[INFO] crate newron 0.1.1 is already in cache
[INFO] testing newron-0.1.1 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate newron 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate newron 0.1.1 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate newron 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate newron 0.1.1
[INFO] tweaked toml for crates.io crate newron 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate newron 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fd200001eead9bebde3489642e43ca9d93e3b44592c9d1197d75305030519d12
[INFO] running `"docker" "start" "-a" "fd200001eead9bebde3489642e43ca9d93e3b44592c9d1197d75305030519d12"`
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling alga v0.9.3
[INFO] [stderr]    Compiling nalgebra v0.20.0
[INFO] [stderr]    Compiling newron v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `activation`
[INFO] [stderr]  --> src/layer.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     activation: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `unit`
[INFO] [stderr]  --> src/layer.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     unit: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `dropout`
[INFO] [stderr]  --> src/layer.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     dropout: f32,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.89s
[INFO] running `"docker" "inspect" "fd200001eead9bebde3489642e43ca9d93e3b44592c9d1197d75305030519d12"`
[INFO] running `"docker" "rm" "-f" "fd200001eead9bebde3489642e43ca9d93e3b44592c9d1197d75305030519d12"`
[INFO] [stdout] fd200001eead9bebde3489642e43ca9d93e3b44592c9d1197d75305030519d12
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] db0427f9a67b558647b26aa45adc21a7fbb1d4bddb9021974358fab8aef6b090
[INFO] running `"docker" "start" "-a" "db0427f9a67b558647b26aa45adc21a7fbb1d4bddb9021974358fab8aef6b090"`
[INFO] [stderr]    Compiling newron v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `activation`
[INFO] [stderr]  --> src/layer.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     activation: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `unit`
[INFO] [stderr]  --> src/layer.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     unit: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `dropout`
[INFO] [stderr]  --> src/layer.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     dropout: f32,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `activation`
[INFO] [stderr]  --> src/layer.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     activation: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `unit`
[INFO] [stderr]  --> src/layer.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     unit: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `dropout`
[INFO] [stderr]  --> src/layer.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     dropout: f32,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `"docker" "inspect" "db0427f9a67b558647b26aa45adc21a7fbb1d4bddb9021974358fab8aef6b090"`
[INFO] running `"docker" "rm" "-f" "db0427f9a67b558647b26aa45adc21a7fbb1d4bddb9021974358fab8aef6b090"`
[INFO] [stdout] db0427f9a67b558647b26aa45adc21a7fbb1d4bddb9021974358fab8aef6b090
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3088bd353042d4381848db83cc5801fe4c6268fda4b06eaa4d88c79d82a35824
[INFO] running `"docker" "start" "-a" "3088bd353042d4381848db83cc5801fe4c6268fda4b06eaa4d88c79d82a35824"`
[INFO] [stderr] warning: field is never read: `activation`
[INFO] [stderr]  --> src/layer.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     activation: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `unit`
[INFO] [stderr]  --> src/layer.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     unit: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `dropout`
[INFO] [stderr]  --> src/layer.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     dropout: f32,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `activation`
[INFO] [stderr]  --> src/layer.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     activation: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `unit`
[INFO] [stderr]  --> src/layer.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     unit: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `dropout`
[INFO] [stderr]  --> src/layer.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     dropout: f32,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/newron-49d0074be697139d
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/newton-508f1b0927f3e1d2
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests newron
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3088bd353042d4381848db83cc5801fe4c6268fda4b06eaa4d88c79d82a35824"`
[INFO] running `"docker" "rm" "-f" "3088bd353042d4381848db83cc5801fe4c6268fda4b06eaa4d88c79d82a35824"`
[INFO] [stdout] 3088bd353042d4381848db83cc5801fe4c6268fda4b06eaa4d88c79d82a35824