[INFO] updating cached repository snake-scaly/radix-conv
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/snake-scaly/radix-conv
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/snake-scaly/radix-conv" "work/ex/beta-1.38-1/sources/1.37.0/gh/snake-scaly/radix-conv"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/snake-scaly/radix-conv'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/snake-scaly/radix-conv" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/snake-scaly/radix-conv"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/snake-scaly/radix-conv'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d74e5f2753cf6123b3eafb2d36a7832ba026d3af
[INFO] sha for GitHub repo snake-scaly/radix-conv: d74e5f2753cf6123b3eafb2d36a7832ba026d3af
[INFO] validating manifest of snake-scaly/radix-conv 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 snake-scaly/radix-conv 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 snake-scaly/radix-conv
[INFO] finished frobbing snake-scaly/radix-conv
[INFO] frobbed toml for snake-scaly/radix-conv written to work/ex/beta-1.38-1/sources/1.37.0/gh/snake-scaly/radix-conv/Cargo.toml
[INFO] started frobbing snake-scaly/radix-conv
[INFO] finished frobbing snake-scaly/radix-conv
[INFO] frobbed toml for snake-scaly/radix-conv written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/snake-scaly/radix-conv/Cargo.toml
[INFO] crate snake-scaly/radix-conv already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/snake-scaly/radix-conv/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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 snake-scaly/radix-conv 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/gh/snake-scaly/radix-conv:/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] 01cebd43c1324e1698917e1466559dd849d891c5b2441e865f6e115c687ff64e
[INFO] running `"docker" "start" "-a" "01cebd43c1324e1698917e1466559dd849d891c5b2441e865f6e115c687ff64e"`
[INFO] [stderr]    Compiling conv v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `"docker" "inspect" "01cebd43c1324e1698917e1466559dd849d891c5b2441e865f6e115c687ff64e"`
[INFO] running `"docker" "rm" "-f" "01cebd43c1324e1698917e1466559dd849d891c5b2441e865f6e115c687ff64e"`
[INFO] [stdout] 01cebd43c1324e1698917e1466559dd849d891c5b2441e865f6e115c687ff64e
[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/gh/snake-scaly/radix-conv:/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] 8e6129ae1e6e7300d58faf1d162939d2908c5e91c703975705dc8c7b995ef702
[INFO] running `"docker" "start" "-a" "8e6129ae1e6e7300d58faf1d162939d2908c5e91c703975705dc8c7b995ef702"`
[INFO] [stderr]    Compiling conv v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `num::BigInt`
[INFO] [stderr]    --> src/convtable.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 |     use num::BigInt;
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `"docker" "inspect" "8e6129ae1e6e7300d58faf1d162939d2908c5e91c703975705dc8c7b995ef702"`
[INFO] running `"docker" "rm" "-f" "8e6129ae1e6e7300d58faf1d162939d2908c5e91c703975705dc8c7b995ef702"`
[INFO] [stdout] 8e6129ae1e6e7300d58faf1d162939d2908c5e91c703975705dc8c7b995ef702
[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/gh/snake-scaly/radix-conv:/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] 88fa3d25d48fd50e6e4f1c77f31631f8ff3934865a7d2e44e1f0d77c0a99c7a3
[INFO] running `"docker" "start" "-a" "88fa3d25d48fd50e6e4f1c77f31631f8ff3934865a7d2e44e1f0d77c0a99c7a3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/conv-8d0206cbd521e28d
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test convtable::tests::format_negative_bin ... ok
[INFO] [stdout] test convtable::tests::format_negative_hex ... ok
[INFO] [stdout] test convtable::tests::format_positive_bin ... ok
[INFO] [stdout] test convtable::tests::format_positive_hex ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "88fa3d25d48fd50e6e4f1c77f31631f8ff3934865a7d2e44e1f0d77c0a99c7a3"`
[INFO] running `"docker" "rm" "-f" "88fa3d25d48fd50e6e4f1c77f31631f8ff3934865a7d2e44e1f0d77c0a99c7a3"`
[INFO] [stdout] 88fa3d25d48fd50e6e4f1c77f31631f8ff3934865a7d2e44e1f0d77c0a99c7a3