[INFO] cloning repository https://github.com/ruimo/disk-scrub
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ruimo/disk-scrub" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruimo%2Fdisk-scrub", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruimo%2Fdisk-scrub'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03ca6d351181bea58f0e34af8f63ee7c21d72bcb
[INFO] checking ruimo/disk-scrub against master#e23ae72ac7a393961886ea62df065ebb6def7d51 for pr-126571
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruimo%2Fdisk-scrub" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ruimo/disk-scrub on toolchain e23ae72ac7a393961886ea62df065ebb6def7d51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e23ae72ac7a393961886ea62df065ebb6def7d51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/ruimo/disk-scrub
[INFO] finished tweaking git repo https://github.com/ruimo/disk-scrub
[INFO] tweaked toml for git repo https://github.com/ruimo/disk-scrub written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ruimo/disk-scrub 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" "+e23ae72ac7a393961886ea62df065ebb6def7d51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_syscall v0.2.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+e23ae72ac7a393961886ea62df065ebb6def7d51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c23c331db6244029cd3256f7f105e8f7c1ca68c05526e38c74b766f8d325ed6
[INFO] running `Command { std: "docker" "start" "-a" "4c23c331db6244029cd3256f7f105e8f7c1ca68c05526e38c74b766f8d325ed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c23c331db6244029cd3256f7f105e8f7c1ca68c05526e38c74b766f8d325ed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c23c331db6244029cd3256f7f105e8f7c1ca68c05526e38c74b766f8d325ed6", kill_on_drop: false }`
[INFO] [stdout] 4c23c331db6244029cd3256f7f105e8f7c1ca68c05526e38c74b766f8d325ed6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+e23ae72ac7a393961886ea62df065ebb6def7d51" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bfc26069326c0b9222367b242e030648c0c3113a40db6040db5e423123ad091
[INFO] running `Command { std: "docker" "start" "-a" "0bfc26069326c0b9222367b242e030648c0c3113a40db6040db5e423123ad091", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.2.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]     Checking wildmatch v2.1.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]     Checking clap v3.2.15
[INFO] [stderr]     Checking disk_scrub v0.1.1-beta.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `path`, `message`, and `cause` are never read
[INFO] [stdout]  --> src/io_error.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct IoError {
[INFO] [stdout]   |            ------- fields in this struct
[INFO] [stdout] 5 |     pub path: Option<PathBuf>,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 6 |     pub message: String,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 7 |     pub cause: Error,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `IoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `path` and `message` are never read
[INFO] [stdout]  --> src/io_error.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct IoError {
[INFO] [stdout]   |            ------- fields in this struct
[INFO] [stdout] 5 |     pub path: Option<PathBuf>,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 6 |     pub message: String,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `IoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.09s
[INFO] running `Command { std: "docker" "inspect" "0bfc26069326c0b9222367b242e030648c0c3113a40db6040db5e423123ad091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bfc26069326c0b9222367b242e030648c0c3113a40db6040db5e423123ad091", kill_on_drop: false }`
[INFO] [stdout] 0bfc26069326c0b9222367b242e030648c0c3113a40db6040db5e423123ad091