[INFO] fetching crate fanotify-rs 0.2.8...
[INFO] checking fanotify-rs-0.2.8 against master#db870ea71b6dcc7a91b999420b88f41d3cdd13e1 for pr-75192
[INFO] extracting crate fanotify-rs 0.2.8 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate fanotify-rs 0.2.8 on toolchain db870ea71b6dcc7a91b999420b88f41d3cdd13e1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fanotify-rs 0.2.8
[INFO] finished tweaking crates.io crate fanotify-rs 0.2.8
[INFO] tweaked toml for crates.io crate fanotify-rs 0.2.8 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "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] de6b58780af1f9a94e6108b150975251ca55cf2f7e0605f1e81aa816db335e67
[INFO] running `Command { std: "docker" "start" "-a" "de6b58780af1f9a94e6108b150975251ca55cf2f7e0605f1e81aa816db335e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de6b58780af1f9a94e6108b150975251ca55cf2f7e0605f1e81aa816db335e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de6b58780af1f9a94e6108b150975251ca55cf2f7e0605f1e81aa816db335e67", kill_on_drop: false }`
[INFO] [stdout] de6b58780af1f9a94e6108b150975251ca55cf2f7e0605f1e81aa816db335e67
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 058dcbc06fca122f1fab188be6279437f23b45fd4ab3d7ab76c062a696b1248e
[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" "058dcbc06fca122f1fab188be6279437f23b45fd4ab3d7ab76c062a696b1248e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking fanotify-rs v0.2.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/low_level.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/low_level.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{Error, Read};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::unix::io::FromRawFd`
[INFO] [stdout]  --> src/low_level.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::os::unix::io::FromRawFd;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/low_level.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/low_level.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/low_level.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{Error, Read};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::unix::io::FromRawFd`
[INFO] [stdout]  --> src/low_level.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::os::unix::io::FromRawFd;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/low_level.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.19s
[INFO] running `Command { std: "docker" "inspect" "058dcbc06fca122f1fab188be6279437f23b45fd4ab3d7ab76c062a696b1248e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "058dcbc06fca122f1fab188be6279437f23b45fd4ab3d7ab76c062a696b1248e", kill_on_drop: false }`
[INFO] [stdout] 058dcbc06fca122f1fab188be6279437f23b45fd4ab3d7ab76c062a696b1248e