[INFO] fetching crate a3367375555a54fbf95193255434fac4e24fcc0460a7d874257f472e4 0.0.2...
[INFO] checking a3367375555a54fbf95193255434fac4e24fcc0460a7d874257f472e4-0.0.2 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate a3367375555a54fbf95193255434fac4e24fcc0460a7d874257f472e4 0.0.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate a3367375555a54fbf95193255434fac4e24fcc0460a7d874257f472e4 0.0.2 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate a3367375555a54fbf95193255434fac4e24fcc0460a7d874257f472e4 0.0.2
[INFO] finished tweaking crates.io crate a3367375555a54fbf95193255434fac4e24fcc0460a7d874257f472e4 0.0.2
[INFO] tweaked toml for crates.io crate a3367375555a54fbf95193255434fac4e24fcc0460a7d874257f472e4 0.0.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f5a22ec5c7c4ffc6539d807cb1c7aa64ef4461dbdd212dd1adab7410754abfe
[INFO] running `Command { std: "docker" "start" "-a" "9f5a22ec5c7c4ffc6539d807cb1c7aa64ef4461dbdd212dd1adab7410754abfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f5a22ec5c7c4ffc6539d807cb1c7aa64ef4461dbdd212dd1adab7410754abfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f5a22ec5c7c4ffc6539d807cb1c7aa64ef4461dbdd212dd1adab7410754abfe", kill_on_drop: false }`
[INFO] [stdout] 9f5a22ec5c7c4ffc6539d807cb1c7aa64ef4461dbdd212dd1adab7410754abfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9a3faa921b24b00e5d3bc5d5dd55ef6b8358fb08164533e761f8ab5bb939ece
[INFO] running `Command { std: "docker" "start" "-a" "c9a3faa921b24b00e5d3bc5d5dd55ef6b8358fb08164533e761f8ab5bb939ece", kill_on_drop: false }`
[INFO] [stderr]     Checking a3367375555a54fbf95193255434fac4e24fcc0460a7d874257f472e4 v0.0.2 (/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 0.12s
[INFO] running `Command { std: "docker" "inspect" "c9a3faa921b24b00e5d3bc5d5dd55ef6b8358fb08164533e761f8ab5bb939ece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9a3faa921b24b00e5d3bc5d5dd55ef6b8358fb08164533e761f8ab5bb939ece", kill_on_drop: false }`
[INFO] [stdout] c9a3faa921b24b00e5d3bc5d5dd55ef6b8358fb08164533e761f8ab5bb939ece