[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/beta-1.38-1/sources/1.37.0/gh/zhenhuanlee/rust_guess_no"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/zhenhuanlee/rust_guess_no'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zhenhuanlee/rust_guess_no" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zhenhuanlee/rust_guess_no"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zhenhuanlee/rust_guess_no on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/gh/zhenhuanlee/rust_guess_no/Cargo.toml
[INFO] crate zhenhuanlee/rust_guess_no already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing zhenhuanlee/rust_guess_no against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 1315819e12f7be6476d338c8bcd7b5474e29cf559338718c2d09ae896b848a1e
[INFO] running `"docker" "start" "-a" "1315819e12f7be6476d338c8bcd7b5474e29cf559338718c2d09ae896b848a1e"`
[INFO] [stderr]    Compiling libc v0.2.40
[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 2.52s
[INFO] running `"docker" "inspect" "1315819e12f7be6476d338c8bcd7b5474e29cf559338718c2d09ae896b848a1e"`
[INFO] running `"docker" "rm" "-f" "1315819e12f7be6476d338c8bcd7b5474e29cf559338718c2d09ae896b848a1e"`
[INFO] [stdout] 1315819e12f7be6476d338c8bcd7b5474e29cf559338718c2d09ae896b848a1e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7072df25c93bdd914b0bede10496c52bdb5506675cca3ad3db76d04eefcbf067
[INFO] running `"docker" "start" "-a" "7072df25c93bdd914b0bede10496c52bdb5506675cca3ad3db76d04eefcbf067"`
[INFO] [stderr]    Compiling guess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "7072df25c93bdd914b0bede10496c52bdb5506675cca3ad3db76d04eefcbf067"`
[INFO] running `"docker" "rm" "-f" "7072df25c93bdd914b0bede10496c52bdb5506675cca3ad3db76d04eefcbf067"`
[INFO] [stdout] 7072df25c93bdd914b0bede10496c52bdb5506675cca3ad3db76d04eefcbf067
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 26bb34b53d1555c3a1e5e556d3e3261bc827a3ebeb2e1c2e91416c2fd403021b
[INFO] running `"docker" "start" "-a" "26bb34b53d1555c3a1e5e556d3e3261bc827a3ebeb2e1c2e91416c2fd403021b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guess-3320b936a5b3759d
[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" "26bb34b53d1555c3a1e5e556d3e3261bc827a3ebeb2e1c2e91416c2fd403021b"`
[INFO] running `"docker" "rm" "-f" "26bb34b53d1555c3a1e5e556d3e3261bc827a3ebeb2e1c2e91416c2fd403021b"`
[INFO] [stdout] 26bb34b53d1555c3a1e5e556d3e3261bc827a3ebeb2e1c2e91416c2fd403021b