[INFO] fetching crate rwasm_macro 0.1.0...
[INFO] building rwasm_macro-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rwasm_macro 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate rwasm_macro 0.1.0
[INFO] finished tweaking crates.io crate rwasm_macro 0.1.0
[INFO] tweaked toml for crates.io crate rwasm_macro 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rwasm_macro 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66b99ebc28cf9fb77924a4b958f0c2949344dc54023eba5e46308957ec382c10
[INFO] running `Command { std: "docker" "start" "-a" "66b99ebc28cf9fb77924a4b958f0c2949344dc54023eba5e46308957ec382c10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66b99ebc28cf9fb77924a4b958f0c2949344dc54023eba5e46308957ec382c10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66b99ebc28cf9fb77924a4b958f0c2949344dc54023eba5e46308957ec382c10", kill_on_drop: false }`
[INFO] [stdout] 66b99ebc28cf9fb77924a4b958f0c2949344dc54023eba5e46308957ec382c10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd378749697c81fb5aca5cba22d31e982b757ee9474465896f94a2c6e6c672b3
[INFO] running `Command { std: "docker" "start" "-a" "fd378749697c81fb5aca5cba22d31e982b757ee9474465896f94a2c6e6c672b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rwasm_macro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]   --> src/lib.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn main(attr: TokenStream, item: TokenStream) -> TokenStream {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[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 0.48s
[INFO] running `Command { std: "docker" "inspect" "fd378749697c81fb5aca5cba22d31e982b757ee9474465896f94a2c6e6c672b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd378749697c81fb5aca5cba22d31e982b757ee9474465896f94a2c6e6c672b3", kill_on_drop: false }`
[INFO] [stdout] fd378749697c81fb5aca5cba22d31e982b757ee9474465896f94a2c6e6c672b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dafd60e55844f6b4b60bd1b53f35f8d02117e94b5bab5217f85ddafadc27afbd
[INFO] running `Command { std: "docker" "start" "-a" "dafd60e55844f6b4b60bd1b53f35f8d02117e94b5bab5217f85ddafadc27afbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rwasm_macro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]   --> src/lib.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn main(attr: TokenStream, item: TokenStream) -> TokenStream {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]   --> src/lib.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn main(attr: TokenStream, item: TokenStream) -> TokenStream {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[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 0.46s
[INFO] running `Command { std: "docker" "inspect" "dafd60e55844f6b4b60bd1b53f35f8d02117e94b5bab5217f85ddafadc27afbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dafd60e55844f6b4b60bd1b53f35f8d02117e94b5bab5217f85ddafadc27afbd", kill_on_drop: false }`
[INFO] [stdout] dafd60e55844f6b4b60bd1b53f35f8d02117e94b5bab5217f85ddafadc27afbd