[INFO] fetching crate types-primitive 0.2.1...
[INFO] checking types-primitive-0.2.1 against try#21cad1f647cfd05a566220f933edd88a53e50bcf for pr-129249-1
[INFO] extracting crate types-primitive 0.2.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate types-primitive 0.2.1
[INFO] finished tweaking crates.io crate types-primitive 0.2.1
[INFO] tweaked toml for crates.io crate types-primitive 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate types-primitive 0.2.1 on toolchain 21cad1f647cfd05a566220f933edd88a53e50bcf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+21cad1f647cfd05a566220f933edd88a53e50bcf" "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" "+21cad1f647cfd05a566220f933edd88a53e50bcf" "generate-lockfile" "--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]      Locking 31 packages to latest compatible versions
[INFO] [stderr]       Adding fixed-hash v0.3.2 (available: v0.8.0)
[INFO] [stderr]       Adding impl-rlp v0.1.1 (available: v0.4.0)
[INFO] [stderr]       Adding impl-serde v0.1.1 (available: v0.5.0)
[INFO] [stderr]       Adding uint v0.6.1 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+21cad1f647cfd05a566220f933edd88a53e50bcf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `types-primitive` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9765f610fd7f76839abd62a7157245529d4191eec1bedebe9f361ca984897ec1
[INFO] running `Command { std: "docker" "start" "9765f610fd7f76839abd62a7157245529d4191eec1bedebe9f361ca984897ec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9765f610fd7f76839abd62a7157245529d4191eec1bedebe9f361ca984897ec1" "/opt/rustwide/cargo-home/bin/cargo" "+21cad1f647cfd05a566220f933edd88a53e50bcf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9765f610fd7f76839abd62a7157245529d4191eec1bedebe9f361ca984897ec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9765f610fd7f76839abd62a7157245529d4191eec1bedebe9f361ca984897ec1" "/opt/rustwide/cargo-home/bin/cargo" "+21cad1f647cfd05a566220f933edd88a53e50bcf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `types-primitive` (manifest) generated 1 warning
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking uint v0.6.1
[INFO] [stderr]     Checking susy-codec v3.5.1
[INFO] [stderr]     Checking fixed-hash v0.3.2
[INFO] [stderr]     Checking codec-impl v0.2.0
[INFO] [stderr]     Checking types-primitive v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `dev`
[INFO] [stdout]   --> src/lib.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | / construct_fixed_hash! {
[INFO] [stdout] 49 | |     /// Fixed-size uninterpreted hash type with 20 bytes (160 bits) size.
[INFO] [stdout] 50 | |     pub struct H160(20);
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `byteorder`, `codec`, `codec-impl`, `default`, `heapsize`, `impl-rlp`, `impl-serde`, `libc`, `rlp`, `rustc-hex`, `serde`, and `std`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `construct_fixed_hash` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `construct_fixed_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `dev`
[INFO] [stdout]   --> src/lib.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | / construct_fixed_hash! {
[INFO] [stdout] 53 | |     /// Fixed-size uninterpreted hash type with 32 bytes (256 bits) size.
[INFO] [stdout] 54 | |     pub struct H256(32);
[INFO] [stdout] 55 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `byteorder`, `codec`, `codec-impl`, `default`, `heapsize`, `impl-rlp`, `impl-serde`, `libc`, `rlp`, `rustc-hex`, `serde`, and `std`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `construct_fixed_hash` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `construct_fixed_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `dev`
[INFO] [stdout]   --> src/lib.rs:56:1
[INFO] [stdout]    |
[INFO] [stdout] 56 | / construct_fixed_hash! {
[INFO] [stdout] 57 | |     /// Fixed-size uninterpreted hash type with 64 bytes (512 bits) size.
[INFO] [stdout] 58 | |     pub struct H512(64);
[INFO] [stdout] 59 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `byteorder`, `codec`, `codec-impl`, `default`, `heapsize`, `impl-rlp`, `impl-serde`, `libc`, `rlp`, `rustc-hex`, `serde`, and `std`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `construct_fixed_hash` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `construct_fixed_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `dev`
[INFO] [stdout]   --> src/lib.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | / construct_fixed_hash! {
[INFO] [stdout] 49 | |     /// Fixed-size uninterpreted hash type with 20 bytes (160 bits) size.
[INFO] [stdout] 50 | |     pub struct H160(20);
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `byteorder`, `codec`, `codec-impl`, `default`, `heapsize`, `impl-rlp`, `impl-serde`, `libc`, `rlp`, `rustc-hex`, `serde`, and `std`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `construct_fixed_hash` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `construct_fixed_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `dev`
[INFO] [stdout]   --> src/lib.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | / construct_fixed_hash! {
[INFO] [stdout] 53 | |     /// Fixed-size uninterpreted hash type with 32 bytes (256 bits) size.
[INFO] [stdout] 54 | |     pub struct H256(32);
[INFO] [stdout] 55 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `byteorder`, `codec`, `codec-impl`, `default`, `heapsize`, `impl-rlp`, `impl-serde`, `libc`, `rlp`, `rustc-hex`, `serde`, and `std`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `construct_fixed_hash` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `construct_fixed_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `dev`
[INFO] [stdout]   --> src/lib.rs:56:1
[INFO] [stdout]    |
[INFO] [stdout] 56 | / construct_fixed_hash! {
[INFO] [stdout] 57 | |     /// Fixed-size uninterpreted hash type with 64 bytes (512 bits) size.
[INFO] [stdout] 58 | |     pub struct H512(64);
[INFO] [stdout] 59 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `byteorder`, `codec`, `codec-impl`, `default`, `heapsize`, `impl-rlp`, `impl-serde`, `libc`, `rlp`, `rustc-hex`, `serde`, and `std`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `construct_fixed_hash` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `construct_fixed_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | / construct_uint! {
[INFO] [stdout] 36 | |     /// 128-bit unsigned integer.
[INFO] [stdout] 37 | |     pub struct U128(2);
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | / construct_uint! {
[INFO] [stdout] 36 | |     /// 128-bit unsigned integer.
[INFO] [stdout] 37 | |     pub struct U128(2);
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | / construct_uint! {
[INFO] [stdout] 40 | |     /// 256-bit unsigned integer.
[INFO] [stdout] 41 | |     pub struct U256(4);
[INFO] [stdout] 42 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | / construct_uint! {
[INFO] [stdout] 40 | |     /// 256-bit unsigned integer.
[INFO] [stdout] 41 | |     pub struct U256(4);
[INFO] [stdout] 42 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | / construct_uint! {
[INFO] [stdout] 44 | |     /// 512-bits unsigned integer.
[INFO] [stdout] 45 | |     pub struct U512(8);
[INFO] [stdout] 46 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | / construct_uint! {
[INFO] [stdout] 44 | |     /// 512-bits unsigned integer.
[INFO] [stdout] 45 | |     pub struct U512(8);
[INFO] [stdout] 46 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | / construct_uint! {
[INFO] [stdout] 36 | |     /// 128-bit unsigned integer.
[INFO] [stdout] 37 | |     pub struct U128(2);
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | / construct_uint! {
[INFO] [stdout] 36 | |     /// 128-bit unsigned integer.
[INFO] [stdout] 37 | |     pub struct U128(2);
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | / construct_uint! {
[INFO] [stdout] 40 | |     /// 256-bit unsigned integer.
[INFO] [stdout] 41 | |     pub struct U256(4);
[INFO] [stdout] 42 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | / construct_uint! {
[INFO] [stdout] 40 | |     /// 256-bit unsigned integer.
[INFO] [stdout] 41 | |     pub struct U256(4);
[INFO] [stdout] 42 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | / construct_uint! {
[INFO] [stdout] 44 | |     /// 512-bits unsigned integer.
[INFO] [stdout] 45 | |     pub struct U512(8);
[INFO] [stdout] 46 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | / construct_uint! {
[INFO] [stdout] 44 | |     /// 512-bits unsigned integer.
[INFO] [stdout] 45 | |     pub struct U512(8);
[INFO] [stdout] 46 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `finish` that must be used
[INFO] [stdout]   --> src/lib.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | / construct_fixed_hash! {
[INFO] [stdout] 49 | |     /// Fixed-size uninterpreted hash type with 20 bytes (160 bits) size.
[INFO] [stdout] 50 | |     pub struct H160(20);
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 48 | let _ = construct_fixed_hash! {
[INFO] [stdout]    | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `finish` that must be used
[INFO] [stdout]   --> src/lib.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | / construct_fixed_hash! {
[INFO] [stdout] 53 | |     /// Fixed-size uninterpreted hash type with 32 bytes (256 bits) size.
[INFO] [stdout] 54 | |     pub struct H256(32);
[INFO] [stdout] 55 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 52 | let _ = construct_fixed_hash! {
[INFO] [stdout]    | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `finish` that must be used
[INFO] [stdout]   --> src/lib.rs:56:1
[INFO] [stdout]    |
[INFO] [stdout] 56 | / construct_fixed_hash! {
[INFO] [stdout] 57 | |     /// Fixed-size uninterpreted hash type with 64 bytes (512 bits) size.
[INFO] [stdout] 58 | |     pub struct H512(64);
[INFO] [stdout] 59 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 56 | let _ = construct_fixed_hash! {
[INFO] [stdout]    | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `finish` that must be used
[INFO] [stdout]   --> src/lib.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | / construct_fixed_hash! {
[INFO] [stdout] 49 | |     /// Fixed-size uninterpreted hash type with 20 bytes (160 bits) size.
[INFO] [stdout] 50 | |     pub struct H160(20);
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 48 | let _ = construct_fixed_hash! {
[INFO] [stdout]    | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `finish` that must be used
[INFO] [stdout]   --> src/lib.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | / construct_fixed_hash! {
[INFO] [stdout] 53 | |     /// Fixed-size uninterpreted hash type with 32 bytes (256 bits) size.
[INFO] [stdout] 54 | |     pub struct H256(32);
[INFO] [stdout] 55 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 52 | let _ = construct_fixed_hash! {
[INFO] [stdout]    | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `finish` that must be used
[INFO] [stdout]   --> src/lib.rs:56:1
[INFO] [stdout]    |
[INFO] [stdout] 56 | / construct_fixed_hash! {
[INFO] [stdout] 57 | |     /// Fixed-size uninterpreted hash type with 64 bytes (512 bits) size.
[INFO] [stdout] 58 | |     pub struct H512(64);
[INFO] [stdout] 59 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 56 | let _ = construct_fixed_hash! {
[INFO] [stdout]    | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.55s
[INFO] running `Command { std: "docker" "inspect" "9765f610fd7f76839abd62a7157245529d4191eec1bedebe9f361ca984897ec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9765f610fd7f76839abd62a7157245529d4191eec1bedebe9f361ca984897ec1", kill_on_drop: false }`
[INFO] [stdout] 9765f610fd7f76839abd62a7157245529d4191eec1bedebe9f361ca984897ec1
