[INFO] fetching crate goban-screenhack 0.1.4...
[INFO] checking goban-screenhack-0.1.4 against master#84e729a59f216cc64755788a470f165429a731f4 for pr-123737-1
[INFO] extracting crate goban-screenhack 0.1.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate goban-screenhack 0.1.4 on toolchain 84e729a59f216cc64755788a470f165429a731f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+84e729a59f216cc64755788a470f165429a731f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate goban-screenhack 0.1.4
[INFO] finished tweaking crates.io crate goban-screenhack 0.1.4
[INFO] tweaked toml for crates.io crate goban-screenhack 0.1.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate goban-screenhack 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+84e729a59f216cc64755788a470f165429a731f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+84e729a59f216cc64755788a470f165429a731f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 404593af95c0d012f88d4300068841fcbbb6346414f428703534f457b3ef5153
[INFO] running `Command { std: "docker" "start" "-a" "404593af95c0d012f88d4300068841fcbbb6346414f428703534f457b3ef5153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "404593af95c0d012f88d4300068841fcbbb6346414f428703534f457b3ef5153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "404593af95c0d012f88d4300068841fcbbb6346414f428703534f457b3ef5153", kill_on_drop: false }`
[INFO] [stdout] 404593af95c0d012f88d4300068841fcbbb6346414f428703534f457b3ef5153
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+84e729a59f216cc64755788a470f165429a731f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 963f8c89b4d80c91bc6bea2b01b5f8c7fedead65ddc0dc8a015d275820815e3d
[INFO] running `Command { std: "docker" "start" "-a" "963f8c89b4d80c91bc6bea2b01b5f8c7fedead65ddc0dc8a015d275820815e3d", kill_on_drop: false }`
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[INFO] [stderr]     Checking goban-screenhack v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `black_captures` and `white_captures` are never read
[INFO] [stdout]  --> src/goban.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Goban {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     pub black_captures: u64,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 8 |     pub white_captures: u64,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `black_captures` and `white_captures` are never read
[INFO] [stdout]  --> src/goban.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Goban {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     pub black_captures: u64,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 8 |     pub white_captures: u64,
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.62s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.0.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "963f8c89b4d80c91bc6bea2b01b5f8c7fedead65ddc0dc8a015d275820815e3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "963f8c89b4d80c91bc6bea2b01b5f8c7fedead65ddc0dc8a015d275820815e3d", kill_on_drop: false }`
[INFO] [stdout] 963f8c89b4d80c91bc6bea2b01b5f8c7fedead65ddc0dc8a015d275820815e3d