[INFO] cloning repository https://github.com/4-sight/rust-chat_client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/4-sight/rust-chat_client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4-sight%2Frust-chat_client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4-sight%2Frust-chat_client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af9cd2c0f0a6fa1e4b838461c2df40af891c3486
[INFO] checking 4-sight/rust-chat_client against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4-sight%2Frust-chat_client" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/4-sight/rust-chat_client on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/4-sight/rust-chat_client
[INFO] finished tweaking git repo https://github.com/4-sight/rust-chat_client
[INFO] tweaked toml for git repo https://github.com/4-sight/rust-chat_client written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/4-sight/rust-chat_client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 792c7f3230ad82c9f396916637d0f22c17194f1bc131c20c40b3414b6bf320db
[INFO] running `Command { std: "docker" "start" "-a" "792c7f3230ad82c9f396916637d0f22c17194f1bc131c20c40b3414b6bf320db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "792c7f3230ad82c9f396916637d0f22c17194f1bc131c20c40b3414b6bf320db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "792c7f3230ad82c9f396916637d0f22c17194f1bc131c20c40b3414b6bf320db", kill_on_drop: false }`
[INFO] [stdout] 792c7f3230ad82c9f396916637d0f22c17194f1bc131c20c40b3414b6bf320db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 261a2126db0c9127c79064798bb225fda3b64c432a635d3be8047456bc094dc7
[INFO] running `Command { std: "docker" "start" "-a" "261a2126db0c9127c79064798bb225fda3b64c432a635d3be8047456bc094dc7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "261a2126db0c9127c79064798bb225fda3b64c432a635d3be8047456bc094dc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "261a2126db0c9127c79064798bb225fda3b64c432a635d3be8047456bc094dc7", kill_on_drop: false }`
[INFO] [stdout] 261a2126db0c9127c79064798bb225fda3b64c432a635d3be8047456bc094dc7