[INFO] updating cached repository Hoenn/rust-learning
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Hoenn/rust-learning
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Hoenn/rust-learning" "work/ex/beta-1.37-6/sources/1.36.0/gh/Hoenn/rust-learning"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Hoenn/rust-learning'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Hoenn/rust-learning" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Hoenn/rust-learning"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Hoenn/rust-learning'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 14b661aaeb9e3c8c5837577c408c4da7159ae3c2
[INFO] sha for GitHub repo Hoenn/rust-learning: 14b661aaeb9e3c8c5837577c408c4da7159ae3c2
[INFO] validating manifest of Hoenn/rust-learning 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 Hoenn/rust-learning 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 Hoenn/rust-learning
[INFO] finished frobbing Hoenn/rust-learning
[INFO] frobbed toml for Hoenn/rust-learning written to work/ex/beta-1.37-6/sources/1.36.0/gh/Hoenn/rust-learning/Cargo.toml
[INFO] started frobbing Hoenn/rust-learning
[INFO] finished frobbing Hoenn/rust-learning
[INFO] frobbed toml for Hoenn/rust-learning written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Hoenn/rust-learning/Cargo.toml
[INFO] crate Hoenn/rust-learning 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 Hoenn/rust-learning against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Hoenn/rust-learning:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 57afb8ab59d0ce70e7fa1dad495b6f82ea80987f77d1082f689a96fc1834b226
[INFO] running `"docker" "start" "-a" "57afb8ab59d0ce70e7fa1dad495b6f82ea80987f77d1082f689a96fc1834b226"`
[INFO] [stderr]    Compiling untrusted v0.5.1
[INFO] [stderr]    Compiling cc v1.0.23
[INFO] [stderr]    Compiling serde v1.0.75
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling log v0.4.4
[INFO] [stderr]    Compiling tokio-executor v0.1.4
[INFO] [stderr]    Compiling base64 v0.9.2
[INFO] [stderr]    Compiling smallvec v0.6.5
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling bytes v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.3.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling mime v0.3.9
[INFO] [stderr]    Compiling mio v0.6.15
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling want v0.0.4
[INFO] [stderr]    Compiling tokio-timer v0.2.6
[INFO] [stderr]    Compiling tokio-current-thread v0.1.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling tokio-io v0.1.8
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling crossbeam-deque v0.6.1
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling tokio-codec v0.1.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.5
[INFO] [stderr]    Compiling mio-uds v0.6.6
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling tokio-fs v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling tokio-tcp v0.1.1
[INFO] [stderr]    Compiling tokio-uds v0.2.1
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling tokio v0.1.8
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling hyper v0.11.27
[INFO] [stderr]    Compiling webpki v0.17.0
[INFO] [stderr]    Compiling sct v0.2.0
[INFO] [stderr]    Compiling ct-logs v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.26
[INFO] [stderr]    Compiling rustls v0.11.0
[INFO] [stderr]    Compiling webpki-roots v0.13.0
[INFO] [stderr]    Compiling tokio-rustls v0.4.0
[INFO] [stderr]    Compiling hyper-rustls v0.11.0
[INFO] [stderr]    Compiling github-rs v0.6.1
[INFO] [stderr]    Compiling rust-learning v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `"docker" "inspect" "57afb8ab59d0ce70e7fa1dad495b6f82ea80987f77d1082f689a96fc1834b226"`
[INFO] running `"docker" "rm" "-f" "57afb8ab59d0ce70e7fa1dad495b6f82ea80987f77d1082f689a96fc1834b226"`
[INFO] [stdout] 57afb8ab59d0ce70e7fa1dad495b6f82ea80987f77d1082f689a96fc1834b226
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Hoenn/rust-learning:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] b78fb26763823a1785826636d8a25844c660d28b0ea00421780663185aafac58
[INFO] running `"docker" "start" "-a" "b78fb26763823a1785826636d8a25844c660d28b0ea00421780663185aafac58"`
[INFO] [stderr]    Compiling rust-learning v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "b78fb26763823a1785826636d8a25844c660d28b0ea00421780663185aafac58"`
[INFO] running `"docker" "rm" "-f" "b78fb26763823a1785826636d8a25844c660d28b0ea00421780663185aafac58"`
[INFO] [stdout] b78fb26763823a1785826636d8a25844c660d28b0ea00421780663185aafac58
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Hoenn/rust-learning:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] b9b1a647c872d6432d0b31ad0e2f2f5f0f54ac18aa5526a103314012bef4218e
[INFO] running `"docker" "start" "-a" "b9b1a647c872d6432d0b31ad0e2f2f5f0f54ac18aa5526a103314012bef4218e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_learning-6fb78565333cb0b9
[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" "b9b1a647c872d6432d0b31ad0e2f2f5f0f54ac18aa5526a103314012bef4218e"`
[INFO] running `"docker" "rm" "-f" "b9b1a647c872d6432d0b31ad0e2f2f5f0f54ac18aa5526a103314012bef4218e"`
[INFO] [stdout] b9b1a647c872d6432d0b31ad0e2f2f5f0f54ac18aa5526a103314012bef4218e