[INFO] crate cases 0.2.3 is already in cache
[INFO] extracting crate cases 0.2.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/cases/0.2.3
[INFO] extracting crate cases 0.2.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cases/0.2.3
[INFO] validating manifest of cases-0.2.3 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 cases-0.2.3 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 cases-0.2.3
[INFO] finished frobbing cases-0.2.3
[INFO] frobbed toml for cases-0.2.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/cases/0.2.3/Cargo.toml
[INFO] started frobbing cases-0.2.3
[INFO] finished frobbing cases-0.2.3
[INFO] frobbed toml for cases-0.2.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cases/0.2.3/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] 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 cases-0.2.3 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cases/0.2.3:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] c62858c154ba3df27e09d542eba3a0bd378ab44ffc1f83684f3714216cfb3d45
[INFO] running `"docker" "start" "-a" "c62858c154ba3df27e09d542eba3a0bd378ab44ffc1f83684f3714216cfb3d45"`
[INFO] [stderr]    Compiling nom v5.0.1
[INFO] [stderr]    Compiling lexical-core v0.4.3
[INFO] [stderr]    Compiling stackvector v1.0.6
[INFO] [stderr]    Compiling cases v0.2.3 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `Upper`
[INFO] [stderr]    --> src/parser.rs:256:3
[INFO] [stderr]     |
[INFO] [stderr] 256 |   Upper,
[INFO] [stderr]     |   ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Lower`
[INFO] [stderr]    --> src/parser.rs:257:3
[INFO] [stderr]     |
[INFO] [stderr] 257 |   Lower,
[INFO] [stderr]     |   ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.15s
[INFO] running `"docker" "inspect" "c62858c154ba3df27e09d542eba3a0bd378ab44ffc1f83684f3714216cfb3d45"`
[INFO] running `"docker" "rm" "-f" "c62858c154ba3df27e09d542eba3a0bd378ab44ffc1f83684f3714216cfb3d45"`
[INFO] [stdout] c62858c154ba3df27e09d542eba3a0bd378ab44ffc1f83684f3714216cfb3d45
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cases/0.2.3:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 007a9f79d0efff72e524cc10e33f8406c4d8b83a801389e648a0b67253ad9dc1
[INFO] running `"docker" "start" "-a" "007a9f79d0efff72e524cc10e33f8406c4d8b83a801389e648a0b67253ad9dc1"`
[INFO] [stderr]    Compiling cases v0.2.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `"docker" "inspect" "007a9f79d0efff72e524cc10e33f8406c4d8b83a801389e648a0b67253ad9dc1"`
[INFO] running `"docker" "rm" "-f" "007a9f79d0efff72e524cc10e33f8406c4d8b83a801389e648a0b67253ad9dc1"`
[INFO] [stdout] 007a9f79d0efff72e524cc10e33f8406c4d8b83a801389e648a0b67253ad9dc1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cases/0.2.3:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 1e938b0437689f0357ff29b672a3729c6905b8ded6d668130700d973071ad98d
[INFO] running `"docker" "start" "-a" "1e938b0437689f0357ff29b672a3729c6905b8ded6d668130700d973071ad98d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cases-6d7d5eedff3574cf
[INFO] [stdout] running 1 test
[INFO] [stdout] test parser::parse_cases ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1e938b0437689f0357ff29b672a3729c6905b8ded6d668130700d973071ad98d"`
[INFO] running `"docker" "rm" "-f" "1e938b0437689f0357ff29b672a3729c6905b8ded6d668130700d973071ad98d"`
[INFO] [stdout] 1e938b0437689f0357ff29b672a3729c6905b8ded6d668130700d973071ad98d