[INFO] fetching crate rkpi2 0.1.2... [INFO] checking rkpi2-0.1.2 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470 [INFO] extracting crate rkpi2 0.1.2 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate rkpi2 0.1.2 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--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] Downloading crates ... [INFO] [stderr] Downloaded os_pipe v0.9.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b4a68db6b85a155c98dbb69d1bdf4d7152bc8da43d974d71d1651a15fbc1be82 [INFO] running `Command { std: "docker" "start" "-a" "b4a68db6b85a155c98dbb69d1bdf4d7152bc8da43d974d71d1651a15fbc1be82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b4a68db6b85a155c98dbb69d1bdf4d7152bc8da43d974d71d1651a15fbc1be82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4a68db6b85a155c98dbb69d1bdf4d7152bc8da43d974d71d1651a15fbc1be82", kill_on_drop: false }` [INFO] [stdout] b4a68db6b85a155c98dbb69d1bdf4d7152bc8da43d974d71d1651a15fbc1be82 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2a36cf20299733fce08f8bb5a2f552294d88a30e8753491907dfc1eb2efbd762 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2a36cf20299733fce08f8bb5a2f552294d88a30e8753491907dfc1eb2efbd762", 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 glob v0.3.0 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Checking os_pipe v0.9.2 [INFO] [stderr] Compiling jobserver v0.1.21 [INFO] [stderr] Compiling cc v1.0.66 [INFO] [stderr] Compiling zstd-sys v1.4.17+zstd.1.4.5 [INFO] [stderr] Checking zstd-safe v2.0.5+zstd.1.4.5 [INFO] [stderr] Checking zstd v0.5.3+zstd.1.4.5 [INFO] [stderr] Checking 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] [stdout] warning: constant is never used: `SAMPLERATES` [INFO] [stdout] --> src/lib.rs:32:1 [INFO] [stdout] | [INFO] [stdout] 32 | / const SAMPLERATES: [u32; 8] = [ [INFO] [stdout] 33 | | 8000, 12000, 22050, 32000, 44100, [INFO] [stdout] 34 | | 64000, 96000, 192000 ]; [INFO] [stdout] | |___________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mux` [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 is never used: `demux` [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] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 11s [INFO] running `Command { std: "docker" "inspect" "2a36cf20299733fce08f8bb5a2f552294d88a30e8753491907dfc1eb2efbd762", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a36cf20299733fce08f8bb5a2f552294d88a30e8753491907dfc1eb2efbd762", kill_on_drop: false }` [INFO] [stdout] 2a36cf20299733fce08f8bb5a2f552294d88a30e8753491907dfc1eb2efbd762