[INFO] updating cached repository zhenhuanlee/rust_guess_no
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zhenhuanlee/rust_guess_no
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zhenhuanlee/rust_guess_no" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/zhenhuanlee/rust_guess_no"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/zhenhuanlee/rust_guess_no'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zhenhuanlee/rust_guess_no" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/zhenhuanlee/rust_guess_no"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/zhenhuanlee/rust_guess_no'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6e86c26cb97e0dec6be2dfa309403814e524dc21
[INFO] sha for GitHub repo zhenhuanlee/rust_guess_no: 6e86c26cb97e0dec6be2dfa309403814e524dc21
[INFO] validating manifest of zhenhuanlee/rust_guess_no on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zhenhuanlee/rust_guess_no on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing zhenhuanlee/rust_guess_no
[INFO] finished frobbing zhenhuanlee/rust_guess_no
[INFO] frobbed toml for zhenhuanlee/rust_guess_no written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/zhenhuanlee/rust_guess_no/Cargo.toml
[INFO] started frobbing zhenhuanlee/rust_guess_no
[INFO] finished frobbing zhenhuanlee/rust_guess_no
[INFO] frobbed toml for zhenhuanlee/rust_guess_no written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/zhenhuanlee/rust_guess_no/Cargo.toml
[INFO] crate zhenhuanlee/rust_guess_no has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing zhenhuanlee/rust_guess_no against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/zhenhuanlee/rust_guess_no:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 87ce9e41b4509857dbd63915dbd285bb50d24cbfabd2893c6df4967aa4e6a6c4
[INFO] running `"docker" "start" "-a" "87ce9e41b4509857dbd63915dbd285bb50d24cbfabd2893c6df4967aa4e6a6c4"`
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling guess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `"docker" "inspect" "87ce9e41b4509857dbd63915dbd285bb50d24cbfabd2893c6df4967aa4e6a6c4"`
[INFO] running `"docker" "rm" "-f" "87ce9e41b4509857dbd63915dbd285bb50d24cbfabd2893c6df4967aa4e6a6c4"`
[INFO] [stdout] 87ce9e41b4509857dbd63915dbd285bb50d24cbfabd2893c6df4967aa4e6a6c4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/zhenhuanlee/rust_guess_no:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 23f3e99f1d39becf7191dcd5dedf61b10befab73b848128ecfa27de16fbc9eba
[INFO] running `"docker" "start" "-a" "23f3e99f1d39becf7191dcd5dedf61b10befab73b848128ecfa27de16fbc9eba"`
[INFO] [stderr]    Compiling guess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `"docker" "inspect" "23f3e99f1d39becf7191dcd5dedf61b10befab73b848128ecfa27de16fbc9eba"`
[INFO] running `"docker" "rm" "-f" "23f3e99f1d39becf7191dcd5dedf61b10befab73b848128ecfa27de16fbc9eba"`
[INFO] [stdout] 23f3e99f1d39becf7191dcd5dedf61b10befab73b848128ecfa27de16fbc9eba
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/zhenhuanlee/rust_guess_no:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 3b29f003300cbfb2c94c0c9387c41d013dfe618fbbdc1b3829bd6d2f5d2c701e
[INFO] running `"docker" "start" "-a" "3b29f003300cbfb2c94c0c9387c41d013dfe618fbbdc1b3829bd6d2f5d2c701e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guess-62af18e0d63d247f
[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" "3b29f003300cbfb2c94c0c9387c41d013dfe618fbbdc1b3829bd6d2f5d2c701e"`
[INFO] running `"docker" "rm" "-f" "3b29f003300cbfb2c94c0c9387c41d013dfe618fbbdc1b3829bd6d2f5d2c701e"`
[INFO] [stdout] 3b29f003300cbfb2c94c0c9387c41d013dfe618fbbdc1b3829bd6d2f5d2c701e