[INFO] cloning repository https://github.com/kaushal4/Air-Hockey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaushal4/Air-Hockey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaushal4%2FAir-Hockey", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaushal4%2FAir-Hockey'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 318c8349721048f3949d3c82494b47c0b6cc81e9
[INFO] testing kaushal4/Air-Hockey against 1.75.0 for beta-1.76-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaushal4%2FAir-Hockey" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kaushal4/Air-Hockey on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kaushal4/Air-Hockey
[INFO] finished tweaking git repo https://github.com/kaushal4/Air-Hockey
[INFO] tweaked toml for git repo https://github.com/kaushal4/Air-Hockey written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kaushal4/Air-Hockey 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quad-alsa-sys v0.3.2
[INFO] [stderr]   Downloaded quad-rand v0.2.1
[INFO] [stderr]   Downloaded macroquad_macro v0.1.7
[INFO] [stderr]   Downloaded audir-sles v0.1.0
[INFO] [stderr]   Downloaded sapp-wasm v0.1.26
[INFO] [stderr]   Downloaded sapp-windows v0.2.19
[INFO] [stderr]   Downloaded glam v0.14.0
[INFO] [stderr]   Downloaded sapp-dummy v0.1.5
[INFO] [stderr]   Downloaded quad-snd v0.2.3
[INFO] [stderr]   Downloaded macroquad v0.3.15
[INFO] [stderr]   Downloaded sapp-linux v0.1.14
[INFO] [stderr]   Downloaded audrey v0.3.0
[INFO] [stderr]   Downloaded fontdue v0.5.2
[INFO] [stderr]   Downloaded sapp-android v0.1.10
[INFO] [stderr]   Downloaded sapp-darwin v0.1.8
[INFO] [stderr]   Downloaded sapp-ios v0.1.2
[INFO] [stderr]   Downloaded miniquad v0.3.0-alpha.45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f30b1254f86ef6665617c385760d38f0b39efd0249a28e54f9ba30f38aec76c
[INFO] running `Command { std: "docker" "start" "-a" "5f30b1254f86ef6665617c385760d38f0b39efd0249a28e54f9ba30f38aec76c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f30b1254f86ef6665617c385760d38f0b39efd0249a28e54f9ba30f38aec76c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f30b1254f86ef6665617c385760d38f0b39efd0249a28e54f9ba30f38aec76c", kill_on_drop: false }`
[INFO] [stdout] 5f30b1254f86ef6665617c385760d38f0b39efd0249a28e54f9ba30f38aec76c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b49f2f8a5de19235e80a051831796ff95ad6894dab469205569f5993a1be8127
[INFO] running `Command { std: "docker" "start" "-a" "b49f2f8a5de19235e80a051831796ff95ad6894dab469205569f5993a1be8127", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling quad-alsa-sys v0.3.2
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling sapp-linux v0.1.14
[INFO] [stderr]    Compiling dasp_sample v0.11.0
[INFO] [stderr]    Compiling quad-snd v0.2.3
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling ttf-parser v0.12.3
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling ogg v0.7.1
[INFO] [stderr]    Compiling dasp_frame v0.11.0
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling bytemuck v1.9.1
[INFO] [stderr]    Compiling bumpalo v3.9.1
[INFO] [stderr]    Compiling glam v0.14.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling macroquad_macro v0.1.7
[INFO] [stderr]    Compiling quad-rand v0.2.1
[INFO] [stderr]    Compiling lewton v0.9.4
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling fontdue v0.5.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling audrey v0.3.0
[INFO] [stderr]    Compiling miniquad v0.3.0-alpha.45
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling macroquad v0.3.15
[INFO] [stderr]    Compiling demo_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.07s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "b49f2f8a5de19235e80a051831796ff95ad6894dab469205569f5993a1be8127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b49f2f8a5de19235e80a051831796ff95ad6894dab469205569f5993a1be8127", kill_on_drop: false }`
[INFO] [stdout] b49f2f8a5de19235e80a051831796ff95ad6894dab469205569f5993a1be8127
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 245a98526e1d0c0fe75b4e27dd6ec47b45890ca1c9a4dfb8c35becc9eb1e86e7
[INFO] running `Command { std: "docker" "start" "-a" "245a98526e1d0c0fe75b4e27dd6ec47b45890ca1c9a4dfb8c35becc9eb1e86e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling demo_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "245a98526e1d0c0fe75b4e27dd6ec47b45890ca1c9a4dfb8c35becc9eb1e86e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "245a98526e1d0c0fe75b4e27dd6ec47b45890ca1c9a4dfb8c35becc9eb1e86e7", kill_on_drop: false }`
[INFO] [stdout] 245a98526e1d0c0fe75b4e27dd6ec47b45890ca1c9a4dfb8c35becc9eb1e86e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4cf65f2b5b4078104185051e8508aee310e556e5d138f40fee879bc0e8eceec7
[INFO] running `Command { std: "docker" "start" "-a" "4cf65f2b5b4078104185051e8508aee310e556e5d138f40fee879bc0e8eceec7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/demo_game-085efb705c221a5d)
[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" "4cf65f2b5b4078104185051e8508aee310e556e5d138f40fee879bc0e8eceec7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cf65f2b5b4078104185051e8508aee310e556e5d138f40fee879bc0e8eceec7", kill_on_drop: false }`
[INFO] [stdout] 4cf65f2b5b4078104185051e8508aee310e556e5d138f40fee879bc0e8eceec7
[INFO] testing kaushal4/Air-Hockey against beta-2024-01-09 for beta-1.76-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaushal4%2FAir-Hockey" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kaushal4/Air-Hockey on toolchain beta-2024-01-09
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kaushal4/Air-Hockey
[INFO] finished tweaking git repo https://github.com/kaushal4/Air-Hockey
[INFO] tweaked toml for git repo https://github.com/kaushal4/Air-Hockey written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kaushal4/Air-Hockey 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" "+beta-2024-01-09" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 736f3c03837876765a65297366d6de89a6ce75ca121c5c98a5afcd890fd75ce4
[INFO] running `Command { std: "docker" "start" "-a" "736f3c03837876765a65297366d6de89a6ce75ca121c5c98a5afcd890fd75ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "736f3c03837876765a65297366d6de89a6ce75ca121c5c98a5afcd890fd75ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "736f3c03837876765a65297366d6de89a6ce75ca121c5c98a5afcd890fd75ce4", kill_on_drop: false }`
[INFO] [stdout] 736f3c03837876765a65297366d6de89a6ce75ca121c5c98a5afcd890fd75ce4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa8ef3514843b2310f2f68ed230bc9d893e4763bf4bba58714dbb897331b7890
[INFO] running `Command { std: "docker" "start" "-a" "fa8ef3514843b2310f2f68ed230bc9d893e4763bf4bba58714dbb897331b7890", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling quad-alsa-sys v0.3.2
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling dasp_sample v0.11.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling sapp-linux v0.1.14
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling quad-snd v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling ttf-parser v0.12.3
[INFO] [stderr]    Compiling bytemuck v1.9.1
[INFO] [stderr]    Compiling dasp_frame v0.11.0
[INFO] [stderr]    Compiling quad-rand v0.2.1
[INFO] [stderr]    Compiling bumpalo v3.9.1
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling glam v0.14.0
[INFO] [stderr]    Compiling macroquad_macro v0.1.7
[INFO] [stderr]    Compiling ogg v0.7.1
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/650745ceb2ae60e04f8cd7bfb671fc37239533e4/library/alloc/src/borrow.rs:180:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lewton v0.9.4
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling fontdue v0.5.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fa8ef3514843b2310f2f68ed230bc9d893e4763bf4bba58714dbb897331b7890", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa8ef3514843b2310f2f68ed230bc9d893e4763bf4bba58714dbb897331b7890", kill_on_drop: false }`
[INFO] [stdout] fa8ef3514843b2310f2f68ed230bc9d893e4763bf4bba58714dbb897331b7890