[INFO] fetching crate lsm 0.1.0...
[INFO] checking lsm-0.1.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate lsm 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate lsm 0.1.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lsm 0.1.0
[INFO] finished tweaking crates.io crate lsm 0.1.0
[INFO] tweaked toml for crates.io crate lsm 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 85 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.21.0 (latest: v0.22.0)
[INFO] [stderr]       Adding ahash v0.7.8 (latest: v0.8.11)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding env_logger v0.7.1 (latest: v0.11.3)
[INFO] [stderr]       Adding gimli v0.28.1 (latest: v0.29.0)
[INFO] [stderr]       Adding hashbrown v0.11.2 (latest: v0.14.5)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding humantime v1.3.0 (latest: v2.1.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding lru v0.6.6 (latest: v0.12.3)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.35.0)
[INFO] [stderr]       Adding parking_lot v0.11.2 (latest: v0.12.2)
[INFO] [stderr]       Adding parking_lot_core v0.8.6 (latest: v0.9.10)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (latest: v0.5.1)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lru v0.6.6
[INFO] [stderr]   Downloaded snap v1.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ba42b3d46450852c6411d962fae6396335a0a39698533714d26cda0194e88ec
[INFO] running `Command { std: "docker" "start" "-a" "4ba42b3d46450852c6411d962fae6396335a0a39698533714d26cda0194e88ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ba42b3d46450852c6411d962fae6396335a0a39698533714d26cda0194e88ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba42b3d46450852c6411d962fae6396335a0a39698533714d26cda0194e88ec", kill_on_drop: false }`
[INFO] [stdout] 4ba42b3d46450852c6411d962fae6396335a0a39698533714d26cda0194e88ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11f10dacc34c75cc87ff77d8db41f34410c7e84ce0b03f44a7293aa730cb0f92
[INFO] running `Command { std: "docker" "start" "-a" "11f10dacc34c75cc87ff77d8db41f34410c7e84ce0b03f44a7293aa730cb0f92", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.200
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.8.6
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking ahash v0.7.8
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking lru v0.6.6
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking serde v1.0.200
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking lsm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait alias `KV_Trait` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:56:11
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub trait KV_Trait = Send+serde::Serialize+serde::de::DeserializeOwned+'static+Unpin+Clone;
[INFO] [stdout]    |           ^^^^^^^^ help: convert the identifier to upper camel case: `KvTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `array_methods` has been stable since 1.77.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![ feature(array_methods) ]
[INFO] [stdout]   |             ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `map_first_last` has been stable since 1.66.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![ feature(map_first_last) ]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `async_stream`
[INFO] [stdout]  --> src/lib.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![ feature(async_stream) ]
[INFO] [stdout]   |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait alias `KV_Trait` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:56:11
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub trait KV_Trait = Send+serde::Serialize+serde::de::DeserializeOwned+'static+Unpin+Clone;
[INFO] [stdout]    |           ^^^^^^^^ help: convert the identifier to upper camel case: `KvTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `array_methods` has been stable since 1.77.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![ feature(array_methods) ]
[INFO] [stdout]   |             ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `map_first_last` has been stable since 1.66.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![ feature(map_first_last) ]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `async_stream`
[INFO] [stdout]  --> src/lib.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![ feature(async_stream) ]
[INFO] [stdout]   |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lsm` (lib) due to 2 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lsm` (lib test) due to 2 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "11f10dacc34c75cc87ff77d8db41f34410c7e84ce0b03f44a7293aa730cb0f92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11f10dacc34c75cc87ff77d8db41f34410c7e84ce0b03f44a7293aa730cb0f92", kill_on_drop: false }`
[INFO] [stdout] 11f10dacc34c75cc87ff77d8db41f34410c7e84ce0b03f44a7293aa730cb0f92
[INFO] checking lsm-0.1.0 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate lsm 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate lsm 0.1.0 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lsm 0.1.0
[INFO] finished tweaking crates.io crate lsm 0.1.0
[INFO] tweaked toml for crates.io crate lsm 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 85 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.21.0 (latest: v0.22.0)
[INFO] [stderr]       Adding ahash v0.7.8 (latest: v0.8.11)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding env_logger v0.7.1 (latest: v0.11.3)
[INFO] [stderr]       Adding gimli v0.28.1 (latest: v0.29.0)
[INFO] [stderr]       Adding hashbrown v0.11.2 (latest: v0.14.5)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding humantime v1.3.0 (latest: v2.1.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding lru v0.6.6 (latest: v0.12.3)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.35.0)
[INFO] [stderr]       Adding parking_lot v0.11.2 (latest: v0.12.2)
[INFO] [stderr]       Adding parking_lot_core v0.8.6 (latest: v0.9.10)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (latest: v0.5.1)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3186c9a105266e0626db8597b85657660416e910715c0978f839acc3f39548b7
[INFO] running `Command { std: "docker" "start" "-a" "3186c9a105266e0626db8597b85657660416e910715c0978f839acc3f39548b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3186c9a105266e0626db8597b85657660416e910715c0978f839acc3f39548b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3186c9a105266e0626db8597b85657660416e910715c0978f839acc3f39548b7", kill_on_drop: false }`
[INFO] [stdout] 3186c9a105266e0626db8597b85657660416e910715c0978f839acc3f39548b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3085b6b712b732d5f0f03bbe381bdda2d6ee48cfd36b910414da89a7c9e80d22
[INFO] running `Command { std: "docker" "start" "-a" "3085b6b712b732d5f0f03bbe381bdda2d6ee48cfd36b910414da89a7c9e80d22", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.200
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.8.6
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking ahash v0.7.8
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking lru v0.6.6
[INFO] [stderr]     Checking serde v1.0.200
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking lsm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait alias `KV_Trait` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:56:11
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub trait KV_Trait = Send+serde::Serialize+serde::de::DeserializeOwned+'static+Unpin+Clone;
[INFO] [stdout]    |           ^^^^^^^^ help: convert the identifier to upper camel case: `KvTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait alias `KV_Trait` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:56:11
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub trait KV_Trait = Send+serde::Serialize+serde::de::DeserializeOwned+'static+Unpin+Clone;
[INFO] [stdout]    |           ^^^^^^^^ help: convert the identifier to upper camel case: `KvTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `array_methods` has been stable since 1.77.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![ feature(array_methods) ]
[INFO] [stdout]   |             ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `map_first_last` has been stable since 1.66.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![ feature(map_first_last) ]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `async_stream`
[INFO] [stdout]  --> src/lib.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![ feature(async_stream) ]
[INFO] [stdout]   |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `array_methods` has been stable since 1.77.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![ feature(array_methods) ]
[INFO] [stdout]   |             ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `map_first_last` has been stable since 1.66.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![ feature(map_first_last) ]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `async_stream`
[INFO] [stdout]  --> src/lib.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![ feature(async_stream) ]
[INFO] [stdout]   |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lsm` (lib) due to 2 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lsm` (lib test) due to 2 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "3085b6b712b732d5f0f03bbe381bdda2d6ee48cfd36b910414da89a7c9e80d22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3085b6b712b732d5f0f03bbe381bdda2d6ee48cfd36b910414da89a7c9e80d22", kill_on_drop: false }`
[INFO] [stdout] 3085b6b712b732d5f0f03bbe381bdda2d6ee48cfd36b910414da89a7c9e80d22
