[INFO] fetching crate allocative 0.3.1...
[INFO] checking allocative-0.3.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate allocative 0.3.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate allocative 0.3.1 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 allocative 0.3.1
[INFO] finished tweaking crates.io crate allocative 0.3.1
[INFO] tweaked toml for crates.io crate allocative 0.3.1 written to /workspace/builds/worker-3-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 112 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 allocative_derive v0.3.1 (latest: v0.3.3)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding compact_str v0.6.1 (latest: v0.7.1)
[INFO] [stderr]       Adding ctor v0.1.26 (latest: v0.2.8)
[INFO] [stderr]       Adding dashmap v4.0.2 (latest: v5.5.3)
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[INFO] [stderr]       Adding gimli v0.28.1 (latest: v0.29.0)
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[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.35.0)
[INFO] [stderr]       Adding parking_lot v0.11.2 (latest: v0.12.2)
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[INFO] [stderr]       Adding prost v0.11.9 (latest: v0.12.4)
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[INFO] [stderr]       Adding prost-types v0.11.9 (latest: v0.12.4)
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[INFO] [stderr]       Adding rand_core v0.5.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.2.0 (latest: v0.3.2)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (latest: v0.5.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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 relative-path v1.9.2
[INFO] [stderr]   Downloaded prost-derive v0.11.9
[INFO] [stderr]   Downloaded triomphe v0.1.11
[INFO] [stderr]   Downloaded sorted_vector_map v0.1.0
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[INFO] [stderr]   Downloaded str_stack v0.1.0
[INFO] [stderr]   Downloaded allocative_derive v0.3.1
[INFO] [stderr]   Downloaded is-terminal v0.4.12
[INFO] [stderr]   Downloaded rgb v0.8.37
[INFO] [stderr]   Downloaded castaway v0.2.2
[INFO] [stderr]   Downloaded compact_str v0.6.1
[INFO] [stderr]   Downloaded ctor v0.1.26
[INFO] [stderr]   Downloaded num-format v0.4.4
[INFO] [stderr]   Downloaded quick-xml v0.26.0
[INFO] [stderr]   Downloaded inferno v0.11.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 030ca6d4700300f4c72c49703988a80771149f687f4f7b4c58ae2a5a058f2db7
[INFO] running `Command { std: "docker" "start" "-a" "030ca6d4700300f4c72c49703988a80771149f687f4f7b4c58ae2a5a058f2db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "030ca6d4700300f4c72c49703988a80771149f687f4f7b4c58ae2a5a058f2db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "030ca6d4700300f4c72c49703988a80771149f687f4f7b4c58ae2a5a058f2db7", kill_on_drop: false }`
[INFO] [stdout] 030ca6d4700300f4c72c49703988a80771149f687f4f7b4c58ae2a5a058f2db7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 153b596d911656d4adf10f41a38e9123280bbcec4a1bbbdfac66167fbaa5b856
[INFO] running `Command { std: "docker" "start" "-a" "153b596d911656d4adf10f41a38e9123280bbcec4a1bbbdfac66167fbaa5b856", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]    Compiling allocative v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking rgb v0.8.37
[INFO] [stderr]     Checking quick-xml v0.26.0
[INFO] [stderr]     Checking inferno v0.11.19
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling allocative_derive v0.3.1
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/impls/std/sync.rs:55:33
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 struct ArcInner(AtomicUsize, AtomicUsize, ());
[INFO] [stdout]    |                        -------- ^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 struct ArcInner((), (), ());
[INFO] [stdout]    |                                 ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/impls/std/sync.rs:95:32
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 struct RcInner(AtomicUsize, AtomicUsize, ());
[INFO] [stdout]    |                        ------- ^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 struct RcInner((), (), ());
[INFO] [stdout]    |                                ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/impls/std/sync.rs:55:33
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 struct ArcInner(AtomicUsize, AtomicUsize, ());
[INFO] [stdout]    |                        -------- ^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 struct ArcInner((), (), ());
[INFO] [stdout]    |                                 ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/impls/std/sync.rs:95:32
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 struct RcInner(AtomicUsize, AtomicUsize, ());
[INFO] [stdout]    |                        ------- ^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 struct RcInner((), (), ());
[INFO] [stdout]    |                                ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.25s
[INFO] running `Command { std: "docker" "inspect" "153b596d911656d4adf10f41a38e9123280bbcec4a1bbbdfac66167fbaa5b856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "153b596d911656d4adf10f41a38e9123280bbcec4a1bbbdfac66167fbaa5b856", kill_on_drop: false }`
[INFO] [stdout] 153b596d911656d4adf10f41a38e9123280bbcec4a1bbbdfac66167fbaa5b856
[INFO] checking allocative-0.3.1 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate allocative 0.3.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate allocative 0.3.1 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 allocative 0.3.1
[INFO] finished tweaking crates.io crate allocative 0.3.1
[INFO] tweaked toml for crates.io crate allocative 0.3.1 written to /workspace/builds/worker-3-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 112 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 allocative_derive v0.3.1 (latest: v0.3.3)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding compact_str v0.6.1 (latest: v0.7.1)
[INFO] [stderr]       Adding ctor v0.1.26 (latest: v0.2.8)
[INFO] [stderr]       Adding dashmap v4.0.2 (latest: v5.5.3)
[INFO] [stderr]       Adding env_logger v0.7.1 (latest: v0.11.3)
[INFO] [stderr]       Adding getrandom v0.1.16 (latest: v0.2.14)
[INFO] [stderr]       Adding gimli v0.28.1 (latest: v0.29.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.5)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[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 prost v0.11.9 (latest: v0.12.4)
[INFO] [stderr]       Adding prost-derive v0.11.9 (latest: v0.12.4)
[INFO] [stderr]       Adding prost-types v0.11.9 (latest: v0.12.4)
[INFO] [stderr]       Adding quick-xml v0.26.0 (latest: v0.31.0)
[INFO] [stderr]       Adding quickcheck v0.9.2 (latest: v1.0.3)
[INFO] [stderr]       Adding rand v0.7.3 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.2.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.5.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.2.0 (latest: v0.3.2)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (latest: v0.5.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 82bbfe630c84ecc74027e2698edd8d9273788df5fe1d130da38e434280fd227c
[INFO] running `Command { std: "docker" "start" "-a" "82bbfe630c84ecc74027e2698edd8d9273788df5fe1d130da38e434280fd227c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82bbfe630c84ecc74027e2698edd8d9273788df5fe1d130da38e434280fd227c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82bbfe630c84ecc74027e2698edd8d9273788df5fe1d130da38e434280fd227c", kill_on_drop: false }`
[INFO] [stdout] 82bbfe630c84ecc74027e2698edd8d9273788df5fe1d130da38e434280fd227c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d13fa773d5a1e02280c5a20c30973a5a565159a83e2c92967c0883fa0b9e2d82
[INFO] running `Command { std: "docker" "start" "-a" "d13fa773d5a1e02280c5a20c30973a5a565159a83e2c92967c0883fa0b9e2d82", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]    Compiling allocative v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking rgb v0.8.37
[INFO] [stderr]     Checking quick-xml v0.26.0
[INFO] [stderr]     Checking inferno v0.11.19
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling allocative_derive v0.3.1
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/impls/std/sync.rs:55:33
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 struct ArcInner(AtomicUsize, AtomicUsize, ());
[INFO] [stdout]    |                        -------- ^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 struct ArcInner((), (), ());
[INFO] [stdout]    |                                 ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/impls/std/sync.rs:95:32
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 struct RcInner(AtomicUsize, AtomicUsize, ());
[INFO] [stdout]    |                        ------- ^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 struct RcInner((), (), ());
[INFO] [stdout]    |                                ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/impls/std/sync.rs:55:33
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 struct ArcInner(AtomicUsize, AtomicUsize, ());
[INFO] [stdout]    |                        -------- ^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 struct ArcInner((), (), ());
[INFO] [stdout]    |                                 ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/impls/std/sync.rs:95:32
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 struct RcInner(AtomicUsize, AtomicUsize, ());
[INFO] [stdout]    |                        ------- ^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 struct RcInner((), (), ());
[INFO] [stdout]    |                                ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.23s
[INFO] running `Command { std: "docker" "inspect" "d13fa773d5a1e02280c5a20c30973a5a565159a83e2c92967c0883fa0b9e2d82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d13fa773d5a1e02280c5a20c30973a5a565159a83e2c92967c0883fa0b9e2d82", kill_on_drop: false }`
[INFO] [stdout] d13fa773d5a1e02280c5a20c30973a5a565159a83e2c92967c0883fa0b9e2d82
