[INFO] fetching crate mitosis 0.1.0...
[INFO] testing mitosis-0.1.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate mitosis 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate mitosis 0.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mitosis 0.1.0
[INFO] finished tweaking crates.io crate mitosis 0.1.0
[INFO] tweaked toml for crates.io crate mitosis 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate mitosis 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ipc-channel v0.12.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75f6c23193647d2287555082c8f33e9bb4d291269bd612b74ce446458a7620aa
[INFO] running `Command { std: "docker" "start" "-a" "75f6c23193647d2287555082c8f33e9bb4d291269bd612b74ce446458a7620aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75f6c23193647d2287555082c8f33e9bb4d291269bd612b74ce446458a7620aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75f6c23193647d2287555082c8f33e9bb4d291269bd612b74ce446458a7620aa", kill_on_drop: false }`
[INFO] [stdout] 75f6c23193647d2287555082c8f33e9bb4d291269bd612b74ce446458a7620aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bfd521a8bf9c099878858697566e9b8026685b6d4af4704c910612ff3f82cce
[INFO] running `Command { std: "docker" "start" "-a" "1bfd521a8bf9c099878858697566e9b8026685b6d4af4704c910612ff3f82cce", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling ipc-channel v0.12.2
[INFO] [stderr]    Compiling mitosis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `OpaqueIpcReceiver: Serialize` is not satisfied
[INFO] [stdout]     --> src/lib.rs:51:5
[INFO] [stdout]      |
[INFO] [stdout] 51   |     args_receiver: OpaqueIpcReceiver,
[INFO] [stdout]      |     ^^^^^^^^^^^^^ the trait `Serialize` is not implemented for `OpaqueIpcReceiver`
[INFO] [stdout]      |
[INFO] [stdout] note: required by `_IMPL_SERIALIZE_FOR_BootstrapData::_serde::ser::SerializeStruct::serialize_field`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.104/src/ser/mod.rs:1873:5
[INFO] [stdout]      |
[INFO] [stdout] 1873 | /     fn serialize_field<T: ?Sized>(
[INFO] [stdout] 1874 | |         &mut self,
[INFO] [stdout] 1875 | |         key: &'static str,
[INFO] [stdout] 1876 | |         value: &T,
[INFO] [stdout] 1877 | |     ) -> Result<(), Self::Error>
[INFO] [stdout] 1878 | |     where
[INFO] [stdout] 1879 | |         T: Serialize;
[INFO] [stdout]      | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `OpaqueIpcReceiver: Deserialize<'_>` is not satisfied
[INFO] [stdout]     --> src/lib.rs:51:5
[INFO] [stdout]      |
[INFO] [stdout] 51   |     args_receiver: OpaqueIpcReceiver,
[INFO] [stdout]      |     ^^^^^^^^^^^^^ the trait `Deserialize<'_>` is not implemented for `OpaqueIpcReceiver`
[INFO] [stdout]      |
[INFO] [stdout] note: required by `next_element`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.104/src/de/mod.rs:1704:5
[INFO] [stdout]      |
[INFO] [stdout] 1704 | /     fn next_element<T>(&mut self) -> Result<Option<T>, Self::Error>
[INFO] [stdout] 1705 | |     where
[INFO] [stdout] 1706 | |         T: Deserialize<'de>,
[INFO] [stdout]      | |____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `OpaqueIpcReceiver: Deserialize<'_>` is not satisfied
[INFO] [stdout]     --> src/lib.rs:51:5
[INFO] [stdout]      |
[INFO] [stdout] 51   |     args_receiver: OpaqueIpcReceiver,
[INFO] [stdout]      |     ^^^^^^^^^^^^^ the trait `Deserialize<'_>` is not implemented for `OpaqueIpcReceiver`
[INFO] [stdout]      |
[INFO] [stdout] note: required by `next_value`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.104/src/de/mod.rs:1843:5
[INFO] [stdout]      |
[INFO] [stdout] 1843 | /     fn next_value<V>(&mut self) -> Result<V, Self::Error>
[INFO] [stdout] 1844 | |     where
[INFO] [stdout] 1845 | |         V: Deserialize<'de>,
[INFO] [stdout]      | |____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to` found for struct `OpaqueIpcReceiver` in the current scope
[INFO] [stdout]    --> src/lib.rs:139:21
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let args = recv.to().recv().unwrap();
[INFO] [stdout]     |                     ^^ method not found in `OpaqueIpcReceiver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mitosis` due to 5 previous errors
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1bfd521a8bf9c099878858697566e9b8026685b6d4af4704c910612ff3f82cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bfd521a8bf9c099878858697566e9b8026685b6d4af4704c910612ff3f82cce", kill_on_drop: false }`
[INFO] [stdout] 1bfd521a8bf9c099878858697566e9b8026685b6d4af4704c910612ff3f82cce
