[INFO] updating cached repository mgattozzi/rdb
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mgattozzi/rdb
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mgattozzi/rdb" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/mgattozzi/rdb"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/mgattozzi/rdb'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mgattozzi/rdb" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/mgattozzi/rdb"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/mgattozzi/rdb'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 53e43f614d9df208391e499dbdecfa9e7fe8be48
[INFO] sha for GitHub repo mgattozzi/rdb: 53e43f614d9df208391e499dbdecfa9e7fe8be48
[INFO] validating manifest of mgattozzi/rdb on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mgattozzi/rdb on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mgattozzi/rdb
[INFO] finished frobbing mgattozzi/rdb
[INFO] frobbed toml for mgattozzi/rdb written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/mgattozzi/rdb/Cargo.toml
[INFO] started frobbing mgattozzi/rdb
[INFO] finished frobbing mgattozzi/rdb
[INFO] frobbed toml for mgattozzi/rdb written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/mgattozzi/rdb/Cargo.toml
[INFO] crate mgattozzi/rdb already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mgattozzi/rdb against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-1/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/mgattozzi/rdb:/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=forbid" "-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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 27e71d4f78292948353f5720ea4a2fde6e0c18c5a777fdff9e0524b56d48f662
[INFO] running `"docker" "start" "-a" "27e71d4f78292948353f5720ea4a2fde6e0c18c5a777fdff9e0524b56d48f662"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]     Checking structopt v0.2.14
[INFO] [stderr]     Checking rdb_tool v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:6:18
[INFO] [stderr]   |
[INFO] [stderr] 6 | type Error = Box<std::error::Error>;
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:6:18
[INFO] [stderr]   |
[INFO] [stderr] 6 | type Error = Box<std::error::Error>;
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.11s
[INFO] running `"docker" "inspect" "27e71d4f78292948353f5720ea4a2fde6e0c18c5a777fdff9e0524b56d48f662"`
[INFO] running `"docker" "rm" "-f" "27e71d4f78292948353f5720ea4a2fde6e0c18c5a777fdff9e0524b56d48f662"`
[INFO] [stdout] 27e71d4f78292948353f5720ea4a2fde6e0c18c5a777fdff9e0524b56d48f662