[INFO] fetching crate tuple-combinator 0.2.1...
[INFO] testing tuple-combinator-0.2.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate tuple-combinator 0.2.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate tuple-combinator 0.2.1
[INFO] finished tweaking crates.io crate tuple-combinator 0.2.1
[INFO] tweaked toml for crates.io crate tuple-combinator 0.2.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tuple-combinator 0.2.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 106ca98cfbe16e0ed2a03c41d1bd698a88378cfe86931a902762ae0f495f9f83
[INFO] running `Command { std: "docker" "start" "-a" "106ca98cfbe16e0ed2a03c41d1bd698a88378cfe86931a902762ae0f495f9f83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "106ca98cfbe16e0ed2a03c41d1bd698a88378cfe86931a902762ae0f495f9f83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "106ca98cfbe16e0ed2a03c41d1bd698a88378cfe86931a902762ae0f495f9f83", kill_on_drop: false }`
[INFO] [stdout] 106ca98cfbe16e0ed2a03c41d1bd698a88378cfe86931a902762ae0f495f9f83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 827e831b9b4b546d3d669fbbb133b3238d4df1f4eef551378b9d1dcf2aa2092c
[INFO] running `Command { std: "docker" "start" "-a" "827e831b9b4b546d3d669fbbb133b3238d4df1f4eef551378b9d1dcf2aa2092c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tuple-combinator v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this attribute can only be applied to a `use` item
[INFO] [stdout]   --> src/lib.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[doc(inline)]
[INFO] [stdout]    |       ^^^^^^ only applicable on `use` items
[INFO] [stdout] 24 | pub trait TupleCombinator: Sized {
[INFO] [stdout]    | -------------------------------- not a `use` item
[INFO] [stdout]    |
[INFO] [stdout]    = note: read <https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#inline-and-no_inline> for more information
[INFO] [stdout]    = note: `#[deny(invalid_doc_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this attribute can only be applied to a `use` item
[INFO] [stdout]    --> src/lib.rs:189:7
[INFO] [stdout]     |
[INFO] [stdout] 189 | #[doc(inline)]
[INFO] [stdout]     |       ^^^^^^ only applicable on `use` items
[INFO] [stdout] 190 | pub trait TupleReducer: Sized {
[INFO] [stdout]     | ----------------------------- not a `use` item
[INFO] [stdout]     |
[INFO] [stdout]     = note: read <https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#inline-and-no_inline> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tuple-combinator` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "827e831b9b4b546d3d669fbbb133b3238d4df1f4eef551378b9d1dcf2aa2092c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "827e831b9b4b546d3d669fbbb133b3238d4df1f4eef551378b9d1dcf2aa2092c", kill_on_drop: false }`
[INFO] [stdout] 827e831b9b4b546d3d669fbbb133b3238d4df1f4eef551378b9d1dcf2aa2092c