[INFO] cloning repository https://github.com/dymk/rusty_trees
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dymk/rusty_trees" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdymk%2Frusty_trees", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdymk%2Frusty_trees'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c02f6acfca90202830df461ef37fc9aaec20d56
[INFO] checking dymk/rusty_trees/4c02f6acfca90202830df461ef37fc9aaec20d56 against try#ccf408f4326a858c00dd845a64a86b16f360a801 for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdymk%2Frusty_trees" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dymk/rusty_trees on toolchain ccf408f4326a858c00dd845a64a86b16f360a801
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dymk/rusty_trees
[INFO] finished tweaking git repo https://github.com/dymk/rusty_trees
[INFO] tweaked toml for git repo https://github.com/dymk/rusty_trees written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dymk/rusty_trees 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" "+ccf408f4326a858c00dd845a64a86b16f360a801" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6de11c9608b18eb78b412548c8d3e8482fd91ba4ae756a65cde4e7aff80c734d
[INFO] running `Command { std: "docker" "start" "-a" "6de11c9608b18eb78b412548c8d3e8482fd91ba4ae756a65cde4e7aff80c734d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6de11c9608b18eb78b412548c8d3e8482fd91ba4ae756a65cde4e7aff80c734d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6de11c9608b18eb78b412548c8d3e8482fd91ba4ae756a65cde4e7aff80c734d", kill_on_drop: false }`
[INFO] [stdout] 6de11c9608b18eb78b412548c8d3e8482fd91ba4ae756a65cde4e7aff80c734d
[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=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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 944c0b978fafcc76030af8cbe1d1e5654145fd67d392ecb7df6fc5ee96e9fb06
[INFO] running `Command { std: "docker" "start" "-a" "944c0b978fafcc76030af8cbe1d1e5654145fd67d392ecb7df6fc5ee96e9fb06", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Migrating Cargo.toml from 2021 edition to 2024
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]    Compiling rusty_trees v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating build.rs from 2021 edition to 2024
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Migrating src/lib.rs from 2021 edition to 2024
[INFO] [stdout] warning: unused return value of `must_use` that must be used
[INFO] [stdout]   --> src/radix_trie/debug_impl.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         format!("{:?}", trie);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.03s
[INFO] [stderr] Running `cargo check` to verify 2024
[INFO] [stderr]    Compiling rusty_trees v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: unused return value of `must_use` that must be used
[INFO] [stdout]   --> src/radix_trie/debug_impl.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         format!("{:?}", trie);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "944c0b978fafcc76030af8cbe1d1e5654145fd67d392ecb7df6fc5ee96e9fb06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "944c0b978fafcc76030af8cbe1d1e5654145fd67d392ecb7df6fc5ee96e9fb06", kill_on_drop: false }`
[INFO] [stdout] 944c0b978fafcc76030af8cbe1d1e5654145fd67d392ecb7df6fc5ee96e9fb06