[INFO] fetching crate tree-layout 0.0.2...
[INFO] testing tree-layout-0.0.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate tree-layout 0.0.2 into /workspace/builds/worker-1-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-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tree-layout 0.0.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded color-core v0.1.6
[INFO] [stderr]   Downloaded projective v0.3.0
[INFO] [stderr]   Downloaded distantia v0.0.0
[INFO] [stderr]   Downloaded shape-core v0.1.16
[INFO] [stderr]   Downloaded hashbrown v0.14.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b78ce427fb608fbad49315aeb1be0eb1d677265a726f9b732a4bb2ca849affc
[INFO] running `Command { std: "docker" "start" "-a" "2b78ce427fb608fbad49315aeb1be0eb1d677265a726f9b732a4bb2ca849affc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b78ce427fb608fbad49315aeb1be0eb1d677265a726f9b732a4bb2ca849affc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b78ce427fb608fbad49315aeb1be0eb1d677265a726f9b732a4bb2ca849affc", kill_on_drop: false }`
[INFO] [stdout] 2b78ce427fb608fbad49315aeb1be0eb1d677265a726f9b732a4bb2ca849affc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7f10baa943f1a47790661a27ee486c7a7a2b6e689706efad24d1f407af9f3b4
[INFO] running `Command { std: "docker" "start" "-a" "a7f10baa943f1a47790661a27ee486c7a7a2b6e689706efad24d1f407af9f3b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling color-core v0.1.6
[INFO] [stderr]    Compiling distantia v0.0.0
[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 3.39s
[INFO] running `Command { std: "docker" "inspect" "a7f10baa943f1a47790661a27ee486c7a7a2b6e689706efad24d1f407af9f3b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7f10baa943f1a47790661a27ee486c7a7a2b6e689706efad24d1f407af9f3b4", kill_on_drop: false }`
[INFO] [stdout] a7f10baa943f1a47790661a27ee486c7a7a2b6e689706efad24d1f407af9f3b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a97b617ba9b14857ddd1e00d4f3c600847bd11f677ca5bf68e38756b50bfb28
[INFO] running `Command { std: "docker" "start" "-a" "9a97b617ba9b14857ddd1e00d4f3c600847bd11f677ca5bf68e38756b50bfb28", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.14.2
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.71s
[INFO] running `Command { std: "docker" "inspect" "9a97b617ba9b14857ddd1e00d4f3c600847bd11f677ca5bf68e38756b50bfb28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a97b617ba9b14857ddd1e00d4f3c600847bd11f677ca5bf68e38756b50bfb28", kill_on_drop: false }`
[INFO] [stdout] 9a97b617ba9b14857ddd1e00d4f3c600847bd11f677ca5bf68e38756b50bfb28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fe499765f05e50e96721e92ec8f32cfe70c7743fa22cd7b31c4c5784e7400145
[INFO] running `Command { std: "docker" "start" "-a" "fe499765f05e50e96721e92ec8f32cfe70c7743fa22cd7b31c4c5784e7400145", 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)]` 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 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tree_layout-4822026153656dfa)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tree::test::breadth_first ... ok
[INFO] [stdout] test tree::test::is_root_false ... ok
[INFO] [stdout] test tree::test::is_root_true ... ok
[INFO] [stdout] test tree::test::is_leaf_true ... ok
[INFO] [stdout] test tree::test::new ... ok
[INFO] [stdout] test tree::test::post_order ... ok
[INFO] [stdout] test tree::test::is_leaf_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 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-5ada75ee21276636)
[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" "fe499765f05e50e96721e92ec8f32cfe70c7743fa22cd7b31c4c5784e7400145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe499765f05e50e96721e92ec8f32cfe70c7743fa22cd7b31c4c5784e7400145", kill_on_drop: false }`
[INFO] [stdout] fe499765f05e50e96721e92ec8f32cfe70c7743fa22cd7b31c4c5784e7400145