[INFO] updating cached repository stevedonovan/cargo-docgen
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/stevedonovan/cargo-docgen
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/stevedonovan/cargo-docgen" "work/ex/beta-1.37-6/sources/1.36.0/gh/stevedonovan/cargo-docgen"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/stevedonovan/cargo-docgen'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/stevedonovan/cargo-docgen" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/stevedonovan/cargo-docgen"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/stevedonovan/cargo-docgen'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3598d7173046cb4f4eabd780361d7acdd9126daf
[INFO] sha for GitHub repo stevedonovan/cargo-docgen: 3598d7173046cb4f4eabd780361d7acdd9126daf
[INFO] validating manifest of stevedonovan/cargo-docgen 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 stevedonovan/cargo-docgen 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 stevedonovan/cargo-docgen
[INFO] finished frobbing stevedonovan/cargo-docgen
[INFO] frobbed toml for stevedonovan/cargo-docgen written to work/ex/beta-1.37-6/sources/1.36.0/gh/stevedonovan/cargo-docgen/Cargo.toml
[INFO] started frobbing stevedonovan/cargo-docgen
[INFO] finished frobbing stevedonovan/cargo-docgen
[INFO] frobbed toml for stevedonovan/cargo-docgen written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/stevedonovan/cargo-docgen/Cargo.toml
[INFO] crate stevedonovan/cargo-docgen 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 stevedonovan/cargo-docgen 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-7/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/stevedonovan/cargo-docgen:/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] a8391a83ac9e012ee3865dc9cec5c8bafa713b1437090d7c427707fd309b749e
[INFO] running `"docker" "start" "-a" "a8391a83ac9e012ee3865dc9cec5c8bafa713b1437090d7c427707fd309b749e"`
[INFO] [stderr]    Compiling easy-shortcuts v0.2.0
[INFO] [stderr]    Compiling lapp v0.3.0
[INFO] [stderr]    Compiling cargo-docgen v0.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.42s
[INFO] running `"docker" "inspect" "a8391a83ac9e012ee3865dc9cec5c8bafa713b1437090d7c427707fd309b749e"`
[INFO] running `"docker" "rm" "-f" "a8391a83ac9e012ee3865dc9cec5c8bafa713b1437090d7c427707fd309b749e"`
[INFO] [stdout] a8391a83ac9e012ee3865dc9cec5c8bafa713b1437090d7c427707fd309b749e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/stevedonovan/cargo-docgen:/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] 5272d5acebf768601b35ea7c756c095e87bc00de8b77c413c963553b7a19eb90
[INFO] running `"docker" "start" "-a" "5272d5acebf768601b35ea7c756c095e87bc00de8b77c413c963553b7a19eb90"`
[INFO] [stderr]    Compiling cargo-docgen v0.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "5272d5acebf768601b35ea7c756c095e87bc00de8b77c413c963553b7a19eb90"`
[INFO] running `"docker" "rm" "-f" "5272d5acebf768601b35ea7c756c095e87bc00de8b77c413c963553b7a19eb90"`
[INFO] [stdout] 5272d5acebf768601b35ea7c756c095e87bc00de8b77c413c963553b7a19eb90
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/stevedonovan/cargo-docgen:/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] dea53b850c160aff79469623f1fe5c64a4c3b81d87c81f5172a2764b9f29114e
[INFO] running `"docker" "start" "-a" "dea53b850c160aff79469623f1fe5c64a4c3b81d87c81f5172a2764b9f29114e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cargo_docgen-00dfa189985110e5
[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" "dea53b850c160aff79469623f1fe5c64a4c3b81d87c81f5172a2764b9f29114e"`
[INFO] running `"docker" "rm" "-f" "dea53b850c160aff79469623f1fe5c64a4c3b81d87c81f5172a2764b9f29114e"`
[INFO] [stdout] dea53b850c160aff79469623f1fe5c64a4c3b81d87c81f5172a2764b9f29114e