[INFO] fetching crate display-node 0.1.0...
[INFO] testing display-node-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate display-node 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate display-node 0.1.0
[INFO] finished tweaking crates.io crate display-node 0.1.0
[INFO] tweaked toml for crates.io crate display-node 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate display-node 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa4f7e371204754a93fd2c2934be9fd9b95291136ace811f245626e49615f255
[INFO] running `Command { std: "docker" "start" "-a" "fa4f7e371204754a93fd2c2934be9fd9b95291136ace811f245626e49615f255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa4f7e371204754a93fd2c2934be9fd9b95291136ace811f245626e49615f255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa4f7e371204754a93fd2c2934be9fd9b95291136ace811f245626e49615f255", kill_on_drop: false }`
[INFO] [stdout] fa4f7e371204754a93fd2c2934be9fd9b95291136ace811f245626e49615f255
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 567add0579380792a320178d2c7c5e7d0670b33cdb0766e49bf6e267dc158002
[INFO] running `Command { std: "docker" "start" "-a" "567add0579380792a320178d2c7c5e7d0670b33cdb0766e49bf6e267dc158002", kill_on_drop: false }`
[INFO] [stderr]    Compiling display-node v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "567add0579380792a320178d2c7c5e7d0670b33cdb0766e49bf6e267dc158002", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "567add0579380792a320178d2c7c5e7d0670b33cdb0766e49bf6e267dc158002", kill_on_drop: false }`
[INFO] [stdout] 567add0579380792a320178d2c7c5e7d0670b33cdb0766e49bf6e267dc158002
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2063d82ea658c944417c884c13d8efc331f9f3ebe9bd211c62c3ca001c27fd3
[INFO] running `Command { std: "docker" "start" "-a" "e2063d82ea658c944417c884c13d8efc331f9f3ebe9bd211c62c3ca001c27fd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling display-node v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "e2063d82ea658c944417c884c13d8efc331f9f3ebe9bd211c62c3ca001c27fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2063d82ea658c944417c884c13d8efc331f9f3ebe9bd211c62c3ca001c27fd3", kill_on_drop: false }`
[INFO] [stdout] e2063d82ea658c944417c884c13d8efc331f9f3ebe9bd211c62c3ca001c27fd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8353492bd82083db6df7c48dc6de7fa9ade6923910407342a495583b7357a60d
[INFO] running `Command { std: "docker" "start" "-a" "8353492bd82083db6df7c48dc6de7fa9ade6923910407342a495583b7357a60d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/display_node-55e494db9a9d01c3)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test implementations::bin_tree::it_works ... ok
[INFO] [stdout] test implementations::tree::it_works ... 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 display_node
[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" "8353492bd82083db6df7c48dc6de7fa9ade6923910407342a495583b7357a60d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8353492bd82083db6df7c48dc6de7fa9ade6923910407342a495583b7357a60d", kill_on_drop: false }`
[INFO] [stdout] 8353492bd82083db6df7c48dc6de7fa9ade6923910407342a495583b7357a60d