[INFO] fetching crate markdown-edit 0.1.0...
[INFO] testing markdown-edit-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate markdown-edit 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate markdown-edit 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate markdown-edit 0.1.0
[INFO] finished tweaking crates.io crate markdown-edit 0.1.0
[INFO] tweaked toml for crates.io crate markdown-edit 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c2e7cbfebdabddcb38f1ecb2a0de223116ffad32918999f4d2e17703a89d67d
[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" "0c2e7cbfebdabddcb38f1ecb2a0de223116ffad32918999f4d2e17703a89d67d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c2e7cbfebdabddcb38f1ecb2a0de223116ffad32918999f4d2e17703a89d67d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c2e7cbfebdabddcb38f1ecb2a0de223116ffad32918999f4d2e17703a89d67d", kill_on_drop: false }`
[INFO] [stdout] 0c2e7cbfebdabddcb38f1ecb2a0de223116ffad32918999f4d2e17703a89d67d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--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] 57cc1c4f1683c4be0311981f0ff86829508aa194a58a2f572cf03ac434e68b73
[INFO] running `Command { std: "docker" "start" "-a" "57cc1c4f1683c4be0311981f0ff86829508aa194a58a2f572cf03ac434e68b73", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling object v0.26.0
[INFO] [stderr]    Compiling pulldown-cmark v0.5.3
[INFO] [stderr]    Compiling pulldown-cmark-to-cmark v1.2.4
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling markdown-edit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `&Event<'_>: Borrow<pulldown_cmark::parse::Event<'_>>` is not satisfied
[INFO] [stdout]    --> src/lib.rs:93:7
[INFO] [stdout]     |
[INFO] [stdout] 93  |       cmark(events.iter(), &mut buf, None)?;
[INFO] [stdout]     |       ^^^^^ the trait `Borrow<pulldown_cmark::parse::Event<'_>>` is not implemented for `&Event<'_>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pulldown-cmark-to-cmark-1.2.4/src/fmt.rs:408:8
[INFO] [stdout]     |
[INFO] [stdout] 408 |     E: Borrow<Event<'a>>,
[INFO] [stdout]     |        ----------------- required by this bound in `cmark`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `markdown-edit`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "57cc1c4f1683c4be0311981f0ff86829508aa194a58a2f572cf03ac434e68b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57cc1c4f1683c4be0311981f0ff86829508aa194a58a2f572cf03ac434e68b73", kill_on_drop: false }`
[INFO] [stdout] 57cc1c4f1683c4be0311981f0ff86829508aa194a58a2f572cf03ac434e68b73
