[INFO] cloning repository https://github.com/hsmtkk/psychic-octo-giggle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hsmtkk/psychic-octo-giggle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsmtkk%2Fpsychic-octo-giggle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsmtkk%2Fpsychic-octo-giggle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b078536e0f6943448113663ab442baf4f2d47bf6
[INFO] testing hsmtkk/psychic-octo-giggle against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsmtkk%2Fpsychic-octo-giggle" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hsmtkk/psychic-octo-giggle on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hsmtkk/psychic-octo-giggle
[INFO] finished tweaking git repo https://github.com/hsmtkk/psychic-octo-giggle
[INFO] tweaked toml for git repo https://github.com/hsmtkk/psychic-octo-giggle written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/hsmtkk/psychic-octo-giggle already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-demangle v0.1.19
[INFO] [stderr]   Downloaded addr2line v0.15.1
[INFO] [stderr]   Downloaded backtrace v0.3.59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf08c9cbafab88c0312b9eb466c30dde35d5f3674dfb12cc1811ae673960ec47
[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" "bf08c9cbafab88c0312b9eb466c30dde35d5f3674dfb12cc1811ae673960ec47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf08c9cbafab88c0312b9eb466c30dde35d5f3674dfb12cc1811ae673960ec47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf08c9cbafab88c0312b9eb466c30dde35d5f3674dfb12cc1811ae673960ec47", kill_on_drop: false }`
[INFO] [stdout] bf08c9cbafab88c0312b9eb466c30dde35d5f3674dfb12cc1811ae673960ec47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d46e8230914d46c66cd8a32db8a23af1b674709b647a4aff4334869529f21f6c
[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" "d46e8230914d46c66cd8a32db8a23af1b674709b647a4aff4334869529f21f6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.19
[INFO] [stderr]    Compiling object v0.24.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling addr2line v0.15.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling psychic-octo-giggle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/server.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | /         loop {
[INFO] [stdout] 41 | |             match poll.poll(&mut events, None){
[INFO] [stdout] 42 | |                 Ok(_) => {},
[INFO] [stdout] 43 | |                 Err(e) => {
[INFO] [stdout] ...  |
[INFO] [stdout] 67 | |             }
[INFO] [stdout] 68 | |         }
[INFO] [stdout]    | |_________- any code following this expression is unreachable
[INFO] [stdout] 69 |           return Ok("dummy");
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_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 1m 02s
[INFO] running `Command { std: "docker" "inspect" "d46e8230914d46c66cd8a32db8a23af1b674709b647a4aff4334869529f21f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d46e8230914d46c66cd8a32db8a23af1b674709b647a4aff4334869529f21f6c", kill_on_drop: false }`
[INFO] [stdout] d46e8230914d46c66cd8a32db8a23af1b674709b647a4aff4334869529f21f6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f786ba43bf193200a303621fa9d35a68a76493bd60c526dfcfa6842416abab7
[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" "4f786ba43bf193200a303621fa9d35a68a76493bd60c526dfcfa6842416abab7", kill_on_drop: false }`
[INFO] [stderr]    Compiling psychic-octo-giggle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/server.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | /         loop {
[INFO] [stdout] 41 | |             match poll.poll(&mut events, None){
[INFO] [stdout] 42 | |                 Ok(_) => {},
[INFO] [stdout] 43 | |                 Err(e) => {
[INFO] [stdout] ...  |
[INFO] [stdout] 67 | |             }
[INFO] [stdout] 68 | |         }
[INFO] [stdout]    | |_________- any code following this expression is unreachable
[INFO] [stdout] 69 |           return Ok("dummy");
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_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 1.29s
[INFO] running `Command { std: "docker" "inspect" "4f786ba43bf193200a303621fa9d35a68a76493bd60c526dfcfa6842416abab7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f786ba43bf193200a303621fa9d35a68a76493bd60c526dfcfa6842416abab7", kill_on_drop: false }`
[INFO] [stdout] 4f786ba43bf193200a303621fa9d35a68a76493bd60c526dfcfa6842416abab7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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-2021-09-08" "test" "--frozen", 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] cc0e71cef08557112e6661292a9b3ea12eb1df7068f7ff4cc79ed1db2969239d
[INFO] running `Command { std: "docker" "start" "-a" "cc0e71cef08557112e6661292a9b3ea12eb1df7068f7ff4cc79ed1db2969239d", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/server.rs:69:9
[INFO] [stderr]    |
[INFO] [stderr] 40 | /         loop {
[INFO] [stderr] 41 | |             match poll.poll(&mut events, None){
[INFO] [stderr] 42 | |                 Ok(_) => {},
[INFO] [stderr] 43 | |                 Err(e) => {
[INFO] [stderr] ...  |
[INFO] [stderr] 67 | |             }
[INFO] [stderr] 68 | |         }
[INFO] [stderr]    | |_________- any code following this expression is unreachable
[INFO] [stderr] 69 |           return Ok("dummy");
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `psychic-octo-giggle` (bin "psychic-octo-giggle" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/psychic_octo_giggle-735e2c7f89428b3e)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cc0e71cef08557112e6661292a9b3ea12eb1df7068f7ff4cc79ed1db2969239d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc0e71cef08557112e6661292a9b3ea12eb1df7068f7ff4cc79ed1db2969239d", kill_on_drop: false }`
[INFO] [stdout] cc0e71cef08557112e6661292a9b3ea12eb1df7068f7ff4cc79ed1db2969239d