[INFO] updating cached repository https://github.com/jdelman/conway-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 86ea64bb7103d91bbe9fcdbbd30b2b608a5018ce
[INFO] testing jdelman/conway-rust against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdelman%2Fconway-rust" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jdelman/conway-rust on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jdelman/conway-rust
[INFO] finished tweaking git repo https://github.com/jdelman/conway-rust
[INFO] tweaked toml for git repo https://github.com/jdelman/conway-rust written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/jdelman/conway-rust already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 071277bd0c2da38fe005cbea2c06432360e65afaebac6b461bec41e0d43f91e1
[INFO] running `"docker" "start" "-a" "071277bd0c2da38fe005cbea2c06432360e65afaebac6b461bec41e0d43f91e1"`
[INFO] [stderr]    Compiling atty v0.2.12
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling conway-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/grid.rs:49:24
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let segment_bits = (8 * SEGMENT_SIZE);
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:77:8
[INFO] [stderr]    |
[INFO] [stderr] 77 |     if (delay > 0) {
[INFO] [stderr]    |        ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_indexes`
[INFO] [stderr]    --> src/grid.rs:130:3
[INFO] [stderr]     |
[INFO] [stderr] 130 |   pub fn print_indexes(&self) {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_base64`
[INFO] [stderr]    --> src/grid.rs:145:3
[INFO] [stderr]     |
[INFO] [stderr] 145 |   pub fn to_base64(&self) -> String {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `to_octets`
[INFO] [stderr]  --> src/octets.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn to_octets(value: usize) -> Vec<u8> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.49s
[INFO] running `"docker" "inspect" "071277bd0c2da38fe005cbea2c06432360e65afaebac6b461bec41e0d43f91e1"`
[INFO] running `"docker" "rm" "-f" "071277bd0c2da38fe005cbea2c06432360e65afaebac6b461bec41e0d43f91e1"`
[INFO] [stdout] 071277bd0c2da38fe005cbea2c06432360e65afaebac6b461bec41e0d43f91e1
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8f7c033f8192b1c83dd8c794a975b1486a357bd7c0ca89e75cfe53850401b009
[INFO] running `"docker" "start" "-a" "8f7c033f8192b1c83dd8c794a975b1486a357bd7c0ca89e75cfe53850401b009"`
[INFO] [stderr]    Compiling conway-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/grid.rs:49:24
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let segment_bits = (8 * SEGMENT_SIZE);
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:77:8
[INFO] [stderr]    |
[INFO] [stderr] 77 |     if (delay > 0) {
[INFO] [stderr]    |        ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_indexes`
[INFO] [stderr]    --> src/grid.rs:130:3
[INFO] [stderr]     |
[INFO] [stderr] 130 |   pub fn print_indexes(&self) {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_base64`
[INFO] [stderr]    --> src/grid.rs:145:3
[INFO] [stderr]     |
[INFO] [stderr] 145 |   pub fn to_base64(&self) -> String {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `to_octets`
[INFO] [stderr]  --> src/octets.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn to_octets(value: usize) -> Vec<u8> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "8f7c033f8192b1c83dd8c794a975b1486a357bd7c0ca89e75cfe53850401b009"`
[INFO] running `"docker" "rm" "-f" "8f7c033f8192b1c83dd8c794a975b1486a357bd7c0ca89e75cfe53850401b009"`
[INFO] [stdout] 8f7c033f8192b1c83dd8c794a975b1486a357bd7c0ca89e75cfe53850401b009
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] eeb43d8c6d839f59b8347c3b164ccd7ea32806d55c27c0927edb9b3fc78ec9fd
[INFO] running `"docker" "start" "-a" "eeb43d8c6d839f59b8347c3b164ccd7ea32806d55c27c0927edb9b3fc78ec9fd"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/conway_rust-25a47d1846e9571d
[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" "eeb43d8c6d839f59b8347c3b164ccd7ea32806d55c27c0927edb9b3fc78ec9fd"`
[INFO] running `"docker" "rm" "-f" "eeb43d8c6d839f59b8347c3b164ccd7ea32806d55c27c0927edb9b3fc78ec9fd"`
[INFO] [stdout] eeb43d8c6d839f59b8347c3b164ccd7ea32806d55c27c0927edb9b3fc78ec9fd