[INFO] updating cached repository Xunjin/Rust-book
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Xunjin/Rust-book
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Xunjin/Rust-book" "work/ex/beta-1.38-1/sources/1.37.0/gh/Xunjin/Rust-book"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Xunjin/Rust-book'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Xunjin/Rust-book" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Xunjin/Rust-book"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Xunjin/Rust-book'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2be4035c23774bbc020a5f4d77e0b395f86a8b9e
[INFO] sha for GitHub repo Xunjin/Rust-book: 2be4035c23774bbc020a5f4d77e0b395f86a8b9e
[INFO] validating manifest of Xunjin/Rust-book 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 Xunjin/Rust-book 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 Xunjin/Rust-book
[INFO] finished frobbing Xunjin/Rust-book
[INFO] frobbed toml for Xunjin/Rust-book written to work/ex/beta-1.38-1/sources/1.37.0/gh/Xunjin/Rust-book/Cargo.toml
[INFO] started frobbing Xunjin/Rust-book
[INFO] finished frobbing Xunjin/Rust-book
[INFO] frobbed toml for Xunjin/Rust-book written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Xunjin/Rust-book/Cargo.toml
[INFO] crate Xunjin/Rust-book 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Xunjin/Rust-book 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-3/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/Xunjin/Rust-book:/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] 71d8a6b12170828233480ff12ef079d7697d766524d5f8405ea71f35f2d66633
[INFO] running `"docker" "start" "-a" "71d8a6b12170828233480ff12ef079d7697d766524d5f8405ea71f35f2d66633"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "71d8a6b12170828233480ff12ef079d7697d766524d5f8405ea71f35f2d66633"`
[INFO] running `"docker" "rm" "-f" "71d8a6b12170828233480ff12ef079d7697d766524d5f8405ea71f35f2d66633"`
[INFO] [stdout] 71d8a6b12170828233480ff12ef079d7697d766524d5f8405ea71f35f2d66633
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/Xunjin/Rust-book:/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] f1bc5093c75c413e62f1b9d8deb0202e04991f1853416e00917038c1cf3b2fa7
[INFO] running `"docker" "start" "-a" "f1bc5093c75c413e62f1b9d8deb0202e04991f1853416e00917038c1cf3b2fa7"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "f1bc5093c75c413e62f1b9d8deb0202e04991f1853416e00917038c1cf3b2fa7"`
[INFO] running `"docker" "rm" "-f" "f1bc5093c75c413e62f1b9d8deb0202e04991f1853416e00917038c1cf3b2fa7"`
[INFO] [stdout] f1bc5093c75c413e62f1b9d8deb0202e04991f1853416e00917038c1cf3b2fa7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/Xunjin/Rust-book:/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] 7e87a6be5f9e5fad64fafaceea3ff61dfe972a494bbbe7f8c940bdcbccf60416
[INFO] running `"docker" "start" "-a" "7e87a6be5f9e5fad64fafaceea3ff61dfe972a494bbbe7f8c940bdcbccf60416"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-e261ea904fd7602b
[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" "7e87a6be5f9e5fad64fafaceea3ff61dfe972a494bbbe7f8c940bdcbccf60416"`
[INFO] running `"docker" "rm" "-f" "7e87a6be5f9e5fad64fafaceea3ff61dfe972a494bbbe7f8c940bdcbccf60416"`
[INFO] [stdout] 7e87a6be5f9e5fad64fafaceea3ff61dfe972a494bbbe7f8c940bdcbccf60416