[INFO] crate colorize 0.1.0 is already in cache
[INFO] extracting crate colorize 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/colorize/0.1.0
[INFO] extracting crate colorize 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/colorize/0.1.0
[INFO] validating manifest of colorize-0.1.0 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 colorize-0.1.0 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 colorize-0.1.0
[INFO] finished frobbing colorize-0.1.0
[INFO] frobbed toml for colorize-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/colorize/0.1.0/Cargo.toml
[INFO] started frobbing colorize-0.1.0
[INFO] finished frobbing colorize-0.1.0
[INFO] frobbed toml for colorize-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/colorize/0.1.0/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 colorize-0.1.0 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/colorize/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 6266125cd810dfaa3d59504222267ba72d69cc0e78986fa8f8a03f07dac8724f
[INFO] running `"docker" "start" "-a" "6266125cd810dfaa3d59504222267ba72d69cc0e78986fa8f8a03f07dac8724f"`
[INFO] [stderr] warning: path `/opt/crater/workdir/src/colorize.rs` was erroneously implicitly accepted for library `colorize`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr]    Compiling colorize v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unknown lint: `unstable`
[INFO] [stderr]   --> src/colorize.rs:56:10
[INFO] [stderr]    |
[INFO] [stderr] 56 | #![allow(unstable)]
[INFO] [stderr]    |          ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unknown_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]   --> src/colorize.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 | use std::str::FromStr;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `"docker" "inspect" "6266125cd810dfaa3d59504222267ba72d69cc0e78986fa8f8a03f07dac8724f"`
[INFO] running `"docker" "rm" "-f" "6266125cd810dfaa3d59504222267ba72d69cc0e78986fa8f8a03f07dac8724f"`
[INFO] [stdout] 6266125cd810dfaa3d59504222267ba72d69cc0e78986fa8f8a03f07dac8724f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/colorize/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d0c03e7daa85477dac90c7b17a4d089e1f6c8a3b5e3002478a64e44fb2032c48
[INFO] running `"docker" "start" "-a" "d0c03e7daa85477dac90c7b17a4d089e1f6c8a3b5e3002478a64e44fb2032c48"`
[INFO] [stderr] warning: path `/opt/crater/workdir/src/colorize.rs` was erroneously implicitly accepted for library `colorize`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr]    Compiling colorize v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unknown lint: `unstable`
[INFO] [stderr]   --> src/colorize.rs:56:10
[INFO] [stderr]    |
[INFO] [stderr] 56 | #![allow(unstable)]
[INFO] [stderr]    |          ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unknown_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]   --> src/colorize.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 | use std::str::FromStr;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "d0c03e7daa85477dac90c7b17a4d089e1f6c8a3b5e3002478a64e44fb2032c48"`
[INFO] running `"docker" "rm" "-f" "d0c03e7daa85477dac90c7b17a4d089e1f6c8a3b5e3002478a64e44fb2032c48"`
[INFO] [stdout] d0c03e7daa85477dac90c7b17a4d089e1f6c8a3b5e3002478a64e44fb2032c48
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/colorize/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 8f672b974c8f48a2fa4d3de981896603b86267ce515bd4c6b9b654375a2c8a72
[INFO] running `"docker" "start" "-a" "8f672b974c8f48a2fa4d3de981896603b86267ce515bd4c6b9b654375a2c8a72"`
[INFO] [stderr] warning: path `/opt/crater/workdir/src/colorize.rs` was erroneously implicitly accepted for library `colorize`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/colorize-d73c198680bc710b
[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]      Running /opt/crater/target/debug/deps/colorize_tests-fb71d9a19cc4401d
[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 colorize
[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" "8f672b974c8f48a2fa4d3de981896603b86267ce515bd4c6b9b654375a2c8a72"`
[INFO] running `"docker" "rm" "-f" "8f672b974c8f48a2fa4d3de981896603b86267ce515bd4c6b9b654375a2c8a72"`
[INFO] [stdout] 8f672b974c8f48a2fa4d3de981896603b86267ce515bd4c6b9b654375a2c8a72