[INFO] updating cached repository 6A/lesspass.rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/6A/lesspass.rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/6A/lesspass.rs" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/6A/lesspass.rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/6A/lesspass.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/6A/lesspass.rs" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/6A/lesspass.rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/6A/lesspass.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0d4e4dc58facf17015f90a4a65738fb18485e3cd
[INFO] sha for GitHub repo 6A/lesspass.rs: 0d4e4dc58facf17015f90a4a65738fb18485e3cd
[INFO] validating manifest of 6A/lesspass.rs on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of 6A/lesspass.rs on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing 6A/lesspass.rs
[INFO] finished frobbing 6A/lesspass.rs
[INFO] frobbed toml for 6A/lesspass.rs written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/6A/lesspass.rs/Cargo.toml
[INFO] started frobbing 6A/lesspass.rs
[INFO] finished frobbing 6A/lesspass.rs
[INFO] frobbed toml for 6A/lesspass.rs written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/6A/lesspass.rs/Cargo.toml
[INFO] crate 6A/lesspass.rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking 6A/lesspass.rs against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-0/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/6A/lesspass.rs:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e29dc770b2b19515b8e190fcef02e89ecd5e86d655eff28e99c03e9ebbfcafa2
[INFO] running `"docker" "start" "-a" "e29dc770b2b19515b8e190fcef02e89ecd5e86d655eff28e99c03e9ebbfcafa2"`
[INFO] [stderr]     Checking ring v0.13.2
[INFO] [stderr]    Compiling syn v0.15.9
[INFO] [stderr]     Checking num-bigint v0.2.0
[INFO] [stderr]    Compiling structopt-derive v0.2.12
[INFO] [stderr]     Checking structopt v0.2.12
[INFO] [stderr]     Checking lesspass v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: associated constant `Uppercase` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:19:15
[INFO] [stderr]    |
[INFO] [stderr] 19 |         const Uppercase = 0b0001;
[INFO] [stderr]    |               ^^^^^^^^^ help: convert the identifier to upper case: `UPPERCASE`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant `Lowercase` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 |         const Lowercase = 0b0010;
[INFO] [stderr]    |               ^^^^^^^^^ help: convert the identifier to upper case: `LOWERCASE`
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant `Numbers` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:21:15
[INFO] [stderr]    |
[INFO] [stderr] 21 |         const Numbers   = 0b0100;
[INFO] [stderr]    |               ^^^^^^^ help: convert the identifier to upper case: `NUMBERS`
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant `Symbols` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:22:15
[INFO] [stderr]    |
[INFO] [stderr] 22 |         const Symbols   = 0b1000;
[INFO] [stderr]    |               ^^^^^^^ help: convert the identifier to upper case: `SYMBOLS`
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant `Letters` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:24:15
[INFO] [stderr]    |
[INFO] [stderr] 24 |         const Letters   = Self::Uppercase.bits | Self::Lowercase.bits;
[INFO] [stderr]    |               ^^^^^^^ help: convert the identifier to upper case: `LETTERS`
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant `All` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:25:15
[INFO] [stderr]    |
[INFO] [stderr] 25 |         const All       = Self::Letters.bits | Self::Numbers.bits | Self::Symbols.bits;
[INFO] [stderr]    |               ^^^ help: convert the identifier to upper case: `ALL`
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant `Uppercase` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:19:15
[INFO] [stderr]    |
[INFO] [stderr] 19 |         const Uppercase = 0b0001;
[INFO] [stderr]    |               ^^^^^^^^^ help: convert the identifier to upper case: `UPPERCASE`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant `Lowercase` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 |         const Lowercase = 0b0010;
[INFO] [stderr]    |               ^^^^^^^^^ help: convert the identifier to upper case: `LOWERCASE`
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant `Numbers` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:21:15
[INFO] [stderr]    |
[INFO] [stderr] 21 |         const Numbers   = 0b0100;
[INFO] [stderr]    |               ^^^^^^^ help: convert the identifier to upper case: `NUMBERS`
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant `Symbols` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:22:15
[INFO] [stderr]    |
[INFO] [stderr] 22 |         const Symbols   = 0b1000;
[INFO] [stderr]    |               ^^^^^^^ help: convert the identifier to upper case: `SYMBOLS`
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant `Letters` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:24:15
[INFO] [stderr]    |
[INFO] [stderr] 24 |         const Letters   = Self::Uppercase.bits | Self::Lowercase.bits;
[INFO] [stderr]    |               ^^^^^^^ help: convert the identifier to upper case: `LETTERS`
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant `All` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:25:15
[INFO] [stderr]    |
[INFO] [stderr] 25 |         const All       = Self::Letters.bits | Self::Numbers.bits | Self::Symbols.bits;
[INFO] [stderr]    |               ^^^ help: convert the identifier to upper case: `ALL`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:230:43
[INFO] [stderr]     |
[INFO] [stderr] 230 | fn print_buffer_hex(buf: &[u8], out: &mut Write) -> Result<(), &'static str> {
[INFO] [stderr]     |                                           ^^^^^ help: use `dyn`: `dyn Write`
[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:230:43
[INFO] [stderr]     |
[INFO] [stderr] 230 | fn print_buffer_hex(buf: &[u8], out: &mut Write) -> Result<(), &'static str> {
[INFO] [stderr]     |                                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.25s
[INFO] running `"docker" "inspect" "e29dc770b2b19515b8e190fcef02e89ecd5e86d655eff28e99c03e9ebbfcafa2"`
[INFO] running `"docker" "rm" "-f" "e29dc770b2b19515b8e190fcef02e89ecd5e86d655eff28e99c03e9ebbfcafa2"`
[INFO] [stdout] e29dc770b2b19515b8e190fcef02e89ecd5e86d655eff28e99c03e9ebbfcafa2