[INFO] updating cached repository backuitist/smart-runner
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/backuitist/smart-runner
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/backuitist/smart-runner" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/backuitist/smart-runner"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/backuitist/smart-runner'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/backuitist/smart-runner" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/backuitist/smart-runner"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/backuitist/smart-runner'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9150032d7fd5f699664c5b8a3f92ded0729e4d6d
[INFO] sha for GitHub repo backuitist/smart-runner: 9150032d7fd5f699664c5b8a3f92ded0729e4d6d
[INFO] validating manifest of backuitist/smart-runner on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of backuitist/smart-runner on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing backuitist/smart-runner
[INFO] finished frobbing backuitist/smart-runner
[INFO] frobbed toml for backuitist/smart-runner written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/backuitist/smart-runner/Cargo.toml
[INFO] started frobbing backuitist/smart-runner
[INFO] finished frobbing backuitist/smart-runner
[INFO] frobbed toml for backuitist/smart-runner written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/backuitist/smart-runner/Cargo.toml
[INFO] crate backuitist/smart-runner already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking backuitist/smart-runner against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-3/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/backuitist/smart-runner:/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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] de4166299364d36b052086ab582c1504ca25202cd58db854e72d7687b1c9d796
[INFO] running `"docker" "start" "-a" "de4166299364d36b052086ab582c1504ca25202cd58db854e72d7687b1c9d796"`
[INFO] [stderr]     Checking itertools v0.7.6
[INFO] [stderr]     Checking regex v0.2.5
[INFO] [stderr]     Checking hamcrest v0.1.5
[INFO] [stderr]     Checking smart-runner v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/screen.rs:13:47
[INFO] [stderr]    |
[INFO] [stderr] 13 | type Result<T> = ::std::result::Result<T, 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/command.rs:7:47
[INFO] [stderr]   |
[INFO] [stderr] 7 | type Result<T> = ::std::result::Result<T, Box<::std::error::Error>>;
[INFO] [stderr]   |                                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Placeholders`
[INFO] [stderr]  --> src/suggestion.rs:3:34
[INFO] [stderr]   |
[INFO] [stderr] 3 | use command::{Command, Commands, Placeholders};
[INFO] [stderr]   |                                  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:22:45
[INFO] [stderr]    |
[INFO] [stderr] 22 | type Result<T> = std::result::Result<T, Box<std::error::Error>>;
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/screen.rs:242:5
[INFO] [stderr]     |
[INFO] [stderr] 242 |     write!(colorized, "{}{}{}", color::Fg(color), msg, color::Fg(color::Reset));
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/screen.rs:13:47
[INFO] [stderr]    |
[INFO] [stderr] 13 | type Result<T> = ::std::result::Result<T, 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/command.rs:7:47
[INFO] [stderr]   |
[INFO] [stderr] 7 | type Result<T> = ::std::result::Result<T, Box<::std::error::Error>>;
[INFO] [stderr]   |                                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:22:45
[INFO] [stderr]    |
[INFO] [stderr] 22 | type Result<T> = std::result::Result<T, Box<std::error::Error>>;
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/screen.rs:242:5
[INFO] [stderr]     |
[INFO] [stderr] 242 |     write!(colorized, "{}{}{}", color::Fg(color), msg, color::Fg(color::Reset));
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.47s
[INFO] running `"docker" "inspect" "de4166299364d36b052086ab582c1504ca25202cd58db854e72d7687b1c9d796"`
[INFO] running `"docker" "rm" "-f" "de4166299364d36b052086ab582c1504ca25202cd58db854e72d7687b1c9d796"`
[INFO] [stdout] de4166299364d36b052086ab582c1504ca25202cd58db854e72d7687b1c9d796