[INFO] fetching crate finalfusion-utils 0.14.1...
[INFO] checking finalfusion-utils-0.14.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate finalfusion-utils 0.14.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate finalfusion-utils 0.14.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate finalfusion-utils 0.14.1
[INFO] finished tweaking crates.io crate finalfusion-utils 0.14.1
[INFO] tweaked toml for crates.io crate finalfusion-utils 0.14.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate finalfusion-utils 0.14.1 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f08e5785d680422c583ebc61f9472bca53a1c99c7827ec3081923a2ec28ac4ea
[INFO] running `Command { std: "docker" "start" "-a" "f08e5785d680422c583ebc61f9472bca53a1c99c7827ec3081923a2ec28ac4ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f08e5785d680422c583ebc61f9472bca53a1c99c7827ec3081923a2ec28ac4ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f08e5785d680422c583ebc61f9472bca53a1c99c7827ec3081923a2ec28ac4ea", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ea71359f8096fe0b42135d90c6851502912414b6b9ecba53af741ca963bbd7a
[INFO] running `Command { std: "docker" "start" "-a" "2ea71359f8096fe0b42135d90c6851502912414b6b9ecba53af741ca963bbd7a", kill_on_drop: false }`
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[INFO] [stderr]     Checking finalfusion-utils v0.14.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `ReadFastText` is imported redundantly
[INFO] [stdout]  --> src/bucket_to_explicit.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use finalfusion::compat::fasttext::ReadFastText;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8 | use finalfusion::io::WriteEmbeddings;
[INFO] [stdout] 9 | use finalfusion::prelude::*;
[INFO] [stdout]   |     ----------------------- the item `ReadFastText` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ReadEmbeddings` is imported redundantly
[INFO] [stdout]   --> src/convert.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | use finalfusion::io::ReadEmbeddings;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 9  | use finalfusion::metadata::Metadata;
[INFO] [stdout] 10 | use finalfusion::prelude::*;
[INFO] [stdout]    |     ----------------------- the item `ReadEmbeddings` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ReadFastText` is imported redundantly
[INFO] [stdout]  --> src/bucket_to_explicit.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use finalfusion::compat::fasttext::ReadFastText;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8 | use finalfusion::io::WriteEmbeddings;
[INFO] [stdout] 9 | use finalfusion::prelude::*;
[INFO] [stdout]   |     ----------------------- the item `ReadFastText` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ReadEmbeddings` is imported redundantly
[INFO] [stdout]   --> src/convert.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | use finalfusion::io::ReadEmbeddings;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 9  | use finalfusion::metadata::Metadata;
[INFO] [stdout] 10 | use finalfusion::prelude::*;
[INFO] [stdout]    |     ----------------------- the item `ReadEmbeddings` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.52s
[INFO] running `Command { std: "docker" "inspect" "2ea71359f8096fe0b42135d90c6851502912414b6b9ecba53af741ca963bbd7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ea71359f8096fe0b42135d90c6851502912414b6b9ecba53af741ca963bbd7a", kill_on_drop: false }`
[INFO] [stdout] 2ea71359f8096fe0b42135d90c6851502912414b6b9ecba53af741ca963bbd7a