[INFO] fetching crate myopic-brain 1.8.0... [INFO] building myopic-brain-1.8.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2 [INFO] extracting crate myopic-brain 1.8.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate myopic-brain 1.8.0 [INFO] finished tweaking crates.io crate myopic-brain 1.8.0 [INFO] tweaked toml for crates.io crate myopic-brain 1.8.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate myopic-brain 1.8.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 50 packages to latest compatible versions [INFO] [stderr] Adding itertools v0.9.0 (available: v0.14.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3e1875bf8ec896b7d76595c39c9e620f1c715884c7b3dfc5ceb324bbd8ad0ccc [INFO] running `Command { std: "docker" "start" "-a" "3e1875bf8ec896b7d76595c39c9e620f1c715884c7b3dfc5ceb324bbd8ad0ccc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3e1875bf8ec896b7d76595c39c9e620f1c715884c7b3dfc5ceb324bbd8ad0ccc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e1875bf8ec896b7d76595c39c9e620f1c715884c7b3dfc5ceb324bbd8ad0ccc", kill_on_drop: false }` [INFO] [stdout] 3e1875bf8ec896b7d76595c39c9e620f1c715884c7b3dfc5ceb324bbd8ad0ccc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 44fabcd7a76db28c0f47231398e76fb6b8f548879e6a7231dba5dde16191c0f8 [INFO] running `Command { std: "docker" "start" "-a" "44fabcd7a76db28c0f47231398e76fb6b8f548879e6a7231dba5dde16191c0f8", kill_on_drop: false }` [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling regex-automata v0.4.11 [INFO] [stderr] Compiling darling_core v0.21.3 [INFO] [stderr] Compiling regex v1.11.3 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling darling_macro v0.21.3 [INFO] [stderr] Compiling darling v0.21.3 [INFO] [stderr] Compiling enumset_derive v0.14.0 [INFO] [stderr] Compiling enumset v1.1.10 [INFO] [stderr] Compiling myopic-core v1.3.0 [INFO] [stderr] Compiling myopic-board v2.2.0 [INFO] [stderr] Compiling myopic-brain v1.8.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/search/negascout.rs:126:8 [INFO] [stdout] | [INFO] [stdout] 126 | Pv(u8, Move), [INFO] [stdout] | -- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 126 - Pv(u8, Move), [INFO] [stdout] 126 + Pv((), Move), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ConstantEstimator` is never constructed [INFO] [stdout] --> src/search/ordering.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct ConstantEstimator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.26s [INFO] running `Command { std: "docker" "inspect" "44fabcd7a76db28c0f47231398e76fb6b8f548879e6a7231dba5dde16191c0f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44fabcd7a76db28c0f47231398e76fb6b8f548879e6a7231dba5dde16191c0f8", kill_on_drop: false }` [INFO] [stdout] 44fabcd7a76db28c0f47231398e76fb6b8f548879e6a7231dba5dde16191c0f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4cfa4b918c56766c2092fe725e15826ac91c20d4bdd8c6386ed27e6cb224567c [INFO] running `Command { std: "docker" "start" "-a" "4cfa4b918c56766c2092fe725e15826ac91c20d4bdd8c6386ed27e6cb224567c", kill_on_drop: false }` [INFO] [stderr] Compiling dotenv v0.15.0 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/search/negascout.rs:126:8 [INFO] [stdout] | [INFO] [stdout] 126 | Pv(u8, Move), [INFO] [stdout] | -- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 126 - Pv(u8, Move), [INFO] [stdout] 126 + Pv((), Move), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ConstantEstimator` is never constructed [INFO] [stdout] --> src/search/ordering.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct ConstantEstimator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling myopic-brain v1.8.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `ConstantEstimator` is never constructed [INFO] [stdout] --> src/search/ordering.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct ConstantEstimator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/search/negascout.rs:126:8 [INFO] [stdout] | [INFO] [stdout] 126 | Pv(u8, Move), [INFO] [stdout] | -- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 126 - Pv(u8, Move), [INFO] [stdout] 126 + Pv((), Move), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.01s [INFO] running `Command { std: "docker" "inspect" "4cfa4b918c56766c2092fe725e15826ac91c20d4bdd8c6386ed27e6cb224567c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cfa4b918c56766c2092fe725e15826ac91c20d4bdd8c6386ed27e6cb224567c", kill_on_drop: false }` [INFO] [stdout] 4cfa4b918c56766c2092fe725e15826ac91c20d4bdd8c6386ed27e6cb224567c