[INFO] updating cached repository matthiaskrgr/rust-str-bench [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/matthiaskrgr/rust-str-bench [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/matthiaskrgr/rust-str-bench" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/matthiaskrgr/rust-str-bench"` [INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/matthiaskrgr/rust-str-bench'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/matthiaskrgr/rust-str-bench" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/matthiaskrgr/rust-str-bench"` [INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/matthiaskrgr/rust-str-bench'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a937bf3cdc92f81644a5f3259540c56554dba115 [INFO] sha for GitHub repo matthiaskrgr/rust-str-bench: a937bf3cdc92f81644a5f3259540c56554dba115 [INFO] validating manifest of matthiaskrgr/rust-str-bench on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of matthiaskrgr/rust-str-bench on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing matthiaskrgr/rust-str-bench [INFO] finished frobbing matthiaskrgr/rust-str-bench [INFO] frobbed toml for matthiaskrgr/rust-str-bench written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/matthiaskrgr/rust-str-bench/Cargo.toml [INFO] started frobbing matthiaskrgr/rust-str-bench [INFO] finished frobbing matthiaskrgr/rust-str-bench [INFO] frobbed toml for matthiaskrgr/rust-str-bench written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/matthiaskrgr/rust-str-bench/Cargo.toml [INFO] crate matthiaskrgr/rust-str-bench has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking matthiaskrgr/rust-str-bench against try#bad365140e1e8233b42b21af70a407f14ce5fec5 for pr-56896 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-5/try#bad365140e1e8233b42b21af70a407f14ce5fec5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/matthiaskrgr/rust-str-bench:/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" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 807dccc408fac50471c20df535683e9fd64318aee91dddc0129ca1e94e4e41db [INFO] running `"docker" "start" "-a" "807dccc408fac50471c20df535683e9fd64318aee91dddc0129ca1e94e4e41db"` [INFO] [stderr] Checking bencher v0.1.5 [INFO] [stderr] Checking str_bench v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.92s [INFO] running `"docker" "inspect" "807dccc408fac50471c20df535683e9fd64318aee91dddc0129ca1e94e4e41db"` [INFO] running `"docker" "rm" "-f" "807dccc408fac50471c20df535683e9fd64318aee91dddc0129ca1e94e4e41db"` [INFO] [stdout] 807dccc408fac50471c20df535683e9fd64318aee91dddc0129ca1e94e4e41db