[INFO] fetching crate chainbuf 0.1.0...
[INFO] checking chainbuf-0.1.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate chainbuf 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate chainbuf 0.1.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chainbuf 0.1.0
[INFO] finished tweaking crates.io crate chainbuf 0.1.0
[INFO] tweaked toml for crates.io crate chainbuf 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c31acf440887595a94884567be749f6e713f6a95cc04df3adad7b13b279d3fe
[INFO] running `Command { std: "docker" "start" "-a" "1c31acf440887595a94884567be749f6e713f6a95cc04df3adad7b13b279d3fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c31acf440887595a94884567be749f6e713f6a95cc04df3adad7b13b279d3fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c31acf440887595a94884567be749f6e713f6a95cc04df3adad7b13b279d3fe", kill_on_drop: false }`
[INFO] [stdout] 1c31acf440887595a94884567be749f6e713f6a95cc04df3adad7b13b279d3fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a32280dcb27a123527b5cd523b25bee5918f598237405dc50d01cd4d47c2d48
[INFO] running `Command { std: "docker" "start" "-a" "4a32280dcb27a123527b5cd523b25bee5918f598237405dc50d01cd4d47c2d48", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking chainbuf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `nix::sys::mman`
[INFO] [stdout]   --> src/chainbuf.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use nix::sys::mman;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ no `mman` in `sys`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/nix-0.28.0/src/sys/mod.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub mod mman;
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    = note: the item is gated behind the `mman` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `nix::sys::stat`
[INFO] [stdout]    --> src/chainbuf.rs:19:5
[INFO] [stdout]     |
[INFO] [stdout] 19  | use nix::sys::stat;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ no `stat` in `sys`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/nix-0.28.0/src/sys/mod.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub mod stat;
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     = note: the item is gated behind the `fs` feature
[INFO] [stdout] help: consider importing one of these items instead
[INFO] [stdout]     |
[INFO] [stdout] 19  | use libc::stat;
[INFO] [stdout]     |     ~~~~~~~~~~
[INFO] [stdout] 19  | use std::os::linux::raw::stat;
[INFO] [stdout]     |     ~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `nix::sys::uio`
[INFO] [stdout]   --> src/chainbuf.rs:21:15
[INFO] [stdout]    |
[INFO] [stdout] 21 | use nix::sys::uio::{writev, IoVec};
[INFO] [stdout]    |               ^^^ could not find `uio` in `sys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `OFlag` in `nf`
[INFO] [stdout]    --> src/chainbuf.rs:808:37
[INFO] [stdout]     |
[INFO] [stdout] 808 |         let fd = nf::open(path, nf::OFlag::O_RDONLY, stat::Mode::empty())?;
[INFO] [stdout]     |                                     ^^^^^ could not find `OFlag` in `nf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `open` in module `nf`
[INFO] [stdout]    --> src/chainbuf.rs:808:22
[INFO] [stdout]     |
[INFO] [stdout] 808 |         let fd = nf::open(path, nf::OFlag::O_RDONLY, stat::Mode::empty())?;
[INFO] [stdout]     |                      ^^^^ not found in `nf`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/nix-0.28.0/src/fcntl.rs:210:8
[INFO] [stdout]     |
[INFO] [stdout] 210 | pub fn open<P: ?Sized + NixPath>(
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     = note: the item is gated behind the `fs` feature
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout] 1   + use libc::open;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `open`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 808 -         let fd = nf::open(path, nf::OFlag::O_RDONLY, stat::Mode::empty())?;
[INFO] [stdout] 808 +         let fd = open(path, nf::OFlag::O_RDONLY, stat::Mode::empty())?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `nix` is imported redundantly
[INFO] [stdout]   --> src/chainbuf.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use nix;
[INFO] [stdout]    |     ^^^ the item `nix` is already defined here
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:3:9
[INFO] [stdout]    |
[INFO] [stdout] 3  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chainbuf` (lib) due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4a32280dcb27a123527b5cd523b25bee5918f598237405dc50d01cd4d47c2d48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a32280dcb27a123527b5cd523b25bee5918f598237405dc50d01cd4d47c2d48", kill_on_drop: false }`
[INFO] [stdout] 4a32280dcb27a123527b5cd523b25bee5918f598237405dc50d01cd4d47c2d48
