[INFO] crate libgitmask 0.1.0 is already in cache
[INFO] extracting crate libgitmask 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/libgitmask/0.1.0
[INFO] extracting crate libgitmask 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/libgitmask/0.1.0
[INFO] validating manifest of libgitmask-0.1.0 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 libgitmask-0.1.0 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 libgitmask-0.1.0
[INFO] finished frobbing libgitmask-0.1.0
[INFO] frobbed toml for libgitmask-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/libgitmask/0.1.0/Cargo.toml
[INFO] started frobbing libgitmask-0.1.0
[INFO] finished frobbing libgitmask-0.1.0
[INFO] frobbed toml for libgitmask-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/libgitmask/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 libgitmask-0.1.0 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-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/libgitmask/0.1.0:/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] d44a6d17aa91fa667579f2c12423bcc4e78dd0832cb7b98ee7445f74b2935b3c
[INFO] running `"docker" "start" "-a" "d44a6d17aa91fa667579f2c12423bcc4e78dd0832cb7b98ee7445f74b2935b3c"`
[INFO] [stderr]    Compiling barnacl_sys v0.1.1
[INFO] [stderr]    Compiling libsqlite3-sys v0.16.0
[INFO] [stderr]    Compiling libgitmask v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Flags`
[INFO] [stderr]  --> build.rs:7:21
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let mut flags = Flags::all();
[INFO] [stderr]   |                     ^^^^^ use of undeclared type or module `Flags`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `NOW` in this scope
[INFO] [stderr]  --> build.rs:8:18
[INFO] [stderr]   |
[INFO] [stderr] 8 |     flags.toggle(NOW);
[INFO] [stderr]   |                  ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected function, found module `vergen`
[INFO] [stderr]  --> build.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     vergen(flags);
[INFO] [stderr]   |     ^^^^^^ not a function
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `vergen::*`
[INFO] [stderr]  --> build.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use vergen::*;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0423, E0425, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0423`.
[INFO] [stderr] error: Could not compile `libgitmask`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "d44a6d17aa91fa667579f2c12423bcc4e78dd0832cb7b98ee7445f74b2935b3c"`
[INFO] running `"docker" "rm" "-f" "d44a6d17aa91fa667579f2c12423bcc4e78dd0832cb7b98ee7445f74b2935b3c"`
[INFO] [stdout] d44a6d17aa91fa667579f2c12423bcc4e78dd0832cb7b98ee7445f74b2935b3c