[INFO] fetching crate ttrpc 0.5.1...
[INFO] checking ttrpc-0.5.1 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate ttrpc 0.5.1 into /workspace/builds/worker-63/source
[INFO] validating manifest of crates.io crate ttrpc 0.5.1 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ttrpc 0.5.1
[INFO] finished tweaking crates.io crate ttrpc 0.5.1
[INFO] tweaked toml for crates.io crate ttrpc 0.5.1 written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0d7268b8f930166835d3d6250ae44691271638ab6103ab4792e5e06d0b4cb86
[INFO] running `Command { std: "docker" "start" "-a" "c0d7268b8f930166835d3d6250ae44691271638ab6103ab4792e5e06d0b4cb86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0d7268b8f930166835d3d6250ae44691271638ab6103ab4792e5e06d0b4cb86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0d7268b8f930166835d3d6250ae44691271638ab6103ab4792e5e06d0b4cb86", kill_on_drop: false }`
[INFO] [stdout] c0d7268b8f930166835d3d6250ae44691271638ab6103ab4792e5e06d0b4cb86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b46855b3097aa80fc87928e61ba8906de6a19dd3352d44811e5882312c787c3e
[INFO] running `Command { std: "docker" "start" "-a" "b46855b3097aa80fc87928e61ba8906de6a19dd3352d44811e5882312c787c3e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling protobuf v2.25.0
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking bitflags v1.3.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling protobuf-codegen v2.25.0
[INFO] [stderr]    Compiling protobuf-codegen-pure v2.25.0
[INFO] [stderr]    Compiling ttrpc v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this attribute can only be applied to a `use` item
[INFO] [stdout]   --> src/lib.rs:45:7
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[doc(inline)]
[INFO] [stdout]    |       ^^^^^^ only applicable on `use` items
[INFO] [stdout] 46 | pub mod context;
[INFO] [stdout]    | ---------------- not a `use` item
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_doc_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout]    = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#docno_inlinedocinline for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this attribute can only be applied to a `use` item
[INFO] [stdout]    --> src/common.rs:120:19
[INFO] [stdout]     |
[INFO] [stdout] 120 |               #[doc(inline)]
[INFO] [stdout]     |                     ^^^^^^ only applicable on `use` items
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:55:1
[INFO] [stdout]     |
[INFO] [stdout] 55  | / cfg_sync! {
[INFO] [stdout] 56  | |     pub mod sync;
[INFO] [stdout]     | |     ------------- not a `use` item
[INFO] [stdout] 57  | |     pub use crate::sync::channel::{write_message};
[INFO] [stdout] 58  | |     pub use crate::sync::utils::{response_to_channel, MethodHandler, TtrpcContext};
[INFO] [stdout] ...   |
[INFO] [stdout] 62  | |     pub use crate::sync::server::Server;
[INFO] [stdout] 63  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout]     = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#docno_inlinedocinline for more information
[INFO] [stdout]     = note: this warning originates in the macro `cfg_sync` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this attribute can only be applied to a `use` item
[INFO] [stdout]   --> src/lib.rs:45:7
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[doc(inline)]
[INFO] [stdout]    |       ^^^^^^ only applicable on `use` items
[INFO] [stdout] 46 | pub mod context;
[INFO] [stdout]    | ---------------- not a `use` item
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_doc_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout]    = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#docno_inlinedocinline for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this attribute can only be applied to a `use` item
[INFO] [stdout]    --> src/common.rs:120:19
[INFO] [stdout]     |
[INFO] [stdout] 120 |               #[doc(inline)]
[INFO] [stdout]     |                     ^^^^^^ only applicable on `use` items
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:55:1
[INFO] [stdout]     |
[INFO] [stdout] 55  | / cfg_sync! {
[INFO] [stdout] 56  | |     pub mod sync;
[INFO] [stdout]     | |     ------------- not a `use` item
[INFO] [stdout] 57  | |     pub use crate::sync::channel::{write_message};
[INFO] [stdout] 58  | |     pub use crate::sync::utils::{response_to_channel, MethodHandler, TtrpcContext};
[INFO] [stdout] ...   |
[INFO] [stdout] 62  | |     pub use crate::sync::server::Server;
[INFO] [stdout] 63  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout]     = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#docno_inlinedocinline for more information
[INFO] [stdout]     = note: this warning originates in the macro `cfg_sync` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 [unoptimized + debuginfo] target(s) in 18.26s
[INFO] running `Command { std: "docker" "inspect" "b46855b3097aa80fc87928e61ba8906de6a19dd3352d44811e5882312c787c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b46855b3097aa80fc87928e61ba8906de6a19dd3352d44811e5882312c787c3e", kill_on_drop: false }`
[INFO] [stdout] b46855b3097aa80fc87928e61ba8906de6a19dd3352d44811e5882312c787c3e