[INFO] fetching crate neutron 0.0.2...
[INFO] checking neutron-0.0.2 against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] extracting crate neutron 0.0.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate neutron 0.0.2
[INFO] finished tweaking crates.io crate neutron 0.0.2
[INFO] tweaked toml for crates.io crate neutron 0.0.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate neutron 0.0.2 on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate neutron 0.0.2 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca13cf8d1534bb3a0dd01aabdc8698ad6e123b1c89dd0d8e9bc84a4e4b5177d2
[INFO] running `Command { std: "docker" "start" "-a" "ca13cf8d1534bb3a0dd01aabdc8698ad6e123b1c89dd0d8e9bc84a4e4b5177d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca13cf8d1534bb3a0dd01aabdc8698ad6e123b1c89dd0d8e9bc84a4e4b5177d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca13cf8d1534bb3a0dd01aabdc8698ad6e123b1c89dd0d8e9bc84a4e4b5177d2", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c2eaf272c521acffe5a5f0414d3a18de7927861985758062f6686ba176612c4
[INFO] running `Command { std: "docker" "start" "-a" "7c2eaf272c521acffe5a5f0414d3a18de7927861985758062f6686ba176612c4", kill_on_drop: false }`
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[INFO] [stdout] warning: unexpected `cfg` condition value: `telemetry`
[INFO] [stdout]   --> src/codec.rs:71:16
[INFO] [stdout]    |
[INFO] [stdout] 71 |     #[cfg_attr(feature = "telemetry", tracing::instrument(skip_all))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `json` and `serde_json`
[INFO] [stdout]    = help: consider adding `telemetry` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `telemetry`
[INFO] [stdout]    --> src/message.rs:669:12
[INFO] [stdout]     |
[INFO] [stdout] 669 | #[cfg_attr(feature = "telemetry", tracing::instrument(skip_all))]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `json` and `serde_json`
[INFO] [stdout]     = help: consider adding `telemetry` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `telemetry`
[INFO] [stdout]    --> src/message.rs:689:12
[INFO] [stdout]     |
[INFO] [stdout] 689 | #[cfg_attr(feature = "telemetry", tracing::instrument(skip_all))]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `json` and `serde_json`
[INFO] [stdout]     = help: consider adding `telemetry` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `box_pointers` has been removed: it does not detect other kinds of allocations, and existed only for historical reasons
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/neutron-de6636fca99372e1/out/protos/pulsar.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![allow(box_pointers)]
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `telemetry`
[INFO] [stdout]   --> src/codec.rs:71:16
[INFO] [stdout]    |
[INFO] [stdout] 71 |     #[cfg_attr(feature = "telemetry", tracing::instrument(skip_all))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `json` and `serde_json`
[INFO] [stdout]    = help: consider adding `telemetry` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `telemetry`
[INFO] [stdout]    --> src/message.rs:669:12
[INFO] [stdout]     |
[INFO] [stdout] 669 | #[cfg_attr(feature = "telemetry", tracing::instrument(skip_all))]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `json` and `serde_json`
[INFO] [stdout]     = help: consider adding `telemetry` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `telemetry`
[INFO] [stdout]    --> src/message.rs:689:12
[INFO] [stdout]     |
[INFO] [stdout] 689 | #[cfg_attr(feature = "telemetry", tracing::instrument(skip_all))]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `json` and `serde_json`
[INFO] [stdout]     = help: consider adding `telemetry` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `box_pointers` has been removed: it does not detect other kinds of allocations, and existed only for historical reasons
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/neutron-de6636fca99372e1/out/protos/pulsar.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![allow(box_pointers)]
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `broker_address` and `topic` are never read
[INFO] [stdout]   --> src/client_manager.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct ClientData {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 14 |     pub id: u64,
[INFO] [stdout] 15 |     pub broker_address: BrokerAddress,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     pub topic: String,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ClientData` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AsyncMap` is never used
[INFO] [stdout]  --> src/combinators.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(crate) trait AsyncMap<T, U, F, FU>
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AsyncAndThen` is never used
[INFO] [stdout]   --> src/combinators.rs:55:11
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub trait AsyncAndThen<T, U, F, FU>
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/codec.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn command_frame(bytes: &[u8]) -> IResult<&[u8], CommandFrame> {
[INFO] [stdout]    |                         ^^^^^             ^^^^^  ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |                 |
[INFO] [stdout]    |                         |                 the same lifetime is elided here
[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] 22 | fn command_frame(bytes: &[u8]) -> IResult<&[u8], CommandFrame<'_>> {
[INFO] [stdout]    |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/codec.rs:54:25
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn payload_frame(bytes: &[u8]) -> IResult<&[u8], PayloadFrame> {
[INFO] [stdout]    |                         ^^^^^             ^^^^^  ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |                 |
[INFO] [stdout]    |                         |                 the same lifetime is elided here
[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] 54 | fn payload_frame(bytes: &[u8]) -> IResult<&[u8], PayloadFrame<'_>> {
[INFO] [stdout]    |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `broker_address` and `topic` are never read
[INFO] [stdout]   --> src/client_manager.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct ClientData {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 14 |     pub id: u64,
[INFO] [stdout] 15 |     pub broker_address: BrokerAddress,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     pub topic: String,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ClientData` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AsyncMap` is never used
[INFO] [stdout]  --> src/combinators.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(crate) trait AsyncMap<T, U, F, FU>
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AsyncAndThen` is never used
[INFO] [stdout]   --> src/combinators.rs:55:11
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub trait AsyncAndThen<T, U, F, FU>
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/codec.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn command_frame(bytes: &[u8]) -> IResult<&[u8], CommandFrame> {
[INFO] [stdout]    |                         ^^^^^             ^^^^^  ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |                 |
[INFO] [stdout]    |                         |                 the same lifetime is elided here
[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] 22 | fn command_frame(bytes: &[u8]) -> IResult<&[u8], CommandFrame<'_>> {
[INFO] [stdout]    |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/codec.rs:54:25
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn payload_frame(bytes: &[u8]) -> IResult<&[u8], PayloadFrame> {
[INFO] [stdout]    |                         ^^^^^             ^^^^^  ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |                 |
[INFO] [stdout]    |                         |                 the same lifetime is elided here
[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] 54 | fn payload_frame(bytes: &[u8]) -> IResult<&[u8], PayloadFrame<'_>> {
[INFO] [stdout]    |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.46s
[INFO] running `Command { std: "docker" "inspect" "7c2eaf272c521acffe5a5f0414d3a18de7927861985758062f6686ba176612c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c2eaf272c521acffe5a5f0414d3a18de7927861985758062f6686ba176612c4", kill_on_drop: false }`
[INFO] [stdout] 7c2eaf272c521acffe5a5f0414d3a18de7927861985758062f6686ba176612c4
