[INFO] cloning repository https://github.com/sgrowe/compiler-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sgrowe/compiler-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsgrowe%2Fcompiler-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsgrowe%2Fcompiler-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ada338c3a987446d8a6e9644f820e12d251efe1
[INFO] documenting sgrowe/compiler-in-rust 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%2Fsgrowe%2Fcompiler-in-rust" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sgrowe/compiler-in-rust 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/sgrowe/compiler-in-rust
[INFO] finished tweaking git repo https://github.com/sgrowe/compiler-in-rust
[INFO] tweaked toml for git repo https://github.com/sgrowe/compiler-in-rust written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/sgrowe/compiler-in-rust 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]  Downloading crates ...
[INFO] [stderr]   Downloaded wasmparser v0.77.0
[INFO] [stderr]   Downloaded backtrace v0.3.58
[INFO] [stderr]   Downloaded psm v0.1.12
[INFO] [stderr]   Downloaded cast v0.2.5
[INFO] [stderr]   Downloaded wasmtime-cranelift v0.26.0
[INFO] [stderr]   Downloaded wasmtime-cache v0.26.0
[INFO] [stderr]   Downloaded cranelift-native v0.73.0
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[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.73.0
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[INFO] [stderr]   Downloaded cranelift-entity v0.73.0
[INFO] [stderr]   Downloaded cranelift-frontend v0.73.0
[INFO] [stderr]   Downloaded wasmtime-debug v0.26.0
[INFO] [stderr]   Downloaded cranelift-wasm v0.73.0
[INFO] [stderr]   Downloaded cranelift-bforest v0.73.0
[INFO] [stderr]   Downloaded wasmtime-runtime v0.26.0
[INFO] [stderr]   Downloaded wasmtime-profiling v0.26.0
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.73.0
[INFO] [stderr]   Downloaded wasmtime v0.26.0
[INFO] [stderr]   Downloaded cranelift-codegen v0.73.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 7194cad4053abcad65b5c99285232eef947e2b8b47a761a4a66833b7f32e0d75
[INFO] running `Command { std: "docker" "start" "-a" "7194cad4053abcad65b5c99285232eef947e2b8b47a761a4a66833b7f32e0d75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7194cad4053abcad65b5c99285232eef947e2b8b47a761a4a66833b7f32e0d75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7194cad4053abcad65b5c99285232eef947e2b8b47a761a4a66833b7f32e0d75", kill_on_drop: false }`
[INFO] [stdout] 7194cad4053abcad65b5c99285232eef947e2b8b47a761a4a66833b7f32e0d75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] a080baac69f0129a218a75d092311da39d3bf048bf15ad299f9eb8b46f4b2591
[INFO] running `Command { std: "docker" "start" "-a" "a080baac69f0129a218a75d092311da39d3bf048bf15ad299f9eb8b46f4b2591", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.73
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bumpalo v3.6.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.73
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]     Checking compiler_core v0.1.0 (/opt/rustwide/workdir/compiler-core)
[INFO] [stderr]  Documenting compiler_core v0.1.0 (/opt/rustwide/workdir/compiler-core)
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> compiler-core/src/analyser.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |                     name,
[INFO] [stdout]    |                     ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `exported`
[INFO] [stdout]   --> compiler-core/src/analyser.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             exported,
[INFO] [stdout]    |             ^^^^^^^^ help: try ignoring the field: `exported: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `usage_count`
[INFO] [stdout]   --> compiler-core/src/analyser.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             usage_count,
[INFO] [stdout]    |             ^^^^^^^^^^^ help: try ignoring the field: `usage_count: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `statement`
[INFO] [stdout]   --> compiler-core/src/analyser.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |             for statement in body.iter().enumerate() {
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_statement`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Result`
[INFO] [stdout]  --> compiler-core/src/analyser.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Result<'a, X> = std::result::Result<X, AnalyserError<'a>>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Symbol`
[INFO] [stdout]  --> compiler-core/src/analyser.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Symbol<'a> {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `analyse`
[INFO] [stdout]   --> compiler-core/src/analyser.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn analyse(parser: Parser) -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.73
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.73
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.73
[INFO] [stderr]     Checking js-sys v0.3.50
[INFO] [stderr]  Documenting compiler_frontend v0.1.0 (/opt/rustwide/workdir/compiler-frontend)
[INFO] [stderr]     Checking web-sys v0.3.50
[INFO] [stderr]  Documenting online-playground v0.1.0 (/opt/rustwide/workdir/online-playground)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.35s
[INFO] running `Command { std: "docker" "inspect" "a080baac69f0129a218a75d092311da39d3bf048bf15ad299f9eb8b46f4b2591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a080baac69f0129a218a75d092311da39d3bf048bf15ad299f9eb8b46f4b2591", kill_on_drop: false }`
[INFO] [stdout] a080baac69f0129a218a75d092311da39d3bf048bf15ad299f9eb8b46f4b2591
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] ccffdb0537e0e6c9851f073ad2751fe483487b1c1003cbf0cc0beaa1a800a786
[INFO] running `Command { std: "docker" "start" "-a" "ccffdb0537e0e6c9851f073ad2751fe483487b1c1003cbf0cc0beaa1a800a786", 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" "ccffdb0537e0e6c9851f073ad2751fe483487b1c1003cbf0cc0beaa1a800a786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccffdb0537e0e6c9851f073ad2751fe483487b1c1003cbf0cc0beaa1a800a786", kill_on_drop: false }`
[INFO] [stdout] ccffdb0537e0e6c9851f073ad2751fe483487b1c1003cbf0cc0beaa1a800a786