[INFO] fetching crate rkpi2 0.1.2... [INFO] testing rkpi2-0.1.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate rkpi2 0.1.2 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate rkpi2 0.1.2 [INFO] finished tweaking crates.io crate rkpi2 0.1.2 [INFO] tweaked toml for crates.io crate rkpi2 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rkpi2 0.1.2 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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 20 packages to latest compatible versions [INFO] [stderr] Adding os_pipe v0.9.2 (available: v1.2.2) [INFO] [stderr] Adding zstd v0.5.4+zstd.1.4.7 (available: v0.13.3) [INFO] [stderr] Adding zstd-sys v1.4.18+zstd.1.4.7 (available: v1.6.3+zstd.1.5.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: version requirement `0.5.1+zstd.1.4.4` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded jobserver v0.1.33 [INFO] [stderr] Downloaded wit-bindgen-rt v0.39.0 [INFO] [stderr] Downloaded os_pipe v0.9.2 [INFO] [stderr] Downloaded r-efi v5.3.0 [INFO] [stderr] Downloaded itertools v0.9.0 [INFO] [stderr] Downloaded zstd-safe v2.0.6+zstd.1.4.7 [INFO] [stderr] Downloaded zstd v0.5.4+zstd.1.4.7 [INFO] [stderr] Downloaded wasi v0.14.2+wasi-0.2.4 [INFO] [stderr] Downloaded zstd-sys v1.4.18+zstd.1.4.7 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5218de1d01417cdf114f98191476b9cdc3593d0ee9019f508acf2966f820edf0 [INFO] running `Command { std: "docker" "start" "-a" "5218de1d01417cdf114f98191476b9cdc3593d0ee9019f508acf2966f820edf0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5218de1d01417cdf114f98191476b9cdc3593d0ee9019f508acf2966f820edf0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5218de1d01417cdf114f98191476b9cdc3593d0ee9019f508acf2966f820edf0", kill_on_drop: false }` [INFO] [stdout] 5218de1d01417cdf114f98191476b9cdc3593d0ee9019f508acf2966f820edf0 [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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 2bbe9802723a9d5cf87b4700751a05c051366ac8368ea6c5a87b8fc8c7ac9be3 [INFO] running `Command { std: "docker" "start" "-a" "2bbe9802723a9d5cf87b4700751a05c051366ac8368ea6c5a87b8fc8c7ac9be3", kill_on_drop: false }` [INFO] [stderr] warning: version requirement `0.5.1+zstd.1.4.4` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling glob v0.3.2 [INFO] [stderr] Compiling zstd-safe v2.0.6+zstd.1.4.7 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling jobserver v0.1.33 [INFO] [stderr] Compiling cc v1.2.27 [INFO] [stderr] Compiling zstd-sys v1.4.18+zstd.1.4.7 [INFO] [stderr] Compiling zstd v0.5.4+zstd.1.4.7 [INFO] [stderr] Compiling rkpi2 v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: constant `SAMPLERATES` is never used [INFO] [stdout] --> src/lib.rs:32:7 [INFO] [stdout] | [INFO] [stdout] 32 | const SAMPLERATES: [u32; 8] = [ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mux` is never used [INFO] [stdout] --> src/lib.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn mux(w: Box, h: Hdr, lev: Option) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `demux` is never used [INFO] [stdout] --> src/lib.rs:77:4 [INFO] [stdout] | [INFO] [stdout] 77 | fn demux(r: Box) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/lib.rs:46:14 [INFO] [stdout] | [INFO] [stdout] 46 | Some(S) => S as u8, [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `L` should have a snake case name [INFO] [stdout] --> src/lib.rs:68:14 [INFO] [stdout] | [INFO] [stdout] 68 | Some(L) => match Encoder::new(w, L as i32) [INFO] [stdout] | ^ help: convert the identifier to snake case: `l` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `C` should have a snake case name [INFO] [stdout] --> src/lib.rs:69:14 [INFO] [stdout] | [INFO] [stdout] 69 | { Ok(C) => Ok(Box::new(C)), [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `F` should have a snake case name [INFO] [stdout] --> src/lib.rs:89:14 [INFO] [stdout] | [INFO] [stdout] 89 | { Ok(F) => F, Err(E) => { return Err(E) } }; [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `E` should have a snake case name [INFO] [stdout] --> src/lib.rs:89:27 [INFO] [stdout] | [INFO] [stdout] 89 | { Ok(F) => F, Err(E) => { return Err(E) } }; [INFO] [stdout] | ^ help: convert the identifier to snake case: `e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `D` should have a snake case name [INFO] [stdout] --> src/lib.rs:99:18 [INFO] [stdout] | [INFO] [stdout] 99 | { Ok(D) => Ok((Box::new(D), h)), [INFO] [stdout] | ^ help: convert the identifier to snake case: `d` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.22s [INFO] running `Command { std: "docker" "inspect" "2bbe9802723a9d5cf87b4700751a05c051366ac8368ea6c5a87b8fc8c7ac9be3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bbe9802723a9d5cf87b4700751a05c051366ac8368ea6c5a87b8fc8c7ac9be3", kill_on_drop: false }` [INFO] [stdout] 2bbe9802723a9d5cf87b4700751a05c051366ac8368ea6c5a87b8fc8c7ac9be3 [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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 87311f2f1580abecfc1791612c9cef9135de7759cbf3044f9812443f181629a6 [INFO] running `Command { std: "docker" "start" "-a" "87311f2f1580abecfc1791612c9cef9135de7759cbf3044f9812443f181629a6", kill_on_drop: false }` [INFO] [stderr] warning: version requirement `0.5.1+zstd.1.4.4` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion [INFO] [stderr] Compiling os_pipe v0.9.2 [INFO] [stdout] warning: constant `SAMPLERATES` is never used [INFO] [stdout] --> src/lib.rs:32:7 [INFO] [stdout] | [INFO] [stdout] 32 | const SAMPLERATES: [u32; 8] = [ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mux` is never used [INFO] [stdout] --> src/lib.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn mux(w: Box, h: Hdr, lev: Option) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `demux` is never used [INFO] [stdout] --> src/lib.rs:77:4 [INFO] [stdout] | [INFO] [stdout] 77 | fn demux(r: Box) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/lib.rs:46:14 [INFO] [stdout] | [INFO] [stdout] 46 | Some(S) => S as u8, [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `L` should have a snake case name [INFO] [stdout] --> src/lib.rs:68:14 [INFO] [stdout] | [INFO] [stdout] 68 | Some(L) => match Encoder::new(w, L as i32) [INFO] [stdout] | ^ help: convert the identifier to snake case: `l` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `C` should have a snake case name [INFO] [stdout] --> src/lib.rs:69:14 [INFO] [stdout] | [INFO] [stdout] 69 | { Ok(C) => Ok(Box::new(C)), [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `F` should have a snake case name [INFO] [stdout] --> src/lib.rs:89:14 [INFO] [stdout] | [INFO] [stdout] 89 | { Ok(F) => F, Err(E) => { return Err(E) } }; [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `E` should have a snake case name [INFO] [stdout] --> src/lib.rs:89:27 [INFO] [stdout] | [INFO] [stdout] 89 | { Ok(F) => F, Err(E) => { return Err(E) } }; [INFO] [stdout] | ^ help: convert the identifier to snake case: `e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `D` should have a snake case name [INFO] [stdout] --> src/lib.rs:99:18 [INFO] [stdout] | [INFO] [stdout] 99 | { Ok(D) => Ok((Box::new(D), h)), [INFO] [stdout] | ^ help: convert the identifier to snake case: `d` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rkpi2 v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/lib.rs:46:14 [INFO] [stdout] | [INFO] [stdout] 46 | Some(S) => S as u8, [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `L` should have a snake case name [INFO] [stdout] --> src/lib.rs:68:14 [INFO] [stdout] | [INFO] [stdout] 68 | Some(L) => match Encoder::new(w, L as i32) [INFO] [stdout] | ^ help: convert the identifier to snake case: `l` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `C` should have a snake case name [INFO] [stdout] --> src/lib.rs:69:14 [INFO] [stdout] | [INFO] [stdout] 69 | { Ok(C) => Ok(Box::new(C)), [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `F` should have a snake case name [INFO] [stdout] --> src/lib.rs:89:14 [INFO] [stdout] | [INFO] [stdout] 89 | { Ok(F) => F, Err(E) => { return Err(E) } }; [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `E` should have a snake case name [INFO] [stdout] --> src/lib.rs:89:27 [INFO] [stdout] | [INFO] [stdout] 89 | { Ok(F) => F, Err(E) => { return Err(E) } }; [INFO] [stdout] | ^ help: convert the identifier to snake case: `e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `D` should have a snake case name [INFO] [stdout] --> src/lib.rs:99:18 [INFO] [stdout] | [INFO] [stdout] 99 | { Ok(D) => Ok((Box::new(D), h)), [INFO] [stdout] | ^ help: convert the identifier to snake case: `d` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `Command { std: "docker" "inspect" "87311f2f1580abecfc1791612c9cef9135de7759cbf3044f9812443f181629a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87311f2f1580abecfc1791612c9cef9135de7759cbf3044f9812443f181629a6", kill_on_drop: false }` [INFO] [stdout] 87311f2f1580abecfc1791612c9cef9135de7759cbf3044f9812443f181629a6 [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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] f818674ff5fda2b9b20ae63a1db71c6223bd7256327e1e98be50d77b4649e304 [INFO] running `Command { std: "docker" "start" "-a" "f818674ff5fda2b9b20ae63a1db71c6223bd7256327e1e98be50d77b4649e304", kill_on_drop: false }` [INFO] [stderr] warning: version requirement `0.5.1+zstd.1.4.4` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion [INFO] [stderr] warning: constant `SAMPLERATES` is never used [INFO] [stderr] --> src/lib.rs:32:7 [INFO] [stderr] | [INFO] [stderr] 32 | const SAMPLERATES: [u32; 8] = [ [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `mux` is never used [INFO] [stderr] --> src/lib.rs:40:4 [INFO] [stderr] | [INFO] [stderr] 40 | fn mux(w: Box, h: Hdr, lev: Option) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function `demux` is never used [INFO] [stderr] --> src/lib.rs:77:4 [INFO] [stderr] | [INFO] [stderr] 77 | fn demux(r: Box) [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `S` should have a snake case name [INFO] [stderr] --> src/lib.rs:46:14 [INFO] [stderr] | [INFO] [stderr] 46 | Some(S) => S as u8, [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `L` should have a snake case name [INFO] [stderr] --> src/lib.rs:68:14 [INFO] [stderr] | [INFO] [stderr] 68 | Some(L) => match Encoder::new(w, L as i32) [INFO] [stderr] | ^ help: convert the identifier to snake case: `l` [INFO] [stderr] [INFO] [stderr] warning: variable `C` should have a snake case name [INFO] [stderr] --> src/lib.rs:69:14 [INFO] [stderr] | [INFO] [stderr] 69 | { Ok(C) => Ok(Box::new(C)), [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `c` [INFO] [stderr] [INFO] [stderr] warning: variable `F` should have a snake case name [INFO] [stderr] --> src/lib.rs:89:14 [INFO] [stderr] | [INFO] [stderr] 89 | { Ok(F) => F, Err(E) => { return Err(E) } }; [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `f` [INFO] [stderr] [INFO] [stderr] warning: variable `E` should have a snake case name [INFO] [stderr] --> src/lib.rs:89:27 [INFO] [stderr] | [INFO] [stderr] 89 | { Ok(F) => F, Err(E) => { return Err(E) } }; [INFO] [stderr] | ^ help: convert the identifier to snake case: `e` [INFO] [stderr] [INFO] [stderr] warning: variable `D` should have a snake case name [INFO] [stderr] --> src/lib.rs:99:18 [INFO] [stderr] | [INFO] [stderr] 99 | { Ok(D) => Ok((Box::new(D), h)), [INFO] [stderr] | ^ help: convert the identifier to snake case: `d` [INFO] [stderr] [INFO] [stderr] warning: `rkpi2` (lib) generated 9 warnings [INFO] [stderr] warning: `rkpi2` (lib test) generated 6 warnings (6 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/rkpi2-babf1396615b2b92) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test rkpi2_hdr_and_data ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f818674ff5fda2b9b20ae63a1db71c6223bd7256327e1e98be50d77b4649e304", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f818674ff5fda2b9b20ae63a1db71c6223bd7256327e1e98be50d77b4649e304", kill_on_drop: false }` [INFO] [stdout] f818674ff5fda2b9b20ae63a1db71c6223bd7256327e1e98be50d77b4649e304