[INFO] crate alloc_counter 0.0.2 is already in cache
[INFO] extracting crate alloc_counter 0.0.2 into work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/reg/alloc_counter/0.0.2
[INFO] extracting crate alloc_counter 0.0.2 into work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/reg/alloc_counter/0.0.2
[INFO] validating manifest of alloc_counter-0.0.2 on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of alloc_counter-0.0.2 on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing alloc_counter-0.0.2
[INFO] finished frobbing alloc_counter-0.0.2
[INFO] frobbed toml for alloc_counter-0.0.2 written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/reg/alloc_counter/0.0.2/Cargo.toml
[INFO] started frobbing alloc_counter-0.0.2
[INFO] finished frobbing alloc_counter-0.0.2
[INFO] frobbed toml for alloc_counter-0.0.2 written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/reg/alloc_counter/0.0.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking alloc_counter-0.0.2 against master#efe2f32a6b8217425f361ec7c206910c611c03ee for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-0/master#efe2f32a6b8217425f361ec7c206910c611c03ee:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/reg/alloc_counter/0.0.2:/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" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 531266544b3230e5279cac1ad886e08a691ef824c84fa9c03017a70c26e0efeb
[INFO] running `"docker" "start" "-a" "531266544b3230e5279cac1ad886e08a691ef824c84fa9c03017a70c26e0efeb"`
[INFO] [stderr]    Compiling alloc_counter_macro v0.0.1
[INFO] [stderr]     Checking alloc_counter v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `bar`
[INFO] [stderr]   --> tests/futures.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     async fn bar() {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bar`
[INFO] [stderr]   --> tests/futures.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     async fn bar() {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.43s
[INFO] running `"docker" "inspect" "531266544b3230e5279cac1ad886e08a691ef824c84fa9c03017a70c26e0efeb"`
[INFO] running `"docker" "rm" "-f" "531266544b3230e5279cac1ad886e08a691ef824c84fa9c03017a70c26e0efeb"`
[INFO] [stdout] 531266544b3230e5279cac1ad886e08a691ef824c84fa9c03017a70c26e0efeb