[INFO] updating cached repository Sanqui/tilde_plays
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Sanqui/tilde_plays
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Sanqui/tilde_plays" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Sanqui/tilde_plays"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Sanqui/tilde_plays'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Sanqui/tilde_plays" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Sanqui/tilde_plays"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Sanqui/tilde_plays'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3f2eb492b3787151fbe9f8ebd2b44fdb64cbd4f9
[INFO] sha for GitHub repo Sanqui/tilde_plays: 3f2eb492b3787151fbe9f8ebd2b44fdb64cbd4f9
[INFO] validating manifest of Sanqui/tilde_plays on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Sanqui/tilde_plays on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Sanqui/tilde_plays
[INFO] finished frobbing Sanqui/tilde_plays
[INFO] frobbed toml for Sanqui/tilde_plays written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Sanqui/tilde_plays/Cargo.toml
[INFO] started frobbing Sanqui/tilde_plays
[INFO] finished frobbing Sanqui/tilde_plays
[INFO] frobbed toml for Sanqui/tilde_plays written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Sanqui/tilde_plays/Cargo.toml
[INFO] crate Sanqui/tilde_plays already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Sanqui/tilde_plays/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Sanqui/tilde_plays against try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-4/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Sanqui/tilde_plays:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 30281633d3477eeb4051600c82c35d708463ca5495fd3cb388632e2749fe3871
[INFO] running `"docker" "start" "-a" "30281633d3477eeb4051600c82c35d708463ca5495fd3cb388632e2749fe3871"`
[INFO] [stderr]     Checking tilde_plays v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/bin/manager.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::str;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/bin/manager.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::str;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `buttons` is never read
[INFO] [stderr]   --> src/bin/client.rs:91:13
[INFO] [stderr]    |
[INFO] [stderr] 91 |     let mut buttons = 0;
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Start`
[INFO] [stderr]   --> src/bin/client.rs:19:11
[INFO] [stderr]    |
[INFO] [stderr] 19 |     A, B, Start, Select,
[INFO] [stderr]    |           ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Select`
[INFO] [stderr]   --> src/bin/client.rs:19:18
[INFO] [stderr]    |
[INFO] [stderr] 19 |     A, B, Start, Select,
[INFO] [stderr]    |                  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Up`
[INFO] [stderr]   --> src/bin/client.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Up, Down, Left, Right
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Down`
[INFO] [stderr]   --> src/bin/client.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Up, Down, Left, Right
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Left`
[INFO] [stderr]   --> src/bin/client.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Up, Down, Left, Right
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Right`
[INFO] [stderr]   --> src/bin/client.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Up, Down, Left, Right
[INFO] [stderr]    |                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `buttons` is never read
[INFO] [stderr]   --> src/bin/client.rs:91:13
[INFO] [stderr]    |
[INFO] [stderr] 91 |     let mut buttons = 0;
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] error[E0596]: cannot borrow field `client.stream` of immutable binding as mutable
[INFO] [stderr]    --> src/bin/manager.rs:202:19
[INFO] [stderr]     |
[INFO] [stderr] 202 |             match client.stream.write_u32::<BigEndian>(frame)
[INFO] [stderr]     |                   ^^^^^^^^^^^^^ cannot mutably borrow field of immutable binding
[INFO] [stderr] 
[INFO] [stderr] error[E0596]: cannot borrow field `client.stream` of immutable binding as mutable
[INFO] [stderr]    --> src/bin/manager.rs:203:32
[INFO] [stderr]     |
[INFO] [stderr] 203 |                 .and_then(|()| client.stream.write_u32::<BigEndian>(screen_bytes.len() as u32))
[INFO] [stderr]     |                                ^^^^^^^^^^^^^ cannot mutably borrow field of immutable binding
[INFO] [stderr] 
[INFO] [stderr] error[E0596]: cannot borrow field `client.stream` of immutable binding as mutable
[INFO] [stderr]    --> src/bin/manager.rs:204:32
[INFO] [stderr]     |
[INFO] [stderr] 204 |                 .and_then(|()| client.stream.write(&screen_bytes)) {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^ cannot mutably borrow field of immutable binding
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0596`.
[INFO] [stderr] warning: variant is never constructed: `Start`
[INFO] [stderr]   --> src/bin/client.rs:19:11
[INFO] [stderr]    |
[INFO] [stderr] 19 |     A, B, Start, Select,
[INFO] [stderr]    |           ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Select`
[INFO] [stderr]   --> src/bin/client.rs:19:18
[INFO] [stderr]    |
[INFO] [stderr] 19 |     A, B, Start, Select,
[INFO] [stderr]    |                  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Up`
[INFO] [stderr]   --> src/bin/client.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Up, Down, Left, Right
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Down`
[INFO] [stderr]   --> src/bin/client.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Up, Down, Left, Right
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Left`
[INFO] [stderr]   --> src/bin/client.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Up, Down, Left, Right
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Right`
[INFO] [stderr]   --> src/bin/client.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Up, Down, Left, Right
[INFO] [stderr]    |                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `tilde_plays`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0596]: cannot borrow field `client.stream` of immutable binding as mutable
[INFO] [stderr]    --> src/bin/manager.rs:202:19
[INFO] [stderr]     |
[INFO] [stderr] 202 |             match client.stream.write_u32::<BigEndian>(frame)
[INFO] [stderr]     |                   ^^^^^^^^^^^^^ cannot mutably borrow field of immutable binding
[INFO] [stderr] 
[INFO] [stderr] error[E0596]: cannot borrow field `client.stream` of immutable binding as mutable
[INFO] [stderr]    --> src/bin/manager.rs:203:32
[INFO] [stderr]     |
[INFO] [stderr] 203 |                 .and_then(|()| client.stream.write_u32::<BigEndian>(screen_bytes.len() as u32))
[INFO] [stderr]     |                                ^^^^^^^^^^^^^ cannot mutably borrow field of immutable binding
[INFO] [stderr] 
[INFO] [stderr] error[E0596]: cannot borrow field `client.stream` of immutable binding as mutable
[INFO] [stderr]    --> src/bin/manager.rs:204:32
[INFO] [stderr]     |
[INFO] [stderr] 204 |                 .and_then(|()| client.stream.write(&screen_bytes)) {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^ cannot mutably borrow field of immutable binding
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0596`.
[INFO] [stderr] error: Could not compile `tilde_plays`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "30281633d3477eeb4051600c82c35d708463ca5495fd3cb388632e2749fe3871"`
[INFO] running `"docker" "rm" "-f" "30281633d3477eeb4051600c82c35d708463ca5495fd3cb388632e2749fe3871"`
[INFO] [stdout] 30281633d3477eeb4051600c82c35d708463ca5495fd3cb388632e2749fe3871