[INFO] fetching crate bootstub-updater 1.0.0...
[INFO] checking bootstub-updater-1.0.0 against try#075992eda207e1647b699c8c8ada67b32ce7b115 for pr-77271
[INFO] extracting crate bootstub-updater 1.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bootstub-updater 1.0.0 on toolchain 075992eda207e1647b699c8c8ada67b32ce7b115
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bootstub-updater 1.0.0
[INFO] finished tweaking crates.io crate bootstub-updater 1.0.0
[INFO] tweaked toml for crates.io crate bootstub-updater 1.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate bootstub-updater 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45fc7f28b16fabd180e66618569114b9a2b3b7b822dae62247a4703d9f2fa945
[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" "45fc7f28b16fabd180e66618569114b9a2b3b7b822dae62247a4703d9f2fa945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45fc7f28b16fabd180e66618569114b9a2b3b7b822dae62247a4703d9f2fa945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45fc7f28b16fabd180e66618569114b9a2b3b7b822dae62247a4703d9f2fa945", kill_on_drop: false }`
[INFO] [stdout] 45fc7f28b16fabd180e66618569114b9a2b3b7b822dae62247a4703d9f2fa945
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b917c39d6752e16bbe5aebfb96648a2fb78301f0102cb89455bacba711fe995d
[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" "b917c39d6752e16bbe5aebfb96648a2fb78301f0102cb89455bacba711fe995d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.10
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]    Compiling structopt-derive v0.4.9
[INFO] [stderr]     Checking structopt v0.3.16
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking bootstub-updater v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.85s
[INFO] running `Command { std: "docker" "inspect" "b917c39d6752e16bbe5aebfb96648a2fb78301f0102cb89455bacba711fe995d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b917c39d6752e16bbe5aebfb96648a2fb78301f0102cb89455bacba711fe995d", kill_on_drop: false }`
[INFO] [stdout] b917c39d6752e16bbe5aebfb96648a2fb78301f0102cb89455bacba711fe995d