[INFO] fetching crate cryprot-net 0.1.0...
[INFO] checking cryprot-net-0.1.0 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] extracting crate cryprot-net 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate cryprot-net 0.1.0
[INFO] finished tweaking crates.io crate cryprot-net 0.1.0
[INFO] tweaked toml for crates.io crate cryprot-net 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cryprot-net 0.1.0 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 219 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stdout] c38e10c1111583dc30cf6db5db44d4c39ac898bfed827f0334d63b8653a9251b
[INFO] running `Command { std: "docker" "start" "-a" "c38e10c1111583dc30cf6db5db44d4c39ac898bfed827f0334d63b8653a9251b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c38e10c1111583dc30cf6db5db44d4c39ac898bfed827f0334d63b8653a9251b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c38e10c1111583dc30cf6db5db44d4c39ac898bfed827f0334d63b8653a9251b", kill_on_drop: false }`
[INFO] [stdout] c38e10c1111583dc30cf6db5db44d4c39ac898bfed827f0334d63b8653a9251b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a340de6975596e75657bc9342b0e80afe48258c724545a1ba889fbe45aeae02
[INFO] running `Command { std: "docker" "start" "-a" "1a340de6975596e75657bc9342b0e80afe48258c724545a1ba889fbe45aeae02", kill_on_drop: false }`
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[INFO] [stderr]     Checking cryprot-net v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `crate::metrics`
[INFO] [stdout]   --> src/testing.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  |     metrics::{new_comm_layer, CommLayerData},
[INFO] [stdout]    |     ^^^^^^^ could not find `metrics` in the crate root
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub mod metrics;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] note: the item is gated behind the `metrics` feature
[INFO] [stdout]   --> src/lib.rs:32:7
[INFO] [stdout]    |
[INFO] [stdout] 32 | #[cfg(feature = "metrics")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tracing_subscriber`
[INFO] [stdout]   --> src/testing.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | use tracing_subscriber::{
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_subscriber`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tracing_subscriber`, use `cargo add tracing_subscriber` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_subscriber`
[INFO] [stdout]   --> src/testing.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | use tracing_subscriber::{
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_subscriber`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tracing_subscriber`, use `cargo add tracing_subscriber` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tracing_subscriber`
[INFO] [stdout]    --> src/testing.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 |     tracing_subscriber::fmt()
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_subscriber`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `tracing_subscriber`, use `cargo add tracing_subscriber` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:467:36
[INFO] [stdout]     |
[INFO] [stdout] 467 |     pub fn as_stream<T: Serialize>(&mut self) -> TempSendStream<T> {
[INFO] [stdout]     |                                    ^^^^^^^^^     ----------------- the same lifetime is hidden here
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 467 |     pub fn as_stream<T: Serialize>(&mut self) -> TempSendStream<'_, T> {
[INFO] [stdout]     |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:515:43
[INFO] [stdout]     |
[INFO] [stdout] 515 |     pub fn as_stream<T: DeserializeOwned>(&mut self) -> ReceiveStreamTemp<T> {
[INFO] [stdout]     |                                           ^^^^^^^^^     -------------------- the same lifetime is hidden here
[INFO] [stdout]     |                                           |
[INFO] [stdout]     |                                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 515 |     pub fn as_stream<T: DeserializeOwned>(&mut self) -> ReceiveStreamTemp<'_, T> {
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:697:31
[INFO] [stdout]     |
[INFO] [stdout] 697 |         let (_, mut recv) = c.stream().await?;
[INFO] [stdout]     |                               ^^^^^^ cannot infer type of the type parameter `T` declared on the method `stream`
[INFO] [stdout] 698 |         snd.send(vec![u8::MAX; 16]).await?;
[INFO] [stdout] 699 |         let ret: Vec<_> = recv.next().await.context("recv")??;
[INFO] [stdout]     |                           ----------------------------------- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]     |
[INFO] [stdout] 697 |         let (_, mut recv) = c.stream::<Vec<_>>().await?;
[INFO] [stdout]     |                                     ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:697:31
[INFO] [stdout]     |
[INFO] [stdout] 697 |         let (_, mut recv) = c.stream().await?;
[INFO] [stdout]     |                               ^^^^^^ cannot infer type of the type parameter `T` declared on the method `stream`
[INFO] [stdout] ...
[INFO] [stdout] 700 |         assert_eq!(vec![u8::MAX; 16], ret);
[INFO] [stdout]     |         ---------------------------------- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout]     = note: multiple `impl`s satisfying `u8: PartialEq<_>` found in the following crates: `core`, `serde_json`:
[INFO] [stdout]             - impl PartialEq for u8;
[INFO] [stdout]             - impl PartialEq<serde_json::Value> for u8;
[INFO] [stdout]     = note: required for `Vec<u8>` to implement `PartialEq<Vec<_>>`
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]     |
[INFO] [stdout] 697 |         let (_, mut recv) = c.stream::<Vec<_>>().await?;
[INFO] [stdout]     |                                     ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0283, E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cryprot-net` (lib test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "1a340de6975596e75657bc9342b0e80afe48258c724545a1ba889fbe45aeae02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a340de6975596e75657bc9342b0e80afe48258c724545a1ba889fbe45aeae02", kill_on_drop: false }`
[INFO] [stdout] 1a340de6975596e75657bc9342b0e80afe48258c724545a1ba889fbe45aeae02
