[INFO] fetching crate tiny_tco 0.1.6...
[INFO] checking tiny_tco-0.1.6 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate tiny_tco 0.1.6 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate tiny_tco 0.1.6 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tiny_tco 0.1.6
[INFO] finished tweaking crates.io crate tiny_tco 0.1.6
[INFO] tweaked toml for crates.io crate tiny_tco 0.1.6 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 158df47d1f8fb46f2f2a045dd9656409ca0df3ae8882609cf04b38f5c199c1d6
[INFO] running `Command { std: "docker" "start" "-a" "158df47d1f8fb46f2f2a045dd9656409ca0df3ae8882609cf04b38f5c199c1d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "158df47d1f8fb46f2f2a045dd9656409ca0df3ae8882609cf04b38f5c199c1d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "158df47d1f8fb46f2f2a045dd9656409ca0df3ae8882609cf04b38f5c199c1d6", kill_on_drop: false }`
[INFO] [stdout] 158df47d1f8fb46f2f2a045dd9656409ca0df3ae8882609cf04b38f5c199c1d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9eb3aa3c8c1b9e49653205cae5768bef74a8b4a216e448d9af1cd8392c964ae2
[INFO] running `Command { std: "docker" "start" "-a" "9eb3aa3c8c1b9e49653205cae5768bef74a8b4a216e448d9af1cd8392c964ae2", kill_on_drop: false }`
[INFO] [stderr]     Checking tiny_tco v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |         if (x == 0) {
[INFO] [stdout]    |            ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` 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 0.10s
[INFO] running `Command { std: "docker" "inspect" "9eb3aa3c8c1b9e49653205cae5768bef74a8b4a216e448d9af1cd8392c964ae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eb3aa3c8c1b9e49653205cae5768bef74a8b4a216e448d9af1cd8392c964ae2", kill_on_drop: false }`
[INFO] [stdout] 9eb3aa3c8c1b9e49653205cae5768bef74a8b4a216e448d9af1cd8392c964ae2