[INFO] cloning repository https://github.com/gsquire/topngx
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gsquire/topngx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgsquire%2Ftopngx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgsquire%2Ftopngx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 47c1c6b9095c8d262e852a77966504d910107497
[INFO] checking gsquire/topngx against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgsquire%2Ftopngx" "/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/gsquire/topngx on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5/source/.cargo/config
[INFO] started tweaking git repo https://github.com/gsquire/topngx
[INFO] finished tweaking git repo https://github.com/gsquire/topngx
[INFO] tweaked toml for git repo https://github.com/gsquire/topngx written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/gsquire/topngx 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] [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-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" "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] b6026cb10de0a7f89f33ad81bf720cdac329b454f38da3fde580a473f1e244a8
[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" "b6026cb10de0a7f89f33ad81bf720cdac329b454f38da3fde580a473f1e244a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6026cb10de0a7f89f33ad81bf720cdac329b454f38da3fde580a473f1e244a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6026cb10de0a7f89f33ad81bf720cdac329b454f38da3fde580a473f1e244a8", kill_on_drop: false }`
[INFO] [stdout] b6026cb10de0a7f89f33ad81bf720cdac329b454f38da3fde580a473f1e244a8
[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" "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] b90daa8ec1e543829a93334fbb7ae61c46ca5fac0d5ba3af6aad213db40181ae
[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" "b90daa8ec1e543829a93334fbb7ae61c46ca5fac0d5ba3af6aad213db40181ae", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling libsqlite3-sys v0.18.0
[INFO] [stderr]     Checking tabwriter v1.2.1
[INFO] [stderr]     Checking aho-corasick v0.7.12
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking ctrlc v3.1.4
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking crossterm v0.17.5
[INFO] [stderr]     Checking rusqlite v0.23.1
[INFO] [stderr]     Checking rayon v1.3.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]     Checking topngx v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.22s
[INFO] running `Command { std: "docker" "inspect" "b90daa8ec1e543829a93334fbb7ae61c46ca5fac0d5ba3af6aad213db40181ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b90daa8ec1e543829a93334fbb7ae61c46ca5fac0d5ba3af6aad213db40181ae", kill_on_drop: false }`
[INFO] [stdout] b90daa8ec1e543829a93334fbb7ae61c46ca5fac0d5ba3af6aad213db40181ae