[INFO] cloning repository https://github.com/softwheel/circuit-breaker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/softwheel/circuit-breaker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoftwheel%2Fcircuit-breaker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoftwheel%2Fcircuit-breaker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c676b4af2148dadc37fac28cc368e1a0dc5c468
[INFO] testing softwheel/circuit-breaker against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoftwheel%2Fcircuit-breaker" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/softwheel/circuit-breaker
[INFO] finished tweaking git repo https://github.com/softwheel/circuit-breaker
[INFO] tweaked toml for git repo https://github.com/softwheel/circuit-breaker written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/softwheel/circuit-breaker on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/softwheel/circuit-breaker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce772ac485ccf89f4ae73a229214c88af091e7a528973743727dda3abaad3510
[INFO] running `Command { std: "docker" "start" "-a" "ce772ac485ccf89f4ae73a229214c88af091e7a528973743727dda3abaad3510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce772ac485ccf89f4ae73a229214c88af091e7a528973743727dda3abaad3510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce772ac485ccf89f4ae73a229214c88af091e7a528973743727dda3abaad3510", kill_on_drop: false }`
[INFO] [stdout] ce772ac485ccf89f4ae73a229214c88af091e7a528973743727dda3abaad3510
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8d0c0d34e4129270709fd9fd46e0be34bcaf28071527655cec4dcd8673066edb
[INFO] running `Command { std: "docker" "start" "-a" "8d0c0d34e4129270709fd9fd46e0be34bcaf28071527655cec4dcd8673066edb", kill_on_drop: false }`
[INFO] [stderr]    Compiling circuit-breaker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `is_call_permitted` is never used
[INFO] [stdout]   --> src/main.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | trait CircuitBreaker {
[INFO] [stdout]    |       -------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 20 |     fn is_call_permitted(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "8d0c0d34e4129270709fd9fd46e0be34bcaf28071527655cec4dcd8673066edb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d0c0d34e4129270709fd9fd46e0be34bcaf28071527655cec4dcd8673066edb", kill_on_drop: false }`
[INFO] [stdout] 8d0c0d34e4129270709fd9fd46e0be34bcaf28071527655cec4dcd8673066edb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] b4476a0d2d1904cdc0bcdabd0902e4cb2eb319656995a77b836ccf32780f0946
[INFO] running `Command { std: "docker" "start" "-a" "b4476a0d2d1904cdc0bcdabd0902e4cb2eb319656995a77b836ccf32780f0946", kill_on_drop: false }`
[INFO] [stderr]    Compiling circuit-breaker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `is_call_permitted` is never used
[INFO] [stdout]   --> src/main.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | trait CircuitBreaker {
[INFO] [stdout]    |       -------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 20 |     fn is_call_permitted(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "b4476a0d2d1904cdc0bcdabd0902e4cb2eb319656995a77b836ccf32780f0946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4476a0d2d1904cdc0bcdabd0902e4cb2eb319656995a77b836ccf32780f0946", kill_on_drop: false }`
[INFO] [stdout] b4476a0d2d1904cdc0bcdabd0902e4cb2eb319656995a77b836ccf32780f0946
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] b9a9849cec68cca8b29bbc43766f7d1e3ab823acef8f979ce1552d5b306d6129
[INFO] running `Command { std: "docker" "start" "-a" "b9a9849cec68cca8b29bbc43766f7d1e3ab823acef8f979ce1552d5b306d6129", kill_on_drop: false }`
[INFO] [stderr] warning: method `is_call_permitted` is never used
[INFO] [stderr]   --> src/main.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | trait CircuitBreaker {
[INFO] [stderr]    |       -------------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 20 |     fn is_call_permitted(&self) -> bool;
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `circuit-breaker` (bin "circuit-breaker" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/circuit_breaker-9e4f800f9af6a8f3)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b9a9849cec68cca8b29bbc43766f7d1e3ab823acef8f979ce1552d5b306d6129", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9a9849cec68cca8b29bbc43766f7d1e3ab823acef8f979ce1552d5b306d6129", kill_on_drop: false }`
[INFO] [stdout] b9a9849cec68cca8b29bbc43766f7d1e3ab823acef8f979ce1552d5b306d6129