[INFO] fetching crate rust_dos_header 0.1.1... [INFO] checking rust_dos_header-0.1.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate rust_dos_header 0.1.1 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate rust_dos_header 0.1.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate rust_dos_header 0.1.1 [INFO] tweaked toml for crates.io crate rust_dos_header 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rust_dos_header 0.1.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rust_dos_header 0.1.1 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7a35ceb6eb971dd17383e2973c33ad6f6fbbd17b5660d3eed1c24be36d82fc22 [INFO] running `Command { std: "docker" "start" "-a" "7a35ceb6eb971dd17383e2973c33ad6f6fbbd17b5660d3eed1c24be36d82fc22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7a35ceb6eb971dd17383e2973c33ad6f6fbbd17b5660d3eed1c24be36d82fc22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a35ceb6eb971dd17383e2973c33ad6f6fbbd17b5660d3eed1c24be36d82fc22", kill_on_drop: false }` [INFO] [stdout] 7a35ceb6eb971dd17383e2973c33ad6f6fbbd17b5660d3eed1c24be36d82fc22 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4c4619e3bf271db8acf59f6549cd0b0534e6956398407375209ad21878e4c773 [INFO] running `Command { std: "docker" "start" "-a" "4c4619e3bf271db8acf59f6549cd0b0534e6956398407375209ad21878e4c773", kill_on_drop: false }` [INFO] [stderr] Checking rust_dos_header v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/dos/decode.rs:58:20 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn decode_file(mut files: &File) -> Result> { [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/dos/decode.rs:119:35 [INFO] [stdout] | [INFO] [stdout] 119 | fn read_move_vec_u18_list_by_file(mut files: &File, len: usize) -> Vec { [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/dos/decode.rs:58:20 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn decode_file(mut files: &File) -> Result> { [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/dos/decode.rs:119:35 [INFO] [stdout] | [INFO] [stdout] 119 | fn read_move_vec_u18_list_by_file(mut files: &File, len: usize) -> Vec { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> examples/decode_dos_header_stream.rs:1:26 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fs::File, io::{Read, Seek}}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `Command { std: "docker" "inspect" "4c4619e3bf271db8acf59f6549cd0b0534e6956398407375209ad21878e4c773", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c4619e3bf271db8acf59f6549cd0b0534e6956398407375209ad21878e4c773", kill_on_drop: false }` [INFO] [stdout] 4c4619e3bf271db8acf59f6549cd0b0534e6956398407375209ad21878e4c773