[INFO] updating cached repository lucdoebereiner/audiomesh
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lucdoebereiner/audiomesh
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lucdoebereiner/audiomesh" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/lucdoebereiner/audiomesh"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/lucdoebereiner/audiomesh'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lucdoebereiner/audiomesh" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/lucdoebereiner/audiomesh"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/lucdoebereiner/audiomesh'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b9e41b7a5c49e83e157f2513b82b0f9532349f6a
[INFO] sha for GitHub repo lucdoebereiner/audiomesh: b9e41b7a5c49e83e157f2513b82b0f9532349f6a
[INFO] validating manifest of lucdoebereiner/audiomesh on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lucdoebereiner/audiomesh on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lucdoebereiner/audiomesh
[INFO] finished frobbing lucdoebereiner/audiomesh
[INFO] frobbed toml for lucdoebereiner/audiomesh written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/lucdoebereiner/audiomesh/Cargo.toml
[INFO] started frobbing lucdoebereiner/audiomesh
[INFO] finished frobbing lucdoebereiner/audiomesh
[INFO] frobbed toml for lucdoebereiner/audiomesh written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/lucdoebereiner/audiomesh/Cargo.toml
[INFO] crate lucdoebereiner/audiomesh already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking lucdoebereiner/audiomesh against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-7/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/lucdoebereiner/audiomesh:/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7b4095cb5987d43cfa26974fc8398b609e2a93601ed50cfe1128dc2eb48fdfb6
[INFO] running `"docker" "start" "-a" "7b4095cb5987d43cfa26974fc8398b609e2a93601ed50cfe1128dc2eb48fdfb6"`
[INFO] [stderr]     Checking rand v0.5.0
[INFO] [stderr]     Checking libloading v0.4.3
[INFO] [stderr]     Checking jack-sys v0.2.0
[INFO] [stderr]     Checking jack v0.6.0
[INFO] [stderr]     Checking audiomesh v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `Fold`
[INFO] [stderr]    --> src/main.rs:123:1
[INFO] [stderr]     |
[INFO] [stderr] 123 | struct Fold {
[INFO] [stderr]     | ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `FoldMul`
[INFO] [stderr]    --> src/main.rs:129:1
[INFO] [stderr]     |
[INFO] [stderr] 129 | struct FoldMul;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `FoldAdd`
[INFO] [stderr]    --> src/main.rs:130:1
[INFO] [stderr]     |
[INFO] [stderr] 130 | struct FoldAdd;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Fold`
[INFO] [stderr]    --> src/main.rs:123:1
[INFO] [stderr]     |
[INFO] [stderr] 123 | struct Fold {
[INFO] [stderr]     | ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `FoldMul`
[INFO] [stderr]    --> src/main.rs:129:1
[INFO] [stderr]     |
[INFO] [stderr] 129 | struct FoldMul;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `FoldAdd`
[INFO] [stderr]    --> src/main.rs:130:1
[INFO] [stderr]     |
[INFO] [stderr] 130 | struct FoldAdd;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `"docker" "inspect" "7b4095cb5987d43cfa26974fc8398b609e2a93601ed50cfe1128dc2eb48fdfb6"`
[INFO] running `"docker" "rm" "-f" "7b4095cb5987d43cfa26974fc8398b609e2a93601ed50cfe1128dc2eb48fdfb6"`
[INFO] [stdout] 7b4095cb5987d43cfa26974fc8398b609e2a93601ed50cfe1128dc2eb48fdfb6