[INFO] fetching crate maitake-sync 0.2.2...
[INFO] checking maitake-sync-0.2.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate maitake-sync 0.2.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate maitake-sync 0.2.2
[INFO] finished tweaking crates.io crate maitake-sync 0.2.2
[INFO] tweaked toml for crates.io crate maitake-sync 0.2.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate maitake-sync 0.2.2 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate maitake-sync 0.2.2 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] faad6758055307c48450c6283efa62e053f18c56031840daee7b3086231f14f0
[INFO] running `Command { std: "docker" "start" "-a" "faad6758055307c48450c6283efa62e053f18c56031840daee7b3086231f14f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faad6758055307c48450c6283efa62e053f18c56031840daee7b3086231f14f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faad6758055307c48450c6283efa62e053f18c56031840daee7b3086231f14f0", kill_on_drop: false }`
[INFO] [stdout] faad6758055307c48450c6283efa62e053f18c56031840daee7b3086231f14f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9062eee78b7e57dccaee4fe00c659a17170f25fcafdc093127b7add7f24979a
[INFO] running `Command { std: "docker" "start" "-a" "e9062eee78b7e57dccaee4fe00c659a17170f25fcafdc093127b7add7f24979a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling rustix v0.38.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]     Checking regex-automata v0.4.4
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking mycelium-bitfield v0.1.5
[INFO] [stderr]     Checking cordyceps v0.3.4
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking mutex-traits v1.0.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.94
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking tempfile v3.9.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.8
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking pin-project v1.1.8
[INFO] [stderr]     Checking maitake-sync v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: core::result::Result<wait_map::State, Infallible>
[INFO] [stdout]     --> src/wait_map.rs:1030:9
[INFO] [stdout]      |
[INFO] [stdout] 1030 |         Self::try_from_bits(bits).expect("This shouldn't be possible")
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: core::result::Result<wait_map::State, Infallible>
[INFO] [stdout]     --> src/wait_map.rs:1038:64
[INFO] [stdout]      |
[INFO] [stdout] 1038 |       fn try_from_bits(bits: usize) -> Result<Self, Self::Error> {
[INFO] [stdout]      |  ________________________________________________________________^
[INFO] [stdout] 1039 | |         Ok(match bits as u8 {
[INFO] [stdout] 1040 | |             bits if bits == Self::Empty as u8 => Self::Empty,
[INFO] [stdout] 1041 | |             bits if bits == Self::Waiting as u8 => Self::Waiting,
[INFO] [stdout] ...    |
[INFO] [stdout] 1047 | |         })
[INFO] [stdout] 1048 | |     }
[INFO] [stdout]      | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: core::result::Result<wait_map::State, Infallible>
[INFO] [stdout]     --> src/wait_map.rs:1039:9
[INFO] [stdout]      |
[INFO] [stdout] 1039 | /         Ok(match bits as u8 {
[INFO] [stdout] 1040 | |             bits if bits == Self::Empty as u8 => Self::Empty,
[INFO] [stdout] 1041 | |             bits if bits == Self::Waiting as u8 => Self::Waiting,
[INFO] [stdout] 1042 | |             bits if bits == Self::Closed as u8 => Self::Closed,
[INFO] [stdout] ...    |
[INFO] [stdout] 1046 | |             },
[INFO] [stdout] 1047 | |         })
[INFO] [stdout]      | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: core::result::Result<wait_queue::State, Infallible>
[INFO] [stdout]     --> src/wait_queue.rs:1471:64
[INFO] [stdout]      |
[INFO] [stdout] 1471 |       fn try_from_bits(bits: usize) -> Result<Self, Self::Error> {
[INFO] [stdout]      |  ________________________________________________________________^
[INFO] [stdout] 1472 | |         Ok(match bits as u8 {
[INFO] [stdout] 1473 | |             bits if bits == Self::Empty as u8 => Self::Empty,
[INFO] [stdout] 1474 | |             bits if bits == Self::Waiting as u8 => Self::Waiting,
[INFO] [stdout] ...    |
[INFO] [stdout] 1480 | |         })
[INFO] [stdout] 1481 | |     }
[INFO] [stdout]      | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: core::result::Result<wait_queue::State, Infallible>
[INFO] [stdout]     --> src/wait_queue.rs:1472:9
[INFO] [stdout]      |
[INFO] [stdout] 1472 | /         Ok(match bits as u8 {
[INFO] [stdout] 1473 | |             bits if bits == Self::Empty as u8 => Self::Empty,
[INFO] [stdout] 1474 | |             bits if bits == Self::Waiting as u8 => Self::Waiting,
[INFO] [stdout] 1475 | |             bits if bits == Self::Woken as u8 => Self::Woken,
[INFO] [stdout] ...    |
[INFO] [stdout] 1479 | |             },
[INFO] [stdout] 1480 | |         })
[INFO] [stdout]      | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `maitake-sync` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e9062eee78b7e57dccaee4fe00c659a17170f25fcafdc093127b7add7f24979a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9062eee78b7e57dccaee4fe00c659a17170f25fcafdc093127b7add7f24979a", kill_on_drop: false }`
[INFO] [stdout] e9062eee78b7e57dccaee4fe00c659a17170f25fcafdc093127b7add7f24979a
