[INFO] cloning repository https://github.com/Eugenio-Bruno/dumbbookmaker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Eugenio-Bruno/dumbbookmaker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEugenio-Bruno%2Fdumbbookmaker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEugenio-Bruno%2Fdumbbookmaker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cea1e4676fb6817b9d1459b2c464e30fbb138dc5
[INFO] checking Eugenio-Bruno/dumbbookmaker against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEugenio-Bruno%2Fdumbbookmaker" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Eugenio-Bruno/dumbbookmaker on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Eugenio-Bruno/dumbbookmaker
[INFO] finished tweaking git repo https://github.com/Eugenio-Bruno/dumbbookmaker
[INFO] tweaked toml for git repo https://github.com/Eugenio-Bruno/dumbbookmaker written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Eugenio-Bruno/dumbbookmaker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f9f4a111787067896c60c900d72ef469b4e3b39ec046b492774c81c761ba17b
[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" "3f9f4a111787067896c60c900d72ef469b4e3b39ec046b492774c81c761ba17b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f9f4a111787067896c60c900d72ef469b4e3b39ec046b492774c81c761ba17b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f9f4a111787067896c60c900d72ef469b4e3b39ec046b492774c81c761ba17b", kill_on_drop: false }`
[INFO] [stdout] 3f9f4a111787067896c60c900d72ef469b4e3b39ec046b492774c81c761ba17b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b496b7d5e39dfd4c27252449c9b550b40f54436d8da4fad3b4b774b560424e3a
[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" "b496b7d5e39dfd4c27252449c9b550b40f54436d8da4fad3b4b774b560424e3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling shakmaty v0.15.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking libc v0.2.80
[INFO] [stderr]     Checking slice-deque v0.2.4
[INFO] [stderr]     Checking btoi v0.4.2
[INFO] [stderr]     Checking pgn-reader v0.15.0
[INFO] [stderr]     Checking dumbookmaker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Board`, `Color`, `MoveList`
[INFO] [stdout]  --> src/main.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use shakmaty::{Chess, Color, MoveList, Position, Setup, Board};
[INFO] [stdout]   |                       ^^^^^  ^^^^^^^^                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StoreTrue`
[INFO] [stdout]  --> src/main.rs:8:32
[INFO] [stdout]   |
[INFO] [stdout] 8 | use argparse::{ArgumentParser, StoreTrue, Store};
[INFO] [stdout]   |                                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Board`, `Color`, `MoveList`
[INFO] [stdout]  --> src/main.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use shakmaty::{Chess, Color, MoveList, Position, Setup, Board};
[INFO] [stdout]   |                       ^^^^^  ^^^^^^^^                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StoreTrue`
[INFO] [stdout]  --> src/main.rs:8:32
[INFO] [stdout]   |
[INFO] [stdout] 8 | use argparse::{ArgumentParser, StoreTrue, Store};
[INFO] [stdout]   |                                ^^^^^^^^^
[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 7.87s
[INFO] running `Command { std: "docker" "inspect" "b496b7d5e39dfd4c27252449c9b550b40f54436d8da4fad3b4b774b560424e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b496b7d5e39dfd4c27252449c9b550b40f54436d8da4fad3b4b774b560424e3a", kill_on_drop: false }`
[INFO] [stdout] b496b7d5e39dfd4c27252449c9b550b40f54436d8da4fad3b4b774b560424e3a