[INFO] fetching crate generic-array 0.8.4...
[INFO] checking generic-array-0.8.4 against 1.55.0 for beta-1.56-3
[INFO] extracting crate generic-array 0.8.4 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate generic-array 0.8.4 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate generic-array 0.8.4
[INFO] finished tweaking crates.io crate generic-array 0.8.4
[INFO] tweaked toml for crates.io crate generic-array 0.8.4 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ff74588e471798a4d07730bf9c54c1b55015d62fcdf73bba0b87dca86e9e318
[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" "8ff74588e471798a4d07730bf9c54c1b55015d62fcdf73bba0b87dca86e9e318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ff74588e471798a4d07730bf9c54c1b55015d62fcdf73bba0b87dca86e9e318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ff74588e471798a4d07730bf9c54c1b55015d62fcdf73bba0b87dca86e9e318", kill_on_drop: false }`
[INFO] [stdout] 8ff74588e471798a4d07730bf9c54c1b55015d62fcdf73bba0b87dca86e9e318
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d05c27b1e85fac0bf4d9cb1e3bfd70700c87b2a01e73febc2fb1a9eb089c0112
[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" "d05c27b1e85fac0bf4d9cb1e3bfd70700c87b2a01e73febc2fb1a9eb089c0112", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking generic-array v0.8.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:200:68
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let mut res: NoDrop<GenericArray<T, N>> = NoDrop::new(mem::uninitialized());
[INFO] [stdout]     |                                                                    ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/impls.rs:15:72
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let mut res: NoDrop<GenericArray<T, N>> = NoDrop::new(mem::uninitialized());
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/impls.rs:30:72
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let mut res: NoDrop<GenericArray<T, N>> = NoDrop::new(mem::uninitialized());
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde_json v1.0.68
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:200:68
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let mut res: NoDrop<GenericArray<T, N>> = NoDrop::new(mem::uninitialized());
[INFO] [stdout]     |                                                                    ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/impls.rs:15:72
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let mut res: NoDrop<GenericArray<T, N>> = NoDrop::new(mem::uninitialized());
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/impls.rs:30:72
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let mut res: NoDrop<GenericArray<T, N>> = NoDrop::new(mem::uninitialized());
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arr`
[INFO] [stdout]    --> tests/mod.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let arr = arr![f32;];
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_arr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/mod.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut gen_arr = GenericArray::<_, U3>::from_mut_slice(&mut arr[..3]);
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/mod.rs:87:13
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let mut gen_arr = GenericArray::<_, U3>::from_mut_slice(&mut arr[..3]);
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.06s
[INFO] running `Command { std: "docker" "inspect" "d05c27b1e85fac0bf4d9cb1e3bfd70700c87b2a01e73febc2fb1a9eb089c0112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d05c27b1e85fac0bf4d9cb1e3bfd70700c87b2a01e73febc2fb1a9eb089c0112", kill_on_drop: false }`
[INFO] [stdout] d05c27b1e85fac0bf4d9cb1e3bfd70700c87b2a01e73febc2fb1a9eb089c0112
