[INFO] cloning repository https://github.com/Svedrin/netio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Svedrin/netio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSvedrin%2Fnetio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSvedrin%2Fnetio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d47c8ef645da60930672dbaa78c1571bd449c7c9
[INFO] checking Svedrin/netio against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSvedrin%2Fnetio" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Svedrin/netio on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-10/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Svedrin/netio
[INFO] finished tweaking git repo https://github.com/Svedrin/netio
[INFO] tweaked toml for git repo https://github.com/Svedrin/netio written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Svedrin/netio already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d15eaa8f9c1a974f9bf6a3db4c3f2754d1f3e004fd77797cfb156915bc5c7a8c
[INFO] running `Command { std: "docker" "start" "-a" "d15eaa8f9c1a974f9bf6a3db4c3f2754d1f3e004fd77797cfb156915bc5c7a8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d15eaa8f9c1a974f9bf6a3db4c3f2754d1f3e004fd77797cfb156915bc5c7a8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d15eaa8f9c1a974f9bf6a3db4c3f2754d1f3e004fd77797cfb156915bc5c7a8c", kill_on_drop: false }`
[INFO] [stdout] d15eaa8f9c1a974f9bf6a3db4c3f2754d1f3e004fd77797cfb156915bc5c7a8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 066ab419d6871dd9e94839b4760f8169ad0c7bf651a8d2a5652cd4d01e33656e
[INFO] running `Command { std: "docker" "start" "-a" "066ab419d6871dd9e94839b4760f8169ad0c7bf651a8d2a5652cd4d01e33656e", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.18
[INFO] [stderr]    Compiling gcc v0.3.53
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking rustc-demangle v0.1.5
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking unicode-segmentation v1.0.1
[INFO] [stderr]     Checking term_size v0.2.1
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking clap v2.20.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.12
[INFO] [stderr]     Checking backtrace v0.3.2
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking netio v99.99.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.93s
[INFO] running `Command { std: "docker" "inspect" "066ab419d6871dd9e94839b4760f8169ad0c7bf651a8d2a5652cd4d01e33656e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "066ab419d6871dd9e94839b4760f8169ad0c7bf651a8d2a5652cd4d01e33656e", kill_on_drop: false }`
[INFO] [stdout] 066ab419d6871dd9e94839b4760f8169ad0c7bf651a8d2a5652cd4d01e33656e