[INFO] fetching crate ledger-filecoin 0.10.0...
[INFO] testing ledger-filecoin-0.10.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate ledger-filecoin 0.10.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ledger-filecoin 0.10.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ledger-filecoin 0.10.0
[INFO] finished tweaking crates.io crate ledger-filecoin 0.10.0
[INFO] tweaked toml for crates.io crate ledger-filecoin 0.10.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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 backtrace v0.3.57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", 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] 25e5a91d305fa813769d486e1beb24a94a64f50d01955956e742332d4c35a28f
[INFO] running `Command { std: "docker" "start" "-a" "25e5a91d305fa813769d486e1beb24a94a64f50d01955956e742332d4c35a28f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25e5a91d305fa813769d486e1beb24a94a64f50d01955956e742332d4c35a28f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25e5a91d305fa813769d486e1beb24a94a64f50d01955956e742332d4c35a28f", kill_on_drop: false }`
[INFO] [stdout] 25e5a91d305fa813769d486e1beb24a94a64f50d01955956e742332d4c35a28f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 6845a1add5e19e2a0645b47ee2abb88b3bf644360a5c1b54a6675026795b501f
[INFO] running `Command { std: "docker" "start" "-a" "6845a1add5e19e2a0645b47ee2abb88b3bf644360a5c1b54a6675026795b501f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling object v0.23.0
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling blake2b_simd v0.5.11
[INFO] [stderr]    Compiling hidapi v0.5.2
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]    Compiling backtrace v0.3.57
[INFO] [stderr]    Compiling secp256k1 v0.17.2
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling ledger v0.2.5
[INFO] [stderr]    Compiling ledger-filecoin v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this attribute can only be applied at the crate level
[INFO] [stdout]   --> src/params.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![doc(html_root_url = "https://docs.rs/ledger-filecoin/0.1.0")]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/params.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | #![deny(warnings, trivial_casts, trivial_numeric_casts)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(invalid_doc_attributes)]` implied by `#[deny(warnings)]`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout]    = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#at-the-crate-level for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ledger-filecoin` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6845a1add5e19e2a0645b47ee2abb88b3bf644360a5c1b54a6675026795b501f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6845a1add5e19e2a0645b47ee2abb88b3bf644360a5c1b54a6675026795b501f", kill_on_drop: false }`
[INFO] [stdout] 6845a1add5e19e2a0645b47ee2abb88b3bf644360a5c1b54a6675026795b501f