[INFO] cloning repository smerrell/rust-presentation
[INFO] running `"git" "clone" "--bare" "git://github.com/smerrell/rust-presentation.git" "work/cache/sources/gh/smerrell/rust-presentation"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/smerrell/rust-presentation'...
[INFO] running `"git" "clone" "work/cache/sources/gh/smerrell/rust-presentation" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/smerrell/rust-presentation"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/smerrell/rust-presentation'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/smerrell/rust-presentation" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/smerrell/rust-presentation"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/smerrell/rust-presentation'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f9d7857aaf32aa1564d2a0470b1d5c7bf7b6ba72
[INFO] sha for GitHub repo smerrell/rust-presentation: f9d7857aaf32aa1564d2a0470b1d5c7bf7b6ba72
[INFO] validating manifest of smerrell/rust-presentation on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of smerrell/rust-presentation on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing smerrell/rust-presentation
[INFO] finished frobbing smerrell/rust-presentation
[INFO] frobbed toml for smerrell/rust-presentation written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/smerrell/rust-presentation/Cargo.toml
[INFO] started frobbing smerrell/rust-presentation
[INFO] finished frobbing smerrell/rust-presentation
[INFO] frobbed toml for smerrell/rust-presentation written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/smerrell/rust-presentation/Cargo.toml
[INFO] crate smerrell/rust-presentation already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/smerrell/rust-presentation/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking smerrell/rust-presentation against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-2/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/smerrell/rust-presentation:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 99ac13875fcf38fa3eeb8a7d709f0efdd0403c0518a3a04d644529b6a3d02b38
[INFO] running `"docker" "start" "-a" "99ac13875fcf38fa3eeb8a7d709f0efdd0403c0518a3a04d644529b6a3d02b38"`
[INFO] [stderr]     Checking playground v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/functions.rs:57:23
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn create_fn() -> Box<Fn()> {
[INFO] [stderr]    |                       ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/matching.rs:24:15
[INFO] [stderr]    |
[INFO] [stderr] 24 |         m @ 5 ... 9 => println!("five through nine! Got {}", m),
[INFO] [stderr]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/matching.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |         'a' ... 'h' => println!("early letters"),
[INFO] [stderr]    |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/matching.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |         'j' ... 'z' => println!("late letters"),
[INFO] [stderr]    |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/functions.rs:57:23
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn create_fn() -> Box<Fn()> {
[INFO] [stderr]    |                       ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/matching.rs:24:15
[INFO] [stderr]    |
[INFO] [stderr] 24 |         m @ 5 ... 9 => println!("five through nine! Got {}", m),
[INFO] [stderr]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/matching.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |         'a' ... 'h' => println!("early letters"),
[INFO] [stderr]    |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/matching.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |         'j' ... 'z' => println!("late letters"),
[INFO] [stderr]    |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "99ac13875fcf38fa3eeb8a7d709f0efdd0403c0518a3a04d644529b6a3d02b38"`
[INFO] running `"docker" "rm" "-f" "99ac13875fcf38fa3eeb8a7d709f0efdd0403c0518a3a04d644529b6a3d02b38"`
[INFO] [stdout] 99ac13875fcf38fa3eeb8a7d709f0efdd0403c0518a3a04d644529b6a3d02b38