[INFO] cloning repository https://github.com/tomabou/rust-mnist
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomabou/rust-mnist" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomabou%2Frust-mnist", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomabou%2Frust-mnist'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f27c19b9584f88faa0b47b0d936809e4343b91e0
[INFO] checking tomabou/rust-mnist against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomabou%2Frust-mnist" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomabou/rust-mnist on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tomabou/rust-mnist
[INFO] finished tweaking git repo https://github.com/tomabou/rust-mnist
[INFO] tweaked toml for git repo https://github.com/tomabou/rust-mnist written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/tomabou/rust-mnist already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 858f0ffdc4ec50a133944e47f90ccc3870240e291473a3461059567a445214a8
[INFO] running `Command { std: "docker" "start" "-a" "858f0ffdc4ec50a133944e47f90ccc3870240e291473a3461059567a445214a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "858f0ffdc4ec50a133944e47f90ccc3870240e291473a3461059567a445214a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "858f0ffdc4ec50a133944e47f90ccc3870240e291473a3461059567a445214a8", kill_on_drop: false }`
[INFO] [stdout] 858f0ffdc4ec50a133944e47f90ccc3870240e291473a3461059567a445214a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74ad356b2c53392c301cc5d7b90fccc08ef885bfa46c444e532e04e6aa2b81ab
[INFO] running `Command { std: "docker" "start" "-a" "74ad356b2c53392c301cc5d7b90fccc08ef885bfa46c444e532e04e6aa2b81ab", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking mnist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0063]: missing fields `gb1`, `gb2`, `gb3` and 3 other fields in initializer of `Network`
[INFO] [stdout]   --> src/network.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Network {
[INFO] [stdout]    |         ^^^^^^^ missing `gb1`, `gb2`, `gb3` and 3 other fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mnist` due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0063`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0063]: missing fields `gb1`, `gb2`, `gb3` and 3 other fields in initializer of `Network`
[INFO] [stdout]   --> src/network.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Network {
[INFO] [stdout]    |         ^^^^^^^ missing `gb1`, `gb2`, `gb3` and 3 other fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0063`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "74ad356b2c53392c301cc5d7b90fccc08ef885bfa46c444e532e04e6aa2b81ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74ad356b2c53392c301cc5d7b90fccc08ef885bfa46c444e532e04e6aa2b81ab", kill_on_drop: false }`
[INFO] [stdout] 74ad356b2c53392c301cc5d7b90fccc08ef885bfa46c444e532e04e6aa2b81ab