[INFO] crate bus_writer 0.1.2 is already in cache [INFO] checking bus_writer-0.1.2 against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1 [INFO] extracting crate bus_writer 0.1.2 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate bus_writer 0.1.2 on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c [INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate bus_writer 0.1.2 [INFO] finished tweaking crates.io crate bus_writer 0.1.2 [INFO] tweaked toml for crates.io crate bus_writer 0.1.2 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3b122069ae7168713080eea12304ba0d265097d6fc61b22ab4f7706c0496411e [INFO] running `"docker" "start" "-a" "3b122069ae7168713080eea12304ba0d265097d6fc61b22ab4f7706c0496411e"` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Checking atomic-option v0.1.2 [INFO] [stderr] Checking crossbeam v0.3.2 [INFO] [stderr] Checking bus v2.2.2 [INFO] [stderr] Checking bus_writer v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/writer.rs:100:22 [INFO] [stderr] | [INFO] [stderr] 100 | for (id, mut device) in destinations.into_iter().enumerate() { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/writer.rs:100:22 [INFO] [stderr] | [INFO] [stderr] 100 | for (id, mut device) in destinations.into_iter().enumerate() { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/verifier.rs:100:22 [INFO] [stderr] | [INFO] [stderr] 100 | for (id, mut device) in destinations.into_iter().enumerate() { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/verifier.rs:100:22 [INFO] [stderr] | [INFO] [stderr] 100 | for (id, mut device) in destinations.into_iter().enumerate() { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused import: `BufReader` [INFO] [stderr] --> examples/simple.rs:4:15 [INFO] [stderr] | [INFO] [stderr] 4 | use std::io::{BufReader, Cursor, Read}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `File` [INFO] [stderr] --> examples/simple.rs:5:21 [INFO] [stderr] | [INFO] [stderr] 5 | use std::fs::{self, File}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: this method call currently resolves to `<&[T] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stderr] --> tests/writer.rs:9:48 [INFO] [stderr] | [INFO] [stderr] 9 | let data: Vec = [0u8; 1024 * 1024 * 5].into_iter() [INFO] [stderr] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #66145 [INFO] [stderr] [INFO] [stderr] warning: this method call currently resolves to `<&[T] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stderr] --> tests/writer.rs:10:37 [INFO] [stderr] | [INFO] [stderr] 10 | .zip([1u8; 1024 * 1024 * 5].into_iter()) [INFO] [stderr] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #66145 [INFO] [stderr] [INFO] [stderr] warning: unused import: `Read` [INFO] [stderr] --> examples/simple.rs:4:34 [INFO] [stderr] | [INFO] [stderr] 4 | use std::io::{BufReader, Cursor, Read}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: this method call currently resolves to `<&[T] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stderr] --> examples/simple.rs:9:48 [INFO] [stderr] | [INFO] [stderr] 9 | let data: Vec = [0u8; 1024 * 1024 * 5].into_iter() [INFO] [stderr] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #66145 [INFO] [stderr] [INFO] [stderr] warning: this method call currently resolves to `<&[T] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stderr] --> examples/simple.rs:10:37 [INFO] [stderr] | [INFO] [stderr] 10 | .zip([1u8; 1024 * 1024 * 5].into_iter()) [INFO] [stderr] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #66145 [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.70s [INFO] running `"docker" "inspect" "3b122069ae7168713080eea12304ba0d265097d6fc61b22ab4f7706c0496411e"` [INFO] running `"docker" "rm" "-f" "3b122069ae7168713080eea12304ba0d265097d6fc61b22ab4f7706c0496411e"` [INFO] [stdout] 3b122069ae7168713080eea12304ba0d265097d6fc61b22ab4f7706c0496411e