[INFO] fetching crate a9cc0076d8c20300d869a8e054fe14d265ce9828604f87730752629ec 0.0.2...
[INFO] checking a9cc0076d8c20300d869a8e054fe14d265ce9828604f87730752629ec-0.0.2 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate a9cc0076d8c20300d869a8e054fe14d265ce9828604f87730752629ec 0.0.2 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate a9cc0076d8c20300d869a8e054fe14d265ce9828604f87730752629ec 0.0.2 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate a9cc0076d8c20300d869a8e054fe14d265ce9828604f87730752629ec 0.0.2
[INFO] finished tweaking crates.io crate a9cc0076d8c20300d869a8e054fe14d265ce9828604f87730752629ec 0.0.2
[INFO] tweaked toml for crates.io crate a9cc0076d8c20300d869a8e054fe14d265ce9828604f87730752629ec 0.0.2 written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e6b9c2b5432da06000e7e807d98579b8a3251906eac8c6ea905f2275253d473
[INFO] running `Command { std: "docker" "start" "-a" "6e6b9c2b5432da06000e7e807d98579b8a3251906eac8c6ea905f2275253d473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e6b9c2b5432da06000e7e807d98579b8a3251906eac8c6ea905f2275253d473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e6b9c2b5432da06000e7e807d98579b8a3251906eac8c6ea905f2275253d473", kill_on_drop: false }`
[INFO] [stdout] 6e6b9c2b5432da06000e7e807d98579b8a3251906eac8c6ea905f2275253d473
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fcebdc5a9bf70e4cb826216e85710dc440b6c0e9a6017d0cc07a4d1eda3ff97
[INFO] running `Command { std: "docker" "start" "-a" "9fcebdc5a9bf70e4cb826216e85710dc440b6c0e9a6017d0cc07a4d1eda3ff97", kill_on_drop: false }`
[INFO] [stderr]     Checking a9cc0076d8c20300d869a8e054fe14d265ce9828604f87730752629ec 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 0.15s
[INFO] running `Command { std: "docker" "inspect" "9fcebdc5a9bf70e4cb826216e85710dc440b6c0e9a6017d0cc07a4d1eda3ff97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fcebdc5a9bf70e4cb826216e85710dc440b6c0e9a6017d0cc07a4d1eda3ff97", kill_on_drop: false }`
[INFO] [stdout] 9fcebdc5a9bf70e4cb826216e85710dc440b6c0e9a6017d0cc07a4d1eda3ff97