[INFO] cloning repository fitzgen/cgrep
[INFO] running `"git" "clone" "--bare" "git://github.com/fitzgen/cgrep.git" "work/cache/sources/gh/fitzgen/cgrep"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/fitzgen/cgrep'...
[INFO] running `"git" "clone" "work/cache/sources/gh/fitzgen/cgrep" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/fitzgen/cgrep"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/fitzgen/cgrep'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/fitzgen/cgrep" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/fitzgen/cgrep"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/fitzgen/cgrep'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e0ce46a4ca8a1f4fc50774035a4d1f28431ea166
[INFO] sha for GitHub repo fitzgen/cgrep: e0ce46a4ca8a1f4fc50774035a4d1f28431ea166
[INFO] validating manifest of fitzgen/cgrep on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of fitzgen/cgrep on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing fitzgen/cgrep
[INFO] finished frobbing fitzgen/cgrep
[INFO] frobbed toml for fitzgen/cgrep written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/fitzgen/cgrep/Cargo.toml
[INFO] started frobbing fitzgen/cgrep
[INFO] finished frobbing fitzgen/cgrep
[INFO] frobbed toml for fitzgen/cgrep written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/fitzgen/cgrep/Cargo.toml
[INFO] crate fitzgen/cgrep already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/fitzgen/cgrep/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing fitzgen/cgrep against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/fitzgen/cgrep:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 2d6cf81a3c959584ce7f1011635cfa8c0e5b9fbbf4c66dc34afffa8d4509496e
[INFO] running `"docker" "start" "-a" "2d6cf81a3c959584ce7f1011635cfa8c0e5b9fbbf4c66dc34afffa8d4509496e"`
[INFO] [stderr]    Compiling walker v1.0.1
[INFO] [stderr]    Compiling docopt v0.6.86
[INFO] [stderr]    Compiling cgrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.22s
[INFO] running `"docker" "inspect" "2d6cf81a3c959584ce7f1011635cfa8c0e5b9fbbf4c66dc34afffa8d4509496e"`
[INFO] running `"docker" "rm" "-f" "2d6cf81a3c959584ce7f1011635cfa8c0e5b9fbbf4c66dc34afffa8d4509496e"`
[INFO] [stdout] 2d6cf81a3c959584ce7f1011635cfa8c0e5b9fbbf4c66dc34afffa8d4509496e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/fitzgen/cgrep:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] f2a923d011e5c78c6b8e553b485d1387fdc0174abefc158f3b1ae849d2473411
[INFO] running `"docker" "start" "-a" "f2a923d011e5c78c6b8e553b485d1387fdc0174abefc158f3b1ae849d2473411"`
[INFO] [stderr]    Compiling cgrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "f2a923d011e5c78c6b8e553b485d1387fdc0174abefc158f3b1ae849d2473411"`
[INFO] running `"docker" "rm" "-f" "f2a923d011e5c78c6b8e553b485d1387fdc0174abefc158f3b1ae849d2473411"`
[INFO] [stdout] f2a923d011e5c78c6b8e553b485d1387fdc0174abefc158f3b1ae849d2473411
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/fitzgen/cgrep:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] d622360e7b8bb78549fa8a12f611c73f98168ac67ac815479cd6bc9e631df55e
[INFO] running `"docker" "start" "-a" "d622360e7b8bb78549fa8a12f611c73f98168ac67ac815479cd6bc9e631df55e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cgrep-dc7ac4d44b44e713
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d622360e7b8bb78549fa8a12f611c73f98168ac67ac815479cd6bc9e631df55e"`
[INFO] running `"docker" "rm" "-f" "d622360e7b8bb78549fa8a12f611c73f98168ac67ac815479cd6bc9e631df55e"`
[INFO] [stdout] d622360e7b8bb78549fa8a12f611c73f98168ac67ac815479cd6bc9e631df55e