[INFO] updating cached repository Kobzol/rust-tutorial
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Kobzol/rust-tutorial
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Kobzol/rust-tutorial" "work/ex/beta-1.38-1/sources/1.37.0/gh/Kobzol/rust-tutorial"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Kobzol/rust-tutorial'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Kobzol/rust-tutorial" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Kobzol/rust-tutorial"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Kobzol/rust-tutorial'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 154bee3f85afeec6838651b488f21a837350a132
[INFO] sha for GitHub repo Kobzol/rust-tutorial: 154bee3f85afeec6838651b488f21a837350a132
[INFO] validating manifest of Kobzol/rust-tutorial 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 Kobzol/rust-tutorial 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 Kobzol/rust-tutorial
[INFO] finished frobbing Kobzol/rust-tutorial
[INFO] frobbed toml for Kobzol/rust-tutorial written to work/ex/beta-1.38-1/sources/1.37.0/gh/Kobzol/rust-tutorial/Cargo.toml
[INFO] started frobbing Kobzol/rust-tutorial
[INFO] finished frobbing Kobzol/rust-tutorial
[INFO] frobbed toml for Kobzol/rust-tutorial written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Kobzol/rust-tutorial/Cargo.toml
[INFO] crate Kobzol/rust-tutorial 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 Kobzol/rust-tutorial against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Kobzol/rust-tutorial:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 05f0ef2f21711f15adffb3197b81fe570b3f6b197eba1fb4059a8cf0e1c559af
[INFO] running `"docker" "start" "-a" "05f0ef2f21711f15adffb3197b81fe570b3f6b197eba1fb4059a8cf0e1c559af"`
[INFO] [stderr]    Compiling book v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "05f0ef2f21711f15adffb3197b81fe570b3f6b197eba1fb4059a8cf0e1c559af"`
[INFO] running `"docker" "rm" "-f" "05f0ef2f21711f15adffb3197b81fe570b3f6b197eba1fb4059a8cf0e1c559af"`
[INFO] [stdout] 05f0ef2f21711f15adffb3197b81fe570b3f6b197eba1fb4059a8cf0e1c559af
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Kobzol/rust-tutorial:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] bfe1df53359cd9b17b9a3690a100e3da0db87d9947012821562742bf111753bf
[INFO] running `"docker" "start" "-a" "bfe1df53359cd9b17b9a3690a100e3da0db87d9947012821562742bf111753bf"`
[INFO] [stderr]    Compiling book v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "bfe1df53359cd9b17b9a3690a100e3da0db87d9947012821562742bf111753bf"`
[INFO] running `"docker" "rm" "-f" "bfe1df53359cd9b17b9a3690a100e3da0db87d9947012821562742bf111753bf"`
[INFO] [stdout] bfe1df53359cd9b17b9a3690a100e3da0db87d9947012821562742bf111753bf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Kobzol/rust-tutorial:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 9c21f89baac3fc0f13dfc0c425ce8ce091c66c4d9e600c0f7fd867e675f0741f
[INFO] running `"docker" "start" "-a" "9c21f89baac3fc0f13dfc0c425ce8ce091c66c4d9e600c0f7fd867e675f0741f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/book-981c6ca1c4bd7fdb
[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" "9c21f89baac3fc0f13dfc0c425ce8ce091c66c4d9e600c0f7fd867e675f0741f"`
[INFO] running `"docker" "rm" "-f" "9c21f89baac3fc0f13dfc0c425ce8ce091c66c4d9e600c0f7fd867e675f0741f"`
[INFO] [stdout] 9c21f89baac3fc0f13dfc0c425ce8ce091c66c4d9e600c0f7fd867e675f0741f