[INFO] fetching crate lebe 0.5.2... [INFO] checking lebe-0.5.2 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate lebe 0.5.2 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate lebe 0.5.2 [INFO] finished tweaking crates.io crate lebe 0.5.2 [INFO] tweaked toml for crates.io crate lebe 0.5.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate lebe 0.5.2 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 2 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: lib.plugin [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9ed8e7c38e66550f57978e99c35798c398b1d0b5b1f45e9863014aea4808dfa8 [INFO] running `Command { std: "docker" "start" "-a" "9ed8e7c38e66550f57978e99c35798c398b1d0b5b1f45e9863014aea4808dfa8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9ed8e7c38e66550f57978e99c35798c398b1d0b5b1f45e9863014aea4808dfa8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ed8e7c38e66550f57978e99c35798c398b1d0b5b1f45e9863014aea4808dfa8", kill_on_drop: false }` [INFO] [stdout] 9ed8e7c38e66550f57978e99c35798c398b1d0b5b1f45e9863014aea4808dfa8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5e0e08d9a5ba9ee55006b3fdd6f6791fd2cd4704628930e058428f69f2e3512c [INFO] running `Command { std: "docker" "start" "-a" "5e0e08d9a5ba9ee55006b3fdd6f6791fd2cd4704628930e058428f69f2e3512c", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: lib.plugin [INFO] [stderr] Checking bencher v0.1.5 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking lebe v0.5.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> tests/tests.rs:79:31 [INFO] [stdout] | [INFO] [stdout] 79 | let mut f: f64 = unsafe { mem::transmute(i) }; [INFO] [stdout] | --------------^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::from_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> tests/tests.rs:82:28 [INFO] [stdout] | [INFO] [stdout] 82 | assert_eq!(f, unsafe { mem::transmute(i.to_be()) }) [INFO] [stdout] | --------------^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::from_bits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> tests/tests.rs:89:27 [INFO] [stdout] | [INFO] [stdout] 89 | let f: f64 = unsafe { mem::transmute(i) }; [INFO] [stdout] | --------------^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::from_bits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> tests/tests.rs:92:28 [INFO] [stdout] | [INFO] [stdout] 92 | assert_eq!(f, unsafe { mem::transmute(i.to_be()) }) [INFO] [stdout] | --------------^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::from_bits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> tests/tests.rs:124:48 [INFO] [stdout] | [INFO] [stdout] 124 | let a = u16::read_from_big_endian(&mut read.clone()).unwrap(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type [INFO] [stdout] --> tests/tests.rs:125:22 [INFO] [stdout] | [INFO] [stdout] 125 | let b: u16 = read.clone().read_from_big_endian().unwrap(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type [INFO] [stdout] --> tests/tests.rs:126:17 [INFO] [stdout] | [INFO] [stdout] 126 | let c = read.clone().read_u16::().unwrap(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> tests/tests.rs:135:51 [INFO] [stdout] | [INFO] [stdout] 135 | let a = u16::read_from_little_endian(&mut read.clone()).unwrap(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type [INFO] [stdout] --> tests/tests.rs:136:22 [INFO] [stdout] | [INFO] [stdout] 136 | let b: u16 = read.clone().read_from_little_endian().unwrap(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type [INFO] [stdout] --> tests/tests.rs:137:17 [INFO] [stdout] | [INFO] [stdout] 137 | let c = read.clone().read_u16::().unwrap(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> tests/tests.rs:146:51 [INFO] [stdout] | [INFO] [stdout] 146 | let a = f32::read_from_little_endian(&mut read.clone()).unwrap(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type [INFO] [stdout] --> tests/tests.rs:147:22 [INFO] [stdout] | [INFO] [stdout] 147 | let b: f32 = read.clone().read_from_little_endian().unwrap(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type [INFO] [stdout] --> tests/tests.rs:148:17 [INFO] [stdout] | [INFO] [stdout] 148 | let c = read.clone().read_f32::().unwrap(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `COUNT_16` is never used [INFO] [stdout] --> benches/benches.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | const COUNT_16: usize = COUNT_8 / 2; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `COUNT_64` is never used [INFO] [stdout] --> benches/benches.rs:12:7 [INFO] [stdout] | [INFO] [stdout] 12 | const COUNT_64: usize = COUNT_8 / 8; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.84s [INFO] running `Command { std: "docker" "inspect" "5e0e08d9a5ba9ee55006b3fdd6f6791fd2cd4704628930e058428f69f2e3512c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e0e08d9a5ba9ee55006b3fdd6f6791fd2cd4704628930e058428f69f2e3512c", kill_on_drop: false }` [INFO] [stdout] 5e0e08d9a5ba9ee55006b3fdd6f6791fd2cd4704628930e058428f69f2e3512c