[INFO] cloning repository https://github.com/alexcrichton/wasm-gc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexcrichton/wasm-gc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexcrichton%2Fwasm-gc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexcrichton%2Fwasm-gc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] deb1c6dc3aec39a3f2bdc5595266212ead448490
[INFO] documenting alexcrichton/wasm-gc against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexcrichton%2Fwasm-gc" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexcrichton/wasm-gc on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexcrichton/wasm-gc
[INFO] finished tweaking git repo https://github.com/alexcrichton/wasm-gc
[INFO] tweaked toml for git repo https://github.com/alexcrichton/wasm-gc written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/alexcrichton/wasm-gc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v0.15.1
[INFO] [stderr]   Downloaded termcolor v1.0.2
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.21
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.21
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.21
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.21
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afa3d904977b033a9e46e7c857c25287af5699946071305fbc8e9f688ea8bb81
[INFO] running `Command { std: "docker" "start" "-a" "afa3d904977b033a9e46e7c857c25287af5699946071305fbc8e9f688ea8bb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afa3d904977b033a9e46e7c857c25287af5699946071305fbc8e9f688ea8bb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afa3d904977b033a9e46e7c857c25287af5699946071305fbc8e9f688ea8bb81", kill_on_drop: false }`
[INFO] [stdout] afa3d904977b033a9e46e7c857c25287af5699946071305fbc8e9f688ea8bb81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40cca2964a94d4b510cad37b0e7e82b23906627621f4798ecab99bb6d006b161
[INFO] running `Command { std: "docker" "start" "-a" "40cca2964a94d4b510cad37b0e7e82b23906627621f4798ecab99bb6d006b161", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking termcolor v1.0.2
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking log v0.4.4
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking getopts v0.2.18
[INFO] [stderr]     Checking parity-wasm v0.32.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking wasm-gc-api v0.1.11 (/opt/rustwide/workdir/wasm-gc-api)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> wasm-gc-api/src/lib.rs:63:52
[INFO] [stdout]    |
[INFO] [stdout] 63 |         if let Some(module) = (&mut module as &mut Any).downcast_mut() {
[INFO] [stdout]    |                                                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 63 |         if let Some(module) = (&mut module as &mut dyn Any).downcast_mut() {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> wasm-gc-api/src/lib.rs:91:36
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let module = self.0 as Box<Any>;
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let module = self.0 as Box<dyn Any>;
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> wasm-gc-api/src/gc.rs:317:9
[INFO] [stdout]     |
[INFO] [stdout] 317 |         drop(table);
[INFO] [stdout]     |         ^^^^^-----^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&TableType`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> wasm-gc-api/src/gc.rs:611:9
[INFO] [stdout]     |
[INFO] [stdout] 611 |         drop(t);
[INFO] [stdout]     |         ^^^^^-^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut parity_wasm::elements::ValueType`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> wasm-gc-api/src/gc.rs:647:13
[INFO] [stdout]     |
[INFO] [stdout] 647 |             drop(t); // TODO
[INFO] [stdout]     |             ^^^^^-^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  argument has type `&mut TableType`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> wasm-gc-api/src/gc.rs:655:13
[INFO] [stdout]     |
[INFO] [stdout] 655 |             drop(m); // TODO
[INFO] [stdout]     |             ^^^^^-^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  argument has type `&mut parity_wasm::elements::MemoryType`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> wasm-gc-api/src/gc.rs:674:9
[INFO] [stdout]     |
[INFO] [stdout] 674 |         drop(s);
[INFO] [stdout]     |         ^^^^^-^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut parity_wasm::elements::GlobalType`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting wasm-gc v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/wasm_gc/index.html
[INFO] running `Command { std: "docker" "inspect" "40cca2964a94d4b510cad37b0e7e82b23906627621f4798ecab99bb6d006b161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40cca2964a94d4b510cad37b0e7e82b23906627621f4798ecab99bb6d006b161", kill_on_drop: false }`
[INFO] [stdout] 40cca2964a94d4b510cad37b0e7e82b23906627621f4798ecab99bb6d006b161
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8652f52a724e67f9c1776ab2f374c1e6c401b038705e700d4a1600a8f7fdf0fe
[INFO] running `Command { std: "docker" "start" "-a" "8652f52a724e67f9c1776ab2f374c1e6c401b038705e700d4a1600a8f7fdf0fe", kill_on_drop: false }`
[INFO] [stderr] error: no library targets found in package `wasm-gc`
[INFO] running `Command { std: "docker" "inspect" "8652f52a724e67f9c1776ab2f374c1e6c401b038705e700d4a1600a8f7fdf0fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8652f52a724e67f9c1776ab2f374c1e6c401b038705e700d4a1600a8f7fdf0fe", kill_on_drop: false }`
[INFO] [stdout] 8652f52a724e67f9c1776ab2f374c1e6c401b038705e700d4a1600a8f7fdf0fe
