[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] testing me-unsolicited/rust-chess 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%2Fme-unsolicited%2Frust-chess" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/me-unsolicited/rust-chess 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/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-2/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" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1ee5c7662a8086a7b6a16445fa2d18d7f054536656f2959a4b01a0d76193365b
[INFO] running `Command { std: "docker" "start" "-a" "1ee5c7662a8086a7b6a16445fa2d18d7f054536656f2959a4b01a0d76193365b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ee5c7662a8086a7b6a16445fa2d18d7f054536656f2959a4b01a0d76193365b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ee5c7662a8086a7b6a16445fa2d18d7f054536656f2959a4b01a0d76193365b", kill_on_drop: false }`
[INFO] [stdout] 1ee5c7662a8086a7b6a16445fa2d18d7f054536656f2959a4b01a0d76193365b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 812f3338bcaf9909dcb1e12504ad28cb91990fdc1b30531cf83f577cd78cb6a6
[INFO] running `Command { std: "docker" "start" "-a" "812f3338bcaf9909dcb1e12504ad28cb91990fdc1b30531cf83f577cd78cb6a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling colored v1.7.0
[INFO] [stderr]    Compiling 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<Protocol> = 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.39s
[INFO] running `Command { std: "docker" "inspect" "812f3338bcaf9909dcb1e12504ad28cb91990fdc1b30531cf83f577cd78cb6a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "812f3338bcaf9909dcb1e12504ad28cb91990fdc1b30531cf83f577cd78cb6a6", kill_on_drop: false }`
[INFO] [stdout] 812f3338bcaf9909dcb1e12504ad28cb91990fdc1b30531cf83f577cd78cb6a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] fac96a4181f74caf1570bac2aede55f344a092e737582253586f896d82670a16
[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" "fac96a4181f74caf1570bac2aede55f344a092e737582253586f896d82670a16", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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<Protocol> = 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "fac96a4181f74caf1570bac2aede55f344a092e737582253586f896d82670a16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fac96a4181f74caf1570bac2aede55f344a092e737582253586f896d82670a16", kill_on_drop: false }`
[INFO] [stdout] fac96a4181f74caf1570bac2aede55f344a092e737582253586f896d82670a16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] a35c89c0d3bd8b82e218c10613ee02f7ce104f818e187f6bb2e21dc1a1b567e8
[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" "a35c89c0d3bd8b82e218c10613ee02f7ce104f818e187f6bb2e21dc1a1b567e8", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:19:27
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let mut protocol: Box<Protocol> = match protocol_command.as_ref() {
[INFO] [stderr]    |                           ^^^^^^^^ help: use `dyn`: `dyn Protocol`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] running 0 tests
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_chess-ac786926117c9bd0
[INFO] running `Command { std: "docker" "inspect" "a35c89c0d3bd8b82e218c10613ee02f7ce104f818e187f6bb2e21dc1a1b567e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a35c89c0d3bd8b82e218c10613ee02f7ce104f818e187f6bb2e21dc1a1b567e8", kill_on_drop: false }`
[INFO] [stdout] a35c89c0d3bd8b82e218c10613ee02f7ce104f818e187f6bb2e21dc1a1b567e8