[INFO] updating cached repository phyber/upsidedown-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/phyber/upsidedown-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/phyber/upsidedown-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/phyber/upsidedown-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/phyber/upsidedown-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/phyber/upsidedown-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/phyber/upsidedown-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/phyber/upsidedown-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 839a6138380b0e481801967b3bcd28c4630d4043
[INFO] sha for GitHub repo phyber/upsidedown-rs: 839a6138380b0e481801967b3bcd28c4630d4043
[INFO] validating manifest of phyber/upsidedown-rs 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 phyber/upsidedown-rs 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 phyber/upsidedown-rs
[INFO] finished frobbing phyber/upsidedown-rs
[INFO] frobbed toml for phyber/upsidedown-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/phyber/upsidedown-rs/Cargo.toml
[INFO] started frobbing phyber/upsidedown-rs
[INFO] finished frobbing phyber/upsidedown-rs
[INFO] frobbed toml for phyber/upsidedown-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/phyber/upsidedown-rs/Cargo.toml
[INFO] crate phyber/upsidedown-rs 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 phyber/upsidedown-rs 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/phyber/upsidedown-rs:/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] f7e90a46806db008aa827031431d6e02066c9c21ebe877fa9c85d55ac41084cb
[INFO] running `"docker" "start" "-a" "f7e90a46806db008aa827031431d6e02066c9c21ebe877fa9c85d55ac41084cb"`
[INFO] [stderr]    Compiling upsidedown-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `"docker" "inspect" "f7e90a46806db008aa827031431d6e02066c9c21ebe877fa9c85d55ac41084cb"`
[INFO] running `"docker" "rm" "-f" "f7e90a46806db008aa827031431d6e02066c9c21ebe877fa9c85d55ac41084cb"`
[INFO] [stdout] f7e90a46806db008aa827031431d6e02066c9c21ebe877fa9c85d55ac41084cb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/phyber/upsidedown-rs:/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] b726f8f861dc2fb55b11c0ba9cc52ba80e3ad66dab9064ca98e35acd01811838
[INFO] running `"docker" "start" "-a" "b726f8f861dc2fb55b11c0ba9cc52ba80e3ad66dab9064ca98e35acd01811838"`
[INFO] [stderr]    Compiling upsidedown-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "b726f8f861dc2fb55b11c0ba9cc52ba80e3ad66dab9064ca98e35acd01811838"`
[INFO] running `"docker" "rm" "-f" "b726f8f861dc2fb55b11c0ba9cc52ba80e3ad66dab9064ca98e35acd01811838"`
[INFO] [stdout] b726f8f861dc2fb55b11c0ba9cc52ba80e3ad66dab9064ca98e35acd01811838
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/phyber/upsidedown-rs:/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] 3f01c4eed27eb801d236d50dd63c92ca721f62e6cc56432dcb4ed7a55aad098b
[INFO] running `"docker" "start" "-a" "3f01c4eed27eb801d236d50dd63c92ca721f62e6cc56432dcb4ed7a55aad098b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/upsidedown_rs-6edd0e4650983656
[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" "3f01c4eed27eb801d236d50dd63c92ca721f62e6cc56432dcb4ed7a55aad098b"`
[INFO] running `"docker" "rm" "-f" "3f01c4eed27eb801d236d50dd63c92ca721f62e6cc56432dcb4ed7a55aad098b"`
[INFO] [stdout] 3f01c4eed27eb801d236d50dd63c92ca721f62e6cc56432dcb4ed7a55aad098b