[INFO] cloning repository https://github.com/kira-bruneau/piomux
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kira-bruneau/piomux" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkira-bruneau%2Fpiomux", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkira-bruneau%2Fpiomux'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2af7c286ff693b95c4c83d6350401be24a687fa
[INFO] testing kira-bruneau/piomux against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkira-bruneau%2Fpiomux" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kira-bruneau/piomux on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kira-bruneau/piomux
[INFO] finished tweaking git repo https://github.com/kira-bruneau/piomux
[INFO] tweaked toml for git repo https://github.com/kira-bruneau/piomux written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/kira-bruneau/piomux already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f7c8958b6b1b0b3b41a37d1c6d43143c8b3958f620fa805a8bcc3300c958cac
[INFO] running `Command { std: "docker" "start" "-a" "0f7c8958b6b1b0b3b41a37d1c6d43143c8b3958f620fa805a8bcc3300c958cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f7c8958b6b1b0b3b41a37d1c6d43143c8b3958f620fa805a8bcc3300c958cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f7c8958b6b1b0b3b41a37d1c6d43143c8b3958f620fa805a8bcc3300c958cac", kill_on_drop: false }`
[INFO] [stdout] 0f7c8958b6b1b0b3b41a37d1c6d43143c8b3958f620fa805a8bcc3300c958cac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a0424a632227c7ceef4506237ff230925b09d7e814ff41f15ae430571d28985
[INFO] running `Command { std: "docker" "start" "-a" "8a0424a632227c7ceef4506237ff230925b09d7e814ff41f15ae430571d28985", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.77
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]    Compiling ringbuf v0.2.6
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling piomux v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `is_full`
[INFO] [stdout]   --> src/ring_buffer.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn is_full(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.10s
[INFO] running `Command { std: "docker" "inspect" "8a0424a632227c7ceef4506237ff230925b09d7e814ff41f15ae430571d28985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a0424a632227c7ceef4506237ff230925b09d7e814ff41f15ae430571d28985", kill_on_drop: false }`
[INFO] [stdout] 8a0424a632227c7ceef4506237ff230925b09d7e814ff41f15ae430571d28985
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afa6a5e987c428f3b1a3a587c62de3145bb9d42d91a4876d922eab849c82ee37
[INFO] running `Command { std: "docker" "start" "-a" "afa6a5e987c428f3b1a3a587c62de3145bb9d42d91a4876d922eab849c82ee37", kill_on_drop: false }`
[INFO] [stderr]    Compiling piomux v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `is_full`
[INFO] [stdout]   --> src/ring_buffer.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn is_full(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/piomux-228019d5a62d3ebc)
[INFO] running `Command { std: "docker" "inspect" "afa6a5e987c428f3b1a3a587c62de3145bb9d42d91a4876d922eab849c82ee37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afa6a5e987c428f3b1a3a587c62de3145bb9d42d91a4876d922eab849c82ee37", kill_on_drop: false }`
[INFO] [stdout] afa6a5e987c428f3b1a3a587c62de3145bb9d42d91a4876d922eab849c82ee37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e3831e7ddabd957c71d85ea29f1922e92a3df53aa244e29074f12fcaeb017fd1
[INFO] running `Command { std: "docker" "start" "-a" "e3831e7ddabd957c71d85ea29f1922e92a3df53aa244e29074f12fcaeb017fd1", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `is_full`
[INFO] [stderr]   --> src/ring_buffer.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn is_full(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `piomux` (bin "piomux" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/piomux-228019d5a62d3ebc)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test ring_buffer::test::slices_from_contiguous_when_partially_filled ... ok
[INFO] [stdout] test ring_buffer::test::slices_from_noncontiguous_when_partially_filled ... ok
[INFO] [stdout] test ring_buffer::test::unused_slices_contiguous_when_empty ... ok
[INFO] [stdout] test ring_buffer::test::slices_from_when_empty ... ok
[INFO] [stdout] test ring_buffer::test::unused_slices_contiguous_when_partially_filled ... ok
[INFO] [stdout] test ring_buffer::test::unused_slices_noncontiguous_when_partially_filled ... ok
[INFO] [stdout] test ring_buffer::test::unused_slices_when_full ... ok
[INFO] [stdout] test ring_buffer::test::unused_slices_noncontiguous_when_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e3831e7ddabd957c71d85ea29f1922e92a3df53aa244e29074f12fcaeb017fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3831e7ddabd957c71d85ea29f1922e92a3df53aa244e29074f12fcaeb017fd1", kill_on_drop: false }`
[INFO] [stdout] e3831e7ddabd957c71d85ea29f1922e92a3df53aa244e29074f12fcaeb017fd1