[INFO] crate u2size 0.1.4 is already in cache
[INFO] checking u2size-0.1.4 against master#73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de for pr-68325
[INFO] extracting crate u2size 0.1.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate u2size 0.1.4 on toolchain 73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate u2size 0.1.4
[INFO] finished tweaking crates.io crate u2size 0.1.4
[INFO] tweaked toml for crates.io crate u2size 0.1.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 529261358dab193a8c6c2c67b438d903a8f9e51d4c6e94e49fb1d8c98f29b70f
[INFO] running `"docker" "start" "-a" "529261358dab193a8c6c2c67b438d903a8f9e51d4c6e94e49fb1d8c98f29b70f"`
[INFO] [stderr]     Checking u2size v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: type `u2size` should have an upper camel case name
[INFO] [stderr]  --> src/lib.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct u2size {
[INFO] [stderr]   |            ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `U2size`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `word_bits` should have an upper case name
[INFO] [stderr]    --> src/lib.rs:195:7
[INFO] [stderr]     |
[INFO] [stderr] 195 | const word_bits: u32 = (::core::mem::size_of::<usize>() << 3) as u32;
[INFO] [stderr]     |       ^^^^^^^^^ help: convert the identifier to upper case: `WORD_BITS`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `u2size` should have an upper camel case name
[INFO] [stderr]  --> src/lib.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct u2size {
[INFO] [stderr]   |            ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `U2size`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `word_bits` should have an upper case name
[INFO] [stderr]    --> src/lib.rs:195:7
[INFO] [stderr]     |
[INFO] [stderr] 195 | const word_bits: u32 = (::core::mem::size_of::<usize>() << 3) as u32;
[INFO] [stderr]     |       ^^^^^^^^^ help: convert the identifier to upper case: `WORD_BITS`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `"docker" "inspect" "529261358dab193a8c6c2c67b438d903a8f9e51d4c6e94e49fb1d8c98f29b70f"`
[INFO] running `"docker" "rm" "-f" "529261358dab193a8c6c2c67b438d903a8f9e51d4c6e94e49fb1d8c98f29b70f"`
[INFO] [stdout] 529261358dab193a8c6c2c67b438d903a8f9e51d4c6e94e49fb1d8c98f29b70f