[INFO] crate metafactory 0.4.4 is already in cache
[INFO] extracting crate metafactory 0.4.4 into work/ex/beta-1.38-1/sources/1.37.0/reg/metafactory/0.4.4
[INFO] extracting crate metafactory 0.4.4 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/metafactory/0.4.4
[INFO] validating manifest of metafactory-0.4.4 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 metafactory-0.4.4 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 metafactory-0.4.4
[INFO] finished frobbing metafactory-0.4.4
[INFO] frobbed toml for metafactory-0.4.4 written to work/ex/beta-1.38-1/sources/1.37.0/reg/metafactory/0.4.4/Cargo.toml
[INFO] started frobbing metafactory-0.4.4
[INFO] finished frobbing metafactory-0.4.4
[INFO] frobbed toml for metafactory-0.4.4 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/metafactory/0.4.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 metafactory-0.4.4 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/metafactory/0.4.4:/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] 8ec9f6226bc7794dbc3cfb72576316dc5718883d4ddebc75676702eceb45b37a
[INFO] running `"docker" "start" "-a" "8ec9f6226bc7794dbc3cfb72576316dc5718883d4ddebc75676702eceb45b37a"`
[INFO] [stderr] warning: profile `doc` is deprecated and has no effect
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typedef v0.3.2
[INFO] [stderr]    Compiling metafactory v0.4.4 (/opt/crater/workdir)
[INFO] [stderr] error: expected argument name, found `:`
[INFO] [stderr]    --> src/aggregate/mod.rs:109:27
[INFO] [stderr]     |
[INFO] [stderr] 106 |         Aggregate {
[INFO] [stderr]     |         --------- while parsing this struct
[INFO] [stderr] ...
[INFO] [stderr] 109 |             do_new: box |&: items: Vec<Box<Any>>| {
[INFO] [stderr]     |                           ^ expected argument name
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `i` for integer literal
[INFO] [stderr]    --> src/from_clone/mod.rs:122:30
[INFO] [stderr]     |
[INFO] [stderr] 122 |         let factory = create(24i).new(Vec::new()).ok().unwrap().as_factory_of::<int>().unwrap();
[INFO] [stderr]     |                              ^^^ invalid suffix `i`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `||`
[INFO] [stderr]   --> src/from_closure/zeroarg.rs:38:36
[INFO] [stderr]    |
[INFO] [stderr] 38 | impl<T:'static> ToMetaFactory for (||:'static -> T) {
[INFO] [stderr]    |                                    ^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `metafactory`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "8ec9f6226bc7794dbc3cfb72576316dc5718883d4ddebc75676702eceb45b37a"`
[INFO] running `"docker" "rm" "-f" "8ec9f6226bc7794dbc3cfb72576316dc5718883d4ddebc75676702eceb45b37a"`
[INFO] [stdout] 8ec9f6226bc7794dbc3cfb72576316dc5718883d4ddebc75676702eceb45b37a