[INFO] fetching crate pidfd 0.2.4...
[INFO] testing pidfd-0.2.4 against 1.91.0 for beta-1.92-2
[INFO] extracting crate pidfd 0.2.4 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate pidfd 0.2.4
[INFO] finished tweaking crates.io crate pidfd 0.2.4
[INFO] tweaked toml for crates.io crate pidfd 0.2.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pidfd 0.2.4 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pidfd 0.2.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fd-reactor v0.1.0
[INFO] [stderr]   Downloaded futures-io v0.3.1
[INFO] [stderr]   Downloaded futures-macro v0.3.1
[INFO] [stderr]   Downloaded memchr v2.2.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.6
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.11
[INFO] [stderr]   Downloaded pin-utils v0.1.0-alpha.4
[INFO] [stderr]   Downloaded futures-task v0.3.1
[INFO] [stderr]   Downloaded futures v0.3.1
[INFO] [stderr]   Downloaded once_cell v1.2.0
[INFO] [stderr]   Downloaded futures-executor v0.3.1
[INFO] [stderr]   Downloaded futures-channel v0.3.1
[INFO] [stderr]   Downloaded syn v1.0.11
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.3
[INFO] [stderr]   Downloaded futures-core v0.3.1
[INFO] [stderr]   Downloaded quote v1.0.2
[INFO] [stderr]   Downloaded futures-util v0.3.1
[INFO] [stderr]   Downloaded futures-sink v0.3.1
[INFO] [stderr]   Downloaded libc v0.2.66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e3ccd341f6d0562b24e6f78f4fa227f6f91b2f6dde149293a7c0b4d33b27127
[INFO] running `Command { std: "docker" "start" "-a" "0e3ccd341f6d0562b24e6f78f4fa227f6f91b2f6dde149293a7c0b4d33b27127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e3ccd341f6d0562b24e6f78f4fa227f6f91b2f6dde149293a7c0b4d33b27127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e3ccd341f6d0562b24e6f78f4fa227f6f91b2f6dde149293a7c0b4d33b27127", kill_on_drop: false }`
[INFO] [stdout] 0e3ccd341f6d0562b24e6f78f4fa227f6f91b2f6dde149293a7c0b4d33b27127
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb2605f62222c5f1257b56129c7de1a49a28df3c7436ad12c9e7c572df80cf90
[INFO] running `Command { std: "docker" "start" "-a" "bb2605f62222c5f1257b56129c7de1a49a28df3c7436ad12c9e7c572df80cf90", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling once_cell v1.2.0
[INFO] [stderr]    Compiling fd-reactor v0.1.0
[INFO] [stderr]    Compiling pidfd v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Mutex`, `Waker`, `mem::MaybeUninit`, `mpsc`, and `time::Duration`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     mem::MaybeUninit,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |         mpsc, Arc, Mutex,
[INFO] [stdout]    |         ^^^^       ^^^^^
[INFO] [stdout] 20 |     },
[INFO] [stdout] 21 |     task::{Context, Poll, Waker},
[INFO] [stdout]    |                           ^^^^^
[INFO] [stdout] 22 |     time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `P_PIDFD` is never used
[INFO] [stdout]   --> src/lib.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 27 | const P_PIDFD: libc::idtype_t = 3;
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "bb2605f62222c5f1257b56129c7de1a49a28df3c7436ad12c9e7c572df80cf90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb2605f62222c5f1257b56129c7de1a49a28df3c7436ad12c9e7c572df80cf90", kill_on_drop: false }`
[INFO] [stdout] bb2605f62222c5f1257b56129c7de1a49a28df3c7436ad12c9e7c572df80cf90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 849f079306eb1532fee7fa57ac2d1d062285d0101cc0530076cd6b195881ded7
[INFO] running `Command { std: "docker" "start" "-a" "849f079306eb1532fee7fa57ac2d1d062285d0101cc0530076cd6b195881ded7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stdout] warning: unused imports: `Mutex`, `Waker`, `mem::MaybeUninit`, `mpsc`, and `time::Duration`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     mem::MaybeUninit,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |         mpsc, Arc, Mutex,
[INFO] [stdout]    |         ^^^^       ^^^^^
[INFO] [stdout] 20 |     },
[INFO] [stdout] 21 |     task::{Context, Poll, Waker},
[INFO] [stdout]    |                           ^^^^^
[INFO] [stdout] 22 |     time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `P_PIDFD` is never used
[INFO] [stdout]   --> src/lib.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 27 | const P_PIDFD: libc::idtype_t = 3;
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]    Compiling pidfd v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Mutex`, `Waker`, `mem::MaybeUninit`, `mpsc`, and `time::Duration`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     mem::MaybeUninit,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |         mpsc, Arc, Mutex,
[INFO] [stdout]    |         ^^^^       ^^^^^
[INFO] [stdout] 20 |     },
[INFO] [stdout] 21 |     task::{Context, Poll, Waker},
[INFO] [stdout]    |                           ^^^^^
[INFO] [stdout] 22 |     time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `P_PIDFD` is never used
[INFO] [stdout]   --> src/lib.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 27 | const P_PIDFD: libc::idtype_t = 3;
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.28s
[INFO] running `Command { std: "docker" "inspect" "849f079306eb1532fee7fa57ac2d1d062285d0101cc0530076cd6b195881ded7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "849f079306eb1532fee7fa57ac2d1d062285d0101cc0530076cd6b195881ded7", kill_on_drop: false }`
[INFO] [stdout] 849f079306eb1532fee7fa57ac2d1d062285d0101cc0530076cd6b195881ded7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f8550b65d0aa39ee97ffa5ce53db4e2ec15b0f49b20e29534404c8d241c509dc
[INFO] running `Command { std: "docker" "start" "-a" "f8550b65d0aa39ee97ffa5ce53db4e2ec15b0f49b20e29534404c8d241c509dc", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Mutex`, `Waker`, `mem::MaybeUninit`, `mpsc`, and `time::Duration`
[INFO] [stderr]   --> src/lib.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     mem::MaybeUninit,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 19 |         mpsc, Arc, Mutex,
[INFO] [stderr]    |         ^^^^       ^^^^^
[INFO] [stderr] 20 |     },
[INFO] [stderr] 21 |     task::{Context, Poll, Waker},
[INFO] [stderr]    |                           ^^^^^
[INFO] [stderr] 22 |     time::Duration,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `P_PIDFD` is never used
[INFO] [stderr]   --> src/lib.rs:27:7
[INFO] [stderr]    |
[INFO] [stderr] 27 | const P_PIDFD: libc::idtype_t = 3;
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `pidfd` (lib) generated 2 warnings (run `cargo fix --lib -p pidfd` to apply 1 suggestion)
[INFO] [stderr] warning: `pidfd` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pidfd-072735aea4dbcf91)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pidfd
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f8550b65d0aa39ee97ffa5ce53db4e2ec15b0f49b20e29534404c8d241c509dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8550b65d0aa39ee97ffa5ce53db4e2ec15b0f49b20e29534404c8d241c509dc", kill_on_drop: false }`
[INFO] [stdout] f8550b65d0aa39ee97ffa5ce53db4e2ec15b0f49b20e29534404c8d241c509dc
