[INFO] updating cached repository endaaman/practice-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/endaaman/practice-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/endaaman/practice-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/endaaman/practice-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/endaaman/practice-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/endaaman/practice-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/endaaman/practice-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/endaaman/practice-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ff2cf7acb71d698e6715f6d9219308b156c858db
[INFO] sha for GitHub repo endaaman/practice-rust: ff2cf7acb71d698e6715f6d9219308b156c858db
[INFO] validating manifest of endaaman/practice-rust 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 endaaman/practice-rust 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 endaaman/practice-rust
[INFO] finished frobbing endaaman/practice-rust
[INFO] frobbed toml for endaaman/practice-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/endaaman/practice-rust/Cargo.toml
[INFO] started frobbing endaaman/practice-rust
[INFO] finished frobbing endaaman/practice-rust
[INFO] frobbed toml for endaaman/practice-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/endaaman/practice-rust/Cargo.toml
[INFO] crate endaaman/practice-rust 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 endaaman/practice-rust 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/endaaman/practice-rust:/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] e87821afcaaefadcaf6012356d2dd725cea77c071a98ba474413dc4995793d39
[INFO] running `"docker" "start" "-a" "e87821afcaaefadcaf6012356d2dd725cea77c071a98ba474413dc4995793d39"`
[INFO] [stderr]    Compiling practice-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "e87821afcaaefadcaf6012356d2dd725cea77c071a98ba474413dc4995793d39"`
[INFO] running `"docker" "rm" "-f" "e87821afcaaefadcaf6012356d2dd725cea77c071a98ba474413dc4995793d39"`
[INFO] [stdout] e87821afcaaefadcaf6012356d2dd725cea77c071a98ba474413dc4995793d39
[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/endaaman/practice-rust:/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] c58951430f12a360e170c94d2ebdc2fabe68e757385bd288eb6f5f38135b3154
[INFO] running `"docker" "start" "-a" "c58951430f12a360e170c94d2ebdc2fabe68e757385bd288eb6f5f38135b3154"`
[INFO] [stderr]    Compiling practice-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "c58951430f12a360e170c94d2ebdc2fabe68e757385bd288eb6f5f38135b3154"`
[INFO] running `"docker" "rm" "-f" "c58951430f12a360e170c94d2ebdc2fabe68e757385bd288eb6f5f38135b3154"`
[INFO] [stdout] c58951430f12a360e170c94d2ebdc2fabe68e757385bd288eb6f5f38135b3154
[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/endaaman/practice-rust:/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] d6c7b433693be0263444e9836ffc4b4539cfd9f4ccd495b743724b76c596f880
[INFO] running `"docker" "start" "-a" "d6c7b433693be0263444e9836ffc4b4539cfd9f4ccd495b743724b76c596f880"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/main-6781d52d8c231e8b
[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" "d6c7b433693be0263444e9836ffc4b4539cfd9f4ccd495b743724b76c596f880"`
[INFO] running `"docker" "rm" "-f" "d6c7b433693be0263444e9836ffc4b4539cfd9f4ccd495b743724b76c596f880"`
[INFO] [stdout] d6c7b433693be0263444e9836ffc4b4539cfd9f4ccd495b743724b76c596f880