[INFO] fetching crate tree-layout 0.0.2...
[INFO] testing tree-layout-0.0.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate tree-layout 0.0.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate tree-layout 0.0.2
[INFO] finished tweaking crates.io crate tree-layout 0.0.2
[INFO] tweaked toml for crates.io crate tree-layout 0.0.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tree-layout 0.0.2 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] crate crates.io crate tree-layout 0.0.2 already has a lockfile, it will not be regenerated
[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]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded distantia v0.0.0
[INFO] [stderr]   Downloaded shape-core v0.1.16
[INFO] [stderr]   Downloaded color-core v0.1.6
[INFO] [stderr]   Downloaded projective v0.3.0
[INFO] [stderr]   Downloaded indexmap v2.0.2
[INFO] [stderr]   Downloaded hashbrown v0.14.2
[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] 08461eaf3732088aaeba6e6ba8ecdfeddbee5df071fbcf9b93966a2d31a4f35b
[INFO] running `Command { std: "docker" "start" "-a" "08461eaf3732088aaeba6e6ba8ecdfeddbee5df071fbcf9b93966a2d31a4f35b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08461eaf3732088aaeba6e6ba8ecdfeddbee5df071fbcf9b93966a2d31a4f35b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08461eaf3732088aaeba6e6ba8ecdfeddbee5df071fbcf9b93966a2d31a4f35b", kill_on_drop: false }`
[INFO] [stdout] 08461eaf3732088aaeba6e6ba8ecdfeddbee5df071fbcf9b93966a2d31a4f35b
[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] 0585cade85668b2ebe2b881c9a532062132ac002f01d5164436d0fc411ddee75
[INFO] running `Command { std: "docker" "start" "-a" "0585cade85668b2ebe2b881c9a532062132ac002f01d5164436d0fc411ddee75", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling distantia v0.0.0
[INFO] [stderr]    Compiling color-core v0.1.6
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling hashbrown v0.14.2
[INFO] [stderr]    Compiling projective v0.3.0
[INFO] [stderr]    Compiling shape-core v0.1.16
[INFO] [stderr]    Compiling tree-layout v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.68s
[INFO] running `Command { std: "docker" "inspect" "0585cade85668b2ebe2b881c9a532062132ac002f01d5164436d0fc411ddee75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0585cade85668b2ebe2b881c9a532062132ac002f01d5164436d0fc411ddee75", kill_on_drop: false }`
[INFO] [stdout] 0585cade85668b2ebe2b881c9a532062132ac002f01d5164436d0fc411ddee75
[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] 0b285ce3e5eae2f85225870986ed7efd4ea7b8b3d05132349bae8a16d01c16c3
[INFO] running `Command { std: "docker" "start" "-a" "0b285ce3e5eae2f85225870986ed7efd4ea7b8b3d05132349bae8a16d01c16c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling hashbrown v0.14.2
[INFO] [stderr]    Compiling indexmap v2.0.2
[INFO] [stderr]    Compiling tree-layout v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stdout] warning: unused variable: `layout`
[INFO] [stdout]   --> examples/binary.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let layout = layout(&Tree, &node);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.29s
[INFO] running `Command { std: "docker" "inspect" "0b285ce3e5eae2f85225870986ed7efd4ea7b8b3d05132349bae8a16d01c16c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b285ce3e5eae2f85225870986ed7efd4ea7b8b3d05132349bae8a16d01c16c3", kill_on_drop: false }`
[INFO] [stdout] 0b285ce3e5eae2f85225870986ed7efd4ea7b8b3d05132349bae8a16d01c16c3
[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] 0f34a55d82b9bdbcaa3263cc6b9eaecb76410afe4cfdd487b138ac450a8df911
[INFO] running `Command { std: "docker" "start" "-a" "0f34a55d82b9bdbcaa3263cc6b9eaecb76410afe4cfdd487b138ac450a8df911", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `layout`
[INFO] [stderr]   --> examples/binary.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let layout = layout(&Tree, &node);
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_layout`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tree-layout` (example "binary") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tree_layout-7971bf9be0675557)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tree::test::breadth_first ... ok
[INFO] [stdout] test tree::test::is_leaf_false ... ok
[INFO] [stdout] test tree::test::is_leaf_true ... ok
[INFO] [stdout] test tree::test::new ... ok
[INFO] [stdout] test tree::test::is_root_true ... ok
[INFO] [stdout] test tree::test::post_order ... ok
[INFO] [stdout] test tree::test::is_root_false ... ok
[INFO] [stdout] test tree::test::root ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-62b352916aef1226)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test petgraph ... ok
[INFO] [stdout] test ptc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tree_layout
[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" "0f34a55d82b9bdbcaa3263cc6b9eaecb76410afe4cfdd487b138ac450a8df911", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f34a55d82b9bdbcaa3263cc6b9eaecb76410afe4cfdd487b138ac450a8df911", kill_on_drop: false }`
[INFO] [stdout] 0f34a55d82b9bdbcaa3263cc6b9eaecb76410afe4cfdd487b138ac450a8df911