[INFO] cloning repository https://github.com/nickbabcock/rrrocket
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nickbabcock/rrrocket" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickbabcock%2Frrrocket", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickbabcock%2Frrrocket'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 750ac5484648a1f66cd4ed86e91afbbeffe027e0
[INFO] checking nickbabcock/rrrocket against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickbabcock%2Frrrocket" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nickbabcock/rrrocket on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nickbabcock/rrrocket
[INFO] finished tweaking git repo https://github.com/nickbabcock/rrrocket
[INFO] tweaked toml for git repo https://github.com/nickbabcock/rrrocket written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/nickbabcock/rrrocket already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6210014188cc4b005dcccbbc80b2ce129b9b06f8a288bda05a26bf8947f6b25f
[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" "6210014188cc4b005dcccbbc80b2ce129b9b06f8a288bda05a26bf8947f6b25f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6210014188cc4b005dcccbbc80b2ce129b9b06f8a288bda05a26bf8947f6b25f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6210014188cc4b005dcccbbc80b2ce129b9b06f8a288bda05a26bf8947f6b25f", kill_on_drop: false }`
[INFO] [stdout] 6210014188cc4b005dcccbbc80b2ce129b9b06f8a288bda05a26bf8947f6b25f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10f51b5ce90227bcc925ecfdff94e3b58cb5d64ff2d7ede4e3e8dea303cf894b
[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" "10f51b5ce90227bcc925ecfdff94e3b58cb5d64ff2d7ede4e3e8dea303cf894b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling boxcars v0.8.5
[INFO] [stderr]     Checking bitter v0.4.0
[INFO] [stderr]     Checking crossbeam-utils v0.8.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling snafu-derive v0.6.9
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]     Checking assert_cmd v1.0.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking snafu v0.6.9
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking rrrocket v0.8.5-pre (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.22s
[INFO] running `Command { std: "docker" "inspect" "10f51b5ce90227bcc925ecfdff94e3b58cb5d64ff2d7ede4e3e8dea303cf894b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10f51b5ce90227bcc925ecfdff94e3b58cb5d64ff2d7ede4e3e8dea303cf894b", kill_on_drop: false }`
[INFO] [stdout] 10f51b5ce90227bcc925ecfdff94e3b58cb5d64ff2d7ede4e3e8dea303cf894b