[INFO] cloning repository golddranks/kadouchi
[INFO] running `"git" "clone" "--bare" "git://github.com/golddranks/kadouchi.git" "work/cache/sources/gh/golddranks/kadouchi"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/golddranks/kadouchi'...
[INFO] running `"git" "clone" "work/cache/sources/gh/golddranks/kadouchi" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/golddranks/kadouchi"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/golddranks/kadouchi'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/golddranks/kadouchi" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/golddranks/kadouchi"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/golddranks/kadouchi'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3b230bae30f046fc427ef4cac3f919cb7c0bc1a9
[INFO] sha for GitHub repo golddranks/kadouchi: 3b230bae30f046fc427ef4cac3f919cb7c0bc1a9
[INFO] validating manifest of golddranks/kadouchi on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of golddranks/kadouchi on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing golddranks/kadouchi
[INFO] finished frobbing golddranks/kadouchi
[INFO] frobbed toml for golddranks/kadouchi written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/golddranks/kadouchi/Cargo.toml
[INFO] started frobbing golddranks/kadouchi
[INFO] finished frobbing golddranks/kadouchi
[INFO] frobbed toml for golddranks/kadouchi written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/golddranks/kadouchi/Cargo.toml
[INFO] crate golddranks/kadouchi already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/golddranks/scoped_stack`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking golddranks/kadouchi against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-3/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/golddranks/kadouchi:/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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 96536032abd9aa64ab083f042ee8e4b89f2a93439042d4eeca980baeae61e7b5
[INFO] running `"docker" "start" "-a" "96536032abd9aa64ab083f042ee8e4b89f2a93439042d4eeca980baeae61e7b5"`
[INFO] [stderr]     Checking scoped_stack v0.1.0 (https://github.com/golddranks/scoped_stack#0cbf7808)
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]     Checking env_logger v0.5.10
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking kadouchi v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `obj_idx`
[INFO] [stderr]    --> src/typecheck.rs:209:17
[INFO] [stderr]     |
[INFO] [stderr] 209 |             let obj_idx = parent.add_arg(new_obj);
[INFO] [stderr]     |                 ^^^^^^^ help: consider prefixing with an underscore: `_obj_idx`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `natives`
[INFO] [stderr]    --> src/typecheck.rs:106:35
[INFO] [stderr]     |
[INFO] [stderr] 106 |     fn build_extern_caller_object(natives: &'str Library) -> Object<'str> {
[INFO] [stderr]     |                                   ^^^^^^^ help: consider prefixing with an underscore: `_natives`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `obj_idx`
[INFO] [stderr]    --> src/typecheck.rs:209:17
[INFO] [stderr]     |
[INFO] [stderr] 209 |             let obj_idx = parent.add_arg(new_obj);
[INFO] [stderr]     |                 ^^^^^^^ help: consider prefixing with an underscore: `_obj_idx`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `natives`
[INFO] [stderr]    --> src/typecheck.rs:106:35
[INFO] [stderr]     |
[INFO] [stderr] 106 |     fn build_extern_caller_object(natives: &'str Library) -> Object<'str> {
[INFO] [stderr]     |                                   ^^^^^^^ help: consider prefixing with an underscore: `_natives`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.39s
[INFO] running `"docker" "inspect" "96536032abd9aa64ab083f042ee8e4b89f2a93439042d4eeca980baeae61e7b5"`
[INFO] running `"docker" "rm" "-f" "96536032abd9aa64ab083f042ee8e4b89f2a93439042d4eeca980baeae61e7b5"`
[INFO] [stdout] 96536032abd9aa64ab083f042ee8e4b89f2a93439042d4eeca980baeae61e7b5