[INFO] updating cached repository rlupton20/retry
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rlupton20/retry
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rlupton20/retry" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/rlupton20/retry"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/rlupton20/retry'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rlupton20/retry" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/rlupton20/retry"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/rlupton20/retry'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8f3b85576fb328ab8cc88a60526d0212e911b721
[INFO] sha for GitHub repo rlupton20/retry: 8f3b85576fb328ab8cc88a60526d0212e911b721
[INFO] validating manifest of rlupton20/retry on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rlupton20/retry on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rlupton20/retry
[INFO] finished frobbing rlupton20/retry
[INFO] frobbed toml for rlupton20/retry written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/rlupton20/retry/Cargo.toml
[INFO] started frobbing rlupton20/retry
[INFO] finished frobbing rlupton20/retry
[INFO] frobbed toml for rlupton20/retry written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/rlupton20/retry/Cargo.toml
[INFO] crate rlupton20/retry already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rlupton20/retry against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-1/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/rlupton20/retry:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ed20c37625b7f5ba7f3b4ea24ff8287a6e4b03f965592c8f847b2087a4c0170c
[INFO] running `"docker" "start" "-a" "ed20c37625b7f5ba7f3b4ea24ff8287a6e4b03f965592c8f847b2087a4c0170c"`
[INFO] [stderr]    Compiling syn v0.15.7
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr]     Checking clap-verbosity-flag v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]     Checking quicli v0.3.0
[INFO] [stderr]     Checking retry v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'failure::Error::causes': please use the 'iter_chain()' method instead
[INFO] [stderr]    --> src/main.rs:106:1
[INFO] [stderr]     |
[INFO] [stderr] 106 | / main!(|args: RetryCli, log_level: verbosity| {
[INFO] [stderr] 107 | |     debug!("Got arguments: {:?}", args);
[INFO] [stderr] 108 | |
[INFO] [stderr] 109 | |     let (cmd, cmd_args) = args.command.split_at(1);
[INFO] [stderr] ...   |
[INFO] [stderr] 127 | |     }
[INFO] [stderr] 128 | | });
[INFO] [stderr]     | |___^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr]     = note: this error 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: use of deprecated item 'failure::Error::causes': please use the 'iter_chain()' method instead
[INFO] [stderr]    --> src/main.rs:106:1
[INFO] [stderr]     |
[INFO] [stderr] 106 | / main!(|args: RetryCli, log_level: verbosity| {
[INFO] [stderr] 107 | |     debug!("Got arguments: {:?}", args);
[INFO] [stderr] 108 | |
[INFO] [stderr] 109 | |     let (cmd, cmd_args) = args.command.split_at(1);
[INFO] [stderr] ...   |
[INFO] [stderr] 127 | |     }
[INFO] [stderr] 128 | | });
[INFO] [stderr]     | |___^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr]     = note: this error 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 26.45s
[INFO] running `"docker" "inspect" "ed20c37625b7f5ba7f3b4ea24ff8287a6e4b03f965592c8f847b2087a4c0170c"`
[INFO] running `"docker" "rm" "-f" "ed20c37625b7f5ba7f3b4ea24ff8287a6e4b03f965592c8f847b2087a4c0170c"`
[INFO] [stdout] ed20c37625b7f5ba7f3b4ea24ff8287a6e4b03f965592c8f847b2087a4c0170c