[INFO] fetching crate stdf 0.1.2...
[INFO] checking stdf-0.1.2 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate stdf 0.1.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate stdf 0.1.2 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stdf 0.1.2
[INFO] finished tweaking crates.io crate stdf 0.1.2
[INFO] tweaked toml for crates.io crate stdf 0.1.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bd2a01b850fd2839568d9ed70b7705147ff1564e10456b2c546454358bbf54d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2bd2a01b850fd2839568d9ed70b7705147ff1564e10456b2c546454358bbf54d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bd2a01b850fd2839568d9ed70b7705147ff1564e10456b2c546454358bbf54d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bd2a01b850fd2839568d9ed70b7705147ff1564e10456b2c546454358bbf54d", kill_on_drop: false }`
[INFO] [stdout] 2bd2a01b850fd2839568d9ed70b7705147ff1564e10456b2c546454358bbf54d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 30ef28b186c0bf4591363669993a4640a2aba911db5c5b121a0b187cb8acc546
[INFO] running `Command { std: "docker" "start" "-a" "30ef28b186c0bf4591363669993a4640a2aba911db5c5b121a0b187cb8acc546", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking byte v0.2.4
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling stdf-record-derive v0.1.1
[INFO] [stderr]     Checking stdf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:211:17
[INFO] [stdout]     |
[INFO] [stdout] 211 |     #[array_type(U2)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:211:17
[INFO] [stdout]     |
[INFO] [stdout] 211 |     #[array_type(U2)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     #[array_type(U2)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:222:17
[INFO] [stdout]     |
[INFO] [stdout] 222 |     #[array_type(U2)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:225:17
[INFO] [stdout]     |
[INFO] [stdout] 225 |     #[array_type(U1)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:228:17
[INFO] [stdout]     |
[INFO] [stdout] 228 |     #[array_type(Cn)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:231:17
[INFO] [stdout]     |
[INFO] [stdout] 231 |     #[array_type(Cn)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:234:17
[INFO] [stdout]     |
[INFO] [stdout] 234 |     #[array_type(Cn)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:237:17
[INFO] [stdout]     |
[INFO] [stdout] 237 |     #[array_type(Cn)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:245:17
[INFO] [stdout]     |
[INFO] [stdout] 245 |     #[array_type(U2)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:255:17
[INFO] [stdout]     |
[INFO] [stdout] 255 |     #[array_type(U1)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:211:17
[INFO] [stdout]     |
[INFO] [stdout] 211 |     #[array_type(U2)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:211:17
[INFO] [stdout]     |
[INFO] [stdout] 211 |     #[array_type(U2)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     #[array_type(U2)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:222:17
[INFO] [stdout]     |
[INFO] [stdout] 222 |     #[array_type(U2)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:225:17
[INFO] [stdout]     |
[INFO] [stdout] 225 |     #[array_type(U1)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:228:17
[INFO] [stdout]     |
[INFO] [stdout] 228 |     #[array_type(Cn)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:231:17
[INFO] [stdout]     |
[INFO] [stdout] 231 |     #[array_type(Cn)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:234:17
[INFO] [stdout]     |
[INFO] [stdout] 234 |     #[array_type(Cn)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:237:17
[INFO] [stdout]     |
[INFO] [stdout] 237 |     #[array_type(Cn)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:245:17
[INFO] [stdout]     |
[INFO] [stdout] 245 |     #[array_type(U2)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/records.rs:255:17
[INFO] [stdout]     |
[INFO] [stdout] 255 |     #[array_type(U1)]
[INFO] [stdout]     |                 ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.97s
[INFO] running `Command { std: "docker" "inspect" "30ef28b186c0bf4591363669993a4640a2aba911db5c5b121a0b187cb8acc546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30ef28b186c0bf4591363669993a4640a2aba911db5c5b121a0b187cb8acc546", kill_on_drop: false }`
[INFO] [stdout] 30ef28b186c0bf4591363669993a4640a2aba911db5c5b121a0b187cb8acc546