[INFO] updating cached repository travierm/rust_guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/travierm/rust_guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/travierm/rust_guessing_game" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/travierm/rust_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/travierm/rust_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/travierm/rust_guessing_game" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/travierm/rust_guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/travierm/rust_guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7d928d3042505e221ac1de2a61e758de917eae8d
[INFO] sha for GitHub repo travierm/rust_guessing_game: 7d928d3042505e221ac1de2a61e758de917eae8d
[INFO] validating manifest of travierm/rust_guessing_game 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 travierm/rust_guessing_game 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 travierm/rust_guessing_game
[INFO] finished frobbing travierm/rust_guessing_game
[INFO] frobbed toml for travierm/rust_guessing_game written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/travierm/rust_guessing_game/Cargo.toml
[INFO] started frobbing travierm/rust_guessing_game
[INFO] finished frobbing travierm/rust_guessing_game
[INFO] frobbed toml for travierm/rust_guessing_game written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/travierm/rust_guessing_game/Cargo.toml
[INFO] crate travierm/rust_guessing_game 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 travierm/rust_guessing_game against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/travierm/rust_guessing_game:/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] c0d55798c4e7cf5b582ef01dfd326a291a4a40bbbdb60a7672609e9c97e2d68a
[INFO] running `"docker" "start" "-a" "c0d55798c4e7cf5b582ef01dfd326a291a4a40bbbdb60a7672609e9c97e2d68a"`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.31s
[INFO] running `"docker" "inspect" "c0d55798c4e7cf5b582ef01dfd326a291a4a40bbbdb60a7672609e9c97e2d68a"`
[INFO] running `"docker" "rm" "-f" "c0d55798c4e7cf5b582ef01dfd326a291a4a40bbbdb60a7672609e9c97e2d68a"`
[INFO] [stdout] c0d55798c4e7cf5b582ef01dfd326a291a4a40bbbdb60a7672609e9c97e2d68a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/travierm/rust_guessing_game:/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] 52c9b5086930e7d745131b93d9b01c6c6528fc511c875342e2b8743311c0f82c
[INFO] running `"docker" "start" "-a" "52c9b5086930e7d745131b93d9b01c6c6528fc511c875342e2b8743311c0f82c"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "52c9b5086930e7d745131b93d9b01c6c6528fc511c875342e2b8743311c0f82c"`
[INFO] running `"docker" "rm" "-f" "52c9b5086930e7d745131b93d9b01c6c6528fc511c875342e2b8743311c0f82c"`
[INFO] [stdout] 52c9b5086930e7d745131b93d9b01c6c6528fc511c875342e2b8743311c0f82c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/travierm/rust_guessing_game:/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] 1de1240181fe5672ba167ff76ba0dd343600f250db872a517953d3952aac1d4e
[INFO] running `"docker" "start" "-a" "1de1240181fe5672ba167ff76ba0dd343600f250db872a517953d3952aac1d4e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-65562b4bdf98087d
[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" "1de1240181fe5672ba167ff76ba0dd343600f250db872a517953d3952aac1d4e"`
[INFO] running `"docker" "rm" "-f" "1de1240181fe5672ba167ff76ba0dd343600f250db872a517953d3952aac1d4e"`
[INFO] [stdout] 1de1240181fe5672ba167ff76ba0dd343600f250db872a517953d3952aac1d4e