[INFO] cloning repository https://github.com/cwgreene/rustserver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cwgreene/rustserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwgreene%2Frustserver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwgreene%2Frustserver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23c6bd21fbb02eb9457256610c88548a51106481
[INFO] checking cwgreene/rustserver against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwgreene%2Frustserver" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cwgreene/rustserver on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cwgreene/rustserver
[INFO] finished tweaking git repo https://github.com/cwgreene/rustserver
[INFO] tweaked toml for git repo https://github.com/cwgreene/rustserver written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/cwgreene/rustserver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6914e90fdeae13249f32cde8c8f5e9bcdad88fd1fe63474ad864f2a6bad89f7
[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" "a6914e90fdeae13249f32cde8c8f5e9bcdad88fd1fe63474ad864f2a6bad89f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6914e90fdeae13249f32cde8c8f5e9bcdad88fd1fe63474ad864f2a6bad89f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6914e90fdeae13249f32cde8c8f5e9bcdad88fd1fe63474ad864f2a6bad89f7", kill_on_drop: false }`
[INFO] [stdout] a6914e90fdeae13249f32cde8c8f5e9bcdad88fd1fe63474ad864f2a6bad89f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 554ce7abb100df6ea6592a7a12170cbfaa9d4a5c5bcd73590541c45c13b8b9d9
[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" "554ce7abb100df6ea6592a7a12170cbfaa9d4a5c5bcd73590541c45c13b8b9d9", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking tokio-executor v0.1.7
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking tokio-threadpool v0.1.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio v0.1.18
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking hyper v0.12.25
[INFO] [stderr]     Checking staticfilehyper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.47s
[INFO] running `Command { std: "docker" "inspect" "554ce7abb100df6ea6592a7a12170cbfaa9d4a5c5bcd73590541c45c13b8b9d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "554ce7abb100df6ea6592a7a12170cbfaa9d4a5c5bcd73590541c45c13b8b9d9", kill_on_drop: false }`
[INFO] [stdout] 554ce7abb100df6ea6592a7a12170cbfaa9d4a5c5bcd73590541c45c13b8b9d9