[INFO] fetching crate document_tree 0.4.0...
[INFO] checking document_tree-0.4.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate document_tree 0.4.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate document_tree 0.4.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25fb005ce2aff7dbee8352b7b5429cb7d043e8fb85e9ff73c6ef25505ec04811
[INFO] running `Command { std: "docker" "start" "-a" "25fb005ce2aff7dbee8352b7b5429cb7d043e8fb85e9ff73c6ef25505ec04811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25fb005ce2aff7dbee8352b7b5429cb7d043e8fb85e9ff73c6ef25505ec04811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25fb005ce2aff7dbee8352b7b5429cb7d043e8fb85e9ff73c6ef25505ec04811", kill_on_drop: false }`
[INFO] [stdout] 25fb005ce2aff7dbee8352b7b5429cb7d043e8fb85e9ff73c6ef25505ec04811
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad6925130a575acb400e032f6711a4410e336b66030696547862b51252bc8b2c
[INFO] running `Command { std: "docker" "start" "-a" "ad6925130a575acb400e032f6711a4410e336b66030696547862b51252bc8b2c", kill_on_drop: false }`
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking libc v0.2.98
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking tinyvec v1.3.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking failure v0.1.8
[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 19.74s
[INFO] running `Command { std: "docker" "inspect" "ad6925130a575acb400e032f6711a4410e336b66030696547862b51252bc8b2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad6925130a575acb400e032f6711a4410e336b66030696547862b51252bc8b2c", kill_on_drop: false }`
[INFO] [stdout] ad6925130a575acb400e032f6711a4410e336b66030696547862b51252bc8b2c