[INFO] crate brace 0.0.0 is already in cache
[INFO] extracting crate brace 0.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/brace/0.0.0
[INFO] extracting crate brace 0.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/brace/0.0.0
[INFO] validating manifest of brace-0.0.0 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 brace-0.0.0 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 brace-0.0.0
[INFO] finished frobbing brace-0.0.0
[INFO] frobbed toml for brace-0.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/brace/0.0.0/Cargo.toml
[INFO] started frobbing brace-0.0.0
[INFO] finished frobbing brace-0.0.0
[INFO] frobbed toml for brace-0.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/brace/0.0.0/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 brace-0.0.0 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/brace/0.0.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 2ebfb25913a96c872b5c2e95dc293a6d0766a3c4d91d2a82f74bdc72055de302
[INFO] running `"docker" "start" "-a" "2ebfb25913a96c872b5c2e95dc293a6d0766a3c4d91d2a82f74bdc72055de302"`
[INFO] [stderr]    Compiling brace v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `"docker" "inspect" "2ebfb25913a96c872b5c2e95dc293a6d0766a3c4d91d2a82f74bdc72055de302"`
[INFO] running `"docker" "rm" "-f" "2ebfb25913a96c872b5c2e95dc293a6d0766a3c4d91d2a82f74bdc72055de302"`
[INFO] [stdout] 2ebfb25913a96c872b5c2e95dc293a6d0766a3c4d91d2a82f74bdc72055de302
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/brace/0.0.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 78b46762d58d08eb2644596e2357ed7daae94335dd06137e4302d6bd5eaf0411
[INFO] running `"docker" "start" "-a" "78b46762d58d08eb2644596e2357ed7daae94335dd06137e4302d6bd5eaf0411"`
[INFO] [stderr]    Compiling brace v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "78b46762d58d08eb2644596e2357ed7daae94335dd06137e4302d6bd5eaf0411"`
[INFO] running `"docker" "rm" "-f" "78b46762d58d08eb2644596e2357ed7daae94335dd06137e4302d6bd5eaf0411"`
[INFO] [stdout] 78b46762d58d08eb2644596e2357ed7daae94335dd06137e4302d6bd5eaf0411
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/brace/0.0.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] a446ec7677056ea68e8dd16367d8d7a1cd844cda8811f2bfccbe03bdf1b23e4f
[INFO] running `"docker" "start" "-a" "a446ec7677056ea68e8dd16367d8d7a1cd844cda8811f2bfccbe03bdf1b23e4f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/brace-bb252d237097389d
[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" "a446ec7677056ea68e8dd16367d8d7a1cd844cda8811f2bfccbe03bdf1b23e4f"`
[INFO] running `"docker" "rm" "-f" "a446ec7677056ea68e8dd16367d8d7a1cd844cda8811f2bfccbe03bdf1b23e4f"`
[INFO] [stdout] a446ec7677056ea68e8dd16367d8d7a1cd844cda8811f2bfccbe03bdf1b23e4f