[INFO] updating cached repository eeeeeta/matrix-extractor-hacky
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/eeeeeta/matrix-extractor-hacky
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/eeeeeta/matrix-extractor-hacky" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/eeeeeta/matrix-extractor-hacky"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/eeeeeta/matrix-extractor-hacky'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/eeeeeta/matrix-extractor-hacky" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/eeeeeta/matrix-extractor-hacky"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/eeeeeta/matrix-extractor-hacky'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1dd103cec72a3bd4913c49832df1d6a0cac1b31d
[INFO] sha for GitHub repo eeeeeta/matrix-extractor-hacky: 1dd103cec72a3bd4913c49832df1d6a0cac1b31d
[INFO] validating manifest of eeeeeta/matrix-extractor-hacky on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of eeeeeta/matrix-extractor-hacky on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing eeeeeta/matrix-extractor-hacky
[INFO] finished frobbing eeeeeta/matrix-extractor-hacky
[INFO] frobbed toml for eeeeeta/matrix-extractor-hacky written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/eeeeeta/matrix-extractor-hacky/Cargo.toml
[INFO] started frobbing eeeeeta/matrix-extractor-hacky
[INFO] finished frobbing eeeeeta/matrix-extractor-hacky
[INFO] frobbed toml for eeeeeta/matrix-extractor-hacky written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/eeeeeta/matrix-extractor-hacky/Cargo.toml
[INFO] crate eeeeeta/matrix-extractor-hacky already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking eeeeeta/matrix-extractor-hacky against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-5/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/eeeeeta/matrix-extractor-hacky:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5e4043f1fd25c74bdb0556f761d7fc85e640021bbfba9bfaa2c0a111e47185bf
[INFO] running `"docker" "start" "-a" "5e4043f1fd25c74bdb0556f761d7fc85e640021bbfba9bfaa2c0a111e47185bf"`
[INFO] [stderr]    Compiling serde v1.0.67
[INFO] [stderr]    Compiling serde_derive v1.0.67
[INFO] [stderr]     Checking serde_json v1.0.22
[INFO] [stderr]     Checking csv v1.0.0
[INFO] [stderr]     Checking gm-types v0.4.0 (https://github.com/eeeeeta/glitch-in-the-matrix?branch=horrible-hack-for-hacky-extractor#df20888f)
[INFO] [stderr]     Checking matrix-extractor-hacky v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `meta`
[INFO] [stderr]   --> src/main.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let meta: Metadata = match ::serde_json::from_str(&rec.meta) {
[INFO] [stderr]    |             ^^^^ help: consider prefixing with an underscore: `_meta`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `meta`
[INFO] [stderr]   --> src/main.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let meta: Metadata = match ::serde_json::from_str(&rec.meta) {
[INFO] [stderr]    |             ^^^^ help: consider prefixing with an underscore: `_meta`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.03s
[INFO] running `"docker" "inspect" "5e4043f1fd25c74bdb0556f761d7fc85e640021bbfba9bfaa2c0a111e47185bf"`
[INFO] running `"docker" "rm" "-f" "5e4043f1fd25c74bdb0556f761d7fc85e640021bbfba9bfaa2c0a111e47185bf"`
[INFO] [stdout] 5e4043f1fd25c74bdb0556f761d7fc85e640021bbfba9bfaa2c0a111e47185bf