[INFO] cloning repository https://github.com/15jgme/shallow_red_engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/15jgme/shallow_red_engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F15jgme%2Fshallow_red_engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F15jgme%2Fshallow_red_engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40ec8eb4067cf8ba3d95d743be6114e25691f9a3
[INFO] checking 15jgme/shallow_red_engine against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F15jgme%2Fshallow_red_engine" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/15jgme/shallow_red_engine
[INFO] finished tweaking git repo https://github.com/15jgme/shallow_red_engine
[INFO] tweaked toml for git repo https://github.com/15jgme/shallow_red_engine written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/15jgme/shallow_red_engine on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/15jgme/shallow_red_engine 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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d214f9a7de6fe43a9bbcc016c156a9ab639f5e68586e6982c57583821856633c
[INFO] running `Command { std: "docker" "start" "-a" "d214f9a7de6fe43a9bbcc016c156a9ab639f5e68586e6982c57583821856633c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d214f9a7de6fe43a9bbcc016c156a9ab639f5e68586e6982c57583821856633c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d214f9a7de6fe43a9bbcc016c156a9ab639f5e68586e6982c57583821856633c", kill_on_drop: false }`
[INFO] [stdout] d214f9a7de6fe43a9bbcc016c156a9ab639f5e68586e6982c57583821856633c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a560ef9bcc3889b59d38d2042e2ec8e394d43cfe867298b071b81236dacbb39e
[INFO] running `Command { std: "docker" "start" "-a" "a560ef9bcc3889b59d38d2042e2ec8e394d43cfe867298b071b81236dacbb39e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.27.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling quote v1.0.31
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling serde v1.0.177
[INFO] [stderr]     Checking lock_api v0.4.10
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking parking_lot_core v0.7.3
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.177
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking object v0.31.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling addr2line v0.20.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling serial_test_derive v0.4.0
[INFO] [stderr]     Checking serial_test v0.4.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling chess v3.2.0
[INFO] [stderr]     Checking shallow_red_engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BitBoard` and `Piece`
[INFO] [stdout]  --> src/extensions.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chess::{BitBoard, Board, BoardStatus, Piece, EMPTY};
[INFO] [stdout]   |             ^^^^^^^^                      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BitBoard` and `Piece`
[INFO] [stdout]  --> src/extensions.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chess::{BitBoard, Board, BoardStatus, Piece, EMPTY};
[INFO] [stdout]   |             ^^^^^^^^                      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `skip_tt_push` is assigned to, but never used
[INFO] [stdout]   --> src/search.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut skip_tt_push = false; // Flag for whether or not we should avoid pushing to the TT
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_skip_tt_push` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `skip_tt_push` is never read
[INFO] [stdout]   --> src/search.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |                     skip_tt_push = current_lookahead < cache_lookahead; // Don't replace in TT if our lookahead is worse
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RetreivedCacheData` is never constructed
[INFO] [stdout]   --> src/ordering.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub(crate) struct RetreivedCacheData {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `skip_tt_push` is assigned to, but never used
[INFO] [stdout]   --> src/search.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut skip_tt_push = false; // Flag for whether or not we should avoid pushing to the TT
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_skip_tt_push` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `skip_tt_push` is never read
[INFO] [stdout]   --> src/search.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |                     skip_tt_push = current_lookahead < cache_lookahead; // Don't replace in TT if our lookahead is worse
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RetreivedCacheData` is never constructed
[INFO] [stdout]   --> src/ordering.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub(crate) struct RetreivedCacheData {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "a560ef9bcc3889b59d38d2042e2ec8e394d43cfe867298b071b81236dacbb39e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a560ef9bcc3889b59d38d2042e2ec8e394d43cfe867298b071b81236dacbb39e", kill_on_drop: false }`
[INFO] [stdout] a560ef9bcc3889b59d38d2042e2ec8e394d43cfe867298b071b81236dacbb39e
