[INFO] updating cached repository huwsun/rust_study
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/huwsun/rust_study
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/huwsun/rust_study" "work/ex/beta-1.37-6/sources/1.36.0/gh/huwsun/rust_study"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/huwsun/rust_study'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/huwsun/rust_study" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/huwsun/rust_study"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/huwsun/rust_study'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 288f85839fcb1cf856070f3da28d1d6cdc22771f
[INFO] sha for GitHub repo huwsun/rust_study: 288f85839fcb1cf856070f3da28d1d6cdc22771f
[INFO] validating manifest of huwsun/rust_study on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of huwsun/rust_study on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing huwsun/rust_study
[INFO] finished frobbing huwsun/rust_study
[INFO] frobbed toml for huwsun/rust_study written to work/ex/beta-1.37-6/sources/1.36.0/gh/huwsun/rust_study/Cargo.toml
[INFO] started frobbing huwsun/rust_study
[INFO] finished frobbing huwsun/rust_study
[INFO] frobbed toml for huwsun/rust_study written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/huwsun/rust_study/Cargo.toml
[INFO] crate huwsun/rust_study already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing huwsun/rust_study against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/huwsun/rust_study:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 96b8580b962891c1fb8e1ba1f0c032326844208030d9800a5944e5cc54ec4e12
[INFO] running `"docker" "start" "-a" "96b8580b962891c1fb8e1ba1f0c032326844208030d9800a5944e5cc54ec4e12"`
[INFO] [stderr]    Compiling libc v0.2.29
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling study v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.22s
[INFO] running `"docker" "inspect" "96b8580b962891c1fb8e1ba1f0c032326844208030d9800a5944e5cc54ec4e12"`
[INFO] running `"docker" "rm" "-f" "96b8580b962891c1fb8e1ba1f0c032326844208030d9800a5944e5cc54ec4e12"`
[INFO] [stdout] 96b8580b962891c1fb8e1ba1f0c032326844208030d9800a5944e5cc54ec4e12
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/huwsun/rust_study:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d8c3a971e44a4fd4165f6451e356d0c8e313429e0a7ca604ad570bd36e2feca3
[INFO] running `"docker" "start" "-a" "d8c3a971e44a4fd4165f6451e356d0c8e313429e0a7ca604ad570bd36e2feca3"`
[INFO] [stderr]    Compiling study v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "d8c3a971e44a4fd4165f6451e356d0c8e313429e0a7ca604ad570bd36e2feca3"`
[INFO] running `"docker" "rm" "-f" "d8c3a971e44a4fd4165f6451e356d0c8e313429e0a7ca604ad570bd36e2feca3"`
[INFO] [stdout] d8c3a971e44a4fd4165f6451e356d0c8e313429e0a7ca604ad570bd36e2feca3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/huwsun/rust_study:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] be12a966be7fa69c1d060f99c45120d3c4d6612ce9a126a4db1a972008bc1120
[INFO] running `"docker" "start" "-a" "be12a966be7fa69c1d060f99c45120d3c4d6612ce9a126a4db1a972008bc1120"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/study-ce700477929f98b3
[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] [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] [stderr]      Running /opt/crater/target/debug/deps/main-b878d3cdd2f0bedf
[INFO] [stderr]    Doc-tests study
[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" "be12a966be7fa69c1d060f99c45120d3c4d6612ce9a126a4db1a972008bc1120"`
[INFO] running `"docker" "rm" "-f" "be12a966be7fa69c1d060f99c45120d3c4d6612ce9a126a4db1a972008bc1120"`
[INFO] [stdout] be12a966be7fa69c1d060f99c45120d3c4d6612ce9a126a4db1a972008bc1120