[INFO] fetching crate chainbuf 0.1.0...
[INFO] testing chainbuf-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate chainbuf 0.1.0 into /workspace/builds/worker-1-tc1/source
[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-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate chainbuf 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.3.23 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3eb6c55a16efb5c53ae206496d185bc7904c52ca90f8b373a8de2cb54bb9e36d
[INFO] running `Command { std: "docker" "start" "-a" "3eb6c55a16efb5c53ae206496d185bc7904c52ca90f8b373a8de2cb54bb9e36d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3eb6c55a16efb5c53ae206496d185bc7904c52ca90f8b373a8de2cb54bb9e36d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eb6c55a16efb5c53ae206496d185bc7904c52ca90f8b373a8de2cb54bb9e36d", kill_on_drop: false }`
[INFO] [stdout] 3eb6c55a16efb5c53ae206496d185bc7904c52ca90f8b373a8de2cb54bb9e36d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5a3fb6615a7c60f3d835bc42c16c3b400b150e393f0f0b3ca9347c8ee9e959c
[INFO] running `Command { std: "docker" "start" "-a" "f5a3fb6615a7c60f3d835bc42c16c3b400b150e393f0f0b3ca9347c8ee9e959c", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling 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-1949cf8c6b5b557f/nix-0.30.1/src/sys/mod.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |     #![feature = "mman"]
[INFO] [stdout]    |        ---------------- the item is gated behind the `mman` feature
[INFO] [stdout] 57 |     pub mod mman;
[INFO] [stdout]    |             ^^^^
[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-1949cf8c6b5b557f/nix-0.30.1/src/sys/mod.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 134 |     #![feature = "fs"]
[INFO] [stdout]     |        -------------- the item is gated behind the `fs` feature
[INFO] [stdout] 135 |     #[allow(missing_docs)]
[INFO] [stdout] 136 |     pub mod stat;
[INFO] [stdout]     |             ^^^^
[INFO] [stdout] help: consider importing one of these structs instead
[INFO] [stdout]     |
[INFO] [stdout]  19 - use nix::sys::stat;
[INFO] [stdout]  19 + use std::os::linux::raw::stat;
[INFO] [stdout]     |
[INFO] [stdout]  19 - use nix::sys::stat;
[INFO] [stdout]  19 + use libc::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] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.30.1/src/sys/mod.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 170 |     #![feature = "uio"]
[INFO] [stdout]     |        --------------- the item is gated behind the `uio` feature
[INFO] [stdout] 171 |     pub mod uio;
[INFO] [stdout]     |             ^^^
[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-1949cf8c6b5b557f/nix-0.30.1/src/fcntl.rs:245:8
[INFO] [stdout]     |
[INFO] [stdout] 237 | #![feature = "fs"]
[INFO] [stdout]     |    -------------- the item is gated behind the `fs` feature
[INFO] [stdout] ...
[INFO] [stdout] 245 | pub fn open<P: ?Sized + NixPath>(
[INFO] [stdout]     |        ^^^^
[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] 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 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "f5a3fb6615a7c60f3d835bc42c16c3b400b150e393f0f0b3ca9347c8ee9e959c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5a3fb6615a7c60f3d835bc42c16c3b400b150e393f0f0b3ca9347c8ee9e959c", kill_on_drop: false }`
[INFO] [stdout] f5a3fb6615a7c60f3d835bc42c16c3b400b150e393f0f0b3ca9347c8ee9e959c