[INFO] fetching crate web 0.2.12...
[INFO] checking web-0.2.12 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate web 0.2.12 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate web 0.2.12 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate web 0.2.12
[INFO] finished tweaking crates.io crate web 0.2.12
[INFO] tweaked toml for crates.io crate web 0.2.12 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded externref_polyfill v0.1.0
[INFO] [stderr]   Downloaded html_color v0.0.0
[INFO] [stderr]   Downloaded js v0.5.7
[INFO] [stderr]   Downloaded globals v1.0.5
[INFO] [stderr]   Downloaded web_macro v0.0.3
[INFO] [stderr]   Downloaded woke v0.0.4
[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_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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3efe30718b4822cbbb714af45d3b42f29ad87e5e4080fb46239f914966ba5f5
[INFO] running `Command { std: "docker" "start" "-a" "a3efe30718b4822cbbb714af45d3b42f29ad87e5e4080fb46239f914966ba5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3efe30718b4822cbbb714af45d3b42f29ad87e5e4080fb46239f914966ba5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3efe30718b4822cbbb714af45d3b42f29ad87e5e4080fb46239f914966ba5f5", kill_on_drop: false }`
[INFO] [stdout] a3efe30718b4822cbbb714af45d3b42f29ad87e5e4080fb46239f914966ba5f5
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33ed768d9c312a790362d14137d9e6dee0a0e6b5d6611de87eb1c0cb427f5387
[INFO] running `Command { std: "docker" "start" "-a" "33ed768d9c312a790362d14137d9e6dee0a0e6b5d6611de87eb1c0cb427f5387", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking externref_polyfill v0.1.0
[INFO] [stderr]     Checking no-std-compat v0.4.1
[INFO] [stderr]     Checking html_color v0.0.0
[INFO] [stderr]     Checking woke v0.0.4
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking js v0.5.7
[INFO] [stderr]     Checking globals v1.0.5
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling web_macro v0.0.3
[INFO] [stderr]     Checking web v0.2.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tag_name`
[INFO] [stdout]   --> src/web_component.rs:35:33
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn custom_element_define<T>(tag_name: &str)
[INFO] [stdout]    |                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tag_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tag_name`
[INFO] [stdout]   --> src/web_component.rs:35:33
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn custom_element_define<T>(tag_name: &str)
[INFO] [stdout]    |                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tag_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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` profile [unoptimized + debuginfo] target(s) in 7.62s
[INFO] running `Command { std: "docker" "inspect" "33ed768d9c312a790362d14137d9e6dee0a0e6b5d6611de87eb1c0cb427f5387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33ed768d9c312a790362d14137d9e6dee0a0e6b5d6611de87eb1c0cb427f5387", kill_on_drop: false }`
[INFO] [stdout] 33ed768d9c312a790362d14137d9e6dee0a0e6b5d6611de87eb1c0cb427f5387