[INFO] fetching crate jaguar 1.0.0... [INFO] checking jaguar-1.0.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate jaguar 1.0.0 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate jaguar 1.0.0 [INFO] finished tweaking crates.io crate jaguar 1.0.0 [INFO] tweaked toml for crates.io crate jaguar 1.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate jaguar 1.0.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate jaguar 1.0.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossbeam-deque v0.8.6 [INFO] [stderr] Downloaded jaguar-derive v1.0.0 [INFO] [stderr] Downloaded half v1.8.3 [INFO] [stderr] Downloaded rustversion v1.0.21 [INFO] [stderr] Downloaded plotters-svg v0.3.7 [INFO] [stderr] Downloaded plotters-backend v0.3.7 [INFO] [stderr] Downloaded criterion-plot v0.4.5 [INFO] [stderr] Downloaded csv-core v0.1.12 [INFO] [stderr] Downloaded rayon-core v1.12.1 [INFO] [stderr] Downloaded serde_cbor v0.11.2 [INFO] [stderr] Downloaded criterion v0.3.6 [INFO] [stderr] Downloaded plotters v0.3.7 [INFO] [stderr] Downloaded rayon v1.10.0 [INFO] [stderr] Downloaded csv v1.3.1 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b25fa6d6dad581e315a2b1aefe5c27212a66aef6de87fa6ffd45b5866444fd9d [INFO] running `Command { std: "docker" "start" "-a" "b25fa6d6dad581e315a2b1aefe5c27212a66aef6de87fa6ffd45b5866444fd9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b25fa6d6dad581e315a2b1aefe5c27212a66aef6de87fa6ffd45b5866444fd9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b25fa6d6dad581e315a2b1aefe5c27212a66aef6de87fa6ffd45b5866444fd9d", kill_on_drop: false }` [INFO] [stdout] b25fa6d6dad581e315a2b1aefe5c27212a66aef6de87fa6ffd45b5866444fd9d [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=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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dc107c9cc039cce0132c6e260b8f956693f7f7454434af4cac5352ccc753f38b [INFO] running `Command { std: "docker" "start" "-a" "dc107c9cc039cce0132c6e260b8f956693f7f7454434af4cac5352ccc753f38b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking oorandom v11.1.5 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking csv-core v0.1.12 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-deque v0.8.6 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Compiling syn v2.0.101 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.3.1 [INFO] [stderr] Compiling jaguar-derive v1.0.0 [INFO] [stderr] Checking jaguar v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stdout] warning: value assigned to `byte` is never read [INFO] [stdout] --> src/lib.rs:167:17 [INFO] [stdout] | [INFO] [stdout] 167 | let mut byte = 0u8; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:260:25 [INFO] [stdout] | [INFO] [stdout] 260 | let bytes = mem::transmute::(value); [INFO] [stdout] | ------------------------------^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::to_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:282:25 [INFO] [stdout] | [INFO] [stdout] 282 | let bytes = mem::transmute::(value); [INFO] [stdout] | ------------------------------^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::to_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:574:24 [INFO] [stdout] | [INFO] [stdout] 574 | Ok(mem::transmute::<[u8; 4], f32>(bytes)) [INFO] [stdout] | ------------------------------^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::from_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:596:24 [INFO] [stdout] | [INFO] [stdout] 596 | Ok(mem::transmute::<[u8; 8], f64>(bytes)) [INFO] [stdout] | ------------------------------^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::from_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: value assigned to `byte` is never read [INFO] [stdout] --> src/lib.rs:167:17 [INFO] [stdout] | [INFO] [stdout] 167 | let mut byte = 0u8; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:260:25 [INFO] [stdout] | [INFO] [stdout] 260 | let bytes = mem::transmute::(value); [INFO] [stdout] | ------------------------------^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::to_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:282:25 [INFO] [stdout] | [INFO] [stdout] 282 | let bytes = mem::transmute::(value); [INFO] [stdout] | ------------------------------^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::to_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:574:24 [INFO] [stdout] | [INFO] [stdout] 574 | Ok(mem::transmute::<[u8; 4], f32>(bytes)) [INFO] [stdout] | ------------------------------^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::from_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:596:24 [INFO] [stdout] | [INFO] [stdout] 596 | Ok(mem::transmute::<[u8; 8], f64>(bytes)) [INFO] [stdout] | ------------------------------^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::from_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.48s [INFO] running `Command { std: "docker" "inspect" "dc107c9cc039cce0132c6e260b8f956693f7f7454434af4cac5352ccc753f38b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc107c9cc039cce0132c6e260b8f956693f7f7454434af4cac5352ccc753f38b", kill_on_drop: false }` [INFO] [stdout] dc107c9cc039cce0132c6e260b8f956693f7f7454434af4cac5352ccc753f38b