[INFO] fetching crate maildir-pack 0.1.0...
[INFO] checking maildir-pack-0.1.0 against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] extracting crate maildir-pack 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate maildir-pack 0.1.0 on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maildir-pack 0.1.0
[INFO] finished tweaking crates.io crate maildir-pack 0.1.0
[INFO] tweaked toml for crates.io crate maildir-pack 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byte-tools v0.2.0
[INFO] [stderr]   Downloaded block-buffer v0.3.3
[INFO] [stderr]   Downloaded digest v0.7.6
[INFO] [stderr]   Downloaded sha2 v0.7.1
[INFO] [stderr]   Downloaded indicatif v0.9.0
[INFO] [stderr]   Downloaded generic-array v0.9.0
[INFO] [stderr]   Downloaded xz2 v0.1.6
[INFO] [stderr]   Downloaded leak v0.1.2
[INFO] [stderr]   Downloaded lzma-sys v0.1.16
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "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] 9a2fc6da7783e76a32c34bc704b33b02868aca1c48c8820f905c5d62e2038a1d
[INFO] running `Command { std: "docker" "start" "-a" "9a2fc6da7783e76a32c34bc704b33b02868aca1c48c8820f905c5d62e2038a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a2fc6da7783e76a32c34bc704b33b02868aca1c48c8820f905c5d62e2038a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a2fc6da7783e76a32c34bc704b33b02868aca1c48c8820f905c5d62e2038a1d", kill_on_drop: false }`
[INFO] [stdout] 9a2fc6da7783e76a32c34bc704b33b02868aca1c48c8820f905c5d62e2038a1d
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5407643b57675d3820cc7d2b3c59a41d8502fee8b0f3770a6250616f816f83b
[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" "d5407643b57675d3820cc7d2b3c59a41d8502fee8b0f3770a6250616f816f83b", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking leak v0.1.2
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling lzma-sys v0.1.16
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking console v0.12.0
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking tar v0.4.29
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking indicatif v0.9.0
[INFO] [stderr]     Checking maildir-pack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> tests/basic.rs:92:40
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let mut buf: [u8; 4096] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.82s
[INFO] running `Command { std: "docker" "inspect" "d5407643b57675d3820cc7d2b3c59a41d8502fee8b0f3770a6250616f816f83b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5407643b57675d3820cc7d2b3c59a41d8502fee8b0f3770a6250616f816f83b", kill_on_drop: false }`
[INFO] [stdout] d5407643b57675d3820cc7d2b3c59a41d8502fee8b0f3770a6250616f816f83b