[INFO] fetching crate zipng 0.20221122.0-dev.3...
[INFO] testing zipng-0.20221122.0-dev.3 against 1.75.0 for beta-1.76-1
[INFO] extracting crate zipng 0.20221122.0-dev.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate zipng 0.20221122.0-dev.3 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate zipng 0.20221122.0-dev.3
[INFO] finished tweaking crates.io crate zipng 0.20221122.0-dev.3
[INFO] tweaked toml for crates.io crate zipng 0.20221122.0-dev.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate zipng 0.20221122.0-dev.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cortex-m v0.7.6
[INFO] [stderr]   Downloaded atomic-polyfill v0.1.10
[INFO] [stderr]   Downloaded simd-adler32 v0.3.4
[INFO] [stderr]   Downloaded bstr v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2bb505336385a0e76858ab63f89bc185acfc873921a88de0f4f59b6735dbd88
[INFO] running `Command { std: "docker" "start" "-a" "a2bb505336385a0e76858ab63f89bc185acfc873921a88de0f4f59b6735dbd88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2bb505336385a0e76858ab63f89bc185acfc873921a88de0f4f59b6735dbd88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2bb505336385a0e76858ab63f89bc185acfc873921a88de0f4f59b6735dbd88", kill_on_drop: false }`
[INFO] [stdout] a2bb505336385a0e76858ab63f89bc185acfc873921a88de0f4f59b6735dbd88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a77d84f0aaaa04410391f76d448777a1aea1bb318b12b9d468ef19d7d534a983
[INFO] running `Command { std: "docker" "start" "-a" "a77d84f0aaaa04410391f76d448777a1aea1bb318b12b9d468ef19d7d534a983", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.88
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling brotli-decompressor v2.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.5.4
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling crc-catalog v2.1.0
[INFO] [stderr]    Compiling simd-adler32 v0.3.4
[INFO] [stderr]    Compiling crc v3.0.0
[INFO] [stderr]    Compiling spin v0.9.4
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling bytemuck v1.12.3
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling bstr v1.0.1
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling brotli v3.3.4
[INFO] [stderr]    Compiling serde_bytes v0.11.7
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling zipng v0.20221122.0-dev.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(doc_cfg, doc_auto_cfg)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `From`, `Into`
[INFO] [stdout]  --> src/lib.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 |     derive_more::{From, Into},
[INFO] [stdout]   |                   ^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `cast`, `tracing::warn`
[INFO] [stdout]  --> src/png/to_png.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 |     bytemuck::{bytes_of, cast},
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout] 8 |     std::borrow::Cow::{self, Borrowed, Owned},
[INFO] [stdout] 9 |     tracing::warn,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Lsb0`, `Msb0`, `Png`, `panic`, `std::fmt::Debug`, `view::AsBits`
[INFO] [stdout]   --> src/text.rs:6:13
[INFO] [stdout]    |
[INFO] [stdout] 6  |     crate::{panic, Png},
[INFO] [stdout]    |             ^^^^^  ^^^
[INFO] [stdout] 7  |     bitvec::{
[INFO] [stdout] 8  |         order::{Lsb0, Msb0},
[INFO] [stdout]    |                 ^^^^  ^^^^
[INFO] [stdout] 9  |         view::AsBits,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 10 |     },
[INFO] [stdout] 11 |     std::fmt::Debug,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ToPng`, `generic::never`
[INFO] [stdout]  --> src/zip/configuration.rs:2:22
[INFO] [stdout]   |
[INFO] [stdout] 2 |     crate::{default, generic::never, ToPng, Zip},
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `deflate::*`, `poly::*`, `zlib::*`
[INFO] [stdout]   --> src/lib.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub use crate::{checksums::*, deflate::*, generic::*, png::*, poly::*, text::*, zip::*, zlib::*};
[INFO] [stdout]    |                               ^^^^^^^^^^                      ^^^^^^^                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zipng` (lib) due to 2 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "a77d84f0aaaa04410391f76d448777a1aea1bb318b12b9d468ef19d7d534a983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a77d84f0aaaa04410391f76d448777a1aea1bb318b12b9d468ef19d7d534a983", kill_on_drop: false }`
[INFO] [stdout] a77d84f0aaaa04410391f76d448777a1aea1bb318b12b9d468ef19d7d534a983
