[INFO] fetching crate myopic-brain 1.8.0... [INFO] building myopic-brain-1.8.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1 [INFO] extracting crate myopic-brain 1.8.0 into /workspace/builds/worker-7-tc1/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-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate myopic-brain 1.8.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded myopic-core v1.3.0 [INFO] [stderr] Downloaded myopic-board v2.2.0 [INFO] [stderr] Downloaded enumset v1.1.10 [INFO] [stderr] Downloaded enumset_derive v0.14.0 [INFO] [stderr] Downloaded itertools v0.8.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e128be869066ef72f148268b5ac7207133b9b4ad95a129c93f43d8fec056ec98 [INFO] running `Command { std: "docker" "start" "-a" "e128be869066ef72f148268b5ac7207133b9b4ad95a129c93f43d8fec056ec98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e128be869066ef72f148268b5ac7207133b9b4ad95a129c93f43d8fec056ec98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e128be869066ef72f148268b5ac7207133b9b4ad95a129c93f43d8fec056ec98", kill_on_drop: false }` [INFO] [stdout] e128be869066ef72f148268b5ac7207133b9b4ad95a129c93f43d8fec056ec98 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0923fe297f7acffd36de64d05329b6203e2c42aa0eebc732caa72e5fde89cd89 [INFO] running `Command { std: "docker" "start" "-a" "0923fe297f7acffd36de64d05329b6203e2c42aa0eebc732caa72e5fde89cd89", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling darling_core v0.21.3 [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 12.77s [INFO] running `Command { std: "docker" "inspect" "0923fe297f7acffd36de64d05329b6203e2c42aa0eebc732caa72e5fde89cd89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0923fe297f7acffd36de64d05329b6203e2c42aa0eebc732caa72e5fde89cd89", kill_on_drop: false }` [INFO] [stdout] 0923fe297f7acffd36de64d05329b6203e2c42aa0eebc732caa72e5fde89cd89 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d685ba14a6232f6a2b879b5c4af3a93e8f8bb82c5deeeb6556ee11a258f0fefb [INFO] running `Command { std: "docker" "start" "-a" "d685ba14a6232f6a2b879b5c4af3a93e8f8bb82c5deeeb6556ee11a258f0fefb", 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: 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 `test` profile [unoptimized + debuginfo] target(s) in 2.15s [INFO] running `Command { std: "docker" "inspect" "d685ba14a6232f6a2b879b5c4af3a93e8f8bb82c5deeeb6556ee11a258f0fefb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d685ba14a6232f6a2b879b5c4af3a93e8f8bb82c5deeeb6556ee11a258f0fefb", kill_on_drop: false }` [INFO] [stdout] d685ba14a6232f6a2b879b5c4af3a93e8f8bb82c5deeeb6556ee11a258f0fefb