[INFO] updating cached repository inalpha/csvmerge
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/inalpha/csvmerge
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/inalpha/csvmerge" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/inalpha/csvmerge"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/inalpha/csvmerge'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/inalpha/csvmerge" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/inalpha/csvmerge"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/inalpha/csvmerge'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 458bb3d078828fe1cb5ab9a0abeff03e4909f5ca
[INFO] sha for GitHub repo inalpha/csvmerge: 458bb3d078828fe1cb5ab9a0abeff03e4909f5ca
[INFO] validating manifest of inalpha/csvmerge on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of inalpha/csvmerge on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing inalpha/csvmerge
[INFO] finished frobbing inalpha/csvmerge
[INFO] frobbed toml for inalpha/csvmerge written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/inalpha/csvmerge/Cargo.toml
[INFO] started frobbing inalpha/csvmerge
[INFO] finished frobbing inalpha/csvmerge
[INFO] frobbed toml for inalpha/csvmerge written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/inalpha/csvmerge/Cargo.toml
[INFO] crate inalpha/csvmerge already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking inalpha/csvmerge against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-2/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/inalpha/csvmerge:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d22871dcf61af9671f8819135a919dcde3153532b83e39fdd8132f5f1d7c71bb
[INFO] running `"docker" "start" "-a" "d22871dcf61af9671f8819135a919dcde3153532b83e39fdd8132f5f1d7c71bb"`
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]     Checking toml v0.4.7
[INFO] [stderr]    Compiling syn v0.15.6
[INFO] [stderr]     Checking serde_json v1.0.31
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]     Checking csv v1.0.2
[INFO] [stderr]     Checking serde-hjson v0.8.1
[INFO] [stderr]     Checking config v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]     Checking csvmerge v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:100:29
[INFO] [stderr]     |
[INFO] [stderr] 100 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]     |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:100:29
[INFO] [stderr]     |
[INFO] [stderr] 100 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]     |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.36s
[INFO] running `"docker" "inspect" "d22871dcf61af9671f8819135a919dcde3153532b83e39fdd8132f5f1d7c71bb"`
[INFO] running `"docker" "rm" "-f" "d22871dcf61af9671f8819135a919dcde3153532b83e39fdd8132f5f1d7c71bb"`
[INFO] [stdout] d22871dcf61af9671f8819135a919dcde3153532b83e39fdd8132f5f1d7c71bb