[INFO] cloning repository https://github.com/peerkats/nn_format
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/peerkats/nn_format" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeerkats%2Fnn_format", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeerkats%2Fnn_format'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 528960d1d77232a36b16ee1b13a63629d51f6f85
[INFO] checking peerkats/nn_format against master#17ffbc81a30c094193836a5d7f90dff273b5df93 for pr-138785
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeerkats%2Fnn_format" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/peerkats/nn_format on toolchain 17ffbc81a30c094193836a5d7f90dff273b5df93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/peerkats/nn_format
[INFO] finished tweaking git repo https://github.com/peerkats/nn_format
[INFO] tweaked toml for git repo https://github.com/peerkats/nn_format written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/peerkats/nn_format 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" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c5425f959a7b573a7ea5c4526006c78fc9f1f229bdf13e16320a2eaaf1b2335
[INFO] running `Command { std: "docker" "start" "-a" "3c5425f959a7b573a7ea5c4526006c78fc9f1f229bdf13e16320a2eaaf1b2335", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c5425f959a7b573a7ea5c4526006c78fc9f1f229bdf13e16320a2eaaf1b2335", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c5425f959a7b573a7ea5c4526006c78fc9f1f229bdf13e16320a2eaaf1b2335", kill_on_drop: false }`
[INFO] [stdout] 3c5425f959a7b573a7ea5c4526006c78fc9f1f229bdf13e16320a2eaaf1b2335
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 394f5b9c860b2a34b03c7e26f95cb6738d51caaab8735e13b49981bf5b746fbe
[INFO] running `Command { std: "docker" "start" "-a" "394f5b9c860b2a34b03c7e26f95cb6738d51caaab8735e13b49981bf5b746fbe", kill_on_drop: false }`
[INFO] [stderr]     Checking ai v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Layer1` in this scope
[INFO] [stdout]  --> src/main.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |             Layer1 {
[INFO] [stdout]   |             ^^^^^^ help: a struct with a similar name exists: `Layer`
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/file_builder.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Layer {
[INFO] [stdout]   | ---------------- similarly named struct `Layer` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::Matrix`
[INFO] [stdout]  --> src/file_builder.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::math::Matrix;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Layer`
[INFO] [stdout]  --> src/main.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use file_builder::{Layer, Model};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Layer1` in this scope
[INFO] [stdout]  --> src/main.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |             Layer1 {
[INFO] [stdout]   |             ^^^^^^ help: a struct with a similar name exists: `Layer`
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/file_builder.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Layer {
[INFO] [stdout]   | ---------------- similarly named struct `Layer` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::Matrix`
[INFO] [stdout]  --> src/file_builder.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::math::Matrix;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Layer`
[INFO] [stdout]  --> src/main.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use file_builder::{Layer, Model};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0422`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0422`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ai` (bin "ai") due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `ai` (bin "ai" test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "394f5b9c860b2a34b03c7e26f95cb6738d51caaab8735e13b49981bf5b746fbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "394f5b9c860b2a34b03c7e26f95cb6738d51caaab8735e13b49981bf5b746fbe", kill_on_drop: false }`
[INFO] [stdout] 394f5b9c860b2a34b03c7e26f95cb6738d51caaab8735e13b49981bf5b746fbe