[INFO] fetching crate exprz 0.0.15...
[INFO] documenting exprz-0.0.15 against master#d7d9f15be205b45d44700e7ac33b4f79b91f9680 for pr-117450
[INFO] extracting crate exprz 0.0.15 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate exprz 0.0.15 on toolchain d7d9f15be205b45d44700e7ac33b4f79b91f9680
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7d9f15be205b45d44700e7ac33b4f79b91f9680" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exprz 0.0.15
[INFO] finished tweaking crates.io crate exprz 0.0.15
[INFO] tweaked toml for crates.io crate exprz 0.0.15 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7d9f15be205b45d44700e7ac33b4f79b91f9680" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7d9f15be205b45d44700e7ac33b4f79b91f9680" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+d7d9f15be205b45d44700e7ac33b4f79b91f9680" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6896724c3d24414fcdef0eedeee0e1946c9a42cbddca7e6e51553f32d634dc91
[INFO] running `Command { std: "docker" "start" "-a" "6896724c3d24414fcdef0eedeee0e1946c9a42cbddca7e6e51553f32d634dc91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6896724c3d24414fcdef0eedeee0e1946c9a42cbddca7e6e51553f32d634dc91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6896724c3d24414fcdef0eedeee0e1946c9a42cbddca7e6e51553f32d634dc91", kill_on_drop: false }`
[INFO] [stdout] 6896724c3d24414fcdef0eedeee0e1946c9a42cbddca7e6e51553f32d634dc91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7d9f15be205b45d44700e7ac33b4f79b91f9680" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1641fc7c3a4af990c2e0230c02a5e71e39fdfcc0a9c70209d67da62ed5cf523
[INFO] running `Command { std: "docker" "start" "-a" "e1641fc7c3a4af990c2e0230c02a5e71e39fdfcc0a9c70209d67da62ed5cf523", kill_on_drop: false }`
[INFO] [stderr]  Documenting exprz v0.0.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: redundant explicit link target
[INFO] [stdout]    --> src/lib.rs:442:44
[INFO] [stdout]     |
[INFO] [stdout] 442 |     /// [`Option`]`<`[`Expression::Group`](Expression::Group)`>`.
[INFO] [stdout]     |                       -------------------  ^^^^^^^^^^^^^^^^^ explicit target is redundant
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       because label contains path that resolves to same destination
[INFO] [stdout]     |
[INFO] [stdout]     = note: when a link's destination is not specified,
[INFO] [stdout]             the label is used to resolve intra-doc links
[INFO] [stdout]     = note: `#[warn(rustdoc::redundant_explicit_links)]` on by default
[INFO] [stdout] help: remove explicit link target
[INFO] [stdout]     |
[INFO] [stdout] 442 |     /// [`Option`]`<`[`Expression::Group`]`>`.
[INFO] [stdout]     |                      ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/exprz/index.html
[INFO] running `Command { std: "docker" "inspect" "e1641fc7c3a4af990c2e0230c02a5e71e39fdfcc0a9c70209d67da62ed5cf523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1641fc7c3a4af990c2e0230c02a5e71e39fdfcc0a9c70209d67da62ed5cf523", kill_on_drop: false }`
[INFO] [stdout] e1641fc7c3a4af990c2e0230c02a5e71e39fdfcc0a9c70209d67da62ed5cf523
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "+d7d9f15be205b45d44700e7ac33b4f79b91f9680" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a6e9cc35c9baf754a28470f214e577ad3d94d96b2cf29d1e50f4746b11ab38a
[INFO] running `Command { std: "docker" "start" "-a" "9a6e9cc35c9baf754a28470f214e577ad3d94d96b2cf29d1e50f4746b11ab38a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]  Documenting exprz v0.0.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: redundant explicit link target
[INFO] [stdout]    --> src/lib.rs:442:44
[INFO] [stdout]     |
[INFO] [stdout] 442 |     /// [`Option`]`<`[`Expression::Group`](Expression::Group)`>`.
[INFO] [stdout]     |                       -------------------  ^^^^^^^^^^^^^^^^^ explicit target is redundant
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       because label contains path that resolves to same destination
[INFO] [stdout]     |
[INFO] [stdout]     = note: when a link's destination is not specified,
[INFO] [stdout]             the label is used to resolve intra-doc links
[INFO] [stdout]     = note: `#[warn(rustdoc::redundant_explicit_links)]` on by default
[INFO] [stdout] help: remove explicit link target
[INFO] [stdout]     |
[INFO] [stdout] 442 |     /// [`Option`]`<`[`Expression::Group`]`>`.
[INFO] [stdout]     |                      ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.25s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/exprz/index.html
[INFO] running `Command { std: "docker" "inspect" "9a6e9cc35c9baf754a28470f214e577ad3d94d96b2cf29d1e50f4746b11ab38a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a6e9cc35c9baf754a28470f214e577ad3d94d96b2cf29d1e50f4746b11ab38a", kill_on_drop: false }`
[INFO] [stdout] 9a6e9cc35c9baf754a28470f214e577ad3d94d96b2cf29d1e50f4746b11ab38a