[INFO] cloning repository https://github.com/mtannerman/rust-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mtannerman/rust-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtannerman%2Frust-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtannerman%2Frust-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6281d6c7e5fbc95d2794c81bf9978569bed3a097
[INFO] checking mtannerman/rust-client against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtannerman%2Frust-client" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mtannerman/rust-client on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mtannerman/rust-client
[INFO] finished tweaking git repo https://github.com/mtannerman/rust-client
[INFO] tweaked toml for git repo https://github.com/mtannerman/rust-client written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/mtannerman/rust-client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "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] 5575e98e14070bce8dfc8cb372f45ee61bc75a624621ea69b7acffecbb1deafe
[INFO] running `Command { std: "docker" "start" "-a" "5575e98e14070bce8dfc8cb372f45ee61bc75a624621ea69b7acffecbb1deafe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5575e98e14070bce8dfc8cb372f45ee61bc75a624621ea69b7acffecbb1deafe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5575e98e14070bce8dfc8cb372f45ee61bc75a624621ea69b7acffecbb1deafe", kill_on_drop: false }`
[INFO] [stdout] 5575e98e14070bce8dfc8cb372f45ee61bc75a624621ea69b7acffecbb1deafe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf594065927bbe947d47fa0e9bb22d78ffda2cffedfc7831f8f88f606ba4ca77
[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" "bf594065927bbe947d47fa0e9bb22d78ffda2cffedfc7831f8f88f606ba4ca77", kill_on_drop: false }`
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking websocket v0.23.0
[INFO] [stderr]     Checking playground2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.55s
[INFO] running `Command { std: "docker" "inspect" "bf594065927bbe947d47fa0e9bb22d78ffda2cffedfc7831f8f88f606ba4ca77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf594065927bbe947d47fa0e9bb22d78ffda2cffedfc7831f8f88f606ba4ca77", kill_on_drop: false }`
[INFO] [stdout] bf594065927bbe947d47fa0e9bb22d78ffda2cffedfc7831f8f88f606ba4ca77