[INFO] cloning repository https://github.com/fabrlyn/b2x
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fabrlyn/b2x" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabrlyn%2Fb2x", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabrlyn%2Fb2x'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bae02c986faaa8c3ec762c4c9dcef3ce7a3f55b1
[INFO] checking fabrlyn/b2x against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabrlyn%2Fb2x" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fabrlyn/b2x
[INFO] finished tweaking git repo https://github.com/fabrlyn/b2x
[INFO] tweaked toml for git repo https://github.com/fabrlyn/b2x written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fabrlyn/b2x on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fabrlyn/b2x 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prettytable-rs v0.8.0
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[INFO] running `Command { std: "docker" "inspect" "76d5b53d4947a9ec0ff4949b3931f9b3a216eedee7cd2b28c9dfa99cc44235be", kill_on_drop: false }`
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[INFO] [stdout] 76d5b53d4947a9ec0ff4949b3931f9b3a216eedee7cd2b28c9dfa99cc44235be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9a1f4bfb8242fae594c6dceb88b66c5564ca624c3bd4b185d62f62246fb6cad
[INFO] running `Command { std: "docker" "start" "-a" "b9a1f4bfb8242fae594c6dceb88b66c5564ca624c3bd4b185d62f62246fb6cad", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking encode_unicode v0.3.6
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[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.4
[INFO] [stderr]     Checking clap v3.0.0-beta.4
[INFO] [stderr]     Checking b2x v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `big_endian` is never used
[INFO] [stdout]   --> src/bit_group/mod.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl<'a, O> DecimalConverter<'a, O, LittleEndian> {
[INFO] [stdout]    | ------------------------------------------------- method in this implementation
[INFO] [stdout] 11 |     pub fn big_endian(self) -> DecimalConverter<'a, O, BigEndian> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `little_endian` is never used
[INFO] [stdout]   --> src/bit_group/mod.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl<'a, O> DecimalConverter<'a, O, BigEndian> {
[INFO] [stdout]    | ---------------------------------------------- method in this implementation
[INFO] [stdout] 21 |     pub fn little_endian(self) -> DecimalConverter<'a, O, LittleEndian> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GroupSizeOutOfBounds` is never constructed
[INFO] [stdout]   --> src/bit_group/common.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub enum DecimalConverterError {
[INFO] [stdout]    |          --------------------- variant in this enum
[INFO] [stdout] 41 |     GroupSizeOutOfBounds,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DecimalConverterError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/bit_group/spaced.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl<'a, E> DecimalConverter<'a, DefaultBitGroup, E> {
[INFO] [stdout]    | ---------------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn spaced_i8(self) -> DecimalConverter<'a, SpacedBitGroup<i8>, E> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn spaced_u16(self) -> DecimalConverter<'a, SpacedBitGroup<u16>, E> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn spaced_i16(self) -> DecimalConverter<'a, SpacedBitGroup<i16>, E> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn spaced_u32(self) -> DecimalConverter<'a, SpacedBitGroup<u32>, E> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn spaced_i32(self) -> DecimalConverter<'a, SpacedBitGroup<i32>, E> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn spaced_u64(self) -> DecimalConverter<'a, SpacedBitGroup<u64>, E> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn spaced_i64(self) -> DecimalConverter<'a, SpacedBitGroup<i64>, E> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn spaced_u128(self) -> DecimalConverter<'a, SpacedBitGroup<u128>, E> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn spaced_i128(self) -> DecimalConverter<'a, SpacedBitGroup<i128>, E> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VariableBitGroup` is never constructed
[INFO] [stdout]  --> src/bit_group/variable.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct VariableBitGroup(u8);
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `bit_group_size` is never used
[INFO] [stdout]  --> src/bit_group/variable.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl<'a, O, E> DecimalConverter<'a, O, E> {
[INFO] [stdout]   | ----------------------------------------- method in this implementation
[INFO] [stdout] 8 |     pub fn bit_group_size(
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `big_endian_to_decimal` is never used
[INFO] [stdout]   --> src/binary.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn big_endian_to_decimal<T: BitSize + FromBinaryString>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bit_group/common.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn decimal(&self) -> DecimalConverter<Self::Output, Self::Endian>;
[INFO] [stdout]    |                ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                |
[INFO] [stdout]    |                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn decimal(&self) -> DecimalConverter<'_, Self::Output, Self::Endian>;
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bit_group/common.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn decimal(&self) -> DecimalConverter<Self::Output, Self::Endian> {
[INFO] [stdout]    |                ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                |
[INFO] [stdout]    |                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn decimal(&self) -> DecimalConverter<'_, Self::Output, Self::Endian> {
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bit_group/common.rs:60:16
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn decimal(&self) -> DecimalConverter<Self::Output, Self::Endian> {
[INFO] [stdout]    |                ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                |
[INFO] [stdout]    |                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn decimal(&self) -> DecimalConverter<'_, Self::Output, Self::Endian> {
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `big_endian` is never used
[INFO] [stdout]   --> src/bit_group/mod.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl<'a, O> DecimalConverter<'a, O, LittleEndian> {
[INFO] [stdout]    | ------------------------------------------------- method in this implementation
[INFO] [stdout] 11 |     pub fn big_endian(self) -> DecimalConverter<'a, O, BigEndian> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `little_endian` is never used
[INFO] [stdout]   --> src/bit_group/mod.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl<'a, O> DecimalConverter<'a, O, BigEndian> {
[INFO] [stdout]    | ---------------------------------------------- method in this implementation
[INFO] [stdout] 21 |     pub fn little_endian(self) -> DecimalConverter<'a, O, LittleEndian> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `DefaultBitGroup` is never used
[INFO] [stdout]  --> src/bit_group/common.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type DefaultBitGroup = SpacedBitGroup<u64>;
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `DecimalConverterExt` is never used
[INFO] [stdout]   --> src/bit_group/common.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait DecimalConverterExt {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `FromBinary` is never used
[INFO] [stdout]   --> src/bit_group/common.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub trait FromBinary {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BigEndian` is never constructed
[INFO] [stdout]   --> src/bit_group/common.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct BigEndian;
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LittleEndian` is never constructed
[INFO] [stdout]   --> src/bit_group/common.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct LittleEndian;
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DecimalConverter` is never constructed
[INFO] [stdout]   --> src/bit_group/common.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct DecimalConverter<'a, O, E> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `DecimalConverterError` is never used
[INFO] [stdout]   --> src/bit_group/common.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub enum DecimalConverterError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExactBitGroup` is never constructed
[INFO] [stdout]   --> src/bit_group/exact.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct ExactBitGroup<T>(PhantomData<T>);
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/bit_group/exact.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl<'a, E> DecimalConverter<'a, DefaultBitGroup, E> {
[INFO] [stdout]    | ---------------------------------------------------- methods in this implementation
[INFO] [stdout] 16 |     fn into_exact<N>(self) -> DecimalConverter<'a, ExactBitGroup<N>, E> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn u8(self) -> DecimalConverter<'a, ExactBitGroup<u8>, E> {
[INFO] [stdout]    |            ^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn i8(self) -> DecimalConverter<'a, ExactBitGroup<i8>, E> {
[INFO] [stdout]    |            ^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn u16(self) -> DecimalConverter<'a, ExactBitGroup<u16>, E> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn i16(self) -> DecimalConverter<'a, ExactBitGroup<i16>, E> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn u32(self) -> DecimalConverter<'a, ExactBitGroup<u32>, E> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn i32(self) -> DecimalConverter<'a, ExactBitGroup<i32>, E> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub fn u64(self) -> DecimalConverter<'a, ExactBitGroup<u64>, E> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn i64(self) -> DecimalConverter<'a, ExactBitGroup<i64>, E> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn u128(self) -> DecimalConverter<'a, ExactBitGroup<u128>, E> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn i128(self) -> DecimalConverter<'a, ExactBitGroup<i128>, E> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SpacedBitGroup` is never constructed
[INFO] [stdout]   --> src/bit_group/spaced.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct SpacedBitGroup<T>(PhantomData<T>);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/bit_group/spaced.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl<'a, E> DecimalConverter<'a, DefaultBitGroup, E> {
[INFO] [stdout]    | ---------------------------------------------------- methods in this implementation
[INFO] [stdout] 16 |     fn into_spaced<N>(self) -> DecimalConverter<'a, SpacedBitGroup<N>, E> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn spaced_u8(self) -> DecimalConverter<'a, SpacedBitGroup<u8>, E> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn spaced_i8(self) -> DecimalConverter<'a, SpacedBitGroup<i8>, E> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn spaced_u16(self) -> DecimalConverter<'a, SpacedBitGroup<u16>, E> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn spaced_i16(self) -> DecimalConverter<'a, SpacedBitGroup<i16>, E> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn spaced_u32(self) -> DecimalConverter<'a, SpacedBitGroup<u32>, E> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn spaced_i32(self) -> DecimalConverter<'a, SpacedBitGroup<i32>, E> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn spaced_u64(self) -> DecimalConverter<'a, SpacedBitGroup<u64>, E> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn spaced_i64(self) -> DecimalConverter<'a, SpacedBitGroup<i64>, E> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn spaced_u128(self) -> DecimalConverter<'a, SpacedBitGroup<u128>, E> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn spaced_i128(self) -> DecimalConverter<'a, SpacedBitGroup<i128>, E> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/bit_group/spaced.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 87 | impl<'a, T> DecimalConverter<'a, SpacedBitGroup<T>, LittleEndian> {
[INFO] [stdout]    | ----------------------------------------------------------------- associated function in this implementation
[INFO] [stdout] 88 |     pub fn new(input: &'a str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VariableBitGroup` is never constructed
[INFO] [stdout]  --> src/bit_group/variable.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct VariableBitGroup(u8);
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `bit_group_size` is never used
[INFO] [stdout]  --> src/bit_group/variable.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl<'a, O, E> DecimalConverter<'a, O, E> {
[INFO] [stdout]   | ----------------------------------------- method in this implementation
[INFO] [stdout] 8 |     pub fn bit_group_size(
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `BitSize` is never used
[INFO] [stdout]  --> src/bit_size.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait BitSize {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `FromBinaryString` is never used
[INFO] [stdout]  --> src/from_binary.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait FromBinaryString {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ToResult` is never used
[INFO] [stdout]  --> src/binary.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type ToResult<T> = Result<Vec<T>, String>;
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_decimal` is never used
[INFO] [stdout]  --> src/binary.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn to_decimal<T: BitSize + FromBinaryString>(
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `little_endian_to_decimal` is never used
[INFO] [stdout]   --> src/binary.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn little_endian_to_decimal<T: BitSize + FromBinaryString>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `big_endian_to_decimal` is never used
[INFO] [stdout]   --> src/binary.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn big_endian_to_decimal<T: BitSize + FromBinaryString>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bit_group/common.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn decimal(&self) -> DecimalConverter<Self::Output, Self::Endian>;
[INFO] [stdout]    |                ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                |
[INFO] [stdout]    |                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn decimal(&self) -> DecimalConverter<'_, Self::Output, Self::Endian>;
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bit_group/common.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn decimal(&self) -> DecimalConverter<Self::Output, Self::Endian> {
[INFO] [stdout]    |                ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                |
[INFO] [stdout]    |                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn decimal(&self) -> DecimalConverter<'_, Self::Output, Self::Endian> {
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bit_group/common.rs:60:16
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn decimal(&self) -> DecimalConverter<Self::Output, Self::Endian> {
[INFO] [stdout]    |                ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                |
[INFO] [stdout]    |                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn decimal(&self) -> DecimalConverter<'_, Self::Output, Self::Endian> {
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/cli/mod.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let args = Args {
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/cli/mod.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let input = matches.value_of("input").unwrap();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `bit_group`, `signed`, and `output` are never read
[INFO] [stdout]   --> src/cli/mod.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 71 | struct Args {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 72 |     bit_group: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 73 |     signed: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 74 |     output: Output,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/cli/mod.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let args = Args {
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/cli/mod.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let input = matches.value_of("input").unwrap();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `bit_group`, `signed`, and `output` are never read
[INFO] [stdout]   --> src/cli/mod.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 71 | struct Args {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 72 |     bit_group: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 73 |     signed: bool,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 74 |     output: Output,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.68s
[INFO] running `Command { std: "docker" "inspect" "b9a1f4bfb8242fae594c6dceb88b66c5564ca624c3bd4b185d62f62246fb6cad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9a1f4bfb8242fae594c6dceb88b66c5564ca624c3bd4b185d62f62246fb6cad", kill_on_drop: false }`
[INFO] [stdout] b9a1f4bfb8242fae594c6dceb88b66c5564ca624c3bd4b185d62f62246fb6cad