[INFO] fetching crate lockless 0.2.0...
[INFO] checking lockless-0.2.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate lockless 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate lockless 0.2.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lockless 0.2.0
[INFO] finished tweaking crates.io crate lockless 0.2.0
[INFO] tweaked toml for crates.io crate lockless 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7899228ed668def3086194451f219dbc59454b6cd53c4612bf0912caaec95bf4
[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" "7899228ed668def3086194451f219dbc59454b6cd53c4612bf0912caaec95bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7899228ed668def3086194451f219dbc59454b6cd53c4612bf0912caaec95bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7899228ed668def3086194451f219dbc59454b6cd53c4612bf0912caaec95bf4", kill_on_drop: false }`
[INFO] [stdout] 7899228ed668def3086194451f219dbc59454b6cd53c4612bf0912caaec95bf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b48767ef29860896f1128c82753f28a4de41f3092df8690c0f9283963231584
[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" "5b48767ef29860896f1128c82753f28a4de41f3092df8690c0f9283963231584", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking owning_ref v0.2.4
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking parking_lot v0.3.8
[INFO] [stderr]     Checking lockless v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `futures::task::park`: renamed to `current`
[INFO] [stdout]    --> src/sync/mpsc_queue.rs:143:51
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.tasks.swap(id.into(), id, Some(task::park())).is_some()
[INFO] [stdout]     |                                                   ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `futures::task::park`: renamed to `current`
[INFO] [stdout]    --> src/sync/mpsc_queue.rs:143:51
[INFO] [stdout]     |
[INFO] [stdout] 143 |         self.tasks.swap(id.into(), id, Some(task::park())).is_some()
[INFO] [stdout]     |                                                   ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `futures::task::Task::unpark`: renamed to `notify`
[INFO] [stdout]    --> src/sync/mpsc_queue.rs:137:18
[INFO] [stdout]     |
[INFO] [stdout] 137 |             task.unpark();
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `futures::task::Task::unpark`: renamed to `notify`
[INFO] [stdout]    --> src/sync/mpsc_queue.rs:137:18
[INFO] [stdout]     |
[INFO] [stdout] 137 |             task.unpark();
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `tx` is never read
[INFO] [stdout]    --> tests/mpsc.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |         tx = tx.send(2).wait().unwrap();
[INFO] [stdout]     |         ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.78s
[INFO] running `Command { std: "docker" "inspect" "5b48767ef29860896f1128c82753f28a4de41f3092df8690c0f9283963231584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b48767ef29860896f1128c82753f28a4de41f3092df8690c0f9283963231584", kill_on_drop: false }`
[INFO] [stdout] 5b48767ef29860896f1128c82753f28a4de41f3092df8690c0f9283963231584