[INFO] fetching crate shipyard_hierarchy 0.6.0...
[INFO] building shipyard_hierarchy-0.6.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate shipyard_hierarchy 0.6.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate shipyard_hierarchy 0.6.0
[INFO] finished tweaking crates.io crate shipyard_hierarchy 0.6.0
[INFO] tweaked toml for crates.io crate shipyard_hierarchy 0.6.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shipyard_hierarchy 0.6.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding shipyard v0.6.5 (available: v0.9.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d53eff3282d99e1686204516070c1c32a676b165c6240a184f11689d07291d46
[INFO] running `Command { std: "docker" "start" "-a" "d53eff3282d99e1686204516070c1c32a676b165c6240a184f11689d07291d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d53eff3282d99e1686204516070c1c32a676b165c6240a184f11689d07291d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d53eff3282d99e1686204516070c1c32a676b165c6240a184f11689d07291d46", kill_on_drop: false }`
[INFO] [stdout] d53eff3282d99e1686204516070c1c32a676b165c6240a184f11689d07291d46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7559e76552da363b0544da7ee8ed10f241904c2375b3c9084a406ff4a91920d0
[INFO] running `Command { std: "docker" "start" "-a" "7559e76552da363b0544da7ee8ed10f241904c2375b3c9084a406ff4a91920d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling shipyard v0.6.5
[INFO] [stderr]    Compiling shipyard_hierarchy v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:78:19
[INFO] [stdout]    |
[INFO] [stdout] 78 |         if let Ok(mut p) = parent_storage.get(parent) {
[INFO] [stdout]    |                   ----^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.29s
[INFO] running `Command { std: "docker" "inspect" "7559e76552da363b0544da7ee8ed10f241904c2375b3c9084a406ff4a91920d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7559e76552da363b0544da7ee8ed10f241904c2375b3c9084a406ff4a91920d0", kill_on_drop: false }`
[INFO] [stdout] 7559e76552da363b0544da7ee8ed10f241904c2375b3c9084a406ff4a91920d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 087bdba576e9079ebe66bf7baa0fa1cdfe36a4dfb1669abfe31398adc4cb0a91
[INFO] running `Command { std: "docker" "start" "-a" "087bdba576e9079ebe66bf7baa0fa1cdfe36a4dfb1669abfe31398adc4cb0a91", kill_on_drop: false }`
[INFO] [stderr]    Compiling shipyard v0.6.5
[INFO] [stderr]    Compiling shipyard_hierarchy v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:78:19
[INFO] [stdout]    |
[INFO] [stdout] 78 |         if let Ok(mut p) = parent_storage.get(parent) {
[INFO] [stdout]    |                   ----^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:78:19
[INFO] [stdout]    |
[INFO] [stdout] 78 |         if let Ok(mut p) = parent_storage.get(parent) {
[INFO] [stdout]    |                   ----^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.75s
[INFO] running `Command { std: "docker" "inspect" "087bdba576e9079ebe66bf7baa0fa1cdfe36a4dfb1669abfe31398adc4cb0a91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "087bdba576e9079ebe66bf7baa0fa1cdfe36a4dfb1669abfe31398adc4cb0a91", kill_on_drop: false }`
[INFO] [stdout] 087bdba576e9079ebe66bf7baa0fa1cdfe36a4dfb1669abfe31398adc4cb0a91