[INFO] fetching crate cifar-ten 0.2.1...
[INFO] checking cifar-ten-0.2.1 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate cifar-ten 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate cifar-ten 0.2.1 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cifar-ten 0.2.1
[INFO] finished tweaking crates.io crate cifar-ten 0.2.1
[INFO] tweaked toml for crates.io crate cifar-ten 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate cifar-ten 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f45b57a5acb493d7855df72b2734e08aa7801bfa2946bb8e75547753c4925ce6
[INFO] running `Command { std: "docker" "start" "-a" "f45b57a5acb493d7855df72b2734e08aa7801bfa2946bb8e75547753c4925ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f45b57a5acb493d7855df72b2734e08aa7801bfa2946bb8e75547753c4925ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f45b57a5acb493d7855df72b2734e08aa7801bfa2946bb8e75547753c4925ce6", kill_on_drop: false }`
[INFO] [stdout] f45b57a5acb493d7855df72b2734e08aa7801bfa2946bb8e75547753c4925ce6
[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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e4bed7e675ea2c192b1fcaf747dfada58580ca6ad97b9cfef62f44a9de16fca
[INFO] running `Command { std: "docker" "start" "-a" "9e4bed7e675ea2c192b1fcaf747dfada58580ca6ad97b9cfef62f44a9de16fca", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.1
[INFO] [stderr]     Checking cifar-ten v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:271:20
[INFO] [stdout]     |
[INFO] [stdout] 271 |               panic!(format!(
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 272 | |                 "Label is {}, which is inconsistent with the CIFAR-10 scheme",
[INFO] [stdout] 273 | |                 label
[INFO] [stdout] 274 | |             ));
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 271 |             panic!(
[INFO] [stdout] 272 |                 "Label is {}, which is inconsistent with the CIFAR-10 scheme",
[INFO] [stdout] 273 |                 label
[INFO] [stdout] 274 |             );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:271:20
[INFO] [stdout]     |
[INFO] [stdout] 271 |               panic!(format!(
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 272 | |                 "Label is {}, which is inconsistent with the CIFAR-10 scheme",
[INFO] [stdout] 273 | |                 label
[INFO] [stdout] 274 | |             ));
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 271 |             panic!(
[INFO] [stdout] 272 |                 "Label is {}, which is inconsistent with the CIFAR-10 scheme",
[INFO] [stdout] 273 |                 label
[INFO] [stdout] 274 |             );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.19s
[INFO] running `Command { std: "docker" "inspect" "9e4bed7e675ea2c192b1fcaf747dfada58580ca6ad97b9cfef62f44a9de16fca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e4bed7e675ea2c192b1fcaf747dfada58580ca6ad97b9cfef62f44a9de16fca", kill_on_drop: false }`
[INFO] [stdout] 9e4bed7e675ea2c192b1fcaf747dfada58580ca6ad97b9cfef62f44a9de16fca