[INFO] cloning repository https://github.com/ttakamura/binary-nn-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ttakamura/binary-nn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fttakamura%2Fbinary-nn-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fttakamura%2Fbinary-nn-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79cf37b6b746e717a107bb7a460b6f9df00e383b
[INFO] checking ttakamura/binary-nn-rust against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fttakamura%2Fbinary-nn-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ttakamura/binary-nn-rust on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ttakamura/binary-nn-rust
[INFO] finished tweaking git repo https://github.com/ttakamura/binary-nn-rust
[INFO] tweaked toml for git repo https://github.com/ttakamura/binary-nn-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ttakamura/binary-nn-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_codegen_internals v0.14.2
[INFO] [stderr]   Downloaded serde v0.9.12
[INFO] [stderr]   Downloaded serde_derive v0.9.12
[INFO] [stderr]   Downloaded syn v0.11.9
[INFO] [stderr]   Downloaded bincode v1.0.0-alpha6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 38c26d7ccdc84b4c60470d85f47185c03c1f4b559644291931dbe3f57f043356
[INFO] running `Command { std: "docker" "start" "-a" "38c26d7ccdc84b4c60470d85f47185c03c1f4b559644291931dbe3f57f043356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38c26d7ccdc84b4c60470d85f47185c03c1f4b559644291931dbe3f57f043356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38c26d7ccdc84b4c60470d85f47185c03c1f4b559644291931dbe3f57f043356", kill_on_drop: false }`
[INFO] [stdout] 38c26d7ccdc84b4c60470d85f47185c03c1f4b559644291931dbe3f57f043356
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 962e2935f5d452cf8a498468b9e1ccd333511f980534dad0df18b3b7c6e77244
[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" "962e2935f5d452cf8a498468b9e1ccd333511f980534dad0df18b3b7c6e77244", kill_on_drop: false }`
[INFO] [stderr]     Checking serde v0.9.12
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]    Compiling syn v0.11.9
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]    Compiling serde_derive v0.9.12
[INFO] [stderr]     Checking bincode v1.0.0-alpha6
[INFO] [stderr]     Checking binary_nn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/backend/bitpack.rs:163:3
[INFO] [stdout]     |
[INFO] [stdout] 163 |   (1 << (Bitpack32::limit_index() - (index + 1)))
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/backend/bitpack.rs:163:3
[INFO] [stdout]     |
[INFO] [stdout] 163 |   (1 << (Bitpack32::limit_index() - (index + 1)))
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/loader.rs:60:61
[INFO] [stdout]    |
[INFO] [stdout] 60 |     Err(why) => panic!("couldn't open {}, {}", path, Error::description(&why)),
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/loader.rs:64:61
[INFO] [stdout]    |
[INFO] [stdout] 64 |     Err(why) => panic!("couldn't read {}, {}", path, Error::description(&why)),
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/loader.rs:75:61
[INFO] [stdout]    |
[INFO] [stdout] 75 |     Err(why) => panic!("Couldn't open {}, {}", path, Error::description(&why)),
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/loader.rs:79:61
[INFO] [stdout]    |
[INFO] [stdout] 79 |     Err(why) => panic!("Couldn't read {}, {}", path, Error::description(&why)),
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/network.rs:15:65
[INFO] [stdout]    |
[INFO] [stdout] 15 |       Err(why) => panic!("Couldn't create {}, {}", path, Error::description(&why)),
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/network.rs:19:68
[INFO] [stdout]    |
[INFO] [stdout] 19 |       Err(why) => panic!("Couldn't serialize {}, {}", path, Error::description(&why)),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/network.rs:26:63
[INFO] [stdout]    |
[INFO] [stdout] 26 |       Err(why) => panic!("Couldn't open {}, {}", path, Error::description(&why)),
[INFO] [stdout]    |                                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/network.rs:33:23
[INFO] [stdout]    |
[INFO] [stdout] 33 |                Error::description(&why))
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/network.rs:41:60
[INFO] [stdout]    |
[INFO] [stdout] 41 |       Err(why) => panic!("Couldn't deserialize {}", Error::description(&why)),
[INFO] [stdout]    |                                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/loader.rs:60:61
[INFO] [stdout]    |
[INFO] [stdout] 60 |     Err(why) => panic!("couldn't open {}, {}", path, Error::description(&why)),
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/loader.rs:64:61
[INFO] [stdout]    |
[INFO] [stdout] 64 |     Err(why) => panic!("couldn't read {}, {}", path, Error::description(&why)),
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/loader.rs:75:61
[INFO] [stdout]    |
[INFO] [stdout] 75 |     Err(why) => panic!("Couldn't open {}, {}", path, Error::description(&why)),
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/loader.rs:79:61
[INFO] [stdout]    |
[INFO] [stdout] 79 |     Err(why) => panic!("Couldn't read {}, {}", path, Error::description(&why)),
[INFO] [stdout]    |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/network.rs:15:65
[INFO] [stdout]    |
[INFO] [stdout] 15 |       Err(why) => panic!("Couldn't create {}, {}", path, Error::description(&why)),
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/network.rs:19:68
[INFO] [stdout]    |
[INFO] [stdout] 19 |       Err(why) => panic!("Couldn't serialize {}, {}", path, Error::description(&why)),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/network.rs:26:63
[INFO] [stdout]    |
[INFO] [stdout] 26 |       Err(why) => panic!("Couldn't open {}, {}", path, Error::description(&why)),
[INFO] [stdout]    |                                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/network.rs:33:23
[INFO] [stdout]    |
[INFO] [stdout] 33 |                Error::description(&why))
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/network.rs:41:60
[INFO] [stdout]    |
[INFO] [stdout] 41 |       Err(why) => panic!("Couldn't deserialize {}", Error::description(&why)),
[INFO] [stdout]    |                                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> benches/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `binary_nn` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/bitmatrix_test.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut x = BitMatrix2::falses((3, 34));
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/bitmatrix_test.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut y = BitMatrix2::falses((34, 2));
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "962e2935f5d452cf8a498468b9e1ccd333511f980534dad0df18b3b7c6e77244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "962e2935f5d452cf8a498468b9e1ccd333511f980534dad0df18b3b7c6e77244", kill_on_drop: false }`
[INFO] [stdout] 962e2935f5d452cf8a498468b9e1ccd333511f980534dad0df18b3b7c6e77244
