[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 try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomabou%2Frust-mnist" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomabou/rust-mnist on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", 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-14/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" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a69731f94a1ec797f797c9ec6a778c871aa479405022604012c99443890d8900
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a69731f94a1ec797f797c9ec6a778c871aa479405022604012c99443890d8900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a69731f94a1ec797f797c9ec6a778c871aa479405022604012c99443890d8900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a69731f94a1ec797f797c9ec6a778c871aa479405022604012c99443890d8900", kill_on_drop: false }`
[INFO] [stdout] a69731f94a1ec797f797c9ec6a778c871aa479405022604012c99443890d8900
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6eaae0b5e6f9358ebd6a573c0f68f62b54a31e3b53e12c5cae0f74afc7477c2d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6eaae0b5e6f9358ebd6a573c0f68f62b54a31e3b53e12c5cae0f74afc7477c2d", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking rand_core v0.2.1
[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::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] [stdout] error[E0063]: missing fields `gb1`, `gb2`, `gb3` and 3 other fields in initializer of `network::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: could not compile `mnist`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6eaae0b5e6f9358ebd6a573c0f68f62b54a31e3b53e12c5cae0f74afc7477c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eaae0b5e6f9358ebd6a573c0f68f62b54a31e3b53e12c5cae0f74afc7477c2d", kill_on_drop: false }`
[INFO] [stdout] 6eaae0b5e6f9358ebd6a573c0f68f62b54a31e3b53e12c5cae0f74afc7477c2d