[INFO] updating cached repository https://github.com/phillyai/tic-tac-toe-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 25d0d75e18794ac85a307ecad2e9f91d20b7f66c
[INFO] testing phillyai/tic-tac-toe-rs against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphillyai%2Ftic-tac-toe-rs" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phillyai/tic-tac-toe-rs on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/phillyai/tic-tac-toe-rs
[INFO] finished tweaking git repo https://github.com/phillyai/tic-tac-toe-rs
[INFO] tweaked toml for git repo https://github.com/phillyai/tic-tac-toe-rs written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/phillyai/tic-tac-toe-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=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-2020-06-03" "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] b0ee245355c612f059b3494502ba95dd0eea7c26e277f66dfb5d577acbfba292
[INFO] running `"docker" "start" "-a" "b0ee245355c612f059b3494502ba95dd0eea7c26e277f66dfb5d577acbfba292"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling tic-tac-toe-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]   --> src/main.rs:32:38
[INFO] [stderr]    |
[INFO] [stderr] 32 |                     Some(w) => match (w) {
[INFO] [stderr]    |                                      ^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Direction`
[INFO] [stderr]    --> src/main.rs:137:6
[INFO] [stderr]     |
[INFO] [stderr] 137 | enum Direction {
[INFO] [stderr]     |      ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "b0ee245355c612f059b3494502ba95dd0eea7c26e277f66dfb5d577acbfba292"`
[INFO] running `"docker" "rm" "-f" "b0ee245355c612f059b3494502ba95dd0eea7c26e277f66dfb5d577acbfba292"`
[INFO] [stdout] b0ee245355c612f059b3494502ba95dd0eea7c26e277f66dfb5d577acbfba292
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=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-2020-06-03" "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] c975793b0a2e16d3d44c2dcc279c0ecca75ec25487fd5fbd889f46c4ac5ec0c5
[INFO] running `"docker" "start" "-a" "c975793b0a2e16d3d44c2dcc279c0ecca75ec25487fd5fbd889f46c4ac5ec0c5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling tic-tac-toe-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]   --> src/main.rs:32:38
[INFO] [stderr]    |
[INFO] [stderr] 32 |                     Some(w) => match (w) {
[INFO] [stderr]    |                                      ^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Direction`
[INFO] [stderr]    --> src/main.rs:137:6
[INFO] [stderr]     |
[INFO] [stderr] 137 | enum Direction {
[INFO] [stderr]     |      ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "c975793b0a2e16d3d44c2dcc279c0ecca75ec25487fd5fbd889f46c4ac5ec0c5"`
[INFO] running `"docker" "rm" "-f" "c975793b0a2e16d3d44c2dcc279c0ecca75ec25487fd5fbd889f46c4ac5ec0c5"`
[INFO] [stdout] c975793b0a2e16d3d44c2dcc279c0ecca75ec25487fd5fbd889f46c4ac5ec0c5
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=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-2020-06-03" "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] 404aa9cc9deb8d755f8fdb418f9e20c5eb2f2e443ba0bcd97acbaef147d11519
[INFO] running `"docker" "start" "-a" "404aa9cc9deb8d755f8fdb418f9e20c5eb2f2e443ba0bcd97acbaef147d11519"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]   --> src/main.rs:32:38
[INFO] [stderr]    |
[INFO] [stderr] 32 |                     Some(w) => match (w) {
[INFO] [stderr]    |                                      ^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Direction`
[INFO] [stderr]    --> src/main.rs:137:6
[INFO] [stderr]     |
[INFO] [stderr] 137 | enum Direction {
[INFO] [stderr]     |      ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tic_tac_toe_rs-0219114cfe7e4020
[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" "404aa9cc9deb8d755f8fdb418f9e20c5eb2f2e443ba0bcd97acbaef147d11519"`
[INFO] running `"docker" "rm" "-f" "404aa9cc9deb8d755f8fdb418f9e20c5eb2f2e443ba0bcd97acbaef147d11519"`
[INFO] [stdout] 404aa9cc9deb8d755f8fdb418f9e20c5eb2f2e443ba0bcd97acbaef147d11519