[INFO] cloning repository https://github.com/adi/immutable [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adi/immutable" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadi%2Fimmutable", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadi%2Fimmutable'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a5560de697a5b9d0889b193a65e54d4ce89b19e3 [INFO] documenting adi/immutable against 1.61.0 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadi%2Fimmutable" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/adi/immutable on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/adi/immutable [INFO] finished tweaking git repo https://github.com/adi/immutable [INFO] tweaked toml for git repo https://github.com/adi/immutable written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/adi/immutable already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] be193d531a520c82a2997ddc98c4e4786536937919d5937d5f22704667baf10d [INFO] running `Command { std: "docker" "start" "-a" "be193d531a520c82a2997ddc98c4e4786536937919d5937d5f22704667baf10d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "be193d531a520c82a2997ddc98c4e4786536937919d5937d5f22704667baf10d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be193d531a520c82a2997ddc98c4e4786536937919d5937d5f22704667baf10d", kill_on_drop: false }` [INFO] [stdout] be193d531a520c82a2997ddc98c4e4786536937919d5937d5f22704667baf10d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a3871cdc87c59d2b61b7c3e863a4f67e60f6985e070fab53b9d92ae9097a0777 [INFO] running `Command { std: "docker" "start" "-a" "a3871cdc87c59d2b61b7c3e863a4f67e60f6985e070fab53b9d92ae9097a0777", kill_on_drop: false }` [INFO] [stderr] Checking immutable v0.1.0 (/opt/rustwide/workdir/immutable) [INFO] [stderr] Documenting immutable v0.1.0 (/opt/rustwide/workdir/immutable) [INFO] [stdout] warning: field is never read: `v` [INFO] [stdout] --> immutable/src/lib.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | v: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Set` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> immutable/src/lib.rs:33:10 [INFO] [stdout] | [INFO] [stdout] 33 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `v` [INFO] [stdout] --> immutable/src/lib.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | v: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Vector` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> immutable/src/lib.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `first` [INFO] [stdout] --> immutable/src/lib.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 57 | first: Rc, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Pair` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> immutable/src/lib.rs:55:10 [INFO] [stdout] | [INFO] [stdout] 55 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `second` [INFO] [stdout] --> immutable/src/lib.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 58 | second: Rc, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Pair` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> immutable/src/lib.rs:55:10 [INFO] [stdout] | [INFO] [stdout] 55 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pairs` [INFO] [stdout] --> immutable/src/lib.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | pairs: Vec, Rc>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Hashmap` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> immutable/src/lib.rs:67:10 [INFO] [stdout] | [INFO] [stdout] 67 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Documenting example v0.1.0 (/opt/rustwide/workdir/example) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.74s [INFO] running `Command { std: "docker" "inspect" "a3871cdc87c59d2b61b7c3e863a4f67e60f6985e070fab53b9d92ae9097a0777", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3871cdc87c59d2b61b7c3e863a4f67e60f6985e070fab53b9d92ae9097a0777", kill_on_drop: false }` [INFO] [stdout] a3871cdc87c59d2b61b7c3e863a4f67e60f6985e070fab53b9d92ae9097a0777 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }` [INFO] [stdout] fc36efcb2ae3cbfd2c97ee2b73f020b5629e6587efdff5943190def28f92e32c [INFO] running `Command { std: "docker" "start" "-a" "fc36efcb2ae3cbfd2c97ee2b73f020b5629e6587efdff5943190def28f92e32c", kill_on_drop: false }` [INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace [INFO] running `Command { std: "docker" "inspect" "fc36efcb2ae3cbfd2c97ee2b73f020b5629e6587efdff5943190def28f92e32c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc36efcb2ae3cbfd2c97ee2b73f020b5629e6587efdff5943190def28f92e32c", kill_on_drop: false }` [INFO] [stdout] fc36efcb2ae3cbfd2c97ee2b73f020b5629e6587efdff5943190def28f92e32c