[INFO] fetching crate rhtml2md 0.0.1...
[INFO] testing rhtml2md-0.0.1 against 1.76.0 for beta-1.77-1
[INFO] extracting crate rhtml2md 0.0.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate rhtml2md 0.0.1 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rhtml2md 0.0.1
[INFO] finished tweaking crates.io crate rhtml2md 0.0.1
[INFO] tweaked toml for crates.io crate rhtml2md 0.0.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate rhtml2md 0.0.1 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unindent v0.1.8
[INFO] [stderr]   Downloaded diff v0.1.12
[INFO] [stderr]   Downloaded indoc v1.0.4
[INFO] [stderr]   Downloaded siphasher v0.3.9
[INFO] [stderr]   Downloaded string_cache v0.8.3
[INFO] [stderr]   Downloaded ctor v0.1.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a82cf0bd9ef4b1285d18da067f6483f0bd365702cc1747bc445402770dac1e2
[INFO] running `Command { std: "docker" "start" "-a" "0a82cf0bd9ef4b1285d18da067f6483f0bd365702cc1747bc445402770dac1e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a82cf0bd9ef4b1285d18da067f6483f0bd365702cc1747bc445402770dac1e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a82cf0bd9ef4b1285d18da067f6483f0bd365702cc1747bc445402770dac1e2", kill_on_drop: false }`
[INFO] [stdout] 0a82cf0bd9ef4b1285d18da067f6483f0bd365702cc1747bc445402770dac1e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d696d352921e3be7f3552cd339abe4a81f3bfa182ae9fe209373946d5432dea3
[INFO] running `Command { std: "docker" "start" "-a" "d696d352921e3be7f3552cd339abe4a81f3bfa182ae9fe209373946d5432dea3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling siphasher v0.3.9
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling tendril v0.4.2
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]    Compiling string_cache v0.8.3
[INFO] [stderr]    Compiling xml5ever v0.16.2
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling markup5ever_rcdom v0.1.0
[INFO] [stderr]    Compiling rhtml2md v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:193:19
[INFO] [stdout]     |
[INFO] [stdout] 193 |         walk(child.borrow(), result, custom);
[INFO] [stdout]     |                   ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Rc<Node>` does not implement `Borrow`, so calling `borrow` on `&Rc<Node>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.72s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: html5ever v0.25.1, xml5ever v0.16.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "d696d352921e3be7f3552cd339abe4a81f3bfa182ae9fe209373946d5432dea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d696d352921e3be7f3552cd339abe4a81f3bfa182ae9fe209373946d5432dea3", kill_on_drop: false }`
[INFO] [stdout] d696d352921e3be7f3552cd339abe4a81f3bfa182ae9fe209373946d5432dea3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b68d4d64410ff223f36823a1c98cadbd510fac5fb9d147d91a59dc2d61886ab
[INFO] running `Command { std: "docker" "start" "-a" "1b68d4d64410ff223f36823a1c98cadbd510fac5fb9d147d91a59dc2d61886ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling unindent v0.1.8
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling indoc v1.0.4
[INFO] [stderr]    Compiling pretty_assertions v0.7.2
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:193:19
[INFO] [stdout]     |
[INFO] [stdout] 193 |         walk(child.borrow(), result, custom);
[INFO] [stdout]     |                   ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Rc<Node>` does not implement `Borrow`, so calling `borrow` on `&Rc<Node>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/borrow.rs:180:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1b68d4d64410ff223f36823a1c98cadbd510fac5fb9d147d91a59dc2d61886ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b68d4d64410ff223f36823a1c98cadbd510fac5fb9d147d91a59dc2d61886ab", kill_on_drop: false }`
[INFO] [stdout] 1b68d4d64410ff223f36823a1c98cadbd510fac5fb9d147d91a59dc2d61886ab
