[INFO] fetching crate aria2-ws 0.4.0...
[INFO] checking aria2-ws-0.4.0 against master#b286722878e18db29a7fbe672be7c4d3b02e8e4d for pr-127655
[INFO] extracting crate aria2-ws 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate aria2-ws 0.4.0 on toolchain b286722878e18db29a7fbe672be7c4d3b02e8e4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aria2-ws 0.4.0
[INFO] finished tweaking crates.io crate aria2-ws 0.4.0
[INFO] tweaked toml for crates.io crate aria2-ws 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 176 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.23.0)
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.1)
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[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
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[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.5)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.4.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding idna v0.5.0 (latest: v1.0.2)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding matchers v0.1.0 (latest: v0.2.0)
[INFO] [stderr]       Adding mio v0.8.11 (latest: v1.0.0)
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (latest: v0.50.0)
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[INFO] [stderr]       Adding snafu v0.7.5 (latest: v0.8.4)
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[INFO] [stderr]       Adding tungstenite v0.17.3 (latest: v0.23.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.58.0)
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[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.6)
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[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded matchers v0.1.0
[INFO] [stderr]   Downloaded overload v0.1.1
[INFO] [stderr]   Downloaded tokio-tungstenite v0.17.2
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[INFO] [stderr]   Downloaded colorchoice v1.0.1
[INFO] [stderr]   Downloaded anstyle-query v1.1.0
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[INFO] [stderr]   Downloaded anstyle-parse v0.2.4
[INFO] [stderr]   Downloaded anstyle v1.0.7
[INFO] [stderr]   Downloaded anstyle-wincon v3.0.3
[INFO] [stderr]   Downloaded utf8parse v0.2.2
[INFO] [stderr]   Downloaded anstream v0.6.14
[INFO] [stderr]   Downloaded env_filter v0.1.0
[INFO] [stderr]   Downloaded tracing-log v0.2.0
[INFO] [stderr]   Downloaded test-log v0.2.16
[INFO] [stderr]   Downloaded sha-1 v0.10.1
[INFO] [stderr]   Downloaded tungstenite v0.17.3
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d441fd51ed07c407d08bbf4589bd64143601277df66cc7402ff55bf7ef9cc9f
[INFO] running `Command { std: "docker" "start" "-a" "5d441fd51ed07c407d08bbf4589bd64143601277df66cc7402ff55bf7ef9cc9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d441fd51ed07c407d08bbf4589bd64143601277df66cc7402ff55bf7ef9cc9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d441fd51ed07c407d08bbf4589bd64143601277df66cc7402ff55bf7ef9cc9f", kill_on_drop: false }`
[INFO] [stdout] 5d441fd51ed07c407d08bbf4589bd64143601277df66cc7402ff55bf7ef9cc9f
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 736edf1f71634f1d0f9d12de1cc01f6a27b918d89fbf34b1305557333ded30c2
[INFO] running `Command { std: "docker" "start" "-a" "736edf1f71634f1d0f9d12de1cc01f6a27b918d89fbf34b1305557333ded30c2", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking sha-1 v0.10.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking anstyle-query v1.1.0
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking tungstenite v0.17.3
[INFO] [stderr]    Compiling test-log-macros v0.2.16
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]     Checking tokio v1.38.0
[INFO] [stderr]     Checking test-log v0.2.16
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling serde_with_macros v2.3.3
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]    Compiling snafu-derive v0.7.5
[INFO] [stderr]     Checking tokio-tungstenite v0.17.2
[INFO] [stderr]     Checking snafu v0.7.5
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking serde_json v1.0.120
[INFO] [stderr]     Checking serde_with v2.3.3
[INFO] [stderr]     Checking aria2-ws v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `push_value` is never used
[INFO] [stdout]   --> src/utils.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub trait PushExt {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 13 |     fn push_value<T: Serialize>(&mut self, t: T) -> Result<()>;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `push_value` is never used
[INFO] [stdout]   --> src/utils.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub trait PushExt {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 13 |     fn push_value<T: Serialize>(&mut self, t: T) -> Result<()>;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.65s
[INFO] running `Command { std: "docker" "inspect" "736edf1f71634f1d0f9d12de1cc01f6a27b918d89fbf34b1305557333ded30c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "736edf1f71634f1d0f9d12de1cc01f6a27b918d89fbf34b1305557333ded30c2", kill_on_drop: false }`
[INFO] [stdout] 736edf1f71634f1d0f9d12de1cc01f6a27b918d89fbf34b1305557333ded30c2
[INFO] checking aria2-ws-0.4.0 against try#6a5749073f2ebf59d7740d30e50a932a85756ee7 for pr-127655
[INFO] extracting crate aria2-ws 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate aria2-ws 0.4.0 on toolchain 6a5749073f2ebf59d7740d30e50a932a85756ee7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aria2-ws 0.4.0
[INFO] finished tweaking crates.io crate aria2-ws 0.4.0
[INFO] tweaked toml for crates.io crate aria2-ws 0.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 176 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.23.0)
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.1)
[INFO] [stderr]       Adding env_logger v0.9.3 (latest: v0.11.3)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding gimli v0.29.0 (latest: v0.30.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.5)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.4.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding idna v0.5.0 (latest: v1.0.2)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding matchers v0.1.0 (latest: v0.2.0)
[INFO] [stderr]       Adding mio v0.8.11 (latest: v1.0.0)
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (latest: v0.50.0)
[INFO] [stderr]       Adding regex-automata v0.1.10 (latest: v0.4.7)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.4)
[INFO] [stderr]       Adding serde_with v2.3.3 (latest: v3.8.3)
[INFO] [stderr]       Adding serde_with_macros v2.3.3 (latest: v3.8.3)
[INFO] [stderr]       Adding snafu v0.7.5 (latest: v0.8.4)
[INFO] [stderr]       Adding snafu-derive v0.7.5 (latest: v0.8.4)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.71)
[INFO] [stderr]       Adding tokio-tungstenite v0.17.2 (latest: v0.23.1)
[INFO] [stderr]       Adding tungstenite v0.17.3 (latest: v0.23.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.58.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6d36f0bc2f5c4ebe730740e3bf0279497b2efd328bb4b6593e26a5ea7582661
[INFO] running `Command { std: "docker" "start" "-a" "c6d36f0bc2f5c4ebe730740e3bf0279497b2efd328bb4b6593e26a5ea7582661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6d36f0bc2f5c4ebe730740e3bf0279497b2efd328bb4b6593e26a5ea7582661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6d36f0bc2f5c4ebe730740e3bf0279497b2efd328bb4b6593e26a5ea7582661", kill_on_drop: false }`
[INFO] [stdout] c6d36f0bc2f5c4ebe730740e3bf0279497b2efd328bb4b6593e26a5ea7582661
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03506ba0323a6d5067f760dc9fbe57e20a61446ae229980a5a68bf9f912105c5
[INFO] running `Command { std: "docker" "start" "-a" "03506ba0323a6d5067f760dc9fbe57e20a61446ae229980a5a68bf9f912105c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking sha-1 v0.10.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]     Checking anstyle-query v1.1.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]     Checking tungstenite v0.17.3
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]    Compiling test-log-macros v0.2.16
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]     Checking tokio v1.38.0
[INFO] [stderr]     Checking test-log v0.2.16
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling serde_with_macros v2.3.3
[INFO] [stderr]    Compiling snafu-derive v0.7.5
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking snafu v0.7.5
[INFO] [stderr]     Checking tokio-tungstenite v0.17.2
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking serde_json v1.0.120
[INFO] [stderr]     Checking serde_with v2.3.3
[INFO] [stderr]     Checking aria2-ws v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `push_value` is never used
[INFO] [stdout]   --> src/utils.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub trait PushExt {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 13 |     fn push_value<T: Serialize>(&mut self, t: T) -> Result<()>;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `push_value` is never used
[INFO] [stdout]   --> src/utils.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub trait PushExt {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 13 |     fn push_value<T: Serialize>(&mut self, t: T) -> Result<()>;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.25s
[INFO] running `Command { std: "docker" "inspect" "03506ba0323a6d5067f760dc9fbe57e20a61446ae229980a5a68bf9f912105c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03506ba0323a6d5067f760dc9fbe57e20a61446ae229980a5a68bf9f912105c5", kill_on_drop: false }`
[INFO] [stdout] 03506ba0323a6d5067f760dc9fbe57e20a61446ae229980a5a68bf9f912105c5
