[INFO] cloning repository https://github.com/Shcarp/rs-connection
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Shcarp/rs-connection" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShcarp%2Frs-connection", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShcarp%2Frs-connection'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9d1dc242912fb897149928c687d4087110639291
[INFO] checking Shcarp/rs-connection against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShcarp%2Frs-connection" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Shcarp/rs-connection on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Shcarp/rs-connection
[INFO] finished tweaking git repo https://github.com/Shcarp/rs-connection
[INFO] tweaked toml for git repo https://github.com/Shcarp/rs-connection written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Shcarp/rs-connection 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uuid-macro-internal v1.4.1
[INFO] [stderr]   Downloaded rs-event-emitter v0.0.5
[INFO] [stderr]   Downloaded websocket v0.26.5
[INFO] [stderr]   Downloaded dashmap v5.5.0
[INFO] [stderr]   Downloaded tokio-tls v0.2.1
[INFO] [stderr]   Downloaded websocket-base v0.26.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65908aa59d437a29a259685f3d4ec32f97e242e6d6b74f4780d1756dedf01f2f
[INFO] running `Command { std: "docker" "start" "-a" "65908aa59d437a29a259685f3d4ec32f97e242e6d6b74f4780d1756dedf01f2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65908aa59d437a29a259685f3d4ec32f97e242e6d6b74f4780d1756dedf01f2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65908aa59d437a29a259685f3d4ec32f97e242e6d6b74f4780d1756dedf01f2f", kill_on_drop: false }`
[INFO] [stdout] 65908aa59d437a29a259685f3d4ec32f97e242e6d6b74f4780d1756dedf01f2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71bce9be2a666c22be0c1b695d28d48ccee6e7175a5b7f2d82620aba9853e04c
[INFO] running `Command { std: "docker" "start" "-a" "71bce9be2a666c22be0c1b695d28d48ccee6e7175a5b7f2d82620aba9853e04c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling openssl-sys v0.9.88
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling openssl v0.10.54
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking dashmap v5.5.0
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling uuid-macro-internal v1.4.1
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]     Checking uuid v1.4.1
[INFO] [stderr]     Checking rs-event-emitter v0.0.5
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking websocket-base v0.26.5
[INFO] [stderr]     Checking websocket v0.26.5
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking tokio-test v0.4.2
[INFO] [stderr]     Checking rs-connections v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `any::Any` and `sync::Arc`
[INFO] [stdout]  --> src/builder.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt::Debug, sync::Arc, any::Any};
[INFO] [stdout]   |                       ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `any::Any` and `sync::Arc`
[INFO] [stdout]  --> src/builder.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt::Debug, sync::Arc, any::Any};
[INFO] [stdout]   |                       ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ConnectionTrait` is never used
[INFO] [stdout]   --> src/builder.rs:35:11
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub trait ConnectionTrait: ConnNew + Sync + Send + Clone {}
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ConnectionTrait` is never used
[INFO] [stdout]   --> src/builder.rs:35:11
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub trait ConnectionTrait: ConnNew + Sync + Send + Clone {}
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.55s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "71bce9be2a666c22be0c1b695d28d48ccee6e7175a5b7f2d82620aba9853e04c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71bce9be2a666c22be0c1b695d28d48ccee6e7175a5b7f2d82620aba9853e04c", kill_on_drop: false }`
[INFO] [stdout] 71bce9be2a666c22be0c1b695d28d48ccee6e7175a5b7f2d82620aba9853e04c