[INFO] cloning repository https://github.com/iacsa/chess-repertoire-optimizer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iacsa/chess-repertoire-optimizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiacsa%2Fchess-repertoire-optimizer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiacsa%2Fchess-repertoire-optimizer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] afdf95cda88b2260fa27b65c10bd907d887e4bc1 [INFO] checking iacsa/chess-repertoire-optimizer against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiacsa%2Fchess-repertoire-optimizer" "/workspace/builds/worker-67/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-67/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/iacsa/chess-repertoire-optimizer on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/iacsa/chess-repertoire-optimizer [INFO] finished tweaking git repo https://github.com/iacsa/chess-repertoire-optimizer [INFO] tweaked toml for git repo https://github.com/iacsa/chess-repertoire-optimizer written to /workspace/builds/worker-67/source/Cargo.toml [INFO] crate git repo https://github.com/iacsa/chess-repertoire-optimizer already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 72be1783a4a2591b75e153a23c725d8a606bebe2732a539556b5abf933af3e3b [INFO] running `Command { std: "docker" "start" "-a" "72be1783a4a2591b75e153a23c725d8a606bebe2732a539556b5abf933af3e3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "72be1783a4a2591b75e153a23c725d8a606bebe2732a539556b5abf933af3e3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72be1783a4a2591b75e153a23c725d8a606bebe2732a539556b5abf933af3e3b", kill_on_drop: false }` [INFO] [stdout] 72be1783a4a2591b75e153a23c725d8a606bebe2732a539556b5abf933af3e3b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a7ef40a9c1c4a44b27fcc766226699c724ec6e8c26f12768b97f625ce2d8f654 [INFO] running `Command { std: "docker" "start" "-a" "a7ef40a9c1c4a44b27fcc766226699c724ec6e8c26f12768b97f625ce2d8f654", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling cc v1.0.46 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling syn v1.0.7 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking mucow v0.1.0 [INFO] [stderr] Checking peggler v0.1.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling bincode v1.2.0 [INFO] [stderr] Checking lock_api v0.3.1 [INFO] [stderr] Compiling encoding_rs v0.8.20 [INFO] [stderr] Checking miniz_oxide v0.3.5 [INFO] [stderr] Compiling unicase v2.5.1 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Compiling memoffset v0.5.2 [INFO] [stderr] Checking unicode-normalization v0.1.9 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking tokio-executor v0.1.8 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling mime_guess v2.0.1 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking tokio-timer v0.2.11 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.11.0 [INFO] [stderr] Checking parking_lot_core v0.6.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking flate2 v1.0.12 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling openssl-sys v0.9.52 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking url v2.1.0 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking tokio-threadpool v0.1.16 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.19 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking rayon v1.2.0 [INFO] [stderr] Checking cookie v0.12.0 [INFO] [stderr] Compiling openssl v0.10.25 [INFO] [stderr] Compiling native-tls v0.2.3 [INFO] [stderr] Checking tokio-reactor v0.1.10 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking backtrace v0.3.40 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking chess_pgn_parser v0.1.2 [INFO] [stderr] Checking pleco v0.5.0 [INFO] [stderr] Checking publicsuffix v1.5.3 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking hyper v0.12.35 [INFO] [stderr] Compiling synstructure v0.12.2 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling structopt-derive v0.3.4 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking structopt v0.3.4 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking reqwest v0.9.22 [INFO] [stderr] Checking chess-repertoire-optimizer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `average_rating` [INFO] [stdout] --> src/opening_book/lichess.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | average_rating: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/opening_book/lichess.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `rating` [INFO] [stdout] --> src/opening_book/lichess.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | rating: u32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/opening_book/lichess.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | id: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `winner` [INFO] [stdout] --> src/opening_book/lichess.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | winner: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `speed` [INFO] [stdout] --> src/opening_book/lichess.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | speed: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `white` [INFO] [stdout] --> src/opening_book/lichess.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | white: Player, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `black` [INFO] [stdout] --> src/opening_book/lichess.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | black: Player, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `year` [INFO] [stdout] --> src/opening_book/lichess.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | year: u32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `top_games` [INFO] [stdout] --> src/opening_book/lichess.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 43 | top_games: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `average_rating` [INFO] [stdout] --> src/opening_book/lichess.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | average_rating: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/opening_book/lichess.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `rating` [INFO] [stdout] --> src/opening_book/lichess.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | rating: u32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/opening_book/lichess.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | id: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `winner` [INFO] [stdout] --> src/opening_book/lichess.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | winner: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `speed` [INFO] [stdout] --> src/opening_book/lichess.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | speed: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `white` [INFO] [stdout] --> src/opening_book/lichess.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | white: Player, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `black` [INFO] [stdout] --> src/opening_book/lichess.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | black: Player, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `year` [INFO] [stdout] --> src/opening_book/lichess.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | year: u32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `top_games` [INFO] [stdout] --> src/opening_book/lichess.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 43 | top_games: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.74s [INFO] running `Command { std: "docker" "inspect" "a7ef40a9c1c4a44b27fcc766226699c724ec6e8c26f12768b97f625ce2d8f654", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7ef40a9c1c4a44b27fcc766226699c724ec6e8c26f12768b97f625ce2d8f654", kill_on_drop: false }` [INFO] [stdout] a7ef40a9c1c4a44b27fcc766226699c724ec6e8c26f12768b97f625ce2d8f654