[INFO] cloning repository https://github.com/thomaskendrick/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/thomaskendrick/advent_of_code_2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomaskendrick%2Fadvent_of_code_2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomaskendrick%2Fadvent_of_code_2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da89fce72aaaafd1f2d09d39c9d92628e25169ee
[INFO] checking thomaskendrick/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%2Fthomaskendrick%2Fadvent_of_code_2021" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thomaskendrick/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/thomaskendrick/advent_of_code_2021
[INFO] finished tweaking git repo https://github.com/thomaskendrick/advent_of_code_2021
[INFO] tweaked toml for git repo https://github.com/thomaskendrick/advent_of_code_2021 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/thomaskendrick/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 091541d8ffdabdc8f3353b9a9b30ab165d1d72bada17b35e28930ab3a1028655
[INFO] running `Command { std: "docker" "start" "-a" "091541d8ffdabdc8f3353b9a9b30ab165d1d72bada17b35e28930ab3a1028655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "091541d8ffdabdc8f3353b9a9b30ab165d1d72bada17b35e28930ab3a1028655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "091541d8ffdabdc8f3353b9a9b30ab165d1d72bada17b35e28930ab3a1028655", kill_on_drop: false }`
[INFO] [stdout] 091541d8ffdabdc8f3353b9a9b30ab165d1d72bada17b35e28930ab3a1028655
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 12e4e44eb0861a84a2576011cde68532f3b58c41bf2d0474e34e3d738bc08971
[INFO] running `Command { std: "docker" "start" "-a" "12e4e44eb0861a84a2576011cde68532f3b58c41bf2d0474e34e3d738bc08971", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking libmath v0.2.1
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking ndarray v0.15.4
[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] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ndarray` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "12e4e44eb0861a84a2576011cde68532f3b58c41bf2d0474e34e3d738bc08971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12e4e44eb0861a84a2576011cde68532f3b58c41bf2d0474e34e3d738bc08971", kill_on_drop: false }`
[INFO] [stdout] 12e4e44eb0861a84a2576011cde68532f3b58c41bf2d0474e34e3d738bc08971