[INFO] fetching crate umberwm 0.0.20...
[INFO] checking umberwm-0.0.20 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate umberwm 0.0.20 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate umberwm 0.0.20 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate umberwm 0.0.20
[INFO] finished tweaking crates.io crate umberwm 0.0.20
[INFO] tweaked toml for crates.io crate umberwm 0.0.20 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate umberwm 0.0.20 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0f0111bca1af779f3662c45ee474a351eb6d2dd795cabc550da9db6aa36a3394
[INFO] running `Command { std: "docker" "start" "-a" "0f0111bca1af779f3662c45ee474a351eb6d2dd795cabc550da9db6aa36a3394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f0111bca1af779f3662c45ee474a351eb6d2dd795cabc550da9db6aa36a3394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f0111bca1af779f3662c45ee474a351eb6d2dd795cabc550da9db6aa36a3394", kill_on_drop: false }`
[INFO] [stdout] 0f0111bca1af779f3662c45ee474a351eb6d2dd795cabc550da9db6aa36a3394
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7203bfc428aa0c915a1fd195053460c6675cfa66565ef840e619806465da51d7
[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" "7203bfc428aa0c915a1fd195053460c6675cfa66565ef840e619806465da51d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking umberwm v0.0.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.51s
[INFO] running `Command { std: "docker" "inspect" "7203bfc428aa0c915a1fd195053460c6675cfa66565ef840e619806465da51d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7203bfc428aa0c915a1fd195053460c6675cfa66565ef840e619806465da51d7", kill_on_drop: false }`
[INFO] [stdout] 7203bfc428aa0c915a1fd195053460c6675cfa66565ef840e619806465da51d7