[INFO] fetching crate redcon 0.1.2...
[INFO] testing redcon-0.1.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate redcon 0.1.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate redcon 0.1.2
[INFO] finished tweaking crates.io crate redcon 0.1.2
[INFO] tweaked toml for crates.io crate redcon 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate redcon 0.1.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 303b10ef0984a97ad8b4cec2d1316b8c5630a2612140c5d153b24d5867bb0719
[INFO] running `Command { std: "docker" "start" "-a" "303b10ef0984a97ad8b4cec2d1316b8c5630a2612140c5d153b24d5867bb0719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "303b10ef0984a97ad8b4cec2d1316b8c5630a2612140c5d153b24d5867bb0719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "303b10ef0984a97ad8b4cec2d1316b8c5630a2612140c5d153b24d5867bb0719", kill_on_drop: false }`
[INFO] [stdout] 303b10ef0984a97ad8b4cec2d1316b8c5630a2612140c5d153b24d5867bb0719
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5cd121dda7c0bc2ba5666ca6fc534e16e9a6d9c611bc623eff29a9cfa296141d
[INFO] running `Command { std: "docker" "start" "-a" "5cd121dda7c0bc2ba5666ca6fc534e16e9a6d9c611bc623eff29a9cfa296141d", kill_on_drop: false }`
[INFO] [stderr]    Compiling redcon v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/lib.rs:437:5
[INFO] [stdout]     |
[INFO] [stdout] 437 |     drop(s);
[INFO] [stdout]     |     ^^^^^-^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          argument has type `&mut Server<T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 437 -     drop(s);
[INFO] [stdout] 437 +     let _ = s;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "5cd121dda7c0bc2ba5666ca6fc534e16e9a6d9c611bc623eff29a9cfa296141d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cd121dda7c0bc2ba5666ca6fc534e16e9a6d9c611bc623eff29a9cfa296141d", kill_on_drop: false }`
[INFO] [stdout] 5cd121dda7c0bc2ba5666ca6fc534e16e9a6d9c611bc623eff29a9cfa296141d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 3bb0429c5ff890191ccf2f15b8e5f2d37658d5f268aa77ad9323c7e460b6571f
[INFO] running `Command { std: "docker" "start" "-a" "3bb0429c5ff890191ccf2f15b8e5f2d37658d5f268aa77ad9323c7e460b6571f", kill_on_drop: false }`
[INFO] [stderr]    Compiling redcon v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/lib.rs:437:5
[INFO] [stdout]     |
[INFO] [stdout] 437 |     drop(s);
[INFO] [stdout]     |     ^^^^^-^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          argument has type `&mut Server<T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 437 -     drop(s);
[INFO] [stdout] 437 +     let _ = s;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/lib.rs:437:5
[INFO] [stdout]     |
[INFO] [stdout] 437 |     drop(s);
[INFO] [stdout]     |     ^^^^^-^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          argument has type `&mut Server<T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 437 -     drop(s);
[INFO] [stdout] 437 +     let _ = s;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "3bb0429c5ff890191ccf2f15b8e5f2d37658d5f268aa77ad9323c7e460b6571f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bb0429c5ff890191ccf2f15b8e5f2d37658d5f268aa77ad9323c7e460b6571f", kill_on_drop: false }`
[INFO] [stdout] 3bb0429c5ff890191ccf2f15b8e5f2d37658d5f268aa77ad9323c7e460b6571f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b697d96b54c5ffd75548de45d2746945da629622bac4e3e19836818ee5ce3f91
[INFO] running `Command { std: "docker" "start" "-a" "b697d96b54c5ffd75548de45d2746945da629622bac4e3e19836818ee5ce3f91", kill_on_drop: false }`
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/lib.rs:437:5
[INFO] [stderr]     |
[INFO] [stderr] 437 |     drop(s);
[INFO] [stderr]     |     ^^^^^-^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          argument has type `&mut Server<T>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 437 -     drop(s);
[INFO] [stderr] 437 +     let _ = s;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `redcon` (lib) generated 1 warning
[INFO] [stderr] warning: `redcon` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/redcon-e1c7cbf71ef20af6)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::connections ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b697d96b54c5ffd75548de45d2746945da629622bac4e3e19836818ee5ce3f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b697d96b54c5ffd75548de45d2746945da629622bac4e3e19836818ee5ce3f91", kill_on_drop: false }`
[INFO] [stdout] b697d96b54c5ffd75548de45d2746945da629622bac4e3e19836818ee5ce3f91