[INFO] fetching crate embedded-io-convert 0.1.4... [INFO] checking embedded-io-convert-0.1.4 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate embedded-io-convert 0.1.4 into /workspace/builds/worker-2-tc1/source [INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml [INFO] started tweaking crates.io crate embedded-io-convert 0.1.4 [INFO] finished tweaking crates.io crate embedded-io-convert 0.1.4 [INFO] tweaked toml for crates.io crate embedded-io-convert 0.1.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate embedded-io-convert 0.1.4 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate embedded-io-convert 0.1.4 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded merge-io v0.3.0 [INFO] [stderr] Downloaded pin-list v0.1.1 [INFO] [stderr] Downloaded no-std-async v1.1.2 [INFO] [stderr] Downloaded pinned-aliasable v0.1.3 [INFO] [stderr] Downloaded embedded-io-adapters v0.6.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dcec7b0826fae3401993eacb43323f7ce8ca1d444a29bf09f618aba0d0b5b5bf [INFO] running `Command { std: "docker" "start" "-a" "dcec7b0826fae3401993eacb43323f7ce8ca1d444a29bf09f618aba0d0b5b5bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dcec7b0826fae3401993eacb43323f7ce8ca1d444a29bf09f618aba0d0b5b5bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcec7b0826fae3401993eacb43323f7ce8ca1d444a29bf09f618aba0d0b5b5bf", kill_on_drop: false }` [INFO] [stdout] dcec7b0826fae3401993eacb43323f7ce8ca1d444a29bf09f618aba0d0b5b5bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f42d84df6d4e83b2c63bb8757c15d0d3bc6db042ad619e0f415c7fb4e399efef [INFO] running `Command { std: "docker" "start" "-a" "f42d84df6d4e83b2c63bb8757c15d0d3bc6db042ad619e0f415c7fb4e399efef", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling embedded-io-async v0.6.1 [INFO] [stderr] Checking embedded-io v0.6.1 [INFO] [stderr] Checking pinned-aliasable v0.1.3 [INFO] [stderr] Compiling embedded-io-adapters v0.6.1 [INFO] [stderr] Checking pin-list v0.1.1 [INFO] [stderr] Checking merge-io v0.3.0 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking no-std-async v1.1.2 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking embedded-io-convert v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Future` [INFO] [stdout] --> src/lib.rs:13:49 [INFO] [stdout] | [INFO] [stdout] 13 | use futures::{AsyncRead, AsyncSeek, AsyncWrite, Future}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::error::Error` [INFO] [stdout] --> src/read.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `either::Either` [INFO] [stdout] --> src/read.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use either::Either; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::error::Error` [INFO] [stdout] --> src/seek.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/seek.rs:6:31 [INFO] [stdout] | [INFO] [stdout] 6 | use embedded_io_async::{Seek, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AsyncRead` and `AsyncWrite` [INFO] [stdout] --> src/seek.rs:7:15 [INFO] [stdout] | [INFO] [stdout] 7 | use futures::{AsyncRead, AsyncSeek, AsyncWrite, Future}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::error::Error` [INFO] [stdout] --> src/write.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use core::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AsyncRead` [INFO] [stdout] --> src/write.rs:9:15 [INFO] [stdout] | [INFO] [stdout] 9 | use futures::{AsyncRead, AsyncWrite, Future}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Future` [INFO] [stdout] --> src/lib.rs:13:49 [INFO] [stdout] | [INFO] [stdout] 13 | use futures::{AsyncRead, AsyncSeek, AsyncWrite, Future}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::error::Error` [INFO] [stdout] --> src/read.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `either::Either` [INFO] [stdout] --> src/read.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use either::Either; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::error::Error` [INFO] [stdout] --> src/seek.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/seek.rs:6:31 [INFO] [stdout] | [INFO] [stdout] 6 | use embedded_io_async::{Seek, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AsyncRead` and `AsyncWrite` [INFO] [stdout] --> src/seek.rs:7:15 [INFO] [stdout] | [INFO] [stdout] 7 | use futures::{AsyncRead, AsyncSeek, AsyncWrite, Future}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::error::Error` [INFO] [stdout] --> src/write.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use core::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AsyncRead` [INFO] [stdout] --> src/write.rs:9:15 [INFO] [stdout] | [INFO] [stdout] 9 | use futures::{AsyncRead, AsyncWrite, Future}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/lib.rs:168:9 [INFO] [stdout] | [INFO] [stdout] 168 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/read.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 46 | let mut fut = match state { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/read.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 46 | let mut fut = match state { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/seek.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | let mut fut = match state { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/seek.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | let mut fut = match state { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/write.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | let mut fut = match state { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/write.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | let mut fut = match state { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cx` [INFO] [stdout] --> src/write.rs:161:45 [INFO] [stdout] | [INFO] [stdout] 161 | fn poll_close(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `BoxFut` is never used [INFO] [stdout] --> src/read.rs:33:10 [INFO] [stdout] | [INFO] [stdout] 33 | type BoxFut = Pin + Send>>; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `poll_seek` is never used [INFO] [stdout] --> src/seek.rs:115:8 [INFO] [stdout] | [INFO] [stdout] 114 | impl SimpleAsyncSeeker { [INFO] [stdout] | ----------------------------------------------------- method in this implementation [INFO] [stdout] 115 | fn poll_seek( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `BoxFut` is never used [INFO] [stdout] --> src/seek.rs:32:10 [INFO] [stdout] | [INFO] [stdout] 32 | type BoxFut = Pin + Send>>; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `BoxFut` is never used [INFO] [stdout] --> src/write.rs:30:6 [INFO] [stdout] | [INFO] [stdout] 30 | type BoxFut = Pin + Send>>; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cx` [INFO] [stdout] --> src/write.rs:161:45 [INFO] [stdout] | [INFO] [stdout] 161 | fn poll_close(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_cx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `BoxFut` is never used [INFO] [stdout] --> src/read.rs:33:10 [INFO] [stdout] | [INFO] [stdout] 33 | type BoxFut = Pin + Send>>; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `poll_seek` is never used [INFO] [stdout] --> src/seek.rs:115:8 [INFO] [stdout] | [INFO] [stdout] 114 | impl SimpleAsyncSeeker { [INFO] [stdout] | ----------------------------------------------------- method in this implementation [INFO] [stdout] 115 | fn poll_seek( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `BoxFut` is never used [INFO] [stdout] --> src/seek.rs:32:10 [INFO] [stdout] | [INFO] [stdout] 32 | type BoxFut = Pin + Send>>; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `BoxFut` is never used [INFO] [stdout] --> src/write.rs:30:6 [INFO] [stdout] | [INFO] [stdout] 30 | type BoxFut = Pin + Send>>; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.89s [INFO] running `Command { std: "docker" "inspect" "f42d84df6d4e83b2c63bb8757c15d0d3bc6db042ad619e0f415c7fb4e399efef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f42d84df6d4e83b2c63bb8757c15d0d3bc6db042ad619e0f415c7fb4e399efef", kill_on_drop: false }` [INFO] [stdout] f42d84df6d4e83b2c63bb8757c15d0d3bc6db042ad619e0f415c7fb4e399efef