[INFO] fetching crate zipng 0.20221122.0-dev.3... [INFO] testing zipng-0.20221122.0-dev.3 against 1.91.0 for beta-1.92-2 [INFO] extracting crate zipng 0.20221122.0-dev.3 into /workspace/builds/worker-4-tc1/source [INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml [INFO] removed /workspace/builds/worker-4-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-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate zipng 0.20221122.0-dev.3 on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded itoa v1.0.4 [INFO] [stderr] Downloaded quote v1.0.21 [INFO] [stderr] Downloaded unicode-ident v1.0.5 [INFO] [stderr] Downloaded bare-metal v0.2.5 [INFO] [stderr] Downloaded crc v3.0.0 [INFO] [stderr] Downloaded bare-metal v1.0.0 [INFO] [stderr] Downloaded nb v1.0.0 [INFO] [stderr] Downloaded volatile-register v0.2.1 [INFO] [stderr] Downloaded riscv-target v0.1.2 [INFO] [stderr] Downloaded ryu v1.0.11 [INFO] [stderr] Downloaded crc-catalog v2.1.0 [INFO] [stderr] Downloaded miniz_oxide v0.5.4 [INFO] [stderr] Downloaded flate2 v1.0.24 [INFO] [stderr] Downloaded serde v1.0.147 [INFO] [stderr] Downloaded heapless v0.7.16 [INFO] [stderr] Downloaded aho-corasick v0.7.19 [INFO] [stderr] Downloaded cortex-m v0.7.6 [INFO] [stderr] Downloaded riscv v0.7.0 [INFO] [stderr] Downloaded syn v1.0.103 [INFO] [stderr] Downloaded brotli-decompressor v2.3.2 [INFO] [stderr] Downloaded serde_json v1.0.88 [INFO] [stderr] Downloaded bitfield v0.13.2 [INFO] [stderr] Downloaded nb v0.1.3 [INFO] [stderr] Downloaded embedded-hal v0.2.7 [INFO] [stderr] Downloaded semver v1.0.14 [INFO] [stderr] Downloaded spin v0.9.4 [INFO] [stderr] Downloaded serde_bytes v0.11.7 [INFO] [stderr] Downloaded proc-macro2 v1.0.47 [INFO] [stderr] Downloaded bstr v1.0.1 [INFO] [stderr] Downloaded critical-section v0.2.7 [INFO] [stderr] Downloaded bit_field v0.10.1 [INFO] [stderr] Downloaded atomic-polyfill v0.1.10 [INFO] [stderr] Downloaded vcell v0.1.3 [INFO] [stderr] Downloaded simd-adler32 v0.3.4 [INFO] [stderr] Downloaded brotli v3.3.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59e7857f850f94b4d4defed09e05f381b0a6f4b2f800c2b0e0cae005f2e04dcd [INFO] running `Command { std: "docker" "start" "-a" "59e7857f850f94b4d4defed09e05f381b0a6f4b2f800c2b0e0cae005f2e04dcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59e7857f850f94b4d4defed09e05f381b0a6f4b2f800c2b0e0cae005f2e04dcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59e7857f850f94b4d4defed09e05f381b0a6f4b2f800c2b0e0cae005f2e04dcd", kill_on_drop: false }` [INFO] [stdout] 59e7857f850f94b4d4defed09e05f381b0a6f4b2f800c2b0e0cae005f2e04dcd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d1d59182f875383643ac7f8d39f1ab866c38c719a804ffda3990529573ed44f6 [INFO] running `Command { std: "docker" "start" "-a" "d1d59182f875383643ac7f8d39f1ab866c38c719a804ffda3990529573ed44f6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling semver v1.0.14 [INFO] [stderr] Compiling syn v1.0.103 [INFO] [stderr] Compiling serde v1.0.147 [INFO] [stderr] Compiling once_cell v1.16.0 [INFO] [stderr] Compiling alloc-no-stdlib v2.0.4 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling serde_json v1.0.88 [INFO] [stderr] Compiling tap v1.0.1 [INFO] [stderr] Compiling miniz_oxide v0.5.4 [INFO] [stderr] Compiling funty v2.0.0 [INFO] [stderr] Compiling spin v0.9.4 [INFO] [stderr] Compiling wyz v0.5.1 [INFO] [stderr] Compiling alloc-stdlib v0.2.2 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling brotli-decompressor v2.3.2 [INFO] [stderr] Compiling hash32 v0.2.1 [INFO] [stderr] Compiling ryu v1.0.11 [INFO] [stderr] Compiling itoa v1.0.4 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling crc-catalog v2.1.0 [INFO] [stderr] Compiling tracing-core v0.1.30 [INFO] [stderr] Compiling flate2 v1.0.24 [INFO] [stderr] Compiling crc v3.0.0 [INFO] [stderr] Compiling simd-adler32 v0.3.4 [INFO] [stderr] Compiling bytemuck v1.12.3 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling heapless v0.7.16 [INFO] [stderr] Compiling bitvec v1.0.1 [INFO] [stderr] Compiling bstr 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` and `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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `cast` and `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`, and `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` and `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::*`, and `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] warning: unused variable: `other` [INFO] [stdout] --> src/generic.rs:115:19 [INFO] [stdout] | [INFO] [stdout] 115 | fn cmp(&self, other: &Self) -> Ordering { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> src/generic.rs:121:42 [INFO] [stdout] | [INFO] [stdout] 121 | fn hash(&self, state: &mut H) {} [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/png/data.rs:30:25 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn write(&self, output: &impl Write) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/png/data.rs:35:17 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn read(input: &impl Read) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/png/data.rs:54:33 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn set_pixel(&mut self, x: u32, y: u32, color: &[u8]) -> Result<(), ()> { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/png/data.rs:54:41 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn set_pixel(&mut self, x: u32, y: u32, color: &[u8]) -> Result<(), ()> { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `color` [INFO] [stdout] --> src/png/data.rs:54:49 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn set_pixel(&mut self, x: u32, y: u32, color: &[u8]) -> Result<(), ()> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_color` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/zip.rs:31:25 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn write(&self, output: &mut impl Write) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/zip.rs:36:17 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn read(input: &impl Read) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [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 1 previous error; 14 warnings emitted [INFO] running `Command { std: "docker" "inspect" "d1d59182f875383643ac7f8d39f1ab866c38c719a804ffda3990529573ed44f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1d59182f875383643ac7f8d39f1ab866c38c719a804ffda3990529573ed44f6", kill_on_drop: false }` [INFO] [stdout] d1d59182f875383643ac7f8d39f1ab866c38c719a804ffda3990529573ed44f6