[INFO] fetching crate lightningcss_rs 0.1.0...
[INFO] checking lightningcss_rs-0.1.0 against 1.95.0 for pr-155915
[INFO] extracting crate lightningcss_rs 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate lightningcss_rs 0.1.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate lightningcss_rs 0.1.0
[INFO] tweaked toml for crates.io crate lightningcss_rs 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lightningcss_rs 0.1.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lightningcss_rs 0.1.0 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58ed7bd3e62625f33c526121c86d6b3f3487670697de849acc6d9eeecf1a3e65
[INFO] running `Command { std: "docker" "start" "-a" "58ed7bd3e62625f33c526121c86d6b3f3487670697de849acc6d9eeecf1a3e65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58ed7bd3e62625f33c526121c86d6b3f3487670697de849acc6d9eeecf1a3e65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58ed7bd3e62625f33c526121c86d6b3f3487670697de849acc6d9eeecf1a3e65", kill_on_drop: false }`
[INFO] [stdout] 58ed7bd3e62625f33c526121c86d6b3f3487670697de849acc6d9eeecf1a3e65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58de2cf183c19b9ee0c4b26c9bed03d58ff754120f62f328f6c891660fac3233
[INFO] running `Command { std: "docker" "start" "-a" "58de2cf183c19b9ee0c4b26c9bed03d58ff754120f62f328f6c891660fac3233", kill_on_drop: false }`
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[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling rkyv_derive v0.7.42
[INFO] [stderr]    Compiling const-str-proc-macro v0.3.2
[INFO] [stderr]    Compiling lightningcss-derive v1.0.0-alpha.43
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]     Checking phf v0.11.2
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[INFO] [stderr]     Checking cssparser-color v0.1.0
[INFO] [stderr]     Checking parcel_sourcemap v2.1.1
[INFO] [stderr]     Checking lightningcss_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `browsers` is never read
[INFO] [stdout]     --> src/compat.rs:5542:7
[INFO] [stdout]      |
[INFO] [stdout] 5542 |       browsers.samsung = None;
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `browsers` is never read
[INFO] [stdout]     --> src/compat.rs:5542:7
[INFO] [stdout]      |
[INFO] [stdout] 5542 |       browsers.samsung = None;
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/parser.rs:155:59
[INFO] [stdout]     |
[INFO] [stdout] 155 |   pub fn nested<'x: 'b>(&'x mut self) -> NestedRuleParser<'_, 'o, 'i, T> {
[INFO] [stdout]     |                          -- the lifetime is named here    ^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'x`
[INFO] [stdout]     |
[INFO] [stdout] 155 -   pub fn nested<'x: 'b>(&'x mut self) -> NestedRuleParser<'_, 'o, 'i, T> {
[INFO] [stdout] 155 +   pub fn nested<'x: 'b>(&'x mut self) -> NestedRuleParser<'x, 'o, 'i, T> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]     --> src/properties/custom.rs:1084:28
[INFO] [stdout]      |
[INFO] [stdout] 1084 |   let bits: u32 = unsafe { std::mem::transmute(v) };
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]      |
[INFO] [stdout] 1084 -   let bits: u32 = unsafe { std::mem::transmute(v) };
[INFO] [stdout] 1084 +   let bits: u32 = unsafe { f32::to_bits(v) };
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/media_query.rs:1759:15
[INFO] [stdout]      |
[INFO] [stdout] 1759 |   fn parse(s: &str) -> MediaQuery {
[INFO] [stdout]      |               ^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |               |
[INFO] [stdout]      |               the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1759 |   fn parse(s: &str) -> MediaQuery<'_> {
[INFO] [stdout]      |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/parser.rs:155:59
[INFO] [stdout]     |
[INFO] [stdout] 155 |   pub fn nested<'x: 'b>(&'x mut self) -> NestedRuleParser<'_, 'o, 'i, T> {
[INFO] [stdout]     |                          -- the lifetime is named here    ^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'x`
[INFO] [stdout]     |
[INFO] [stdout] 155 -   pub fn nested<'x: 'b>(&'x mut self) -> NestedRuleParser<'_, 'o, 'i, T> {
[INFO] [stdout] 155 +   pub fn nested<'x: 'b>(&'x mut self) -> NestedRuleParser<'x, 'o, 'i, T> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]     --> src/properties/custom.rs:1084:28
[INFO] [stdout]      |
[INFO] [stdout] 1084 |   let bits: u32 = unsafe { std::mem::transmute(v) };
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]      |
[INFO] [stdout] 1084 -   let bits: u32 = unsafe { std::mem::transmute(v) };
[INFO] [stdout] 1084 +   let bits: u32 = unsafe { f32::to_bits(v) };
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 45.95s
[INFO] running `Command { std: "docker" "inspect" "58de2cf183c19b9ee0c4b26c9bed03d58ff754120f62f328f6c891660fac3233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58de2cf183c19b9ee0c4b26c9bed03d58ff754120f62f328f6c891660fac3233", kill_on_drop: false }`
[INFO] [stdout] 58de2cf183c19b9ee0c4b26c9bed03d58ff754120f62f328f6c891660fac3233
