[INFO] fetching crate lib3h_mdns 0.0.42...
[INFO] documenting lib3h_mdns-0.0.42 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate lib3h_mdns 0.0.42 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate lib3h_mdns 0.0.42 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 lib3h_mdns 0.0.42
[INFO] finished tweaking crates.io crate lib3h_mdns 0.0.42
[INFO] tweaked toml for crates.io crate lib3h_mdns 0.0.42 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate lib3h_mdns 0.0.42 already has a lockfile, it will not be regenerated
[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-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] 44d99fc99f067068a105614a045a732941c1d5df40b1557bfc5dae37bdaf711b
[INFO] running `Command { std: "docker" "start" "-a" "44d99fc99f067068a105614a045a732941c1d5df40b1557bfc5dae37bdaf711b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44d99fc99f067068a105614a045a732941c1d5df40b1557bfc5dae37bdaf711b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44d99fc99f067068a105614a045a732941c1d5df40b1557bfc5dae37bdaf711b", kill_on_drop: false }`
[INFO] [stdout] 44d99fc99f067068a105614a045a732941c1d5df40b1557bfc5dae37bdaf711b
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1aad014e70350df73b4e45b46ae1e29ffa5e59191365b21bd31467027e7d34e
[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" "a1aad014e70350df73b4e45b46ae1e29ffa5e59191365b21bd31467027e7d34e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]    Compiling syn v0.15.31
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling holochain_json_api v0.0.23
[INFO] [stderr]     Checking reed-solomon v0.2.1
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking sha1 v0.5.0
[INFO] [stderr]    Compiling holochain_persistence_api v0.0.18
[INFO] [stderr]     Checking regex-syntax v0.6.16
[INFO] [stderr]     Checking objekt v0.1.2
[INFO] [stderr]     Checking zeroize v0.10.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling backtrace-sys v0.1.34
[INFO] [stderr]    Compiling backtrace v0.3.27
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking hcid v0.0.6
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking time v0.1.42
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[INFO] [stderr]     Checking hostname v0.1.5
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[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]     Checking tiny-keccak v1.5.0
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[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]     Checking generic-array v0.9.0
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[INFO] [stderr]     Checking multihash v0.8.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking rust-base58 v0.0.4
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling shrinkwraprs v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling shrinkwraprs v0.3.0
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]    Compiling serde_json v1.0.47
[INFO] [stderr]     Checking rmp-serde v0.13.7
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]    Compiling holochain_json_derive v0.0.23
[INFO] [stdout] error[E0432]: unresolved import `std::option::NoneError`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/holochain_json_api-0.0.23/src/error/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     option::NoneError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ no `NoneError` in `option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/holochain_json_api-0.0.23/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/holochain_json_api-0.0.23/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(never_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `std::convert::TryFrom<&json::JsonString>` for type `error::JsonError`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/holochain_json_api-0.0.23/src/error/mod.rs:20:58
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Clone, Debug, PartialEq, Eq, Serialize, Deserialize, DefaultJson, Hash, PartialOrd, Ord,
[INFO] [stdout]    |                                                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: conflicting implementation in crate `core`:
[INFO] [stdout]            - impl<T, U> TryFrom<U> for T
[INFO] [stdout]              where U: Into<T>;
[INFO] [stdout]    = note: this error originates in the derive macro `DefaultJson` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `std::convert::TryFrom<json::JsonString>` for type `error::JsonError`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/holochain_json_api-0.0.23/src/error/mod.rs:20:58
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Clone, Debug, PartialEq, Eq, Serialize, Deserialize, DefaultJson, Hash, PartialOrd, Ord,
[INFO] [stdout]    |                                                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: conflicting implementation in crate `core`:
[INFO] [stdout]            - impl<T, U> TryFrom<U> for T
[INFO] [stdout]              where U: Into<T>;
[INFO] [stdout]    = note: this error originates in the derive macro `DefaultJson` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0119, E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0119`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `holochain_json_api`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "a1aad014e70350df73b4e45b46ae1e29ffa5e59191365b21bd31467027e7d34e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1aad014e70350df73b4e45b46ae1e29ffa5e59191365b21bd31467027e7d34e", kill_on_drop: false }`
[INFO] [stdout] a1aad014e70350df73b4e45b46ae1e29ffa5e59191365b21bd31467027e7d34e
