[INFO] cloning repository https://github.com/stuartthompson/rusttcpclient
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stuartthompson/rusttcpclient" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstuartthompson%2Frusttcpclient", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstuartthompson%2Frusttcpclient'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6af473ee1886b93d51aee83d81e68b70ecbedf8f
[INFO] checking stuartthompson/rusttcpclient against try#85cc1486e1f000dce4bb8e1b3cfab2b654b102a8 for pr-73323
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstuartthompson%2Frusttcpclient" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stuartthompson/rusttcpclient on toolchain 85cc1486e1f000dce4bb8e1b3cfab2b654b102a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stuartthompson/rusttcpclient
[INFO] finished tweaking git repo https://github.com/stuartthompson/rusttcpclient
[INFO] tweaked toml for git repo https://github.com/stuartthompson/rusttcpclient written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/stuartthompson/rusttcpclient already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signal-hook v0.1.14
[INFO] [stderr]   Downloaded crossterm v0.17.4
[INFO] [stderr]   Downloaded tui v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "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] 1c11a4aa3847f8b3fc76bc1909049e4a9bc412739e18ff2075bf4a4099519532
[INFO] running `Command { std: "docker" "start" "-a" "1c11a4aa3847f8b3fc76bc1909049e4a9bc412739e18ff2075bf4a4099519532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c11a4aa3847f8b3fc76bc1909049e4a9bc412739e18ff2075bf4a4099519532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c11a4aa3847f8b3fc76bc1909049e4a9bc412739e18ff2075bf4a4099519532", kill_on_drop: false }`
[INFO] [stdout] 1c11a4aa3847f8b3fc76bc1909049e4a9bc412739e18ff2075bf4a4099519532
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 097a1af46a22a644d8ceeecaa4de8ddc7a5f1bbca9bf4b11921f9e1c52252254
[INFO] running `Command { std: "docker" "start" "-a" "097a1af46a22a644d8ceeecaa4de8ddc7a5f1bbca9bf4b11921f9e1c52252254", kill_on_drop: false }`
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking signal-hook v0.1.14
[INFO] [stderr]     Checking crossterm v0.17.4
[INFO] [stderr]     Checking tui v0.9.1
[INFO] [stderr]     Checking rusttcpclient v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.25s
[INFO] running `Command { std: "docker" "inspect" "097a1af46a22a644d8ceeecaa4de8ddc7a5f1bbca9bf4b11921f9e1c52252254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "097a1af46a22a644d8ceeecaa4de8ddc7a5f1bbca9bf4b11921f9e1c52252254", kill_on_drop: false }`
[INFO] [stdout] 097a1af46a22a644d8ceeecaa4de8ddc7a5f1bbca9bf4b11921f9e1c52252254