[INFO] cloning repository https://github.com/andylokandy/typed-type-exercise-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andylokandy/typed-type-exercise-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandylokandy%2Ftyped-type-exercise-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandylokandy%2Ftyped-type-exercise-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b30c50012774ce1aafa675cc53cea0cefd03c49b
[INFO] checking andylokandy/typed-type-exercise-in-rust against try#163937523761cc0def32f1ba9ed63fdf65ad3478 for pr-156749
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandylokandy%2Ftyped-type-exercise-in-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/andylokandy/typed-type-exercise-in-rust
[INFO] finished tweaking git repo https://github.com/andylokandy/typed-type-exercise-in-rust
[INFO] tweaked toml for git repo https://github.com/andylokandy/typed-type-exercise-in-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andylokandy/typed-type-exercise-in-rust on toolchain 163937523761cc0def32f1ba9ed63fdf65ad3478
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andylokandy/typed-type-exercise-in-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking andylokandy/typed-type-exercise-in-rust against try#163937523761cc0def32f1ba9ed63fdf65ad3478 for pr-156749
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandylokandy%2Ftyped-type-exercise-in-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/andylokandy/typed-type-exercise-in-rust
[INFO] finished tweaking git repo https://github.com/andylokandy/typed-type-exercise-in-rust
[INFO] tweaked toml for git repo https://github.com/andylokandy/typed-type-exercise-in-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andylokandy/typed-type-exercise-in-rust on toolchain 163937523761cc0def32f1ba9ed63fdf65ad3478
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andylokandy/typed-type-exercise-in-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking andylokandy/typed-type-exercise-in-rust against try#163937523761cc0def32f1ba9ed63fdf65ad3478 for pr-156749
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandylokandy%2Ftyped-type-exercise-in-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/andylokandy/typed-type-exercise-in-rust
[INFO] finished tweaking git repo https://github.com/andylokandy/typed-type-exercise-in-rust
[INFO] tweaked toml for git repo https://github.com/andylokandy/typed-type-exercise-in-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andylokandy/typed-type-exercise-in-rust on toolchain 163937523761cc0def32f1ba9ed63fdf65ad3478
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andylokandy/typed-type-exercise-in-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking andylokandy/typed-type-exercise-in-rust against try#163937523761cc0def32f1ba9ed63fdf65ad3478 for pr-156749
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandylokandy%2Ftyped-type-exercise-in-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/andylokandy/typed-type-exercise-in-rust
[INFO] finished tweaking git repo https://github.com/andylokandy/typed-type-exercise-in-rust
[INFO] tweaked toml for git repo https://github.com/andylokandy/typed-type-exercise-in-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andylokandy/typed-type-exercise-in-rust on toolchain 163937523761cc0def32f1ba9ed63fdf65ad3478
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andylokandy/typed-type-exercise-in-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking andylokandy/typed-type-exercise-in-rust against try#163937523761cc0def32f1ba9ed63fdf65ad3478 for pr-156749
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandylokandy%2Ftyped-type-exercise-in-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/andylokandy/typed-type-exercise-in-rust
[INFO] finished tweaking git repo https://github.com/andylokandy/typed-type-exercise-in-rust
[INFO] tweaked toml for git repo https://github.com/andylokandy/typed-type-exercise-in-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andylokandy/typed-type-exercise-in-rust on toolchain 163937523761cc0def32f1ba9ed63fdf65ad3478
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andylokandy/typed-type-exercise-in-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_syscall v0.2.13
[INFO] [stderr]   Downloaded remove_dir_all v0.5.3
[INFO] [stderr]   Downloaded tempfile v3.3.0
[INFO] [stderr]   Downloaded goldenfile v1.4.3
[INFO] [stderr]   Downloaded terminal_size v0.1.17
[INFO] [stderr]   Downloaded enum-as-inner v0.4.0
[INFO] [stderr]   Downloaded either v1.7.0
[INFO] [stderr]   Downloaded semver v1.0.9
[INFO] [stderr]   Downloaded fastrand v1.7.0
[INFO] [stderr]   Downloaded instant v0.1.12
[INFO] [stderr]   Downloaded rustc_version v0.4.0
[INFO] [stderr]   Downloaded hash_hasher v2.0.3
[INFO] [stderr]   Downloaded enum-ordinalize v3.1.11
[INFO] [stderr]   Downloaded console v0.15.0
[INFO] [stderr]   Downloaded once_cell v1.12.0
[INFO] [stderr]   Downloaded quote v1.0.18
[INFO] [stderr]   Downloaded simdutf8 v0.1.4
[INFO] [stderr]   Downloaded bytemuck_derive v1.1.0
[INFO] [stderr]   Downloaded unicode-ident v1.0.0
[INFO] [stderr]   Downloaded bytemuck v1.10.0
[INFO] [stderr]   Downloaded similar v2.1.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.39
[INFO] [stderr]   Downloaded educe v0.4.19
[INFO] [stderr]   Downloaded encode_unicode v0.3.6
[INFO] [stderr]   Downloaded memchr v2.5.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.9.0
[INFO] [stderr]   Downloaded chrono v0.4.19
[INFO] [stderr]   Downloaded syn v1.0.95
[INFO] [stderr]   Downloaded bstr v0.2.17
[INFO] [stderr]   Downloaded libc v0.2.126
[INFO] [stderr]   Downloaded arrow2 v0.12.0
[INFO] [stderr]   Downloaded similar-asserts v1.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c445cc9aff2400ff001fc8a1055a480dc87ba0faef3cbc1fb4bf82a0921e8c35
[INFO] running `Command { std: "docker" "start" "c445cc9aff2400ff001fc8a1055a480dc87ba0faef3cbc1fb4bf82a0921e8c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c445cc9aff2400ff001fc8a1055a480dc87ba0faef3cbc1fb4bf82a0921e8c35" "/opt/rustwide/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c445cc9aff2400ff001fc8a1055a480dc87ba0faef3cbc1fb4bf82a0921e8c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c445cc9aff2400ff001fc8a1055a480dc87ba0faef3cbc1fb4bf82a0921e8c35" "/opt/rustwide/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking simdutf8 v0.1.4
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]     Checking hash_hasher v2.0.3
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking console v0.15.0
[INFO] [stderr]     Checking similar v2.1.0
[INFO] [stderr]     Checking similar-asserts v1.2.0
[INFO] [stderr]     Checking goldenfile v1.4.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling bytemuck_derive v1.1.0
[INFO] [stderr]    Compiling enum-ordinalize v3.1.11
[INFO] [stderr]    Compiling enum-as-inner v0.4.0
[INFO] [stderr]    Compiling educe v0.4.19
[INFO] [stderr]     Checking bytemuck v1.10.0
[INFO] [stderr]     Checking arrow2 v0.12.0
[INFO] [stderr]     Checking typed-type-exercise v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/main.rs:613:37
[INFO] [stdout]     |
[INFO] [stdout] 613 |             Some(DataType::Nullable(box DataType::Tuple(tys))) => tys,
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/main.rs:633:29
[INFO] [stdout]     |
[INFO] [stdout] 633 |                     column: box Column::Tuple { fields, .. },
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/main.rs:613:37
[INFO] [stdout]     |
[INFO] [stdout] 613 |             Some(DataType::Nullable(box DataType::Tuple(tys))) => tys,
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/main.rs:633:29
[INFO] [stdout]     |
[INFO] [stdout] 633 |                     column: box Column::Tuple { fields, .. },
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(box_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in CURRENT_RUSTC_VERSION
[INFO] [stdout]   = note: superseded by `deref_patterns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(box_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in CURRENT_RUSTC_VERSION
[INFO] [stdout]   = note: superseded by `deref_patterns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/type_check.rs:118:32
[INFO] [stdout]     |
[INFO] [stdout] 118 |             DataType::Nullable(box ty) => Some(DataType::Nullable(Box::new(self.apply(ty)?))),
[INFO] [stdout]     |                                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/type_check.rs:119:29
[INFO] [stdout]     |
[INFO] [stdout] 119 |             DataType::Array(box ty) => Some(DataType::Array(Box::new(self.apply(ty)?))),
[INFO] [stdout]     |                             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/type_check.rs:118:32
[INFO] [stdout]     |
[INFO] [stdout] 118 |             DataType::Nullable(box ty) => Some(DataType::Nullable(Box::new(self.apply(ty)?))),
[INFO] [stdout]     |                                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/type_check.rs:119:29
[INFO] [stdout]     |
[INFO] [stdout] 119 |             DataType::Array(box ty) => Some(DataType::Array(Box::new(self.apply(ty)?))),
[INFO] [stdout]     |                             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/type_check.rs:244:29
[INFO] [stdout]     |
[INFO] [stdout] 244 |         (DataType::Nullable(box ty1), DataType::Nullable(box ty2))
[INFO] [stdout]     |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/type_check.rs:244:58
[INFO] [stdout]     |
[INFO] [stdout] 244 |         (DataType::Nullable(box ty1), DataType::Nullable(box ty2))
[INFO] [stdout]     |                                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/type_check.rs:245:31
[INFO] [stdout]     |
[INFO] [stdout] 245 |         | (DataType::Nullable(box ty1), ty2)
[INFO] [stdout]     |                               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/type_check.rs:246:36
[INFO] [stdout]     |
[INFO] [stdout] 246 |         | (ty1, DataType::Nullable(box ty2)) => {
[INFO] [stdout]     |                                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/type_check.rs:244:29
[INFO] [stdout]     |
[INFO] [stdout] 244 |         (DataType::Nullable(box ty1), DataType::Nullable(box ty2))
[INFO] [stdout]     |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/type_check.rs:251:26
[INFO] [stdout]     |
[INFO] [stdout] 251 |         (DataType::Array(box ty1), DataType::Array(box ty2)) => {
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/type_check.rs:244:58
[INFO] [stdout]     |
[INFO] [stdout] 244 |         (DataType::Nullable(box ty1), DataType::Nullable(box ty2))
[INFO] [stdout]     |                                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/type_check.rs:251:52
[INFO] [stdout]     |
[INFO] [stdout] 251 |         (DataType::Array(box ty1), DataType::Array(box ty2)) => {
[INFO] [stdout]     |                                                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/type_check.rs:245:31
[INFO] [stdout]     |
[INFO] [stdout] 245 |         | (DataType::Nullable(box ty1), ty2)
[INFO] [stdout]     |                               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/type_check.rs:246:36
[INFO] [stdout]     |
[INFO] [stdout] 246 |         | (ty1, DataType::Nullable(box ty2)) => {
[INFO] [stdout]     |                                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/type_check.rs:251:26
[INFO] [stdout]     |
[INFO] [stdout] 251 |         (DataType::Array(box ty1), DataType::Array(box ty2)) => {
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]    --> src/type_check.rs:251:52
[INFO] [stdout]     |
[INFO] [stdout] 251 |         (DataType::Array(box ty1), DataType::Array(box ty2)) => {
[INFO] [stdout]     |                                                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0408]: variable `ty2` is not bound in all patterns
[INFO] [stdout]    --> src/type_check.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |         (DataType::Nullable(box ty1), DataType::Nullable(box ty2))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ pattern doesn't bind `ty2`
[INFO] [stdout] 245 |         | (DataType::Nullable(box ty1), ty2)
[INFO] [stdout]     |                                         --- variable not in all patterns
[INFO] [stdout] 246 |         | (ty1, DataType::Nullable(box ty2)) => {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ pattern doesn't bind `ty2`
[INFO] [stdout]     |
[INFO] [stdout] help: you might have meant to use the similarly named previously used binding `ty1`
[INFO] [stdout]     |
[INFO] [stdout] 245 -         | (DataType::Nullable(box ty1), ty2)
[INFO] [stdout] 245 +         | (DataType::Nullable(box ty1), ty1)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0408]: variable `ty1` is not bound in all patterns
[INFO] [stdout]    --> src/type_check.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |         (DataType::Nullable(box ty1), DataType::Nullable(box ty2))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ pattern doesn't bind `ty1`
[INFO] [stdout] 245 |         | (DataType::Nullable(box ty1), ty2)
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ pattern doesn't bind `ty1`
[INFO] [stdout] 246 |         | (ty1, DataType::Nullable(box ty2)) => {
[INFO] [stdout]     |            --- variable not in all patterns
[INFO] [stdout]     |
[INFO] [stdout] help: you might have meant to use the similarly named previously used binding `ty2`
[INFO] [stdout]     |
[INFO] [stdout] 246 -         | (ty1, DataType::Nullable(box ty2)) => {
[INFO] [stdout] 246 +         | (ty2, DataType::Nullable(box ty2)) => {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0408]: variable `ty2` is not bound in all patterns
[INFO] [stdout]    --> src/type_check.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |         (DataType::Nullable(box ty1), DataType::Nullable(box ty2))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ pattern doesn't bind `ty2`
[INFO] [stdout] 245 |         | (DataType::Nullable(box ty1), ty2)
[INFO] [stdout]     |                                         --- variable not in all patterns
[INFO] [stdout] 246 |         | (ty1, DataType::Nullable(box ty2)) => {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ pattern doesn't bind `ty2`
[INFO] [stdout]     |
[INFO] [stdout] help: you might have meant to use the similarly named previously used binding `ty1`
[INFO] [stdout]     |
[INFO] [stdout] 245 -         | (DataType::Nullable(box ty1), ty2)
[INFO] [stdout] 245 +         | (DataType::Nullable(box ty1), ty1)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0408]: variable `ty1` is not bound in all patterns
[INFO] [stdout]    --> src/type_check.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |         (DataType::Nullable(box ty1), DataType::Nullable(box ty2))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ pattern doesn't bind `ty1`
[INFO] [stdout] 245 |         | (DataType::Nullable(box ty1), ty2)
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ pattern doesn't bind `ty1`
[INFO] [stdout] 246 |         | (ty1, DataType::Nullable(box ty2)) => {
[INFO] [stdout]     |            --- variable not in all patterns
[INFO] [stdout]     |
[INFO] [stdout] help: you might have meant to use the similarly named previously used binding `ty2`
[INFO] [stdout]     |
[INFO] [stdout] 246 -         | (ty1, DataType::Nullable(box ty2)) => {
[INFO] [stdout] 246 +         | (ty2, DataType::Nullable(box ty2)) => {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `tys` in this scope
[INFO] [stdout]    --> src/main.rs:613:67
[INFO] [stdout]     |
[INFO] [stdout] 613 |             Some(DataType::Nullable(box DataType::Tuple(tys))) => tys,
[INFO] [stdout]     |                                                                   ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `tys` in this scope
[INFO] [stdout]    --> src/main.rs:613:67
[INFO] [stdout]     |
[INFO] [stdout] 613 |             Some(DataType::Nullable(box DataType::Tuple(tys))) => tys,
[INFO] [stdout]     |                                                                   ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `fields` in this scope
[INFO] [stdout]    --> src/main.rs:636:38
[INFO] [stdout]     |
[INFO] [stdout] 636 |                     column: Box::new(fields[idx].to_owned()),
[INFO] [stdout]     |                                      ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `fields` in this scope
[INFO] [stdout]    --> src/main.rs:636:38
[INFO] [stdout]     |
[INFO] [stdout] 636 |                     column: Box::new(fields[idx].to_owned()),
[INFO] [stdout]     |                                      ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `generic_associated_types` has been stable since 1.65.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(generic_associated_types)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `generic_associated_types` has been stable since 1.65.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(generic_associated_types)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0408, E0425, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0408`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0408, E0425, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0408`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `typed-type-exercise` (bin "typed-type-exercise") due to 15 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `typed-type-exercise` (bin "typed-type-exercise" test) due to 15 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "c445cc9aff2400ff001fc8a1055a480dc87ba0faef3cbc1fb4bf82a0921e8c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c445cc9aff2400ff001fc8a1055a480dc87ba0faef3cbc1fb4bf82a0921e8c35", kill_on_drop: false }`
[INFO] [stdout] c445cc9aff2400ff001fc8a1055a480dc87ba0faef3cbc1fb4bf82a0921e8c35
