[INFO] fetching crate zzchess 0.1.0...
[INFO] building zzchess-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate zzchess 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate zzchess 0.1.0
[INFO] finished tweaking crates.io crate zzchess 0.1.0
[INFO] tweaked toml for crates.io crate zzchess 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zzchess 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zzchess 0.1.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24a33420c9a1af29b3f531b33e00b0ab4f2d53c0e9b70ab6687c2208a29e616d
[INFO] running `Command { std: "docker" "start" "-a" "24a33420c9a1af29b3f531b33e00b0ab4f2d53c0e9b70ab6687c2208a29e616d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24a33420c9a1af29b3f531b33e00b0ab4f2d53c0e9b70ab6687c2208a29e616d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24a33420c9a1af29b3f531b33e00b0ab4f2d53c0e9b70ab6687c2208a29e616d", kill_on_drop: false }`
[INFO] [stdout] 24a33420c9a1af29b3f531b33e00b0ab4f2d53c0e9b70ab6687c2208a29e616d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92405e1bd4862e72d026ab212ce3a3e14b7e52aa08875b108f628186df798a15
[INFO] running `Command { std: "docker" "start" "-a" "92405e1bd4862e72d026ab212ce3a3e14b7e52aa08875b108f628186df798a15", kill_on_drop: false }`
[INFO] [stderr]    Compiling zzchess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "92405e1bd4862e72d026ab212ce3a3e14b7e52aa08875b108f628186df798a15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92405e1bd4862e72d026ab212ce3a3e14b7e52aa08875b108f628186df798a15", kill_on_drop: false }`
[INFO] [stdout] 92405e1bd4862e72d026ab212ce3a3e14b7e52aa08875b108f628186df798a15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c35bb582ecf18113e349c7e71fb90c5dc4355b0398f5ce8c26339f7aaf07806
[INFO] running `Command { std: "docker" "start" "-a" "0c35bb582ecf18113e349c7e71fb90c5dc4355b0398f5ce8c26339f7aaf07806", kill_on_drop: false }`
[INFO] [stderr]    Compiling zzchess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "0c35bb582ecf18113e349c7e71fb90c5dc4355b0398f5ce8c26339f7aaf07806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c35bb582ecf18113e349c7e71fb90c5dc4355b0398f5ce8c26339f7aaf07806", kill_on_drop: false }`
[INFO] [stdout] 0c35bb582ecf18113e349c7e71fb90c5dc4355b0398f5ce8c26339f7aaf07806