[INFO] updating cached repository https://github.com/mister-spock/vigenere
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 11f92f8d37dc9c8ac5ba0b1eb6d08a5ede9675ab
[INFO] checking mister-spock/vigenere against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmister-spock%2Fvigenere" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mister-spock/vigenere on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mister-spock/vigenere
[INFO] finished tweaking git repo https://github.com/mister-spock/vigenere
[INFO] tweaked toml for git repo https://github.com/mister-spock/vigenere written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mister-spock/vigenere already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7bd5f8faa9afdf33d5a8c324f3fe7a7ff13e40d63124a94b1f42aa6856c5b0f3
[INFO] running `"docker" "start" "-a" "7bd5f8faa9afdf33d5a8c324f3fe7a7ff13e40d63124a94b1f42aa6856c5b0f3"`
[INFO] [stderr]     Checking vigenere v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:58:41
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn get_source(matches: &Matches) -> Box<io::Read> {
[INFO] [stderr]    |                                         ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[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:60:46
[INFO] [stderr]    |
[INFO] [stderr] 60 |         None => Box::new(io::stdin()) as Box<io::Read>,
[INFO] [stderr]    |                                              ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:61:93
[INFO] [stderr]    |
[INFO] [stderr] 61 |         Some(path) => Box::new(File::open(path).expect("Failed to open input file")) as Box<io::Read>,
[INFO] [stderr]    |                                                                                             ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:67:39
[INFO] [stderr]    |
[INFO] [stderr] 67 | fn get_sink(matches: &Matches) -> Box<io::Write> {
[INFO] [stderr]    |                                       ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:69:47
[INFO] [stderr]    |
[INFO] [stderr] 69 |         None => Box::new(io::stdout()) as Box<io::Write>,
[INFO] [stderr]    |                                               ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:70:96
[INFO] [stderr]    |
[INFO] [stderr] 70 |         Some(path) => Box::new(File::create(path).expect("Failed to open output file")) as Box<io::Write>,
[INFO] [stderr]    |                                                                                                ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:58:41
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn get_source(matches: &Matches) -> Box<io::Read> {
[INFO] [stderr]    |                                         ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[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:60:46
[INFO] [stderr]    |
[INFO] [stderr] 60 |         None => Box::new(io::stdin()) as Box<io::Read>,
[INFO] [stderr]    |                                              ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:61:93
[INFO] [stderr]    |
[INFO] [stderr] 61 |         Some(path) => Box::new(File::open(path).expect("Failed to open input file")) as Box<io::Read>,
[INFO] [stderr]    |                                                                                             ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:67:39
[INFO] [stderr]    |
[INFO] [stderr] 67 | fn get_sink(matches: &Matches) -> Box<io::Write> {
[INFO] [stderr]    |                                       ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:69:47
[INFO] [stderr]    |
[INFO] [stderr] 69 |         None => Box::new(io::stdout()) as Box<io::Write>,
[INFO] [stderr]    |                                               ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:70:96
[INFO] [stderr]    |
[INFO] [stderr] 70 |         Some(path) => Box::new(File::create(path).expect("Failed to open output file")) as Box<io::Write>,
[INFO] [stderr]    |                                                                                                ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `"docker" "inspect" "7bd5f8faa9afdf33d5a8c324f3fe7a7ff13e40d63124a94b1f42aa6856c5b0f3"`
[INFO] running `"docker" "rm" "-f" "7bd5f8faa9afdf33d5a8c324f3fe7a7ff13e40d63124a94b1f42aa6856c5b0f3"`
[INFO] [stdout] 7bd5f8faa9afdf33d5a8c324f3fe7a7ff13e40d63124a94b1f42aa6856c5b0f3