[INFO] fetching crate web 0.2.12...
[INFO] testing web-0.2.12 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate web 0.2.12 into /workspace/builds/worker-3-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-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate web 0.2.12 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3728742d3ffbb20135bcbbbe294082d1394f4a86ae34138dc932b7f604c7bad
[INFO] running `Command { std: "docker" "start" "-a" "f3728742d3ffbb20135bcbbbe294082d1394f4a86ae34138dc932b7f604c7bad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3728742d3ffbb20135bcbbbe294082d1394f4a86ae34138dc932b7f604c7bad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3728742d3ffbb20135bcbbbe294082d1394f4a86ae34138dc932b7f604c7bad", kill_on_drop: false }`
[INFO] [stdout] f3728742d3ffbb20135bcbbbe294082d1394f4a86ae34138dc932b7f604c7bad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a5028b0f363c7cdf74e8fca86b09290f718e5544a1961470f1b5c88a884ff78
[INFO] running `Command { std: "docker" "start" "-a" "5a5028b0f363c7cdf74e8fca86b09290f718e5544a1961470f1b5c88a884ff78", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling externref_polyfill v0.1.0
[INFO] [stderr]    Compiling html_color v0.0.0
[INFO] [stderr]    Compiling woke v0.0.4
[INFO] [stderr]    Compiling globals v1.0.5
[INFO] [stderr]    Compiling js v0.5.7
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling syn v1.0.109
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.56s
[INFO] running `Command { std: "docker" "inspect" "5a5028b0f363c7cdf74e8fca86b09290f718e5544a1961470f1b5c88a884ff78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a5028b0f363c7cdf74e8fca86b09290f718e5544a1961470f1b5c88a884ff78", kill_on_drop: false }`
[INFO] [stdout] 5a5028b0f363c7cdf74e8fca86b09290f718e5544a1961470f1b5c88a884ff78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14faec4119f4afb17ffdf1437990352effa129f17b5ff1e49a08c2d44449e060
[INFO] running `Command { std: "docker" "start" "-a" "14faec4119f4afb17ffdf1437990352effa129f17b5ff1e49a08c2d44449e060", kill_on_drop: false }`
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "14faec4119f4afb17ffdf1437990352effa129f17b5ff1e49a08c2d44449e060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14faec4119f4afb17ffdf1437990352effa129f17b5ff1e49a08c2d44449e060", kill_on_drop: false }`
[INFO] [stdout] 14faec4119f4afb17ffdf1437990352effa129f17b5ff1e49a08c2d44449e060
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1053b500700b3d9ee2a932bb64527866bb29549975de3351a7e32147ce618b72
[INFO] running `Command { std: "docker" "start" "-a" "1053b500700b3d9ee2a932bb64527866bb29549975de3351a7e32147ce618b72", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `tag_name`
[INFO] [stderr]   --> src/web_component.rs:35:33
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] running 0 tests
[INFO] [stderr] 35 | pub fn custom_element_define<T>(tag_name: &str)
[INFO] [stdout] 
[INFO] [stderr]    |                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tag_name`
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `web` (lib) generated 1 warning (run `cargo fix --lib -p web` to apply 1 suggestion)
[INFO] [stderr] warning: `web` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/web-b3e0cab0a0fbb946)
[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" "1053b500700b3d9ee2a932bb64527866bb29549975de3351a7e32147ce618b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1053b500700b3d9ee2a932bb64527866bb29549975de3351a7e32147ce618b72", kill_on_drop: false }`
[INFO] [stdout] 1053b500700b3d9ee2a932bb64527866bb29549975de3351a7e32147ce618b72