[INFO] updating cached repository pedrocr/rustc-math-bench
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pedrocr/rustc-math-bench
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pedrocr/rustc-math-bench" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/pedrocr/rustc-math-bench"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/pedrocr/rustc-math-bench'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pedrocr/rustc-math-bench" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/pedrocr/rustc-math-bench"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/pedrocr/rustc-math-bench'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 781f61f8ff3d4c0c89c21f68445c263a2ceb1fea
[INFO] sha for GitHub repo pedrocr/rustc-math-bench: 781f61f8ff3d4c0c89c21f68445c263a2ceb1fea
[INFO] validating manifest of pedrocr/rustc-math-bench on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pedrocr/rustc-math-bench on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing pedrocr/rustc-math-bench
[INFO] finished frobbing pedrocr/rustc-math-bench
[INFO] frobbed toml for pedrocr/rustc-math-bench written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/pedrocr/rustc-math-bench/Cargo.toml
[INFO] started frobbing pedrocr/rustc-math-bench
[INFO] finished frobbing pedrocr/rustc-math-bench
[INFO] frobbed toml for pedrocr/rustc-math-bench written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/pedrocr/rustc-math-bench/Cargo.toml
[INFO] crate pedrocr/rustc-math-bench already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking pedrocr/rustc-math-bench against master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7 for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-7/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/pedrocr/rustc-math-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" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c50962005a4689d2a2c95eeed72c5c02796e9f86b1cb4798d1e5f479b28dc6a0
[INFO] running `"docker" "start" "-a" "c50962005a4689d2a2c95eeed72c5c02796e9f86b1cb4798d1e5f479b28dc6a0"`
[INFO] [stderr]     Checking rustc-math-bench v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "c50962005a4689d2a2c95eeed72c5c02796e9f86b1cb4798d1e5f479b28dc6a0"`
[INFO] running `"docker" "rm" "-f" "c50962005a4689d2a2c95eeed72c5c02796e9f86b1cb4798d1e5f479b28dc6a0"`
[INFO] [stdout] c50962005a4689d2a2c95eeed72c5c02796e9f86b1cb4798d1e5f479b28dc6a0