[INFO] fetching crate simple-rc-async 0.1.1...
[INFO] building simple-rc-async-0.1.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate simple-rc-async 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate simple-rc-async 0.1.1
[INFO] finished tweaking crates.io crate simple-rc-async 0.1.1
[INFO] tweaked toml for crates.io crate simple-rc-async 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple-rc-async 0.1.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate simple-rc-async 0.1.1 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2fdf8ad6ed73c402bf2c1727104b4738a6cbf0067e1f218ed965978dcc6bd32
[INFO] running `Command { std: "docker" "start" "-a" "a2fdf8ad6ed73c402bf2c1727104b4738a6cbf0067e1f218ed965978dcc6bd32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2fdf8ad6ed73c402bf2c1727104b4738a6cbf0067e1f218ed965978dcc6bd32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2fdf8ad6ed73c402bf2c1727104b4738a6cbf0067e1f218ed965978dcc6bd32", kill_on_drop: false }`
[INFO] [stdout] a2fdf8ad6ed73c402bf2c1727104b4738a6cbf0067e1f218ed965978dcc6bd32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 458bb5803c59c5ff5e5877a74a1b27a46c0e0b90f5cd01b9dc8318d3ea270318
[INFO] running `Command { std: "docker" "start" "-a" "458bb5803c59c5ff5e5877a74a1b27a46c0e0b90f5cd01b9dc8318d3ea270318", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling convert_case v0.7.1
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling simple-rc-async v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Cell` and `os::unix::thread`
[INFO] [stdout]  --> src/sync/broadcast.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::{Cell, RefCell}, hash::Hash, ops::Deref, os::unix::thread, pin::Pin, rc::{Rc, Weak}, task::{Context, L...
[INFO] [stdout]   |                                     ^^^^                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures_core::Future`
[INFO] [stdout]  --> src/sync/broadcast.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures_core::Future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cell` and `os::unix::thread`
[INFO] [stdout]  --> src/sync/broadcastque.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::{Cell, RefCell}, collections::VecDeque, ops::Deref, os::unix::thread, pin::Pin, rc::{Rc, Weak}, task::...
[INFO] [stdout]   |                                     ^^^^                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures_core::Future`
[INFO] [stdout]  --> src/sync/broadcastque.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures_core::Future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `cell_update` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(cell_update)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> src/sync/broadcast.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::{Cell, RefCell}, hash::Hash, ops::Deref, os::unix::thread, pin::Pin, rc::{Rc, Weak}, task::{Context, L...
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hash::Hash`
[INFO] [stdout]  --> src/sync/broadcast.rs:1:53
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::{Cell, RefCell}, hash::Hash, ops::Deref, os::unix::thread, pin::Pin, rc::{Rc, Weak}, task::{Context, L...
[INFO] [stdout]   |                                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> src/sync/broadcastque.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::{Cell, RefCell}, collections::VecDeque, ops::Deref, os::unix::thread, pin::Pin, rc::{Rc, Weak}, task::...
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.14s
[INFO] running `Command { std: "docker" "inspect" "458bb5803c59c5ff5e5877a74a1b27a46c0e0b90f5cd01b9dc8318d3ea270318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "458bb5803c59c5ff5e5877a74a1b27a46c0e0b90f5cd01b9dc8318d3ea270318", kill_on_drop: false }`
[INFO] [stdout] 458bb5803c59c5ff5e5877a74a1b27a46c0e0b90f5cd01b9dc8318d3ea270318
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 116002e821e2b91c6e36e37d10f4cdf813521f9c3715bc37993b377185196ac5
[INFO] running `Command { std: "docker" "start" "-a" "116002e821e2b91c6e36e37d10f4cdf813521f9c3715bc37993b377185196ac5", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling simple-rc-async v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Cell` and `os::unix::thread`
[INFO] [stdout]  --> src/sync/broadcast.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::{Cell, RefCell}, hash::Hash, ops::Deref, os::unix::thread, pin::Pin, rc::{Rc, Weak}, task::{Context, L...
[INFO] [stdout]   |                                     ^^^^                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures_core::Future`
[INFO] [stdout]  --> src/sync/broadcast.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures_core::Future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cell` and `os::unix::thread`
[INFO] [stdout]  --> src/sync/broadcastque.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::{Cell, RefCell}, collections::VecDeque, ops::Deref, os::unix::thread, pin::Pin, rc::{Rc, Weak}, task::...
[INFO] [stdout]   |                                     ^^^^                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures_core::Future`
[INFO] [stdout]  --> src/sync/broadcastque.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures_core::Future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `cell_update` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(cell_update)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> src/sync/broadcast.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::{Cell, RefCell}, hash::Hash, ops::Deref, os::unix::thread, pin::Pin, rc::{Rc, Weak}, task::{Context, L...
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hash::Hash`
[INFO] [stdout]  --> src/sync/broadcast.rs:1:53
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::{Cell, RefCell}, hash::Hash, ops::Deref, os::unix::thread, pin::Pin, rc::{Rc, Weak}, task::{Context, L...
[INFO] [stdout]   |                                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> src/sync/broadcastque.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::{Cell, RefCell}, collections::VecDeque, ops::Deref, os::unix::thread, pin::Pin, rc::{Rc, Weak}, task::...
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stdout] warning: unused imports: `Cell` and `os::unix::thread`
[INFO] [stdout]  --> src/sync/broadcast.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::{Cell, RefCell}, hash::Hash, ops::Deref, os::unix::thread, pin::Pin, rc::{Rc, Weak}, task::{Context, L...
[INFO] [stdout]   |                                     ^^^^                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures_core::Future`
[INFO] [stdout]  --> src/sync/broadcast.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures_core::Future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cell` and `os::unix::thread`
[INFO] [stdout]  --> src/sync/broadcastque.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::{Cell, RefCell}, collections::VecDeque, ops::Deref, os::unix::thread, pin::Pin, rc::{Rc, Weak}, task::...
[INFO] [stdout]   |                                     ^^^^                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures_core::Future`
[INFO] [stdout]  --> src/sync/broadcastque.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures_core::Future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `cell_update` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(cell_update)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> src/sync/broadcast.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::{Cell, RefCell}, hash::Hash, ops::Deref, os::unix::thread, pin::Pin, rc::{Rc, Weak}, task::{Context, L...
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hash::Hash`
[INFO] [stdout]  --> src/sync/broadcast.rs:1:53
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::{Cell, RefCell}, hash::Hash, ops::Deref, os::unix::thread, pin::Pin, rc::{Rc, Weak}, task::{Context, L...
[INFO] [stdout]   |                                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> src/sync/broadcastque.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::{Cell, RefCell}, collections::VecDeque, ops::Deref, os::unix::thread, pin::Pin, rc::{Rc, Weak}, task::...
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.71s
[INFO] running `Command { std: "docker" "inspect" "116002e821e2b91c6e36e37d10f4cdf813521f9c3715bc37993b377185196ac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "116002e821e2b91c6e36e37d10f4cdf813521f9c3715bc37993b377185196ac5", kill_on_drop: false }`
[INFO] [stdout] 116002e821e2b91c6e36e37d10f4cdf813521f9c3715bc37993b377185196ac5
