[INFO] fetching crate web 0.2.12...
[INFO] testing web-0.2.12 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate web 0.2.12 into /workspace/builds/worker-0-tc2/source
[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-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate web 0.2.12 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding spin v0.9.8 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ca01a6508de82b3f87d5ea11e73704ead5262efa811db8a28779daf26a45000
[INFO] running `Command { std: "docker" "start" "-a" "4ca01a6508de82b3f87d5ea11e73704ead5262efa811db8a28779daf26a45000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ca01a6508de82b3f87d5ea11e73704ead5262efa811db8a28779daf26a45000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ca01a6508de82b3f87d5ea11e73704ead5262efa811db8a28779daf26a45000", kill_on_drop: false }`
[INFO] [stdout] 4ca01a6508de82b3f87d5ea11e73704ead5262efa811db8a28779daf26a45000
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a743cc376e47da6278237422e88b7150259b64d7550411ea162c6a3e783b607d
[INFO] running `Command { std: "docker" "start" "-a" "a743cc376e47da6278237422e88b7150259b64d7550411ea162c6a3e783b607d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling externref_polyfill v0.1.0
[INFO] [stderr]    Compiling no-std-compat v0.4.1
[INFO] [stderr]    Compiling html_color v0.0.0
[INFO] [stderr]    Compiling woke v0.0.4
[INFO] [stderr]    Compiling js v0.5.7
[INFO] [stderr]    Compiling globals v1.0.5
[INFO] [stderr]    Compiling web_macro v0.0.3
[INFO] [stderr]    Compiling 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.76s
[INFO] running `Command { std: "docker" "inspect" "a743cc376e47da6278237422e88b7150259b64d7550411ea162c6a3e783b607d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a743cc376e47da6278237422e88b7150259b64d7550411ea162c6a3e783b607d", kill_on_drop: false }`
[INFO] [stdout] a743cc376e47da6278237422e88b7150259b64d7550411ea162c6a3e783b607d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88c88ed8ce0cbbdbb467a7565f4518a9fa19ecd74c13eb1a4a0cd1a0124542e7
[INFO] running `Command { std: "docker" "start" "-a" "88c88ed8ce0cbbdbb467a7565f4518a9fa19ecd74c13eb1a4a0cd1a0124542e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "88c88ed8ce0cbbdbb467a7565f4518a9fa19ecd74c13eb1a4a0cd1a0124542e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c88ed8ce0cbbdbb467a7565f4518a9fa19ecd74c13eb1a4a0cd1a0124542e7", kill_on_drop: false }`
[INFO] [stdout] 88c88ed8ce0cbbdbb467a7565f4518a9fa19ecd74c13eb1a4a0cd1a0124542e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4cfde880956df0ffdea54f2bf730e614b7549dd22b31ba7aaf975892c24b513e
[INFO] running `Command { std: "docker" "start" "-a" "4cfde880956df0ffdea54f2bf730e614b7549dd22b31ba7aaf975892c24b513e", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `tag_name`
[INFO] [stderr]   --> src/web_component.rs:35:33
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn custom_element_define<T>(tag_name: &str)
[INFO] [stderr]    |                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tag_name`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `web` (lib) generated 1 warning
[INFO] [stderr] warning: `web` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/web-5fb9c409884583c4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests web
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4cfde880956df0ffdea54f2bf730e614b7549dd22b31ba7aaf975892c24b513e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cfde880956df0ffdea54f2bf730e614b7549dd22b31ba7aaf975892c24b513e", kill_on_drop: false }`
[INFO] [stdout] 4cfde880956df0ffdea54f2bf730e614b7549dd22b31ba7aaf975892c24b513e