[INFO] fetching crate cbor-tag-index 0.3.0...
[INFO] checking cbor-tag-index-0.3.0 against 1.95.0 for pr-155915
[INFO] extracting crate cbor-tag-index 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate cbor-tag-index 0.3.0
[INFO] finished tweaking crates.io crate cbor-tag-index 0.3.0
[INFO] tweaked toml for crates.io crate cbor-tag-index 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cbor-tag-index 0.3.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cbor-tag-index 0.3.0 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 112c55ffa56452067a2b0e98e69741768b0c89926a81ead539d35b12f1c31bf5
[INFO] running `Command { std: "docker" "start" "-a" "112c55ffa56452067a2b0e98e69741768b0c89926a81ead539d35b12f1c31bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "112c55ffa56452067a2b0e98e69741768b0c89926a81ead539d35b12f1c31bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "112c55ffa56452067a2b0e98e69741768b0c89926a81ead539d35b12f1c31bf5", kill_on_drop: false }`
[INFO] [stdout] 112c55ffa56452067a2b0e98e69741768b0c89926a81ead539d35b12f1c31bf5
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60f74b1f58c441853077a49c2c4bf388902d4b8715bf8fa190895a3680d60ecc
[INFO] running `Command { std: "docker" "start" "-a" "60f74b1f58c441853077a49c2c4bf388902d4b8715bf8fa190895a3680d60ecc", kill_on_drop: false }`
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[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling memchr v2.4.0
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[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.10
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[INFO] [stderr]     Checking data-encoding-macro v0.1.12
[INFO] [stderr]     Checking multibase v0.9.1
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[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling prost v0.10.4
[INFO] [stderr]    Compiling prost-types v0.10.1
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[INFO] [stderr]     Checking ciborium v0.2.0
[INFO] [stderr]     Checking vec-collections v0.4.3
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v1.2.1
[INFO] [stderr]    Compiling multihash-derive v0.8.0
[INFO] [stderr]    Compiling libipld-cbor-derive v0.14.0
[INFO] [stderr]     Checking multihash v0.16.3
[INFO] [stderr]     Checking cid v0.8.6
[INFO] [stderr]     Checking libipld-core v0.14.0
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[INFO] [stderr]     Checking cbor-tag-index v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/bitmap.rs:142:22
[INFO] [stdout]     |
[INFO] [stdout] 142 |             .map(|x| (DENSE_BITS - x.leading_zeros()))
[INFO] [stdout]     |                      ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 142 -             .map(|x| (DENSE_BITS - x.leading_zeros()))
[INFO] [stdout] 142 +             .map(|x| DENSE_BITS - x.leading_zeros() )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SliceIntoIter` is never constructed
[INFO] [stdout]    --> src/lib.rs:348:8
[INFO] [stdout]     |
[INFO] [stdout] 348 | struct SliceIntoIter<'a, T>(std::slice::IterMut<'a, T>);
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TagSetSetIter` is never constructed
[INFO] [stdout]    --> src/lib.rs:412:19
[INFO] [stdout]     |
[INFO] [stdout] 412 | pub(crate) struct TagSetSetIter<'a, T>(&'a [T], BitmapRowsIter<'a>);
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TagRefIter` is never constructed
[INFO] [stdout]    --> src/lib.rs:422:19
[INFO] [stdout]     |
[INFO] [stdout] 422 | pub(crate) struct TagRefIter<'a, T>(&'a [T], BitmapRowIter<'a>);
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `boxed` is never used
[INFO] [stdout]   --> src/util.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub(crate) trait IterExt<'a>
[INFO] [stdout]    |                  ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn boxed(self) -> BoxedIter<'a, Self::Item> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]     Checking zstd v0.11.2+zstd.1.5.2
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/bitmap.rs:142:22
[INFO] [stdout]     |
[INFO] [stdout] 142 |             .map(|x| (DENSE_BITS - x.leading_zeros()))
[INFO] [stdout]     |                      ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 142 -             .map(|x| (DENSE_BITS - x.leading_zeros()))
[INFO] [stdout] 142 +             .map(|x| DENSE_BITS - x.leading_zeros() )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SliceIntoIter` is never constructed
[INFO] [stdout]    --> src/lib.rs:348:8
[INFO] [stdout]     |
[INFO] [stdout] 348 | struct SliceIntoIter<'a, T>(std::slice::IterMut<'a, T>);
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TagSetSetIter` is never constructed
[INFO] [stdout]    --> src/lib.rs:412:19
[INFO] [stdout]     |
[INFO] [stdout] 412 | pub(crate) struct TagSetSetIter<'a, T>(&'a [T], BitmapRowsIter<'a>);
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TagRefIter` is never constructed
[INFO] [stdout]    --> src/lib.rs:422:19
[INFO] [stdout]     |
[INFO] [stdout] 422 | pub(crate) struct TagRefIter<'a, T>(&'a [T], BitmapRowIter<'a>);
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `boxed` is never used
[INFO] [stdout]   --> src/util.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub(crate) trait IterExt<'a>
[INFO] [stdout]    |                  ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn boxed(self) -> BoxedIter<'a, Self::Item> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "60f74b1f58c441853077a49c2c4bf388902d4b8715bf8fa190895a3680d60ecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60f74b1f58c441853077a49c2c4bf388902d4b8715bf8fa190895a3680d60ecc", kill_on_drop: false }`
[INFO] [stdout] 60f74b1f58c441853077a49c2c4bf388902d4b8715bf8fa190895a3680d60ecc
