[INFO] cloning repository https://github.com/agalakhov/tcp-serial-proxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/agalakhov/tcp-serial-proxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagalakhov%2Ftcp-serial-proxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagalakhov%2Ftcp-serial-proxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 302c0b4aaba60ea102292e5f28cc7420ddaeb61e
[INFO] checking agalakhov/tcp-serial-proxy against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagalakhov%2Ftcp-serial-proxy" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/agalakhov/tcp-serial-proxy on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/agalakhov/tcp-serial-proxy
[INFO] finished tweaking git repo https://github.com/agalakhov/tcp-serial-proxy
[INFO] tweaked toml for git repo https://github.com/agalakhov/tcp-serial-proxy written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/agalakhov/tcp-serial-proxy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libudev v0.2.0
[INFO] [stderr]   Downloaded IOKit-sys v0.1.5
[INFO] [stderr]   Downloaded CoreFoundation-sys v0.1.4
[INFO] [stderr]   Downloaded tokio-sync v0.1.1
[INFO] [stderr]   Downloaded tokio v0.1.15
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.11
[INFO] [stderr]   Downloaded regex-syntax v0.6.5
[INFO] [stderr]   Downloaded socket2 v0.3.8
[INFO] [stderr]   Downloaded rand_os v0.1.2
[INFO] [stderr]   Downloaded mach v0.1.2
[INFO] [stderr]   Downloaded cc v1.0.29
[INFO] [stderr]   Downloaded nix v0.12.0
[INFO] [stderr]   Downloaded mio-serial v3.2.0
[INFO] [stderr]   Downloaded tokio-serial v3.2.0
[INFO] [stderr]   Downloaded serialport v3.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b0973cc55ff2d526bb77e6d96259918a76be9722102b17f44ece2db71b8c7d4
[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" "5b0973cc55ff2d526bb77e6d96259918a76be9722102b17f44ece2db71b8c7d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b0973cc55ff2d526bb77e6d96259918a76be9722102b17f44ece2db71b8c7d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b0973cc55ff2d526bb77e6d96259918a76be9722102b17f44ece2db71b8c7d4", kill_on_drop: false }`
[INFO] [stdout] 5b0973cc55ff2d526bb77e6d96259918a76be9722102b17f44ece2db71b8c7d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e99d96de0ac5cb7af81b377f955db98c63cf260870fa593486ed783a986ea9ec
[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" "e99d96de0ac5cb7af81b377f955db98c63cf260870fa593486ed783a986ea9ec", kill_on_drop: false }`
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking tokio-sync v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking arrayvec v0.4.10
[INFO] [stderr]     Checking nix v0.12.0
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking libudev-sys v0.1.4
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking smallvec v0.6.8
[INFO] [stderr]     Checking tokio-executor v0.1.6
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking tokio-current-thread v0.1.4
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking tokio-io v0.1.11
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking serialport v3.2.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking mio-serial v3.2.0
[INFO] [stderr]     Checking tokio-serial v3.2.0
[INFO] [stderr]     Checking tokio-fs v0.1.5
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]     Checking tcp-proxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.43s
[INFO] running `Command { std: "docker" "inspect" "e99d96de0ac5cb7af81b377f955db98c63cf260870fa593486ed783a986ea9ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e99d96de0ac5cb7af81b377f955db98c63cf260870fa593486ed783a986ea9ec", kill_on_drop: false }`
[INFO] [stdout] e99d96de0ac5cb7af81b377f955db98c63cf260870fa593486ed783a986ea9ec