crates.io crate document_tree 0.4.0 written to /workspace/builds/worker-58/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fedf9238ef6143e5a9096e9ff6f5e7aab399f792f301c3762692617b431170e
[INFO] running `Command { std: "docker" "start" "-a" "4fedf9238ef6143e5a9096e9ff6f5e7aab399f792f301c3762692617b431170e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fedf9238ef6143e5a9096e9ff6f5e7aab399f792f301c3762692617b431170e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fedf9238ef6143e5a9096e9ff6f5e7aab399f792f301c3762692617b431170e", kill_on_drop: false }`
[INFO] [stdout] 4fedf9238ef6143e5a9096e9ff6f5e7aab399f792f301c3762692617b431170e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9e950ed07b4679456a8bd487f0bc96b1ed790d88c700f45eb53f2ac6b8cafcf
[INFO] running `Command { std: "docker" "start" "-a" "c9e950ed07b4679456a8bd487f0bc96b1ed790d88c700f45eb53f2ac6b8cafcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking tinyvec v1.5.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking backtrace v0.3.61
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking document_tree v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `url::Url::into_string`: use Into<String>
[INFO] [stdout]   --> src/url.rs:60:11
[INFO] [stdout]    |
[INFO] [stdout] 60 |         Url(url.into_string())
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `url::Url::into_string`: use Into<String>
[INFO] [stdout]   --> src/url.rs:60:11
[INFO] [stdout]    |
[INFO] [stdout] 60 |         Url(url.into_string())
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.77s
[INFO] running `Command { std: "docker" "inspect" "c9e950ed07b4679456a8bd487f0bc96b1ed790d88c700f45eb53f2ac6b8cafcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9e950ed07b4679456a8bd487f0bc96b1ed790d88c700f45eb53f2ac6b8cafcf", kill_on_drop: false }`
[INFO] [stdout] c9e950ed07b4679456a8bd487f0bc96b1ed790d88c700f45eb53f2ac6b8cafcf
