[INFO] fetching crate lib3h_mdns 0.0.42...
[INFO] testing lib3h_mdns-0.0.42 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate lib3h_mdns 0.0.42 into /workspace/builds/worker-3-tc2/source
[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-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lib3h_mdns 0.0.42 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lib3h_mdns 0.0.42 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddeef12ec76f148b54f37d0698a5166abd3fd6b2688e2976cfba33cc0850faa1
[INFO] running `Command { std: "docker" "start" "-a" "ddeef12ec76f148b54f37d0698a5166abd3fd6b2688e2976cfba33cc0850faa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddeef12ec76f148b54f37d0698a5166abd3fd6b2688e2976cfba33cc0850faa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddeef12ec76f148b54f37d0698a5166abd3fd6b2688e2976cfba33cc0850faa1", kill_on_drop: false }`
[INFO] [stdout] ddeef12ec76f148b54f37d0698a5166abd3fd6b2688e2976cfba33cc0850faa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ca1e76276fb0710eedfe07662a167b134923bc768a68b1bb8aab0085e92cf10
[INFO] running `Command { std: "docker" "start" "-a" "2ca1e76276fb0710eedfe07662a167b134923bc768a68b1bb8aab0085e92cf10", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling syn v0.15.31
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.34
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling sha1 v0.5.0
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]    Compiling reed-solomon v0.2.1
[INFO] [stderr]    Compiling holochain_json_api v0.0.23
[INFO] [stderr]    Compiling multihash v0.8.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling hcid v0.0.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling backtrace v0.3.27
[INFO] [stderr]    Compiling uuid v0.7.1
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.47
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling objekt v0.1.2
[INFO] [stderr]    Compiling regex-syntax v0.6.16
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling holochain_persistence_api v0.0.18
[INFO] [stderr]    Compiling rust-base58 v0.0.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling shrinkwraprs v0.2.1
[INFO] [stderr]    Compiling rmp v0.8.9
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling rmp-serde v0.13.7
[INFO] [stderr]    Compiling url_serde v0.2.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling holochain_json_derive v0.0.23
[INFO] [stderr]    Compiling zeroize v0.10.1
[INFO] [stderr]    Compiling shrinkwraprs v0.3.0
[INFO] [stderr]    Compiling nanoid v0.2.0
[INFO] [stdout] error[E0432]: unresolved import `std::option::NoneError`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/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[E0635]: feature `try_trait` has been renamed to `try_trait_v2`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/holochain_json_api-0.0.23/src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(try_trait)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `TryFrom<&json::JsonString>` for type `JsonError`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/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 `TryFrom<json::JsonString>` for type `JsonError`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/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] Some errors have detailed explanations: E0119, E0432, E0635.
[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` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2ca1e76276fb0710eedfe07662a167b134923bc768a68b1bb8aab0085e92cf10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ca1e76276fb0710eedfe07662a167b134923bc768a68b1bb8aab0085e92cf10", kill_on_drop: false }`
[INFO] [stdout] 2ca1e76276fb0710eedfe07662a167b134923bc768a68b1bb8aab0085e92cf10