[INFO] cloning repository howeih/Day-13-Roots-of-polynomial
[INFO] running `"git" "clone" "--bare" "git://github.com/howeih/Day-13-Roots-of-polynomial.git" "work/cache/sources/gh/howeih/Day-13-Roots-of-polynomial"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/howeih/Day-13-Roots-of-polynomial'...
[INFO] running `"git" "clone" "work/cache/sources/gh/howeih/Day-13-Roots-of-polynomial" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/howeih/Day-13-Roots-of-polynomial"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/howeih/Day-13-Roots-of-polynomial'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/howeih/Day-13-Roots-of-polynomial" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/howeih/Day-13-Roots-of-polynomial"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/howeih/Day-13-Roots-of-polynomial'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 91d5773cee07d71378a233a576e82a501d5004b5
[INFO] sha for GitHub repo howeih/Day-13-Roots-of-polynomial: 91d5773cee07d71378a233a576e82a501d5004b5
[INFO] validating manifest of howeih/Day-13-Roots-of-polynomial 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 howeih/Day-13-Roots-of-polynomial 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 howeih/Day-13-Roots-of-polynomial
[INFO] finished frobbing howeih/Day-13-Roots-of-polynomial
[INFO] frobbed toml for howeih/Day-13-Roots-of-polynomial written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/howeih/Day-13-Roots-of-polynomial/Cargo.toml
[INFO] started frobbing howeih/Day-13-Roots-of-polynomial
[INFO] finished frobbing howeih/Day-13-Roots-of-polynomial
[INFO] frobbed toml for howeih/Day-13-Roots-of-polynomial written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/howeih/Day-13-Roots-of-polynomial/Cargo.toml
[INFO] crate howeih/Day-13-Roots-of-polynomial 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing howeih/Day-13-Roots-of-polynomial against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/howeih/Day-13-Roots-of-polynomial:/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] af5e6f5421e68b273079e3cd17256db22b998e815551370176a8061d8c10771d
[INFO] running `"docker" "start" "-a" "af5e6f5421e68b273079e3cd17256db22b998e815551370176a8061d8c10771d"`
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rulinalg v0.4.2
[INFO] [stderr]    Compiling roots_of_polynomial v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.79s
[INFO] running `"docker" "inspect" "af5e6f5421e68b273079e3cd17256db22b998e815551370176a8061d8c10771d"`
[INFO] running `"docker" "rm" "-f" "af5e6f5421e68b273079e3cd17256db22b998e815551370176a8061d8c10771d"`
[INFO] [stdout] af5e6f5421e68b273079e3cd17256db22b998e815551370176a8061d8c10771d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/howeih/Day-13-Roots-of-polynomial:/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] 19068ce1231a8eff28ea3e9f4769bfdbe28309ffaecf37ab814bee25b3e1ecc6
[INFO] running `"docker" "start" "-a" "19068ce1231a8eff28ea3e9f4769bfdbe28309ffaecf37ab814bee25b3e1ecc6"`
[INFO] [stderr]    Compiling roots_of_polynomial v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "19068ce1231a8eff28ea3e9f4769bfdbe28309ffaecf37ab814bee25b3e1ecc6"`
[INFO] running `"docker" "rm" "-f" "19068ce1231a8eff28ea3e9f4769bfdbe28309ffaecf37ab814bee25b3e1ecc6"`
[INFO] [stdout] 19068ce1231a8eff28ea3e9f4769bfdbe28309ffaecf37ab814bee25b3e1ecc6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/howeih/Day-13-Roots-of-polynomial:/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] 88dcbf47ac74be2f97dbb4bc4c6595fd32ef5c15a90aa77573cff2e438b21eb5
[INFO] running `"docker" "start" "-a" "88dcbf47ac74be2f97dbb4bc4c6595fd32ef5c15a90aa77573cff2e438b21eb5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/roots_of_polynomial-6095eb95a79521cf
[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" "88dcbf47ac74be2f97dbb4bc4c6595fd32ef5c15a90aa77573cff2e438b21eb5"`
[INFO] running `"docker" "rm" "-f" "88dcbf47ac74be2f97dbb4bc4c6595fd32ef5c15a90aa77573cff2e438b21eb5"`
[INFO] [stdout] 88dcbf47ac74be2f97dbb4bc4c6595fd32ef5c15a90aa77573cff2e438b21eb5