[INFO] fetching crate actix-server-config 0.3.0-alpha.1...
[INFO] testing actix-server-config-0.3.0-alpha.1 against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take3
[INFO] extracting crate actix-server-config 0.3.0-alpha.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate actix-server-config 0.3.0-alpha.1 on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate actix-server-config 0.3.0-alpha.1
[INFO] finished tweaking crates.io crate actix-server-config 0.3.0-alpha.1
[INFO] tweaked toml for crates.io crate actix-server-config 0.3.0-alpha.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded tokio-net v0.2.0-alpha.6
[INFO] [stderr]   Downloaded tokio-sync v0.2.0-alpha.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ecbecf5e939355a32951457dcf7324e6faa6a986290e43ff328764bd7d57945
[INFO] running `Command { std: "docker" "start" "-a" "0ecbecf5e939355a32951457dcf7324e6faa6a986290e43ff328764bd7d57945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ecbecf5e939355a32951457dcf7324e6faa6a986290e43ff328764bd7d57945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ecbecf5e939355a32951457dcf7324e6faa6a986290e43ff328764bd7d57945", kill_on_drop: false }`
[INFO] [stdout] 0ecbecf5e939355a32951457dcf7324e6faa6a986290e43ff328764bd7d57945
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7497fd82f4513aa49b188bae1229f4060b4e7ea0c2b71aa4050af5f13700d1f5
[INFO] running `Command { std: "docker" "start" "-a" "7497fd82f4513aa49b188bae1229f4060b4e7ea0c2b71aa4050af5f13700d1f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling net2 v0.2.38
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling num_cpus v1.14.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling tokio-io v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-codec v0.2.0-alpha.6
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-sync v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-executor v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-net v0.2.0-alpha.6
[INFO] [stderr]    Compiling actix-server-config v0.3.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: cross-crate traits with a default impl, like `Unpin`, should not be specialized
[INFO] [stdout]   --> src/lib.rs:65:1
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl<T: Unpin> Unpin for Io<T> {}
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this will change its meaning in a future release!
[INFO] [stdout]    = note: for more information, see issue #93367 <https://github.com/rust-lang/rust/issues/93367>
[INFO] [stdout]    = note: `()` is not a generic parameter
[INFO] [stdout] note: try using the same sequence of generic parameters as the struct definition
[INFO] [stdout]   --> src/lib.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct Io<T, P = ()> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(suspicious_auto_trait_impls)]` 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 3.90s
[INFO] running `Command { std: "docker" "inspect" "7497fd82f4513aa49b188bae1229f4060b4e7ea0c2b71aa4050af5f13700d1f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7497fd82f4513aa49b188bae1229f4060b4e7ea0c2b71aa4050af5f13700d1f5", kill_on_drop: false }`
[INFO] [stdout] 7497fd82f4513aa49b188bae1229f4060b4e7ea0c2b71aa4050af5f13700d1f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 9f258b129cef0814078bb75496ba79ba7eff6b549447110f87adfce738800a7c
[INFO] running `Command { std: "docker" "start" "-a" "9f258b129cef0814078bb75496ba79ba7eff6b549447110f87adfce738800a7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling actix-server-config v0.3.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: cross-crate traits with a default impl, like `Unpin`, should not be specialized
[INFO] [stdout]   --> src/lib.rs:65:1
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl<T: Unpin> Unpin for Io<T> {}
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this will change its meaning in a future release!
[INFO] [stdout]    = note: for more information, see issue #93367 <https://github.com/rust-lang/rust/issues/93367>
[INFO] [stdout]    = note: `()` is not a generic parameter
[INFO] [stdout] note: try using the same sequence of generic parameters as the struct definition
[INFO] [stdout]   --> src/lib.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct Io<T, P = ()> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(suspicious_auto_trait_impls)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cross-crate traits with a default impl, like `Unpin`, should not be specialized
[INFO] [stdout]   --> src/lib.rs:65:1
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl<T: Unpin> Unpin for Io<T> {}
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this will change its meaning in a future release!
[INFO] [stdout]    = note: for more information, see issue #93367 <https://github.com/rust-lang/rust/issues/93367>
[INFO] [stdout]    = note: `()` is not a generic parameter
[INFO] [stdout] note: try using the same sequence of generic parameters as the struct definition
[INFO] [stdout]   --> src/lib.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct Io<T, P = ()> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(suspicious_auto_trait_impls)]` 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 0.39s
[INFO] running `Command { std: "docker" "inspect" "9f258b129cef0814078bb75496ba79ba7eff6b549447110f87adfce738800a7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f258b129cef0814078bb75496ba79ba7eff6b549447110f87adfce738800a7c", kill_on_drop: false }`
[INFO] [stdout] 9f258b129cef0814078bb75496ba79ba7eff6b549447110f87adfce738800a7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 117d8a18e889ff2afa3fdf25a1310a42499569be654992b0c47a630cc6cdf56b
[INFO] running `Command { std: "docker" "start" "-a" "117d8a18e889ff2afa3fdf25a1310a42499569be654992b0c47a630cc6cdf56b", kill_on_drop: false }`
[INFO] [stderr] warning: cross-crate traits with a default impl, like `Unpin`, should not be specialized
[INFO] [stderr]   --> src/lib.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | impl<T: Unpin> Unpin for Io<T> {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this will change its meaning in a future release!
[INFO] [stderr]    = note: for more information, see issue #93367 <https://github.com/rust-lang/rust/issues/93367>
[INFO] [stderr]    = note: `()` is not a generic parameter
[INFO] [stderr] note: try using the same sequence of generic parameters as the struct definition
[INFO] [stderr]   --> src/lib.rs:59:1
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub struct Io<T, P = ()> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(suspicious_auto_trait_impls)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `actix-server-config` (lib) generated 1 warning
[INFO] [stderr] warning: `actix-server-config` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/actix_server_config-a3c4b06a9f2cd62e)
[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" "117d8a18e889ff2afa3fdf25a1310a42499569be654992b0c47a630cc6cdf56b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "117d8a18e889ff2afa3fdf25a1310a42499569be654992b0c47a630cc6cdf56b", kill_on_drop: false }`
[INFO] [stdout] 117d8a18e889ff2afa3fdf25a1310a42499569be654992b0c47a630cc6cdf56b