[INFO] cloning repository https://github.com/pirogoeth/unix-named-pipe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pirogoeth/unix-named-pipe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpirogoeth%2Funix-named-pipe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpirogoeth%2Funix-named-pipe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78bd325c82d13451027bc0b5c686f972358b8e9a
[INFO] checking pirogoeth/unix-named-pipe against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpirogoeth%2Funix-named-pipe" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pirogoeth/unix-named-pipe
[INFO] finished tweaking git repo https://github.com/pirogoeth/unix-named-pipe
[INFO] tweaked toml for git repo https://github.com/pirogoeth/unix-named-pipe written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pirogoeth/unix-named-pipe on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pirogoeth/unix-named-pipe 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | homepage = "https://glow.dev.maio.me/sjohnson/unix-named-pipe"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 22 | repository = "https://glow.dev.maio.me/sjohnson/unix-named-pipe"
[INFO] [stderr]    |              ---------------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `unix-named-pipe` (manifest) generated 2 warnings
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miniserde v0.1.8
[INFO] [stderr]   Downloaded ryu v0.2.6
[INFO] [stderr]   Downloaded rand_core v0.2.2
[INFO] [stderr]   Downloaded cfg-if v0.1.5
[INFO] [stderr]   Downloaded quote v0.6.8
[INFO] [stderr]   Downloaded ctrlc v3.1.1
[INFO] [stderr]   Downloaded mini-internal v0.1.8
[INFO] [stderr]   Downloaded errno v0.2.4
[INFO] [stderr]   Downloaded proc-macro2 v0.4.20
[INFO] [stderr]   Downloaded cc v1.0.25
[INFO] [stderr]   Downloaded rand v0.5.5
[INFO] [stderr]   Downloaded syn v0.15.11
[INFO] [stderr]   Downloaded nix v0.11.0
[INFO] [stderr]   Downloaded libc v0.2.43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2d1f69b5f2e95381157cbfdae5b3dd749ff7a7784bb8c1ee6fc04f17d1ec8672
[INFO] running `Command { std: "docker" "start" "2d1f69b5f2e95381157cbfdae5b3dd749ff7a7784bb8c1ee6fc04f17d1ec8672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d1f69b5f2e95381157cbfdae5b3dd749ff7a7784bb8c1ee6fc04f17d1ec8672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2d1f69b5f2e95381157cbfdae5b3dd749ff7a7784bb8c1ee6fc04f17d1ec8672" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d1f69b5f2e95381157cbfdae5b3dd749ff7a7784bb8c1ee6fc04f17d1ec8672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2d1f69b5f2e95381157cbfdae5b3dd749ff7a7784bb8c1ee6fc04f17d1ec8672" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | homepage = "https://glow.dev.maio.me/sjohnson/unix-named-pipe"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 22 | repository = "https://glow.dev.maio.me/sjohnson/unix-named-pipe"
[INFO] [stderr]    |              ---------------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `unix-named-pipe` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking unix-named-pipe v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.15.11
[INFO] [stderr]    Compiling mini-internal v0.1.8
[INFO] [stderr]     Checking ctrlc v3.1.1
[INFO] [stderr]     Checking miniserde v0.1.8
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> examples/varsz_client.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(Debug, MiniSerialize)]
[INFO] [stdout]    |                 ^------------
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Serialize` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_IMPL_MINISERIALIZE_FOR_Message`
[INFO] [stdout] 18 | struct Message {
[INFO] [stdout]    |        ------- `Message` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `MiniSerialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `MiniSerialize` may come from an old version of the `mini_internal` crate, try updating your dependency with `cargo update -p mini_internal`
[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 `MiniSerialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> examples/fixsz_server.rs:42:29
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 _ => panic!(format!("error while reading from pipe: {:?}", err)),
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 42 -                 _ => panic!(format!("error while reading from pipe: {:?}", err)),
[INFO] [stdout] 42 +                 _ => panic!("error while reading from pipe: {:?}", err),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `numbers` is never read
[INFO] [stdout]   --> examples/varsz_server.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Message {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 23 |     numbers: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Message` 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> examples/varsz_server.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 | #[derive(Debug, MiniDeserialize)]
[INFO] [stdout]    |                 ^--------------
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Deserialize` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_IMPL_MINIDESERIALIZE_FOR_Message`
[INFO] [stdout] 22 | struct Message {
[INFO] [stdout]    |        ------- `Message` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `MiniDeserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `MiniDeserialize` may come from an old version of the `mini_internal` crate, try updating your dependency with `cargo update -p mini_internal`
[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 `MiniDeserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> examples/varsz_server.rs:50:29
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 _ => panic!(format!("error while reading from pipe: {:?}", err)),
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 50 -                 _ => panic!(format!("error while reading from pipe: {:?}", err)),
[INFO] [stdout] 50 +                 _ => panic!("error while reading from pipe: {:?}", err),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.90s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: mini-internal v0.1.8
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "2d1f69b5f2e95381157cbfdae5b3dd749ff7a7784bb8c1ee6fc04f17d1ec8672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d1f69b5f2e95381157cbfdae5b3dd749ff7a7784bb8c1ee6fc04f17d1ec8672", kill_on_drop: false }`
[INFO] [stdout] 2d1f69b5f2e95381157cbfdae5b3dd749ff7a7784bb8c1ee6fc04f17d1ec8672
