[INFO] updating cached repository komkomh/reversi_client
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/komkomh/reversi_client
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/komkomh/reversi_client" "work/ex/beta-1.38-1/sources/1.37.0/gh/komkomh/reversi_client"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/komkomh/reversi_client'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/komkomh/reversi_client" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/komkomh/reversi_client"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/komkomh/reversi_client'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b5795306a11a4a895467042922221d91d109b54e
[INFO] sha for GitHub repo komkomh/reversi_client: b5795306a11a4a895467042922221d91d109b54e
[INFO] validating manifest of komkomh/reversi_client on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of komkomh/reversi_client on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing komkomh/reversi_client
[INFO] finished frobbing komkomh/reversi_client
[INFO] frobbed toml for komkomh/reversi_client written to work/ex/beta-1.38-1/sources/1.37.0/gh/komkomh/reversi_client/Cargo.toml
[INFO] started frobbing komkomh/reversi_client
[INFO] finished frobbing komkomh/reversi_client
[INFO] frobbed toml for komkomh/reversi_client written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/komkomh/reversi_client/Cargo.toml
[INFO] crate komkomh/reversi_client already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing komkomh/reversi_client against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/komkomh/reversi_client:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 30aaac6df16d16de5a25adf7505feee713ad4d7f94a7db9288334ff959476e61
[INFO] running `"docker" "start" "-a" "30aaac6df16d16de5a25adf7505feee713ad4d7f94a7db9288334ff959476e61"`
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling syn v0.15.27
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling http v0.1.16
[INFO] [stderr]    Compiling simple_logger v1.0.1
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling h2 v0.1.16
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling tokio v0.1.16
[INFO] [stderr]    Compiling hyper v0.12.25
[INFO] [stderr]    Compiling lambda_runtime_client v0.1.0
[INFO] [stderr]    Compiling lambda_runtime v0.1.0
[INFO] [stderr]    Compiling reversi_client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `stone`
[INFO] [stderr]    --> src/main.rs:115:18
[INFO] [stderr]     |
[INFO] [stderr] 115 |         for (x, &stone) in array.iter().enumerate() {
[INFO] [stderr]     |                  ^^^^^ help: consider prefixing with an underscore: `_stone`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `input_position`
[INFO] [stderr]   --> src/main.rs:67:1
[INFO] [stderr]    |
[INFO] [stderr] 67 | fn input_position(ban: Ban) -> Option<(usize, usize)> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `show_ban`
[INFO] [stderr]    --> src/main.rs:124:1
[INFO] [stderr]     |
[INFO] [stderr] 124 | fn show_ban(ban: Ban) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_string`
[INFO] [stderr]    --> src/main.rs:180:5
[INFO] [stderr]     |
[INFO] [stderr] 180 |     fn to_string(&self) -> &'static str {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.37s
[INFO] running `"docker" "inspect" "30aaac6df16d16de5a25adf7505feee713ad4d7f94a7db9288334ff959476e61"`
[INFO] running `"docker" "rm" "-f" "30aaac6df16d16de5a25adf7505feee713ad4d7f94a7db9288334ff959476e61"`
[INFO] [stdout] 30aaac6df16d16de5a25adf7505feee713ad4d7f94a7db9288334ff959476e61
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/komkomh/reversi_client:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8ca326fdcfeb760316a79ba0e79c38b40e9957d0cd2c70f38e2a0e4fab316c94
[INFO] running `"docker" "start" "-a" "8ca326fdcfeb760316a79ba0e79c38b40e9957d0cd2c70f38e2a0e4fab316c94"`
[INFO] [stderr]    Compiling reversi_client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `stone`
[INFO] [stderr]    --> src/main.rs:115:18
[INFO] [stderr]     |
[INFO] [stderr] 115 |         for (x, &stone) in array.iter().enumerate() {
[INFO] [stderr]     |                  ^^^^^ help: consider prefixing with an underscore: `_stone`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `input_position`
[INFO] [stderr]   --> src/main.rs:67:1
[INFO] [stderr]    |
[INFO] [stderr] 67 | fn input_position(ban: Ban) -> Option<(usize, usize)> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `show_ban`
[INFO] [stderr]    --> src/main.rs:124:1
[INFO] [stderr]     |
[INFO] [stderr] 124 | fn show_ban(ban: Ban) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_string`
[INFO] [stderr]    --> src/main.rs:180:5
[INFO] [stderr]     |
[INFO] [stderr] 180 |     fn to_string(&self) -> &'static str {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `"docker" "inspect" "8ca326fdcfeb760316a79ba0e79c38b40e9957d0cd2c70f38e2a0e4fab316c94"`
[INFO] running `"docker" "rm" "-f" "8ca326fdcfeb760316a79ba0e79c38b40e9957d0cd2c70f38e2a0e4fab316c94"`
[INFO] [stdout] 8ca326fdcfeb760316a79ba0e79c38b40e9957d0cd2c70f38e2a0e4fab316c94
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/komkomh/reversi_client:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 57fbb0ce32d704542b0b7dd2bd230b70dc1169b889a514c59f9b623d2e3efd68
[INFO] running `"docker" "start" "-a" "57fbb0ce32d704542b0b7dd2bd230b70dc1169b889a514c59f9b623d2e3efd68"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bootstrap-8a1274f9888c3d11
[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" "57fbb0ce32d704542b0b7dd2bd230b70dc1169b889a514c59f9b623d2e3efd68"`
[INFO] running `"docker" "rm" "-f" "57fbb0ce32d704542b0b7dd2bd230b70dc1169b889a514c59f9b623d2e3efd68"`
[INFO] [stdout] 57fbb0ce32d704542b0b7dd2bd230b70dc1169b889a514c59f9b623d2e3efd68