[INFO] cloning repository https://github.com/me-unsolicited/rust-chess [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/me-unsolicited/rust-chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fme-unsolicited%2Frust-chess", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fme-unsolicited%2Frust-chess'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a9d265c9021cac86c9d568529464cf4aa27b860a [INFO] checking me-unsolicited/rust-chess against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fme-unsolicited%2Frust-chess" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/me-unsolicited/rust-chess on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/me-unsolicited/rust-chess [INFO] finished tweaking git repo https://github.com/me-unsolicited/rust-chess [INFO] tweaked toml for git repo https://github.com/me-unsolicited/rust-chess written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/me-unsolicited/rust-chess already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7d32b62dfde7e70efccd5d652a3d830c16c5d122760ebfc0f2ca1c2d642cee0a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7d32b62dfde7e70efccd5d652a3d830c16c5d122760ebfc0f2ca1c2d642cee0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7d32b62dfde7e70efccd5d652a3d830c16c5d122760ebfc0f2ca1c2d642cee0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d32b62dfde7e70efccd5d652a3d830c16c5d122760ebfc0f2ca1c2d642cee0a", kill_on_drop: false }` [INFO] [stdout] 7d32b62dfde7e70efccd5d652a3d830c16c5d122760ebfc0f2ca1c2d642cee0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 110c24a02a4d9c1f5159a131161b625ee6ed0d9954b111c405c5ccc83f8d8f9c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "110c24a02a4d9c1f5159a131161b625ee6ed0d9954b111c405c5ccc83f8d8f9c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking colored v1.7.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking rand_pcg v0.1.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking rust-chess v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:19:27 [INFO] [stdout] | [INFO] [stdout] 19 | let mut protocol: Box = match protocol_command.as_ref() { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Protocol` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:19:27 [INFO] [stdout] | [INFO] [stdout] 19 | let mut protocol: Box = match protocol_command.as_ref() { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Protocol` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `rng` [INFO] [stdout] --> src/engine/search.rs:83:5 [INFO] [stdout] | [INFO] [stdout] 83 | rng: rand::rngs::ThreadRng, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `rng` [INFO] [stdout] --> src/engine/search.rs:83:5 [INFO] [stdout] | [INFO] [stdout] 83 | rng: rand::rngs::ThreadRng, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.71s [INFO] running `Command { std: "docker" "inspect" "110c24a02a4d9c1f5159a131161b625ee6ed0d9954b111c405c5ccc83f8d8f9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "110c24a02a4d9c1f5159a131161b625ee6ed0d9954b111c405c5ccc83f8d8f9c", kill_on_drop: false }` [INFO] [stdout] 110c24a02a4d9c1f5159a131161b625ee6ed0d9954b111c405c5ccc83f8d8f9c