[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-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/eeeeeta/matrix-extractor-hacky"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/eeeeeta/matrix-extractor-hacky'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/eeeeeta/matrix-extractor-hacky" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/eeeeeta/matrix-extractor-hacky"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/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#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of eeeeeta/matrix-extractor-hacky on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-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-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/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-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking eeeeeta/matrix-extractor-hacky against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-5/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e7ed6d8659f67bee41391abccb12d2e98f713d22da2a791dd6c8743fbecaf455
[INFO] running `"docker" "start" "-a" "e7ed6d8659f67bee41391abccb12d2e98f713d22da2a791dd6c8743fbecaf455"`
[INFO] [stderr]    Compiling serde v1.0.67
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]     Checking chrono v0.4.4
[INFO] [stderr]     Checking csv-core v0.1.4
[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 43.58s
[INFO] running `"docker" "inspect" "e7ed6d8659f67bee41391abccb12d2e98f713d22da2a791dd6c8743fbecaf455"`
[INFO] running `"docker" "rm" "-f" "e7ed6d8659f67bee41391abccb12d2e98f713d22da2a791dd6c8743fbecaf455"`
[INFO] [stdout] e7ed6d8659f67bee41391abccb12d2e98f713d22da2a791dd6c8743fbecaf455