[INFO] crate atomic_box 0.1.1 is already in cache
[INFO] extracting crate atomic_box 0.1.1 into work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/reg/atomic_box/0.1.1
[INFO] extracting crate atomic_box 0.1.1 into work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/reg/atomic_box/0.1.1
[INFO] validating manifest of atomic_box-0.1.1 on toolchain master#e2f221c75932de7a29845c8d6f1f73536ad00c41
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of atomic_box-0.1.1 on toolchain try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing atomic_box-0.1.1
[INFO] finished frobbing atomic_box-0.1.1
[INFO] frobbed toml for atomic_box-0.1.1 written to work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/reg/atomic_box/0.1.1/Cargo.toml
[INFO] started frobbing atomic_box-0.1.1
[INFO] finished frobbing atomic_box-0.1.1
[INFO] frobbed toml for atomic_box-0.1.1 written to work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/reg/atomic_box/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking atomic_box-0.1.1 against master#e2f221c75932de7a29845c8d6f1f73536ad00c41 for pr-57617
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57617/worker-1/master#e2f221c75932de7a29845c8d6f1f73536ad00c41:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/reg/atomic_box/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0e4c0592273cb9269ae5fa198015f64109e4482d5e11c224ddeb95ab6531918c
[INFO] running `"docker" "start" "-a" "0e4c0592273cb9269ae5fa198015f64109e4482d5e11c224ddeb95ab6531918c"`
[INFO] [stderr]     Checking atomic_box v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/test.rs:88:17
[INFO] [stderr]    |
[INFO] [stderr] 88 |             for i in 0..1024 {
[INFO] [stderr]    |                 ^ help: consider using `_i` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/test.rs:82:9
[INFO] [stderr]    |
[INFO] [stderr] 82 |     for i in 0..num_threads {
[INFO] [stderr]    |         ^ help: consider using `_i` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `print_thread`
[INFO] [stderr]   --> src/test.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let print_thread = {
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: consider using `_print_thread` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "0e4c0592273cb9269ae5fa198015f64109e4482d5e11c224ddeb95ab6531918c"`
[INFO] running `"docker" "rm" "-f" "0e4c0592273cb9269ae5fa198015f64109e4482d5e11c224ddeb95ab6531918c"`
[INFO] [stdout] 0e4c0592273cb9269ae5fa198015f64109e4482d5e11c224ddeb95ab6531918c