[INFO] cloning repository https://github.com/lefth/md5sum-uring [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lefth/md5sum-uring" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flefth%2Fmd5sum-uring", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flefth%2Fmd5sum-uring'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7c1522e680648aceff3a2cfef6d392dbecbda449 [INFO] checking lefth/md5sum-uring against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flefth%2Fmd5sum-uring" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lefth/md5sum-uring on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lefth/md5sum-uring [INFO] finished tweaking git repo https://github.com/lefth/md5sum-uring [INFO] tweaked toml for git repo https://github.com/lefth/md5sum-uring written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/lefth/md5sum-uring 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded io-uring v0.5.2 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] db9c90a1a7863ee4e7c97506dbb76d3c9e323b8d526a2137faaf701cd3ed08c0 [INFO] running `Command { std: "docker" "start" "-a" "db9c90a1a7863ee4e7c97506dbb76d3c9e323b8d526a2137faaf701cd3ed08c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db9c90a1a7863ee4e7c97506dbb76d3c9e323b8d526a2137faaf701cd3ed08c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db9c90a1a7863ee4e7c97506dbb76d3c9e323b8d526a2137faaf701cd3ed08c0", kill_on_drop: false }` [INFO] [stdout] db9c90a1a7863ee4e7c97506dbb76d3c9e323b8d526a2137faaf701cd3ed08c0 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4a7fffd4713081e64557cc13085a8d685fd9f0370d0a016c045db8e537a24373 [INFO] running `Command { std: "docker" "start" "-a" "4a7fffd4713081e64557cc13085a8d685fd9f0370d0a016c045db8e537a24373", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling syn v1.0.84 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling backtrace v0.3.63 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking object v0.27.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling io-uring v0.5.2 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling anyhow v1.0.52 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking block-buffer v0.10.0 [INFO] [stderr] Checking crypto-common v0.1.1 [INFO] [stderr] Checking digest v0.10.1 [INFO] [stderr] Checking memmap2 v0.5.0 [INFO] [stderr] Checking nohash-hasher v0.2.0 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking md-5 v0.10.0 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking structopt v0.3.25 [INFO] [stderr] Checking md5sum-uring v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `File` is imported redundantly [INFO] [stdout] --> src/simple_uring.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | fs::File, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `File` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/simple_uring.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | path::{Path, PathBuf}, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PathBuf` is imported redundantly [INFO] [stdout] --> src/simple_uring.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | path::{Path, PathBuf}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `PathBuf` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `File` is imported redundantly [INFO] [stdout] --> src/with_fixed_buffers.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | fs::File, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `File` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/with_fixed_buffers.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | path::{Path, PathBuf}, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PathBuf` is imported redundantly [INFO] [stdout] --> src/with_fixed_buffers.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | path::{Path, PathBuf}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `PathBuf` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `File` is imported redundantly [INFO] [stdout] --> src/with_register_files.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | fs::File, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `File` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/with_register_files.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | path::{Path, PathBuf}, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PathBuf` is imported redundantly [INFO] [stdout] --> src/with_register_files.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | path::{Path, PathBuf}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `PathBuf` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `File` is imported redundantly [INFO] [stdout] --> src/simple_uring.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | fs::File, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `File` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/simple_uring.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | path::{Path, PathBuf}, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PathBuf` is imported redundantly [INFO] [stdout] --> src/simple_uring.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | path::{Path, PathBuf}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `PathBuf` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `File` is imported redundantly [INFO] [stdout] --> src/with_fixed_buffers.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | fs::File, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `File` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/with_fixed_buffers.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | path::{Path, PathBuf}, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PathBuf` is imported redundantly [INFO] [stdout] --> src/with_fixed_buffers.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | path::{Path, PathBuf}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `PathBuf` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `File` is imported redundantly [INFO] [stdout] --> src/with_register_files.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | fs::File, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `File` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/with_register_files.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | path::{Path, PathBuf}, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PathBuf` is imported redundantly [INFO] [stdout] --> src/with_register_files.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | path::{Path, PathBuf}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `PathBuf` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/simple_uring.rs:183:9 [INFO] [stdout] | [INFO] [stdout] 183 | let mut buffer = shared_buffers [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/with_register_files.rs:197:9 [INFO] [stdout] | [INFO] [stdout] 197 | let mut buffer = shared_buffers [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/simple_uring.rs:183:9 [INFO] [stdout] | [INFO] [stdout] 183 | let mut buffer = shared_buffers [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: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/with_register_files.rs:197:9 [INFO] [stdout] | [INFO] [stdout] 197 | let mut buffer = shared_buffers [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/simple_uring.rs:12:20 [INFO] [stdout] | [INFO] [stdout] 12 | use anyhow::{bail, Result}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `Result` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Digest` is imported redundantly [INFO] [stdout] --> src/simple_uring.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | use md5::{Digest, Md5}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `Digest` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/with_fixed_buffers.rs:12:20 [INFO] [stdout] | [INFO] [stdout] 12 | use anyhow::{bail, Result}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `Result` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Digest` is imported redundantly [INFO] [stdout] --> src/with_fixed_buffers.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | use md5::{Digest, Md5}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `Digest` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/with_register_files.rs:12:20 [INFO] [stdout] | [INFO] [stdout] 12 | use anyhow::{bail, Result}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `Result` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/simple_uring.rs:12:20 [INFO] [stdout] | [INFO] [stdout] 12 | use anyhow::{bail, Result}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `Result` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Digest` is imported redundantly [INFO] [stdout] --> src/simple_uring.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | use md5::{Digest, Md5}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `Digest` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/with_fixed_buffers.rs:12:20 [INFO] [stdout] | [INFO] [stdout] 12 | use anyhow::{bail, Result}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `Result` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Digest` is imported redundantly [INFO] [stdout] --> src/with_register_files.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | use md5::{Digest, Md5}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `Digest` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Digest` is imported redundantly [INFO] [stdout] --> src/with_fixed_buffers.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | use md5::{Digest, Md5}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `Digest` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/with_register_files.rs:12:20 [INFO] [stdout] | [INFO] [stdout] 12 | use anyhow::{bail, Result}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `Result` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Digest` is imported redundantly [INFO] [stdout] --> src/with_register_files.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | use md5::{Digest, Md5}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | use crate::*; [INFO] [stdout] | -------- the item `Digest` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/simple_uring.rs:183:9 [INFO] [stdout] | [INFO] [stdout] 183 | let mut buffer = shared_buffers [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/simple_uring.rs:183:9 [INFO] [stdout] | [INFO] [stdout] 183 | let mut buffer = shared_buffers [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/with_register_files.rs:197:9 [INFO] [stdout] | [INFO] [stdout] 197 | let mut buffer = shared_buffers [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/with_register_files.rs:197:9 [INFO] [stdout] | [INFO] [stdout] 197 | let mut buffer = shared_buffers [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.10s [INFO] running `Command { std: "docker" "inspect" "4a7fffd4713081e64557cc13085a8d685fd9f0370d0a016c045db8e537a24373", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a7fffd4713081e64557cc13085a8d685fd9f0370d0a016c045db8e537a24373", kill_on_drop: false }` [INFO] [stdout] 4a7fffd4713081e64557cc13085a8d685fd9f0370d0a016c045db8e537a24373 [INFO] checking lefth/md5sum-uring against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flefth%2Fmd5sum-uring" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lefth/md5sum-uring on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lefth/md5sum-uring [INFO] finished tweaking git repo https://github.com/lefth/md5sum-uring [INFO] tweaked toml for git repo https://github.com/lefth/md5sum-uring written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/lefth/md5sum-uring 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f1c5a2edd74c51aa9975fa2c3427a6881c1043100c179c0a2bc1cb7321beb1b2 [INFO] running `Command { std: "docker" "start" "-a" "f1c5a2edd74c51aa9975fa2c3427a6881c1043100c179c0a2bc1cb7321beb1b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f1c5a2edd74c51aa9975fa2c3427a6881c1043100c179c0a2bc1cb7321beb1b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1c5a2edd74c51aa9975fa2c3427a6881c1043100c179c0a2bc1cb7321beb1b2", kill_on_drop: false }` [INFO] [stdout] f1c5a2edd74c51aa9975fa2c3427a6881c1043100c179c0a2bc1cb7321beb1b2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 86e51fd2b12769de9bb387bf0b2cbe6975405dfea10793a20b89dcc67139272b [INFO] running `Command { std: "docker" "start" "-a" "86e51fd2b12769de9bb387bf0b2cbe6975405dfea10793a20b89dcc67139272b", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling syn v1.0.84 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling backtrace v0.3.63 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking object v0.27.1 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.4.4/src/inflate/core.rs:1060:9 [INFO] [stdout] | [INFO] [stdout] 1060 | / match state { [INFO] [stdout] 1061 | | Start => generate_state!(state, 'state_machine, { [INFO] [stdout] 1062 | | l.bit_buf = 0; [INFO] [stdout] 1063 | | l.num_bits = 0; [INFO] [stdout] ... | [INFO] [stdout] 1592 | | _ => break TINFLStatus::Failed, [INFO] [stdout] 1593 | | }; [INFO] [stdout] | |_________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `miniz_oxide` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "86e51fd2b12769de9bb387bf0b2cbe6975405dfea10793a20b89dcc67139272b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86e51fd2b12769de9bb387bf0b2cbe6975405dfea10793a20b89dcc67139272b", kill_on_drop: false }` [INFO] [stdout] 86e51fd2b12769de9bb387bf0b2cbe6975405dfea10793a20b89dcc67139272b