[INFO] cloning repository https://github.com/darkwater/um [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/darkwater/um" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkwater%2Fum", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkwater%2Fum'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 290006bff8a85d175e37e16f89eb0fa19b9114ad [INFO] documenting darkwater/um 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%2Fdarkwater%2Fum" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/darkwater/um 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/darkwater/um [INFO] finished tweaking git repo https://github.com/darkwater/um [INFO] tweaked toml for git repo https://github.com/darkwater/um written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/darkwater/um 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] Downloading crates ... [INFO] [stderr] Downloaded futures v0.1.20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 6aa4774d8f8509bb82967d123e4102cf523b33cc7f85f9bc3ce74aa23fbc2357 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6aa4774d8f8509bb82967d123e4102cf523b33cc7f85f9bc3ce74aa23fbc2357", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6aa4774d8f8509bb82967d123e4102cf523b33cc7f85f9bc3ce74aa23fbc2357", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6aa4774d8f8509bb82967d123e4102cf523b33cc7f85f9bc3ce74aa23fbc2357", kill_on_drop: false }` [INFO] [stdout] 6aa4774d8f8509bb82967d123e4102cf523b33cc7f85f9bc3ce74aa23fbc2357 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5bad2214ffc10702e5385b9fd8bf0266196a20003b664ee9a52fba3e074378de [INFO] running `Command { std: "docker" "start" "-a" "5bad2214ffc10702e5385b9fd8bf0266196a20003b664ee9a52fba3e074378de", kill_on_drop: false }` [INFO] [stderr] Checking futures v0.1.20 [INFO] [stderr] Checking crossbeam-utils v0.3.2 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking net2 v0.2.32 [INFO] [stderr] Checking bytes v0.4.6 [INFO] [stderr] Checking crossbeam-epoch v0.4.1 [INFO] [stderr] Checking mio v0.6.14 [INFO] [stderr] Checking crossbeam-deque v0.3.0 [INFO] [stderr] Checking tokio-executor v0.1.1 [INFO] [stderr] Checking tokio-io v0.1.6 [INFO] [stderr] Checking tokio-threadpool v0.1.1 [INFO] [stderr] Checking tokio-reactor v0.1.1 [INFO] [stderr] Checking tokio-udp v0.1.0 [INFO] [stderr] Checking tokio-tcp v0.1.0 [INFO] [stderr] Checking tokio v0.1.4 [INFO] [stderr] Documenting um v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0437]: type `Ok` is not a member of trait `Try` [INFO] [stdout] --> src/response.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | type Ok = Response<'a>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `Try` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0437]: type `Error` is not a member of trait `Try` [INFO] [stdout] --> src/response.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | type Error = &'static str; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `Try` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0407]: method `into_result` is not a member of trait `Try` [INFO] [stdout] --> src/response.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 54 | / fn into_result(self) -> Result { [INFO] [stdout] 55 | | match self { [INFO] [stdout] 56 | | Response::Error(e) => Err(e), [INFO] [stdout] 57 | | r @ _ => Ok(r), [INFO] [stdout] 58 | | } [INFO] [stdout] 59 | | } [INFO] [stdout] | |_____^ not a member of trait `Try` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0407]: method `from_error` is not a member of trait `Try` [INFO] [stdout] --> src/response.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | / fn from_error(v: Self::Error) -> Self { [INFO] [stdout] 62 | | Response::Error(v) [INFO] [stdout] 63 | | } [INFO] [stdout] | |_____^ not a member of trait `Try` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0407]: method `from_ok` is not a member of trait `Try` [INFO] [stdout] --> src/response.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | / fn from_ok(v: Self::Ok) -> Self { [INFO] [stdout] 66 | | v [INFO] [stdout] 67 | | } [INFO] [stdout] | |_____^ not a member of trait `Try` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: the feature `match_default_bindings` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: Compilation failed, aborting rustdoc [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 7 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0407, E0437, E0554. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0407`. [INFO] [stdout] [INFO] [stderr] error: could not document `um` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type bin --crate-name um src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=53bf82fa24bf8ecd -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-a834264d50fe9a9a.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-cff80c40ab5eba4f.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-ab3e39869f90fb41.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "5bad2214ffc10702e5385b9fd8bf0266196a20003b664ee9a52fba3e074378de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bad2214ffc10702e5385b9fd8bf0266196a20003b664ee9a52fba3e074378de", kill_on_drop: false }` [INFO] [stdout] 5bad2214ffc10702e5385b9fd8bf0266196a20003b664ee9a52fba3e074378de