[INFO] updating cached repository bokuweb/wu-diff-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bokuweb/wu-diff-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bokuweb/wu-diff-rs" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/bokuweb/wu-diff-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/bokuweb/wu-diff-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bokuweb/wu-diff-rs" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/bokuweb/wu-diff-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/bokuweb/wu-diff-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] caea81d280cd7ede02361a1abeaaeb46fdac2adb
[INFO] sha for GitHub repo bokuweb/wu-diff-rs: caea81d280cd7ede02361a1abeaaeb46fdac2adb
[INFO] validating manifest of bokuweb/wu-diff-rs on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bokuweb/wu-diff-rs on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bokuweb/wu-diff-rs
[INFO] finished frobbing bokuweb/wu-diff-rs
[INFO] frobbed toml for bokuweb/wu-diff-rs written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/bokuweb/wu-diff-rs/Cargo.toml
[INFO] started frobbing bokuweb/wu-diff-rs
[INFO] finished frobbing bokuweb/wu-diff-rs
[INFO] frobbed toml for bokuweb/wu-diff-rs written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/bokuweb/wu-diff-rs/Cargo.toml
[INFO] crate bokuweb/wu-diff-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking bokuweb/wu-diff-rs against master#0f88167f89fffe321590c5148f21b7d51d44388d for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-4/master#0f88167f89fffe321590c5148f21b7d51d44388d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/bokuweb/wu-diff-rs:/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" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cd0b9fed98e36d3c7c0f9fc0e2e0b065ced1ad94e3509fba68e201affae3a048
[INFO] running `"docker" "start" "-a" "cd0b9fed98e36d3c7c0f9fc0e2e0b065ced1ad94e3509fba68e201affae3a048"`
[INFO] [stderr]     Checking wu-diff v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking serde_json v1.0.16
[INFO] [stderr]     Checking base64 v0.9.2
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.42
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking handlebars v0.31.0
[INFO] [stderr]     Checking criterion v0.2.3
[INFO] [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> tests/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(extern_prelude)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.03s
[INFO] running `"docker" "inspect" "cd0b9fed98e36d3c7c0f9fc0e2e0b065ced1ad94e3509fba68e201affae3a048"`
[INFO] running `"docker" "rm" "-f" "cd0b9fed98e36d3c7c0f9fc0e2e0b065ced1ad94e3509fba68e201affae3a048"`
[INFO] [stdout] cd0b9fed98e36d3c7c0f9fc0e2e0b065ced1ad94e3509fba68e201affae3a048