[INFO] fetching crate gflags 0.3.1...
[INFO] extracting crate gflags 0.3.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/gflags/0.3.1
[INFO] extracting crate gflags 0.3.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/gflags/0.3.1
[INFO] validating manifest of gflags-0.3.1 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 gflags-0.3.1 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 gflags-0.3.1
[INFO] finished frobbing gflags-0.3.1
[INFO] frobbed toml for gflags-0.3.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/gflags/0.3.1/Cargo.toml
[INFO] started frobbing gflags-0.3.1
[INFO] finished frobbing gflags-0.3.1
[INFO] frobbed toml for gflags-0.3.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/gflags/0.3.1/Cargo.toml
[INFO] crate gflags-0.3.1 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 gflags-0.3.1 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-3/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/gflags/0.3.1:/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] cbdcc6e1f4f3b157fc451915c7941247de6b8f3a4d9531ab17d33663f4cb0033
[INFO] running `"docker" "start" "-a" "cbdcc6e1f4f3b157fc451915c7941247de6b8f3a4d9531ab17d33663f4cb0033"`
[INFO] [stderr]    Compiling syn v0.15.38
[INFO] [stderr]    Compiling argv v0.1.0
[INFO] [stderr]    Compiling inventory-impl v0.1.3
[INFO] [stderr]    Compiling ctor v0.1.9
[INFO] [stderr]    Compiling ghost v0.1.0
[INFO] [stderr]    Compiling ref-cast-impl v0.2.6
[INFO] [stderr]    Compiling gflags-impl v0.3.1
[INFO] [stderr]    Compiling ref-cast v0.2.6
[INFO] [stderr]    Compiling inventory v0.1.3
[INFO] [stderr]    Compiling gflags v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/help.rs:61:32
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn try_print_help(stream: &mut Write) -> io::Result<()> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.39s
[INFO] running `"docker" "inspect" "cbdcc6e1f4f3b157fc451915c7941247de6b8f3a4d9531ab17d33663f4cb0033"`
[INFO] running `"docker" "rm" "-f" "cbdcc6e1f4f3b157fc451915c7941247de6b8f3a4d9531ab17d33663f4cb0033"`
[INFO] [stdout] cbdcc6e1f4f3b157fc451915c7941247de6b8f3a4d9531ab17d33663f4cb0033
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/gflags/0.3.1:/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] 4fdd8ca7d666662af4dac72b9e7af481c52fc8640003ce4af2efb8cb9fd21072
[INFO] running `"docker" "start" "-a" "4fdd8ca7d666662af4dac72b9e7af481c52fc8640003ce4af2efb8cb9fd21072"`
[INFO] [stderr]    Compiling gflags v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/help.rs:61:32
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn try_print_help(stream: &mut Write) -> io::Result<()> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "4fdd8ca7d666662af4dac72b9e7af481c52fc8640003ce4af2efb8cb9fd21072"`
[INFO] running `"docker" "rm" "-f" "4fdd8ca7d666662af4dac72b9e7af481c52fc8640003ce4af2efb8cb9fd21072"`
[INFO] [stdout] 4fdd8ca7d666662af4dac72b9e7af481c52fc8640003ce4af2efb8cb9fd21072
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/gflags/0.3.1:/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] 2e52d6962d6d3dfde5dae5c3c44e0535fb44ead34d832708d32c363fac609c6c
[INFO] running `"docker" "start" "-a" "2e52d6962d6d3dfde5dae5c3c44e0535fb44ead34d832708d32c363fac609c6c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/gflags-4b3d5d93b90bff92
[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] [stderr]    Doc-tests gflags
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/help.rs - help::print_help_and_exit (line 15) ... ok
[INFO] [stdout] test src/lib.rs - define (line 282) ... ok
[INFO] [stdout] test src/lib.rs -  (line 186) ... ok
[INFO] [stdout] test src/lib.rs -  (line 58) ... ok
[INFO] [stdout] test src/lib.rs -  (line 144) ... ok
[INFO] [stdout] test src/lib.rs -  (line 116) ... ok
[INFO] [stdout] test src/lib.rs -  (line 92) ... ok
[INFO] [stdout] test src/custom.rs - custom (line 11) ... ok
[INFO] [stdout] test src/lib.rs - define (line 293) ... ok
[INFO] [stdout] test src/lib.rs - define (line 303) ... ok
[INFO] [stdout] test src/parse.rs - parse::parse (line 26) ... ok
[INFO] [stdout] test src/state.rs - state::Flag (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2e52d6962d6d3dfde5dae5c3c44e0535fb44ead34d832708d32c363fac609c6c"`
[INFO] running `"docker" "rm" "-f" "2e52d6962d6d3dfde5dae5c3c44e0535fb44ead34d832708d32c363fac609c6c"`
[INFO] [stdout] 2e52d6962d6d3dfde5dae5c3c44e0535fb44ead34d832708d32c363fac609c6c