[INFO] fetching crate noop_proc_macro 0.3.0...
[INFO] checking noop_proc_macro-0.3.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate noop_proc_macro 0.3.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate noop_proc_macro 0.3.0 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate noop_proc_macro 0.3.0
[INFO] finished tweaking crates.io crate noop_proc_macro 0.3.0
[INFO] tweaked toml for crates.io crate noop_proc_macro 0.3.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86d047ff633efcdeec97997a0eddf10d740e8d3e0c64861384f4b774702d3001
[INFO] running `Command { std: "docker" "start" "-a" "86d047ff633efcdeec97997a0eddf10d740e8d3e0c64861384f4b774702d3001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86d047ff633efcdeec97997a0eddf10d740e8d3e0c64861384f4b774702d3001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86d047ff633efcdeec97997a0eddf10d740e8d3e0c64861384f4b774702d3001", kill_on_drop: false }`
[INFO] [stdout] 86d047ff633efcdeec97997a0eddf10d740e8d3e0c64861384f4b774702d3001
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e181f8615c6cf5f039973014212978216df53488cff74e2f37e1eb4042391cc2
[INFO] running `Command { std: "docker" "start" "-a" "e181f8615c6cf5f039973014212978216df53488cff74e2f37e1eb4042391cc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `a`
[INFO] [stdout]  --> tests/wasm_bindgen.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     a: usize,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `a`
[INFO] [stdout]  --> tests/serde.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     a: usize,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e181f8615c6cf5f039973014212978216df53488cff74e2f37e1eb4042391cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e181f8615c6cf5f039973014212978216df53488cff74e2f37e1eb4042391cc2", kill_on_drop: false }`
[INFO] [stdout] e181f8615c6cf5f039973014212978216df53488cff74e2f37e1eb4042391cc2