[INFO] cloning repository https://github.com/BRA1L0R/netcatchatroom.rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BRA1L0R/netcatchatroom.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBRA1L0R%2Fnetcatchatroom.rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBRA1L0R%2Fnetcatchatroom.rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 87c011df48784257c185e9a0011eede18f66c314 [INFO] checking BRA1L0R/netcatchatroom.rs against try#b4c55082edd8dec08ce8af276d7054d9c4db20c4 for pr-147984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBRA1L0R%2Fnetcatchatroom.rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/BRA1L0R/netcatchatroom.rs [INFO] finished tweaking git repo https://github.com/BRA1L0R/netcatchatroom.rs [INFO] tweaked toml for git repo https://github.com/BRA1L0R/netcatchatroom.rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/BRA1L0R/netcatchatroom.rs on toolchain b4c55082edd8dec08ce8af276d7054d9c4db20c4 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/BRA1L0R/netcatchatroom.rs 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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded redox_syscall v0.2.9 [INFO] [stderr] Downloaded hex v0.3.2 [INFO] [stderr] Downloaded tokio v1.9.0 [INFO] [stderr] Downloaded displaydoc v0.2.3 [INFO] [stderr] Downloaded tracing-core v0.1.18 [INFO] [stderr] Downloaded leaky-bucket v0.11.0 [INFO] [stderr] Downloaded tracing-attributes v0.1.15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 829ae6a2690143d1a39fbdbd1d10f49298e6c95b6ee4063fab6b1c4e88a7df27 [INFO] running `Command { std: "docker" "start" "-a" "829ae6a2690143d1a39fbdbd1d10f49298e6c95b6ee4063fab6b1c4e88a7df27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "829ae6a2690143d1a39fbdbd1d10f49298e6c95b6ee4063fab6b1c4e88a7df27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "829ae6a2690143d1a39fbdbd1d10f49298e6c95b6ee4063fab6b1c4e88a7df27", kill_on_drop: false }` [INFO] [stdout] 829ae6a2690143d1a39fbdbd1d10f49298e6c95b6ee4063fab6b1c4e88a7df27 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ef2b9e0a1105be883f4f7b5f22dbe31f63ce124ee9a06e0d898a26e463f2d7c4 [INFO] running `Command { std: "docker" "start" "-a" "ef2b9e0a1105be883f4f7b5f22dbe31f63ce124ee9a06e0d898a26e463f2d7c4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Checking hex v0.3.2 [INFO] [stderr] Checking instant v0.1.10 [INFO] [stderr] Compiling tokio v1.9.0 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Compiling tracing-attributes v0.1.15 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Compiling displaydoc v0.2.3 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking leaky-bucket v0.11.0 [INFO] [stderr] Checking netcatchatroom v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/clienthandle.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | IoError(std::io::Error), [INFO] [stdout] | ------- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `HandleExit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 23 - IoError(std::io::Error), [INFO] [stdout] 23 + IoError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/clienthandle.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | IoError(std::io::Error), [INFO] [stdout] | ------- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `HandleExit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 23 - IoError(std::io::Error), [INFO] [stdout] 23 + IoError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/clienthandle.rs:24:15 [INFO] [stdout] | [INFO] [stdout] 24 | RecvError(RecvError), [INFO] [stdout] | --------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `HandleExit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 24 - RecvError(RecvError), [INFO] [stdout] 24 + RecvError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/clienthandle.rs:24:15 [INFO] [stdout] | [INFO] [stdout] 24 | RecvError(RecvError), [INFO] [stdout] | --------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `HandleExit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 24 - RecvError(RecvError), [INFO] [stdout] 24 + RecvError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/clienthandle.rs:25:15 [INFO] [stdout] | [INFO] [stdout] 25 | SendError(SendError), [INFO] [stdout] | --------- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `HandleExit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 25 - SendError(SendError), [INFO] [stdout] 25 + SendError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/clienthandle.rs:25:15 [INFO] [stdout] | [INFO] [stdout] 25 | SendError(SendError), [INFO] [stdout] | --------- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `HandleExit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 25 - SendError(SendError), [INFO] [stdout] 25 + SendError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/event.rs:7:24 [INFO] [stdout] | [INFO] [stdout] 7 | #[derive(Clone, Debug, Display)] [INFO] [stdout] | ^------ [INFO] [stdout] | | [INFO] [stdout] | `Display` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_Display_FOR_EventType` [INFO] [stdout] 8 | pub enum EventType { [INFO] [stdout] | --------- `EventType` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Display` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Display` may come from an old version of the `displaydoc` crate, try updating your dependency with `cargo update -p displaydoc` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Display` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/event.rs:7:24 [INFO] [stdout] | [INFO] [stdout] 7 | #[derive(Clone, Debug, Display)] [INFO] [stdout] | ^------ [INFO] [stdout] | | [INFO] [stdout] | `Display` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_Display_FOR_EventType` [INFO] [stdout] 8 | pub enum EventType { [INFO] [stdout] | --------- `EventType` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Display` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Display` may come from an old version of the `displaydoc` crate, try updating your dependency with `cargo update -p displaydoc` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Display` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.31s [INFO] running `Command { std: "docker" "inspect" "ef2b9e0a1105be883f4f7b5f22dbe31f63ce124ee9a06e0d898a26e463f2d7c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef2b9e0a1105be883f4f7b5f22dbe31f63ce124ee9a06e0d898a26e463f2d7c4", kill_on_drop: false }` [INFO] [stdout] ef2b9e0a1105be883f4f7b5f22dbe31f63ce124ee9a06e0d898a26e463f2d7c4