[INFO] updating cached repository threewisemonkeys-as/minigrep
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/threewisemonkeys-as/minigrep
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/threewisemonkeys-as/minigrep" "work/ex/beta-1.38-1/sources/1.37.0/gh/threewisemonkeys-as/minigrep"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/threewisemonkeys-as/minigrep'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/threewisemonkeys-as/minigrep" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/threewisemonkeys-as/minigrep"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/threewisemonkeys-as/minigrep'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ef80f229983a6b24d2ba507caeff607fcccb1aac
[INFO] sha for GitHub repo threewisemonkeys-as/minigrep: ef80f229983a6b24d2ba507caeff607fcccb1aac
[INFO] validating manifest of threewisemonkeys-as/minigrep on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of threewisemonkeys-as/minigrep on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing threewisemonkeys-as/minigrep
[INFO] finished frobbing threewisemonkeys-as/minigrep
[INFO] frobbed toml for threewisemonkeys-as/minigrep written to work/ex/beta-1.38-1/sources/1.37.0/gh/threewisemonkeys-as/minigrep/Cargo.toml
[INFO] started frobbing threewisemonkeys-as/minigrep
[INFO] finished frobbing threewisemonkeys-as/minigrep
[INFO] frobbed toml for threewisemonkeys-as/minigrep written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/threewisemonkeys-as/minigrep/Cargo.toml
[INFO] crate threewisemonkeys-as/minigrep already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing threewisemonkeys-as/minigrep against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/threewisemonkeys-as/minigrep:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] c654469d0120d19f7eb0230dc6b0b4672f4367450c508b9042e2324ab0f112d0
[INFO] running `"docker" "start" "-a" "c654469d0120d19f7eb0230dc6b0b4672f4367450c508b9042e2324ab0f112d0"`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `"docker" "inspect" "c654469d0120d19f7eb0230dc6b0b4672f4367450c508b9042e2324ab0f112d0"`
[INFO] running `"docker" "rm" "-f" "c654469d0120d19f7eb0230dc6b0b4672f4367450c508b9042e2324ab0f112d0"`
[INFO] [stdout] c654469d0120d19f7eb0230dc6b0b4672f4367450c508b9042e2324ab0f112d0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/threewisemonkeys-as/minigrep:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7c808032f611e9ee51d905a7cf3e3c60d91bd0fea54ddc35d4cd4b1db7d19ae7
[INFO] running `"docker" "start" "-a" "7c808032f611e9ee51d905a7cf3e3c60d91bd0fea54ddc35d4cd4b1db7d19ae7"`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/lib.rs:76:26
[INFO] [stderr]    |
[INFO] [stderr] 76 |              match Config::new(&test_args) {
[INFO] [stderr]    |                                ^^^^^^^^^^ expected struct `std::env::Args`, found reference
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `std::env::Args`
[INFO] [stderr]               found type `&std::vec::Vec<std::string::String>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/lib.rs:85:24
[INFO] [stderr]    |
[INFO] [stderr] 85 |         match Config::new(&test_args) {
[INFO] [stderr]    |                           ^^^^^^^^^^ expected struct `std::env::Args`, found reference
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `std::env::Args`
[INFO] [stderr]               found type `&std::vec::Vec<std::string::String>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `minigrep`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "7c808032f611e9ee51d905a7cf3e3c60d91bd0fea54ddc35d4cd4b1db7d19ae7"`
[INFO] running `"docker" "rm" "-f" "7c808032f611e9ee51d905a7cf3e3c60d91bd0fea54ddc35d4cd4b1db7d19ae7"`
[INFO] [stdout] 7c808032f611e9ee51d905a7cf3e3c60d91bd0fea54ddc35d4cd4b1db7d19ae7