[INFO] fetching crate qrcode 0.14.1...
[INFO] checking qrcode-0.14.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate qrcode 0.14.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate qrcode 0.14.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate qrcode 0.14.1
[INFO] tweaked toml for crates.io crate qrcode 0.14.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qrcode 0.14.1 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qrcode 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ad45b077b60e5dcbcb4845d9ae9fc626f683938f314a08ef9987a7c12af098f
[INFO] running `Command { std: "docker" "start" "-a" "7ad45b077b60e5dcbcb4845d9ae9fc626f683938f314a08ef9987a7c12af098f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ad45b077b60e5dcbcb4845d9ae9fc626f683938f314a08ef9987a7c12af098f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ad45b077b60e5dcbcb4845d9ae9fc626f683938f314a08ef9987a7c12af098f", kill_on_drop: false }`
[INFO] [stdout] 7ad45b077b60e5dcbcb4845d9ae9fc626f683938f314a08ef9987a7c12af098f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e05ae98fa4781d8d0c18f6e1be931820aa7ae4e9d45b722bb1b740f7969fef0a
[INFO] running `Command { std: "docker" "start" "-a" "e05ae98fa4781d8d0c18f6e1be931820aa7ae4e9d45b722bb1b740f7969fef0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling built v0.7.1
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking rgb v0.8.37
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking fdeflate v0.3.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking v_frame v0.3.8
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking half v2.2.1
[INFO] [stderr]     Checking png v0.17.10
[INFO] [stderr]     Checking exr v1.71.0
[INFO] [stderr]     Checking tiff v0.9.0
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking av1-grain v0.2.3
[INFO] [stderr]     Checking maybe-rayon v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling profiling-procmacros v1.0.15
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]     Checking profiling v1.0.15
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking image-webp v0.1.0
[INFO] [stderr]     Checking ravif v0.11.4
[INFO] [stderr]     Checking image v0.25.0
[INFO] [stderr]     Checking qrcode v0.14.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/render/unicode.rs:66:70
[INFO] [stdout]    |
[INFO] [stdout] 66 |                         rows[0].iter().zip(rows[1]).map(|(top, bot)| (top * 2 + bot)).collect::<Vec<u8>>()
[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] 66 -                         rows[0].iter().zip(rows[1]).map(|(top, bot)| (top * 2 + bot)).collect::<Vec<u8>>()
[INFO] [stdout] 66 +                         rows[0].iter().zip(rows[1]).map(|(top, bot)| top * 2 + bot).collect::<Vec<u8>>()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/render/unicode.rs:68:50
[INFO] [stdout]    |
[INFO] [stdout] 68 |                         rows[0].iter().map(|top| (top * 2)).collect::<Vec<u8>>()
[INFO] [stdout]    |                                                  ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 68 -                         rows[0].iter().map(|top| (top * 2)).collect::<Vec<u8>>()
[INFO] [stdout] 68 +                         rows[0].iter().map(|top| top * 2).collect::<Vec<u8>>()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/render/unicode.rs:66:70
[INFO] [stdout]    |
[INFO] [stdout] 66 |                         rows[0].iter().zip(rows[1]).map(|(top, bot)| (top * 2 + bot)).collect::<Vec<u8>>()
[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] 66 -                         rows[0].iter().zip(rows[1]).map(|(top, bot)| (top * 2 + bot)).collect::<Vec<u8>>()
[INFO] [stdout] 66 +                         rows[0].iter().zip(rows[1]).map(|(top, bot)| top * 2 + bot).collect::<Vec<u8>>()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/render/unicode.rs:68:50
[INFO] [stdout]    |
[INFO] [stdout] 68 |                         rows[0].iter().map(|top| (top * 2)).collect::<Vec<u8>>()
[INFO] [stdout]    |                                                  ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 68 -                         rows[0].iter().map(|top| (top * 2)).collect::<Vec<u8>>()
[INFO] [stdout] 68 +                         rows[0].iter().map(|top| top * 2).collect::<Vec<u8>>()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:249:29
[INFO] [stdout]     |
[INFO] [stdout] 249 |     pub fn render<P: Pixel>(&self) -> Renderer<P> {
[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] 249 |     pub fn render<P: Pixel>(&self) -> Renderer<'_, P> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i16, Infallible>
[INFO] [stdout]   --> src/cast.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 i16::try_from(self).unwrap()
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 | impl_as!(i16);
[INFO] [stdout]    | ------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the macro `impl_as` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]   --> src/cast.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 isize::try_from(self).unwrap()
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 | impl_as!(i16);
[INFO] [stdout]    | ------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `impl_as` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]   --> src/cast.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 u32::try_from(self).unwrap()
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 | impl_as!(u32);
[INFO] [stdout]    | ------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `impl_as` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/cast.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 usize::try_from(self).unwrap()
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 | impl_as!(usize);
[INFO] [stdout]    | --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `impl_as` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]   --> src/cast.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 isize::try_from(self).unwrap()
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 | impl_as!(isize);
[INFO] [stdout]    | --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `impl_as` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/optimize.rs:101:22
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn new(data: &[u8]) -> Parser {
[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] 101 |     pub fn new(data: &[u8]) -> Parser<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `qrcode` (lib) due to 5 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:249:29
[INFO] [stdout]     |
[INFO] [stdout] 249 |     pub fn render<P: Pixel>(&self) -> Renderer<P> {
[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] 249 |     pub fn render<P: Pixel>(&self) -> Renderer<'_, P> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i16, Infallible>
[INFO] [stdout]   --> src/cast.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 i16::try_from(self).unwrap()
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 | impl_as!(i16);
[INFO] [stdout]    | ------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the macro `impl_as` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]   --> src/cast.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 isize::try_from(self).unwrap()
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 | impl_as!(i16);
[INFO] [stdout]    | ------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `impl_as` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]   --> src/cast.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 u32::try_from(self).unwrap()
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 | impl_as!(u32);
[INFO] [stdout]    | ------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `impl_as` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/cast.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 usize::try_from(self).unwrap()
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 | impl_as!(usize);
[INFO] [stdout]    | --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `impl_as` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<isize, Infallible>
[INFO] [stdout]   --> src/cast.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 isize::try_from(self).unwrap()
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 | impl_as!(isize);
[INFO] [stdout]    | --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `impl_as` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/optimize.rs:101:22
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn new(data: &[u8]) -> Parser {
[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] 101 |     pub fn new(data: &[u8]) -> Parser<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `qrcode` (lib test) due to 5 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e05ae98fa4781d8d0c18f6e1be931820aa7ae4e9d45b722bb1b740f7969fef0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e05ae98fa4781d8d0c18f6e1be931820aa7ae4e9d45b722bb1b740f7969fef0a", kill_on_drop: false }`
[INFO] [stdout] e05ae98fa4781d8d0c18f6e1be931820aa7ae4e9d45b722bb1b740f7969fef0a
