[INFO] crate data_reader 0.3.0 is already in cache
[INFO] extracting crate data_reader 0.3.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/data_reader/0.3.0
[INFO] extracting crate data_reader 0.3.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/data_reader/0.3.0
[INFO] validating manifest of data_reader-0.3.0 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 data_reader-0.3.0 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 data_reader-0.3.0
[INFO] finished frobbing data_reader-0.3.0
[INFO] frobbed toml for data_reader-0.3.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/data_reader/0.3.0/Cargo.toml
[INFO] started frobbing data_reader-0.3.0
[INFO] finished frobbing data_reader-0.3.0
[INFO] frobbed toml for data_reader-0.3.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/data_reader/0.3.0/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 data_reader-0.3.0 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/data_reader/0.3.0:/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] 122e3f08e52be742e7623a037bbfc157cd3cf7437706debcd02d7cc05f3de78d
[INFO] running `"docker" "start" "-a" "122e3f08e52be742e7623a037bbfc157cd3cf7437706debcd02d7cc05f3de78d"`
[INFO] [stderr]    Compiling bytecount v0.5.1
[INFO] [stderr]    Compiling lexical-core v0.4.3
[INFO] [stderr]    Compiling lexical v2.2.2
[INFO] [stderr]    Compiling data_reader v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.72s
[INFO] running `"docker" "inspect" "122e3f08e52be742e7623a037bbfc157cd3cf7437706debcd02d7cc05f3de78d"`
[INFO] running `"docker" "rm" "-f" "122e3f08e52be742e7623a037bbfc157cd3cf7437706debcd02d7cc05f3de78d"`
[INFO] [stdout] 122e3f08e52be742e7623a037bbfc157cd3cf7437706debcd02d7cc05f3de78d
[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/data_reader/0.3.0:/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] 9667e3184d9c4cf2d5e25aa9b2fe688cdf9e8bc1891c75bcc1658d2a19b9de7a
[INFO] running `"docker" "start" "-a" "9667e3184d9c4cf2d5e25aa9b2fe688cdf9e8bc1891c75bcc1658d2a19b9de7a"`
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling data_reader v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.01s
[INFO] running `"docker" "inspect" "9667e3184d9c4cf2d5e25aa9b2fe688cdf9e8bc1891c75bcc1658d2a19b9de7a"`
[INFO] running `"docker" "rm" "-f" "9667e3184d9c4cf2d5e25aa9b2fe688cdf9e8bc1891c75bcc1658d2a19b9de7a"`
[INFO] [stdout] 9667e3184d9c4cf2d5e25aa9b2fe688cdf9e8bc1891c75bcc1658d2a19b9de7a
[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/data_reader/0.3.0:/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] d8e0e1d34837b2b6f8039ef1a61dfe7d9efa0b8eb2aaf428bfb54d5899451944
[INFO] running `"docker" "start" "-a" "d8e0e1d34837b2b6f8039ef1a61dfe7d9efa0b8eb2aaf428bfb54d5899451944"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/data_reader-ee232973d4af4bb4
[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 data_reader
[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" "d8e0e1d34837b2b6f8039ef1a61dfe7d9efa0b8eb2aaf428bfb54d5899451944"`
[INFO] running `"docker" "rm" "-f" "d8e0e1d34837b2b6f8039ef1a61dfe7d9efa0b8eb2aaf428bfb54d5899451944"`
[INFO] [stdout] d8e0e1d34837b2b6f8039ef1a61dfe7d9efa0b8eb2aaf428bfb54d5899451944