[INFO] cloning repository https://github.com/noahmpauls/advent-of-code-2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/noahmpauls/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoahmpauls%2Fadvent-of-code-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoahmpauls%2Fadvent-of-code-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed64fd876198df7e9d754609c201540e3fae6842
[INFO] checking noahmpauls/advent-of-code-2021 against try#ff47dd48ed0d02534055e0033cf766ce528f8ebc for pr-99447
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoahmpauls%2Fadvent-of-code-2021" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/noahmpauls/advent-of-code-2021 on toolchain ff47dd48ed0d02534055e0033cf766ce528f8ebc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff47dd48ed0d02534055e0033cf766ce528f8ebc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/noahmpauls/advent-of-code-2021
[INFO] finished tweaking git repo https://github.com/noahmpauls/advent-of-code-2021
[INFO] tweaked toml for git repo https://github.com/noahmpauls/advent-of-code-2021 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/noahmpauls/advent-of-code-2021 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff47dd48ed0d02534055e0033cf766ce528f8ebc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+ff47dd48ed0d02534055e0033cf766ce528f8ebc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff0749eae35f8320997af726111b4ac114e9b28a8c9ad2193c1f9051e004280a
[INFO] running `Command { std: "docker" "start" "-a" "ff0749eae35f8320997af726111b4ac114e9b28a8c9ad2193c1f9051e004280a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff0749eae35f8320997af726111b4ac114e9b28a8c9ad2193c1f9051e004280a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff0749eae35f8320997af726111b4ac114e9b28a8c9ad2193c1f9051e004280a", kill_on_drop: false }`
[INFO] [stdout] ff0749eae35f8320997af726111b4ac114e9b28a8c9ad2193c1f9051e004280a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+ff47dd48ed0d02534055e0033cf766ce528f8ebc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81aa5ea41e38844847d9c9e439ec1836d5012f0b126c8d1f840c097e9b9c8f7f
[INFO] running `Command { std: "docker" "start" "-a" "81aa5ea41e38844847d9c9e439ec1836d5012f0b126c8d1f840c097e9b9c8f7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking common v0.1.0 (/opt/rustwide/workdir/common)
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling priority-queue v1.2.1
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]     Checking snailfish v0.1.0 (/opt/rustwide/workdir/18_snailfish)
[INFO] [stderr]     Checking dumbo_octopus v0.1.0 (/opt/rustwide/workdir/11_dumbo_octopus)
[INFO] [stderr]     Checking seven_segment_search v0.1.0 (/opt/rustwide/workdir/08_seven_segment_search)
[INFO] [stderr]     Checking transparent_origami v0.1.0 (/opt/rustwide/workdir/13_transparent_origami)
[INFO] [stderr]     Checking trick_shot v0.1.0 (/opt/rustwide/workdir/17_trick_shot)
[INFO] [stderr]     Checking the_treachery_of_whales v0.1.0 (/opt/rustwide/workdir/07_the_treachery_of_whales)
[INFO] [stdout] error: unexpected token: crate
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.15.4/src/slice.rs:845:43
[INFO] [stdout]     |
[INFO] [stdout] 845 |     (@parse ::std::marker::PhantomData::<$crate::Ix0>, ::std::marker::PhantomData::<$crate::Ix0>, []) => {
[INFO] [stdout]     |                                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] note: `$$`, `$crate`, and meta-variable expressions are not allowed inside macro parameter definitions
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.15.4/src/slice.rs:845:43
[INFO] [stdout]     |
[INFO] [stdout] 845 |     (@parse ::std::marker::PhantomData::<$crate::Ix0>, ::std::marker::PhantomData::<$crate::Ix0>, []) => {
[INFO] [stdout]     |                                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected token: crate
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.15.4/src/slice.rs:845:86
[INFO] [stdout]     |
[INFO] [stdout] 845 |     (@parse ::std::marker::PhantomData::<$crate::Ix0>, ::std::marker::PhantomData::<$crate::Ix0>, []) => {
[INFO] [stdout]     |                                                                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] note: `$$`, `$crate`, and meta-variable expressions are not allowed inside macro parameter definitions
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.15.4/src/slice.rs:845:86
[INFO] [stdout]     |
[INFO] [stdout] 845 |     (@parse ::std::marker::PhantomData::<$crate::Ix0>, ::std::marker::PhantomData::<$crate::Ix0>, []) => {
[INFO] [stdout]     |                                                                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `nums_to_wires` is never read
[INFO] [stdout]  --> 08_seven_segment_search/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct SegmentDecoder {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 4 |     nums_to_wires: HashMap<u8, UnknownDigit>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking syntax_scoring v0.1.0 (/opt/rustwide/workdir/10_syntax_scoring)
[INFO] [stderr]     Checking reactor_reboot v0.1.0 (/opt/rustwide/workdir/22_reactor_reboot)
[INFO] [stderr]     Checking binary_diagnostic v0.1.0 (/opt/rustwide/workdir/03_binary_diagnostic)
[INFO] [stderr]     Checking dive v0.1.0 (/opt/rustwide/workdir/02_dive)
[INFO] [stderr]     Checking sea_cucumber v0.1.0 (/opt/rustwide/workdir/25_sea_cucumber)
[INFO] [stderr]     Checking packet_decoder v0.1.0 (/opt/rustwide/workdir/16_packet_decoder)
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ndarray` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "81aa5ea41e38844847d9c9e439ec1836d5012f0b126c8d1f840c097e9b9c8f7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81aa5ea41e38844847d9c9e439ec1836d5012f0b126c8d1f840c097e9b9c8f7f", kill_on_drop: false }`
[INFO] [stdout] 81aa5ea41e38844847d9c9e439ec1836d5012f0b126c8d1f840c097e9b9c8f7f