[INFO] cloning repository https://github.com/ikamensh/chagents
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ikamensh/chagents" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fikamensh%2Fchagents", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fikamensh%2Fchagents'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1cf5ab3d58ccb8871320677a99a40c0715ba11fc
[INFO] testing ikamensh/chagents against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fikamensh%2Fchagents" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ikamensh/chagents on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ikamensh/chagents
[INFO] finished tweaking git repo https://github.com/ikamensh/chagents
[INFO] tweaked toml for git repo https://github.com/ikamensh/chagents written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ikamensh/chagents already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chess v3.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acfe799313243da52c26368c6b971b0cd96adc0346cf6d881c436c94ab0d7eef
[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" "acfe799313243da52c26368c6b971b0cd96adc0346cf6d881c436c94ab0d7eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acfe799313243da52c26368c6b971b0cd96adc0346cf6d881c436c94ab0d7eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acfe799313243da52c26368c6b971b0cd96adc0346cf6d881c436c94ab0d7eef", kill_on_drop: false }`
[INFO] [stdout] acfe799313243da52c26368c6b971b0cd96adc0346cf6d881c436c94ab0d7eef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 910a93fddf8e6730d0095014206bc6583dc42ae43b1704f76c0f1a2fc085ab70
[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" "910a93fddf8e6730d0095014206bc6583dc42ae43b1704f76c0f1a2fc085ab70", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling chess v3.1.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]    Compiling chagents v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Action`
[INFO] [stdout]  --> src/main.rs:4:51
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chess::{Board, Rank, File, Square, ChessMove, Action, MoveGen};
[INFO] [stdout]   |                                                   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5m 07s
[INFO] running `Command { std: "docker" "inspect" "910a93fddf8e6730d0095014206bc6583dc42ae43b1704f76c0f1a2fc085ab70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "910a93fddf8e6730d0095014206bc6583dc42ae43b1704f76c0f1a2fc085ab70", kill_on_drop: false }`
[INFO] [stdout] 910a93fddf8e6730d0095014206bc6583dc42ae43b1704f76c0f1a2fc085ab70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3401f8102c36c1baa63552e83d733c6ed556735c675710ae6a726d4d7ec5ff69
[INFO] running `Command { std: "docker" "start" "-a" "3401f8102c36c1baa63552e83d733c6ed556735c675710ae6a726d4d7ec5ff69", kill_on_drop: false }`
[INFO] [stderr]    Compiling chagents v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Action`
[INFO] [stdout]  --> src/main.rs:4:51
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chess::{Board, Rank, File, Square, ChessMove, Action, MoveGen};
[INFO] [stdout]   |                                                   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "3401f8102c36c1baa63552e83d733c6ed556735c675710ae6a726d4d7ec5ff69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3401f8102c36c1baa63552e83d733c6ed556735c675710ae6a726d4d7ec5ff69", kill_on_drop: false }`
[INFO] [stdout] 3401f8102c36c1baa63552e83d733c6ed556735c675710ae6a726d4d7ec5ff69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f7de5b353f45f829efc6c10d8007d38b157735044a436a52e23de260b6b76441
[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" "f7de5b353f45f829efc6c10d8007d38b157735044a436a52e23de260b6b76441", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Action`
[INFO] [stderr]  --> src/main.rs:4:51
[INFO] [stderr]   |
[INFO] [stderr] 4 | use chess::{Board, Rank, File, Square, ChessMove, Action, MoveGen};
[INFO] [stderr]   |                                                   ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chagents-8b37322826ebd067
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f7de5b353f45f829efc6c10d8007d38b157735044a436a52e23de260b6b76441", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7de5b353f45f829efc6c10d8007d38b157735044a436a52e23de260b6b76441", kill_on_drop: false }`
[INFO] [stdout] f7de5b353f45f829efc6c10d8007d38b157735044a436a52e23de260b6b76441