[INFO] fetching crate bootstub-updater 1.0.0...
[INFO] checking bootstub-updater-1.0.0 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate bootstub-updater 1.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate bootstub-updater 1.0.0 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-6/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" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 671cd99e5900f005d8554feb78825e0abb28e8d9b17e9b7247c12a7646ba8ad8
[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" "671cd99e5900f005d8554feb78825e0abb28e8d9b17e9b7247c12a7646ba8ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "671cd99e5900f005d8554feb78825e0abb28e8d9b17e9b7247c12a7646ba8ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "671cd99e5900f005d8554feb78825e0abb28e8d9b17e9b7247c12a7646ba8ad8", kill_on_drop: false }`
[INFO] [stdout] 671cd99e5900f005d8554feb78825e0abb28e8d9b17e9b7247c12a7646ba8ad8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1227c3cf190a2af94612bc2431bd5d4428ea2276e2da293681ab30b4e04be5e
[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" "e1227c3cf190a2af94612bc2431bd5d4428ea2276e2da293681ab30b4e04be5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[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 serde v1.0.115
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking atty v0.2.14
[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]     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 37.53s
[INFO] running `Command { std: "docker" "inspect" "e1227c3cf190a2af94612bc2431bd5d4428ea2276e2da293681ab30b4e04be5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1227c3cf190a2af94612bc2431bd5d4428ea2276e2da293681ab30b4e04be5e", kill_on_drop: false }`
[INFO] [stdout] e1227c3cf190a2af94612bc2431bd5d4428ea2276e2da293681ab30b4e04be5e