[INFO] fetching crate shipyard_hierarchy 0.6.0...
[INFO] testing shipyard_hierarchy-0.6.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate shipyard_hierarchy 0.6.0 into /workspace/builds/worker-0-tc1/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-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate shipyard_hierarchy 0.6.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shipyard v0.6.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6285260af1e36c11fba3c6e20b144bb9d6d4349192b2a668d16ef7ff9afbb86
[INFO] running `Command { std: "docker" "start" "-a" "c6285260af1e36c11fba3c6e20b144bb9d6d4349192b2a668d16ef7ff9afbb86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6285260af1e36c11fba3c6e20b144bb9d6d4349192b2a668d16ef7ff9afbb86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6285260af1e36c11fba3c6e20b144bb9d6d4349192b2a668d16ef7ff9afbb86", kill_on_drop: false }`
[INFO] [stdout] c6285260af1e36c11fba3c6e20b144bb9d6d4349192b2a668d16ef7ff9afbb86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36fc289fe498fb50038bf29d3b1f7a34fe6e51ba82c1683435a8da77b9796a44
[INFO] running `Command { std: "docker" "start" "-a" "36fc289fe498fb50038bf29d3b1f7a34fe6e51ba82c1683435a8da77b9796a44", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling ahash v0.7.8
[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 8.73s
[INFO] running `Command { std: "docker" "inspect" "36fc289fe498fb50038bf29d3b1f7a34fe6e51ba82c1683435a8da77b9796a44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36fc289fe498fb50038bf29d3b1f7a34fe6e51ba82c1683435a8da77b9796a44", kill_on_drop: false }`
[INFO] [stdout] 36fc289fe498fb50038bf29d3b1f7a34fe6e51ba82c1683435a8da77b9796a44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83243ea6a759c19bc1ca336269b745227b5364fad24d60c8d7c04aa2d8ea1b54
[INFO] running `Command { std: "docker" "start" "-a" "83243ea6a759c19bc1ca336269b745227b5364fad24d60c8d7c04aa2d8ea1b54", 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 8.06s
[INFO] running `Command { std: "docker" "inspect" "83243ea6a759c19bc1ca336269b745227b5364fad24d60c8d7c04aa2d8ea1b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83243ea6a759c19bc1ca336269b745227b5364fad24d60c8d7c04aa2d8ea1b54", kill_on_drop: false }`
[INFO] [stdout] 83243ea6a759c19bc1ca336269b745227b5364fad24d60c8d7c04aa2d8ea1b54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c3eaf724beecaad5b290deddea1d95a22e5349a71f9b900f5fc7af6123af71ca
[INFO] running `Command { std: "docker" "start" "-a" "c3eaf724beecaad5b290deddea1d95a22e5349a71f9b900f5fc7af6123af71ca", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stdout] 
[INFO] [stderr]   --> src/lib.rs:78:19
[INFO] [stdout] running 1 test
[INFO] [stderr]    |
[INFO] [stdout] test test_detach ... ok
[INFO] [stderr] 78 |         if let Ok(mut p) = parent_storage.get(parent) {
[INFO] [stdout] 
[INFO] [stderr]    |                   ----^
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |                   |
[INFO] [stdout] 
[INFO] [stderr]    |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] running 4 tests
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] test tests::test_hierarchy_tree ... ok
[INFO] [stderr] 
[INFO] [stdout] test tests::test_debug_print ... ok
[INFO] [stderr] warning: `shipyard_hierarchy` (lib) generated 1 warning (run `cargo fix --lib -p shipyard_hierarchy` to apply 1 suggestion)
[INFO] [stdout] test tests::test_hierarchy ... ok
[INFO] [stderr] warning: `shipyard_hierarchy` (lib test) generated 1 warning (1 duplicate)
[INFO] [stdout] test tests::test_sorting_depth_first ... ok
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shipyard_hierarchy-3c04d80ea3e3d81f)
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running tests/test_hierarchy_basic.rs (/opt/rustwide/target/debug/deps/test_hierarchy_basic-2e540c170cbdd728)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shipyard_hierarchy
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c3eaf724beecaad5b290deddea1d95a22e5349a71f9b900f5fc7af6123af71ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3eaf724beecaad5b290deddea1d95a22e5349a71f9b900f5fc7af6123af71ca", kill_on_drop: false }`
[INFO] [stdout] c3eaf724beecaad5b290deddea1d95a22e5349a71f9b900f5fc7af6123af71ca