[INFO] cloning repository https://github.com/veselysps/rssmission
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/veselysps/rssmission" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveselysps%2Frssmission", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveselysps%2Frssmission'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1ca818da894cad07f42b1b2a2c6fb8398adc187
[INFO] checking veselysps/rssmission against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveselysps%2Frssmission" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/veselysps/rssmission 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/veselysps/rssmission
[INFO] finished tweaking git repo https://github.com/veselysps/rssmission
[INFO] tweaked toml for git repo https://github.com/veselysps/rssmission written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/veselysps/rssmission 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded transmission-rpc v0.3.4
[INFO] [stderr]   Downloaded serde_derive v1.0.125
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[INFO] [stderr]   Downloaded rss v2.0.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4a3f85119772df4fde3194b455a3e45feeadf2fb08fca54522c9ebe47049c7b4
[INFO] running `Command { std: "docker" "start" "-a" "4a3f85119772df4fde3194b455a3e45feeadf2fb08fca54522c9ebe47049c7b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a3f85119772df4fde3194b455a3e45feeadf2fb08fca54522c9ebe47049c7b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a3f85119772df4fde3194b455a3e45feeadf2fb08fca54522c9ebe47049c7b4", kill_on_drop: false }`
[INFO] [stdout] 4a3f85119772df4fde3194b455a3e45feeadf2fb08fca54522c9ebe47049c7b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c4e9f0c1c7390c800d9a5fe7364da79c05d37b9d0ddb708161ebebdf1098ca0a
[INFO] running `Command { std: "docker" "start" "-a" "c4e9f0c1c7390c800d9a5fe7364da79c05d37b9d0ddb708161ebebdf1098ca0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking tinyvec v1.5.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking http-body v0.4.3
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking never v0.1.0
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking quick-xml v0.22.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking idna v0.2.3
[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/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 url v2.2.2
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]    Compiling darling_core v0.12.4
[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" "c4e9f0c1c7390c800d9a5fe7364da79c05d37b9d0ddb708161ebebdf1098ca0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4e9f0c1c7390c800d9a5fe7364da79c05d37b9d0ddb708161ebebdf1098ca0a", kill_on_drop: false }`
[INFO] [stdout] c4e9f0c1c7390c800d9a5fe7364da79c05d37b9d0ddb708161ebebdf1098ca0a