[INFO] fetching crate tactics-trainer-cli 1.0.2...
[INFO] checking tactics-trainer-cli-1.0.2 against master#2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4 for pr-84385
[INFO] extracting crate tactics-trainer-cli 1.0.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate tactics-trainer-cli 1.0.2 on toolchain 2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tactics-trainer-cli 1.0.2
[INFO] finished tweaking crates.io crate tactics-trainer-cli 1.0.2
[INFO] tweaked toml for crates.io crate tactics-trainer-cli 1.0.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate tactics-trainer-cli 1.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded httpdate v1.0.0
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[INFO] [stderr]   Downloaded clap_derive v3.0.2
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[INFO] [stderr]   Downloaded clap v3.0.2
[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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8b72154af39c70e4c23572ad6cb36c56441b5aa5206991f4b4b8873344adcfa
[INFO] running `Command { std: "docker" "start" "-a" "b8b72154af39c70e4c23572ad6cb36c56441b5aa5206991f4b4b8873344adcfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8b72154af39c70e4c23572ad6cb36c56441b5aa5206991f4b4b8873344adcfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8b72154af39c70e4c23572ad6cb36c56441b5aa5206991f4b4b8873344adcfa", kill_on_drop: false }`
[INFO] [stdout] b8b72154af39c70e4c23572ad6cb36c56441b5aa5206991f4b4b8873344adcfa
[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" "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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3503f0e94081c452bd51ebec383ac16b3200a5c628f1529876a5869899311b23
[INFO] running `Command { std: "docker" "start" "-a" "3503f0e94081c452bd51ebec383ac16b3200a5c628f1529876a5869899311b23", kill_on_drop: false }`
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[INFO] [stderr]     Checking tactics-trainer-cli v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::Context`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use anyhow::Context;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Move`, `self`
[INFO] [stdout]   --> src/main.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 |     san::{self, San},
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 14 |     uci::Uci,
[INFO] [stdout] 15 |     Board, CastlingMode, Chess, Color, Move, Piece, Position, Role, Setup, Square,
[INFO] [stdout]    |                                        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::Context`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use anyhow::Context;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Move`, `self`
[INFO] [stdout]   --> src/main.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 |     san::{self, San},
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 14 |     uci::Uci,
[INFO] [stdout] 15 |     Board, CastlingMode, Chess, Color, Move, Piece, Position, Role, Setup, Square,
[INFO] [stdout]    |                                        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `clap::AppSettings::ColoredHelp`: This is now the default
[INFO] [stdout]   --> src/main.rs:22:31
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[clap(setting = AppSettings::ColoredHelp)]
[INFO] [stdout]    |                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `clap::AppSettings::ColoredHelp`: This is now the default
[INFO] [stdout]   --> src/main.rs:22:31
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[clap(setting = AppSettings::ColoredHelp)]
[INFO] [stdout]    |                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_position`
[INFO] [stdout]    --> src/main.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let old_position = position.clone();
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_position`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old_position`
[INFO] [stdout]    --> src/main.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let old_position = position.clone();
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_position`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `piece_unicode` is never used
[INFO] [stdout]    --> src/main.rs:302:4
[INFO] [stdout]     |
[INFO] [stdout] 302 | fn piece_unicode(piece: &Piece) -> &'static str {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `piece_unicode` is never used
[INFO] [stdout]    --> src/main.rs:302:4
[INFO] [stdout]     |
[INFO] [stdout] 302 | fn piece_unicode(piece: &Piece) -> &'static str {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.69s
[INFO] running `Command { std: "docker" "inspect" "3503f0e94081c452bd51ebec383ac16b3200a5c628f1529876a5869899311b23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3503f0e94081c452bd51ebec383ac16b3200a5c628f1529876a5869899311b23", kill_on_drop: false }`
[INFO] [stdout] 3503f0e94081c452bd51ebec383ac16b3200a5c628f1529876a5869899311b23