[INFO] fetching crate ofnn 0.1.3...
[INFO] building ofnn-0.1.3 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate ofnn 0.1.3 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate ofnn 0.1.3
[INFO] finished tweaking crates.io crate ofnn 0.1.3
[INFO] tweaked toml for crates.io crate ofnn 0.1.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ofnn 0.1.3 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ofnn 0.1.3 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_distr v0.4.3
[INFO] [stderr]   Downloaded itoa v1.0.2
[INFO] [stderr]   Downloaded ryu v1.0.10
[INFO] [stderr]   Downloaded quote v1.0.20
[INFO] [stderr]   Downloaded proc-macro2 v1.0.40
[INFO] [stderr]   Downloaded getrandom v0.2.7
[INFO] [stderr]   Downloaded serde_derive v1.0.137
[INFO] [stderr]   Downloaded serde v1.0.137
[INFO] [stderr]   Downloaded serde_json v1.0.81
[INFO] [stderr]   Downloaded syn v1.0.98
[INFO] [stderr]   Downloaded libm v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a518290e480e34a4bbbe01df4058eb29cac59e028fdaa57836a8591cd443ff16
[INFO] running `Command { std: "docker" "start" "-a" "a518290e480e34a4bbbe01df4058eb29cac59e028fdaa57836a8591cd443ff16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a518290e480e34a4bbbe01df4058eb29cac59e028fdaa57836a8591cd443ff16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a518290e480e34a4bbbe01df4058eb29cac59e028fdaa57836a8591cd443ff16", kill_on_drop: false }`
[INFO] [stdout] a518290e480e34a4bbbe01df4058eb29cac59e028fdaa57836a8591cd443ff16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b45cd2e2d2058dfcdc1f7bc58715dfeca96dcd0503e1d86b875e82eca11c94d2
[INFO] running `Command { std: "docker" "start" "-a" "b45cd2e2d2058dfcdc1f7bc58715dfeca96dcd0503e1d86b875e82eca11c94d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling ofnn v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.61s
[INFO] running `Command { std: "docker" "inspect" "b45cd2e2d2058dfcdc1f7bc58715dfeca96dcd0503e1d86b875e82eca11c94d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b45cd2e2d2058dfcdc1f7bc58715dfeca96dcd0503e1d86b875e82eca11c94d2", kill_on_drop: false }`
[INFO] [stdout] b45cd2e2d2058dfcdc1f7bc58715dfeca96dcd0503e1d86b875e82eca11c94d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 595c0171ef39cf06c6a4825c5413fb994cc505a16ebbb10e5752676ed2ac659c
[INFO] running `Command { std: "docker" "start" "-a" "595c0171ef39cf06c6a4825c5413fb994cc505a16ebbb10e5752676ed2ac659c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling ofnn v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `esopt`
[INFO] [stdout]  --> examples/simple-categorical.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use esopt::*;
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `esopt`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `esopt`, use `cargo add esopt` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `esopt`
[INFO] [stdout]  --> examples/simple.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use esopt::*;
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `esopt`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `esopt`, use `cargo add esopt` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `esopt`
[INFO] [stdout]  --> examples/cifar10.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use esopt::*;
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `esopt`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `esopt`, use `cargo add esopt` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ofnn` (example "simple") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ofnn` (example "simple-categorical") due to 1 previous error
[INFO] [stderr] error: could not compile `ofnn` (example "cifar10") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "595c0171ef39cf06c6a4825c5413fb994cc505a16ebbb10e5752676ed2ac659c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "595c0171ef39cf06c6a4825c5413fb994cc505a16ebbb10e5752676ed2ac659c", kill_on_drop: false }`
[INFO] [stdout] 595c0171ef39cf06c6a4825c5413fb994cc505a16ebbb10e5752676ed2ac659c