[INFO] updating cached repository rustomax/rust-iterators
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rustomax/rust-iterators
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rustomax/rust-iterators" "work/ex/beta-1.38-1/sources/1.37.0/gh/rustomax/rust-iterators"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rustomax/rust-iterators'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rustomax/rust-iterators" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rustomax/rust-iterators"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rustomax/rust-iterators'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8b7023cb4a34d9d6fe70603328d139aa02056504
[INFO] sha for GitHub repo rustomax/rust-iterators: 8b7023cb4a34d9d6fe70603328d139aa02056504
[INFO] validating manifest of rustomax/rust-iterators 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 rustomax/rust-iterators 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 rustomax/rust-iterators
[INFO] finished frobbing rustomax/rust-iterators
[INFO] frobbed toml for rustomax/rust-iterators written to work/ex/beta-1.38-1/sources/1.37.0/gh/rustomax/rust-iterators/Cargo.toml
[INFO] started frobbing rustomax/rust-iterators
[INFO] finished frobbing rustomax/rust-iterators
[INFO] frobbed toml for rustomax/rust-iterators written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rustomax/rust-iterators/Cargo.toml
[INFO] crate rustomax/rust-iterators 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 rustomax/rust-iterators 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rustomax/rust-iterators:/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] bd62a7b7be602380a5f7f1b068641ecadea9c5fbc375db54b4d9839b2bafbf68
[INFO] running `"docker" "start" "-a" "bd62a7b7be602380a5f7f1b068641ecadea9c5fbc375db54b4d9839b2bafbf68"`
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling char-iter v0.1.0
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling iterators v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.05s
[INFO] running `"docker" "inspect" "bd62a7b7be602380a5f7f1b068641ecadea9c5fbc375db54b4d9839b2bafbf68"`
[INFO] running `"docker" "rm" "-f" "bd62a7b7be602380a5f7f1b068641ecadea9c5fbc375db54b4d9839b2bafbf68"`
[INFO] [stdout] bd62a7b7be602380a5f7f1b068641ecadea9c5fbc375db54b4d9839b2bafbf68
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rustomax/rust-iterators:/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] 7a60b1208bfe42f15842b20dba6b2cc8033e18b784769678ea2bce76381f835c
[INFO] running `"docker" "start" "-a" "7a60b1208bfe42f15842b20dba6b2cc8033e18b784769678ea2bce76381f835c"`
[INFO] [stderr]    Compiling iterators v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "7a60b1208bfe42f15842b20dba6b2cc8033e18b784769678ea2bce76381f835c"`
[INFO] running `"docker" "rm" "-f" "7a60b1208bfe42f15842b20dba6b2cc8033e18b784769678ea2bce76381f835c"`
[INFO] [stdout] 7a60b1208bfe42f15842b20dba6b2cc8033e18b784769678ea2bce76381f835c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rustomax/rust-iterators:/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] fd72cfd53c5a27fac629b4a90e6dc284c8cf064b3727890a399c1d53029f990d
[INFO] running `"docker" "start" "-a" "fd72cfd53c5a27fac629b4a90e6dc284c8cf064b3727890a399c1d53029f990d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/iterators-54d085949852c487
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_ftc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fd72cfd53c5a27fac629b4a90e6dc284c8cf064b3727890a399c1d53029f990d"`
[INFO] running `"docker" "rm" "-f" "fd72cfd53c5a27fac629b4a90e6dc284c8cf064b3727890a399c1d53029f990d"`
[INFO] [stdout] fd72cfd53c5a27fac629b4a90e6dc284c8cf064b3727890a399c1d53029f990d