[INFO] crate terbilang 0.1.0 is already in cache
[INFO] extracting crate terbilang 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/terbilang/0.1.0
[INFO] extracting crate terbilang 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/terbilang/0.1.0
[INFO] validating manifest of terbilang-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 terbilang-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 terbilang-0.1.0
[INFO] finished frobbing terbilang-0.1.0
[INFO] frobbed toml for terbilang-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/terbilang/0.1.0/Cargo.toml
[INFO] started frobbing terbilang-0.1.0
[INFO] finished frobbing terbilang-0.1.0
[INFO] frobbed toml for terbilang-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/terbilang/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 terbilang-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-5/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/terbilang/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] a3a1d7fd20e10d9f99a7876791f4a78d73c8fe7515472777da94183cd4278593
[INFO] running `"docker" "start" "-a" "a3a1d7fd20e10d9f99a7876791f4a78d73c8fe7515472777da94183cd4278593"`
[INFO] [stderr]    Compiling terbilang v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `number`
[INFO] [stderr]  --> src/lib.rs:4:2
[INFO] [stderr]   |
[INFO] [stderr] 4 |     number: T
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `"docker" "inspect" "a3a1d7fd20e10d9f99a7876791f4a78d73c8fe7515472777da94183cd4278593"`
[INFO] running `"docker" "rm" "-f" "a3a1d7fd20e10d9f99a7876791f4a78d73c8fe7515472777da94183cd4278593"`
[INFO] [stdout] a3a1d7fd20e10d9f99a7876791f4a78d73c8fe7515472777da94183cd4278593
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/terbilang/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] 573dc0b031b9549e19fb34dc6b75b6618730751e8757aa7552e398764fb8bc4b
[INFO] running `"docker" "start" "-a" "573dc0b031b9549e19fb34dc6b75b6618730751e8757aa7552e398764fb8bc4b"`
[INFO] [stderr]    Compiling terbilang v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `number`
[INFO] [stderr]  --> src/lib.rs:4:2
[INFO] [stderr]   |
[INFO] [stderr] 4 |     number: T
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "573dc0b031b9549e19fb34dc6b75b6618730751e8757aa7552e398764fb8bc4b"`
[INFO] running `"docker" "rm" "-f" "573dc0b031b9549e19fb34dc6b75b6618730751e8757aa7552e398764fb8bc4b"`
[INFO] [stdout] 573dc0b031b9549e19fb34dc6b75b6618730751e8757aa7552e398764fb8bc4b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/terbilang/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" "test" "--frozen"`
[INFO] [stdout] f82169183f97e82792c1b7b5b85bafdd1685d894c8800946e9dc1b6095dfbe93
[INFO] running `"docker" "start" "-a" "f82169183f97e82792c1b7b5b85bafdd1685d894c8800946e9dc1b6095dfbe93"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/terbilang-a259f3e871f95d99
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test-751838f2fa5617fd
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_integer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests terbilang
[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" "f82169183f97e82792c1b7b5b85bafdd1685d894c8800946e9dc1b6095dfbe93"`
[INFO] running `"docker" "rm" "-f" "f82169183f97e82792c1b7b5b85bafdd1685d894c8800946e9dc1b6095dfbe93"`
[INFO] [stdout] f82169183f97e82792c1b7b5b85bafdd1685d894c8800946e9dc1b6095dfbe93