[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#75530e9f72a1990ed2305e16fd51d02f47048f12 for pr-138676 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flefth%2Fmd5sum-uring" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lefth/md5sum-uring on toolchain 75530e9f72a1990ed2305e16fd51d02f47048f12 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "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-3-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" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9ae97016da4854eb5dc2ff630912565055f55ecce285ab54fc6e22af90a6a61d [INFO] running `Command { std: "docker" "start" "-a" "9ae97016da4854eb5dc2ff630912565055f55ecce285ab54fc6e22af90a6a61d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9ae97016da4854eb5dc2ff630912565055f55ecce285ab54fc6e22af90a6a61d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ae97016da4854eb5dc2ff630912565055f55ecce285ab54fc6e22af90a6a61d", kill_on_drop: false }` [INFO] [stdout] 9ae97016da4854eb5dc2ff630912565055f55ecce285ab54fc6e22af90a6a61d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 283990de01eed71a6d0e100d5c41202cdba728b83248c7adb998f58cbb0e0036 [INFO] running `Command { std: "docker" "start" "-a" "283990de01eed71a6d0e100d5c41202cdba728b83248c7adb998f58cbb0e0036", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling syn v1.0.84 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling io-uring v0.5.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling anyhow v1.0.52 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Compiling heck v0.3.3 [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 regex-syntax v0.6.25 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking nohash-hasher v0.2.0 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking object v0.27.1 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking memmap2 v0.5.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling backtrace v0.3.63 [INFO] [stderr] Checking regex v1.5.4 [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 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: 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: 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: 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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.52s [INFO] running `Command { std: "docker" "inspect" "283990de01eed71a6d0e100d5c41202cdba728b83248c7adb998f58cbb0e0036", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "283990de01eed71a6d0e100d5c41202cdba728b83248c7adb998f58cbb0e0036", kill_on_drop: false }` [INFO] [stdout] 283990de01eed71a6d0e100d5c41202cdba728b83248c7adb998f58cbb0e0036