[INFO] cloning repository https://github.com/EstebanBorai/low-level-chat-solution [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EstebanBorai/low-level-chat-solution" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEstebanBorai%2Flow-level-chat-solution", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEstebanBorai%2Flow-level-chat-solution'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2366ea961b5b25b8f2804dee373718ea079d4e4d [INFO] checking EstebanBorai/low-level-chat-solution against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEstebanBorai%2Flow-level-chat-solution" "/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/EstebanBorai/low-level-chat-solution on toolchain 506512391b1a75ae450d36c9420978402a91abcc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/EstebanBorai/low-level-chat-solution [INFO] finished tweaking git repo https://github.com/EstebanBorai/low-level-chat-solution [INFO] tweaked toml for git repo https://github.com/EstebanBorai/low-level-chat-solution written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/EstebanBorai/low-level-chat-solution 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded http-muncher v0.2.5 [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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4c66a4f38c07ffe917bf362f0ab9f2b2fcd48aed95753a38739a97becffe71c8 [INFO] running `Command { std: "docker" "start" "-a" "4c66a4f38c07ffe917bf362f0ab9f2b2fcd48aed95753a38739a97becffe71c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c66a4f38c07ffe917bf362f0ab9f2b2fcd48aed95753a38739a97becffe71c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c66a4f38c07ffe917bf362f0ab9f2b2fcd48aed95753a38739a97becffe71c8", kill_on_drop: false }` [INFO] [stdout] 4c66a4f38c07ffe917bf362f0ab9f2b2fcd48aed95753a38739a97becffe71c8 [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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8894aa66757e34403d4fa9e5b057c4b8fb432fbd19bba50839987cb4272e7e0b [INFO] running `Command { std: "docker" "start" "-a" "8894aa66757e34403d4fa9e5b057c4b8fb432fbd19bba50839987cb4272e7e0b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking slab v0.1.3 [INFO] [stderr] Checking bytes v0.3.0 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling ws2_32-sys v0.2.1 [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: &mut D) -> Result, 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/506512391b1a75ae450d36c9420978402a91abcc/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] Checking log v0.3.9 [INFO] [stderr] Compiling http-muncher v0.2.5 [INFO] [stderr] Checking sha1 v0.1.1 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking nix v0.5.1 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking miow v0.1.5 [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" "8894aa66757e34403d4fa9e5b057c4b8fb432fbd19bba50839987cb4272e7e0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8894aa66757e34403d4fa9e5b057c4b8fb432fbd19bba50839987cb4272e7e0b", kill_on_drop: false }` [INFO] [stdout] 8894aa66757e34403d4fa9e5b057c4b8fb432fbd19bba50839987cb4272e7e0b [INFO] checking EstebanBorai/low-level-chat-solution against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEstebanBorai%2Flow-level-chat-solution" "/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/EstebanBorai/low-level-chat-solution on toolchain dae34b759e282c069aa28752564694effd121a63 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/EstebanBorai/low-level-chat-solution [INFO] finished tweaking git repo https://github.com/EstebanBorai/low-level-chat-solution [INFO] tweaked toml for git repo https://github.com/EstebanBorai/low-level-chat-solution written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/EstebanBorai/low-level-chat-solution 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" "+dae34b759e282c069aa28752564694effd121a63" "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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] df092fa60583c0cd41149f0bdc648ecfd8d26a6aa8347e2eacd5396a45940a19 [INFO] running `Command { std: "docker" "start" "-a" "df092fa60583c0cd41149f0bdc648ecfd8d26a6aa8347e2eacd5396a45940a19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "df092fa60583c0cd41149f0bdc648ecfd8d26a6aa8347e2eacd5396a45940a19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df092fa60583c0cd41149f0bdc648ecfd8d26a6aa8347e2eacd5396a45940a19", kill_on_drop: false }` [INFO] [stdout] df092fa60583c0cd41149f0bdc648ecfd8d26a6aa8347e2eacd5396a45940a19 [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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2cfc24a883d081c44ad7152428f58647f8861783dbda191df9c3bb944c4ca8cb [INFO] running `Command { std: "docker" "start" "-a" "2cfc24a883d081c44ad7152428f58647f8861783dbda191df9c3bb944c4ca8cb", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "2cfc24a883d081c44ad7152428f58647f8861783dbda191df9c3bb944c4ca8cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2cfc24a883d081c44ad7152428f58647f8861783dbda191df9c3bb944c4ca8cb", kill_on_drop: false }` [INFO] [stdout] 2cfc24a883d081c44ad7152428f58647f8861783dbda191df9c3bb944c4ca8cb