[INFO] fetching crate railyard-ai 0.3.1...
[INFO] testing railyard-ai-0.3.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate railyard-ai 0.3.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate railyard-ai 0.3.1
[INFO] finished tweaking crates.io crate railyard-ai 0.3.1
[INFO] tweaked toml for crates.io crate railyard-ai 0.3.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate railyard-ai 0.3.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate railyard-ai 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39971653f818ed40950cffefd3c75e57c92beb05e8cfa4f1dda32dd2ddc3ed46
[INFO] running `Command { std: "docker" "start" "-a" "39971653f818ed40950cffefd3c75e57c92beb05e8cfa4f1dda32dd2ddc3ed46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39971653f818ed40950cffefd3c75e57c92beb05e8cfa4f1dda32dd2ddc3ed46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39971653f818ed40950cffefd3c75e57c92beb05e8cfa4f1dda32dd2ddc3ed46", kill_on_drop: false }`
[INFO] [stdout] 39971653f818ed40950cffefd3c75e57c92beb05e8cfa4f1dda32dd2ddc3ed46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82ace58f8c307c33b40d8c7d8f44918f0abf62f5e26d43eee788bf1c89bc6a4e
[INFO] running `Command { std: "docker" "start" "-a" "82ace58f8c307c33b40d8c7d8f44918f0abf62f5e26d43eee788bf1c89bc6a4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling railyard-ai v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "82ace58f8c307c33b40d8c7d8f44918f0abf62f5e26d43eee788bf1c89bc6a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82ace58f8c307c33b40d8c7d8f44918f0abf62f5e26d43eee788bf1c89bc6a4e", kill_on_drop: false }`
[INFO] [stdout] 82ace58f8c307c33b40d8c7d8f44918f0abf62f5e26d43eee788bf1c89bc6a4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c6038adf1d48e5050a90d17de03e99b039ab958614ba3d2497fbd857621fb04
[INFO] running `Command { std: "docker" "start" "-a" "2c6038adf1d48e5050a90d17de03e99b039ab958614ba3d2497fbd857621fb04", kill_on_drop: false }`
[INFO] [stderr]    Compiling railyard-ai v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "2c6038adf1d48e5050a90d17de03e99b039ab958614ba3d2497fbd857621fb04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c6038adf1d48e5050a90d17de03e99b039ab958614ba3d2497fbd857621fb04", kill_on_drop: false }`
[INFO] [stdout] 2c6038adf1d48e5050a90d17de03e99b039ab958614ba3d2497fbd857621fb04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 20e69c548f6e0ac12174568b6d3f746a38c6395a61a14f07ad28fbbb50faab89
[INFO] running `Command { std: "docker" "start" "-a" "20e69c548f6e0ac12174568b6d3f746a38c6395a61a14f07ad28fbbb50faab89", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/railyard-95e53f149c52a531)
[INFO] [stdout] 
[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" "20e69c548f6e0ac12174568b6d3f746a38c6395a61a14f07ad28fbbb50faab89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20e69c548f6e0ac12174568b6d3f746a38c6395a61a14f07ad28fbbb50faab89", kill_on_drop: false }`
[INFO] [stdout] 20e69c548f6e0ac12174568b6d3f746a38c6395a61a14f07ad28fbbb50faab89