[INFO] fetching crate aead-gcm-stream 0.4.0...
[INFO] checking aead-gcm-stream-0.4.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate aead-gcm-stream 0.4.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate aead-gcm-stream 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate aead-gcm-stream 0.4.0
[INFO] tweaked toml for crates.io crate aead-gcm-stream 0.4.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate aead-gcm-stream 0.4.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding hex-literal v0.3.4 (available: v1.1.0)
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1f85daa6f39f9c97daeadfa19c7af2b1f3aa5ca89aad9b632721eb467ed6a82a
[INFO] running `Command { std: "docker" "start" "-a" "1f85daa6f39f9c97daeadfa19c7af2b1f3aa5ca89aad9b632721eb467ed6a82a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f85daa6f39f9c97daeadfa19c7af2b1f3aa5ca89aad9b632721eb467ed6a82a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f85daa6f39f9c97daeadfa19c7af2b1f3aa5ca89aad9b632721eb467ed6a82a", kill_on_drop: false }`
[INFO] [stdout] 1f85daa6f39f9c97daeadfa19c7af2b1f3aa5ca89aad9b632721eb467ed6a82a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d84e4879ae5babe94d62ba89622e8f6d261c63869deaa12433ede68acd230aed
[INFO] running `Command { std: "docker" "start" "-a" "d84e4879ae5babe94d62ba89622e8f6d261c63869deaa12433ede68acd230aed", kill_on_drop: false }`
[INFO] [stderr]     Checking blobby v0.3.1
[INFO] [stderr]    Compiling hex-literal v0.3.4
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking polyval v0.6.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking ghash v0.5.1
[INFO] [stderr]     Checking aead-gcm-stream v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<&GenericArray<u8, UInt<UInt<UInt<UInt<UInt<UTerm, B1>, B0>, B0>, B0>, B0>>, Infallible>
[INFO] [stdout]   --> src/lib.rs:20:28
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let ghash = GHash::new(h.try_into().unwrap());
[INFO] [stdout]    |                            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aead-gcm-stream` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<&GenericArray<u8, UInt<UInt<UInt<UInt<UInt<UTerm, B1>, B0>, B0>, B0>, B0>>, Infallible>
[INFO] [stdout]   --> src/lib.rs:20:28
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let ghash = GHash::new(h.try_into().unwrap());
[INFO] [stdout]    |                            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aead-gcm-stream` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "d84e4879ae5babe94d62ba89622e8f6d261c63869deaa12433ede68acd230aed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d84e4879ae5babe94d62ba89622e8f6d261c63869deaa12433ede68acd230aed", kill_on_drop: false }`
[INFO] [stdout] d84e4879ae5babe94d62ba89622e8f6d261c63869deaa12433ede68acd230aed