[INFO] fetching crate a7f8c3dd72d00bf0e36cf490ea233da18c3d1399b676904cb6c3b37dd 0.0.1...
[INFO] checking a7f8c3dd72d00bf0e36cf490ea233da18c3d1399b676904cb6c3b37dd-0.0.1 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate a7f8c3dd72d00bf0e36cf490ea233da18c3d1399b676904cb6c3b37dd 0.0.1 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate a7f8c3dd72d00bf0e36cf490ea233da18c3d1399b676904cb6c3b37dd 0.0.1 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate a7f8c3dd72d00bf0e36cf490ea233da18c3d1399b676904cb6c3b37dd 0.0.1
[INFO] finished tweaking crates.io crate a7f8c3dd72d00bf0e36cf490ea233da18c3d1399b676904cb6c3b37dd 0.0.1
[INFO] tweaked toml for crates.io crate a7f8c3dd72d00bf0e36cf490ea233da18c3d1399b676904cb6c3b37dd 0.0.1 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfb8e510184b4df1238bd4e1985e01b2af941c245e57bc024f6f1f6c955e0f23
[INFO] running `Command { std: "docker" "start" "-a" "cfb8e510184b4df1238bd4e1985e01b2af941c245e57bc024f6f1f6c955e0f23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfb8e510184b4df1238bd4e1985e01b2af941c245e57bc024f6f1f6c955e0f23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfb8e510184b4df1238bd4e1985e01b2af941c245e57bc024f6f1f6c955e0f23", kill_on_drop: false }`
[INFO] [stdout] cfb8e510184b4df1238bd4e1985e01b2af941c245e57bc024f6f1f6c955e0f23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d15c11e01f14723a1caa76bf6b0b14975359d03218f7548b95017c4473d74f64
[INFO] running `Command { std: "docker" "start" "-a" "d15c11e01f14723a1caa76bf6b0b14975359d03218f7548b95017c4473d74f64", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking a7f8c3dd72d00bf0e36cf490ea233da18c3d1399b676904cb6c3b37dd v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `indent`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stdout]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `indent`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stdout]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "d15c11e01f14723a1caa76bf6b0b14975359d03218f7548b95017c4473d74f64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d15c11e01f14723a1caa76bf6b0b14975359d03218f7548b95017c4473d74f64", kill_on_drop: false }`
[INFO] [stdout] d15c11e01f14723a1caa76bf6b0b14975359d03218f7548b95017c4473d74f64
