[INFO] fetching crate search_trees 0.0.3...
[INFO] testing search_trees-0.0.3 against 1.75.0 for beta-1.76-1
[INFO] extracting crate search_trees 0.0.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate search_trees 0.0.3 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate search_trees 0.0.3
[INFO] finished tweaking crates.io crate search_trees 0.0.3
[INFO] tweaked toml for crates.io crate search_trees 0.0.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate search_trees 0.0.3 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.54
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5828803869f12ccac5e039fa1627d802c6839fa71912c427e6a44008751b9f46
[INFO] running `Command { std: "docker" "start" "-a" "5828803869f12ccac5e039fa1627d802c6839fa71912c427e6a44008751b9f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5828803869f12ccac5e039fa1627d802c6839fa71912c427e6a44008751b9f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5828803869f12ccac5e039fa1627d802c6839fa71912c427e6a44008751b9f46", kill_on_drop: false }`
[INFO] [stdout] 5828803869f12ccac5e039fa1627d802c6839fa71912c427e6a44008751b9f46
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f661b68072c6de86f0a0b947c3404fa13e5661176a6cde2efbad36b8054977b
[INFO] running `Command { std: "docker" "start" "-a" "2f661b68072c6de86f0a0b947c3404fa13e5661176a6cde2efbad36b8054977b", kill_on_drop: false }`
[INFO] [stderr]    Compiling search_trees v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `!` or `::`, found keyword `use`
[INFO] [stdout]   --> src/avltree.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | ppppp
[INFO] [stdout]    |      - expected one of `!` or `::`
[INFO] [stdout] 11 | use std::cell::RefCell;
[INFO] [stdout]    | ^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::avltree::AVLTree`
[INFO] [stdout]   --> src/prelude.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use crate::avltree::AVLTree;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^ no `AVLTree` in `avltree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `search_trees` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "2f661b68072c6de86f0a0b947c3404fa13e5661176a6cde2efbad36b8054977b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f661b68072c6de86f0a0b947c3404fa13e5661176a6cde2efbad36b8054977b", kill_on_drop: false }`
[INFO] [stdout] 2f661b68072c6de86f0a0b947c3404fa13e5661176a6cde2efbad36b8054977b
[INFO] testing search_trees-0.0.3 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate search_trees 0.0.3 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate search_trees 0.0.3 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate search_trees 0.0.3
[INFO] finished tweaking crates.io crate search_trees 0.0.3
[INFO] tweaked toml for crates.io crate search_trees 0.0.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate search_trees 0.0.3 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 526bfdcf5fb93536769ddfe492605e584039788959aabbdb317334d768a0f0a0
[INFO] running `Command { std: "docker" "start" "-a" "526bfdcf5fb93536769ddfe492605e584039788959aabbdb317334d768a0f0a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "526bfdcf5fb93536769ddfe492605e584039788959aabbdb317334d768a0f0a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "526bfdcf5fb93536769ddfe492605e584039788959aabbdb317334d768a0f0a0", kill_on_drop: false }`
[INFO] [stdout] 526bfdcf5fb93536769ddfe492605e584039788959aabbdb317334d768a0f0a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 750e7d6c3c62234229887fbb36872eeabb93f666ea2b2a38f67aecfc10738f8f
[INFO] running `Command { std: "docker" "start" "-a" "750e7d6c3c62234229887fbb36872eeabb93f666ea2b2a38f67aecfc10738f8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling search_trees v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `!` or `::`, found keyword `use`
[INFO] [stdout]   --> src/avltree.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | ppppp
[INFO] [stdout]    |      - expected one of `!` or `::`
[INFO] [stdout] 11 | use std::cell::RefCell;
[INFO] [stdout]    | ^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::avltree::AVLTree`
[INFO] [stdout]   --> src/prelude.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use crate::avltree::AVLTree;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^ no `AVLTree` in `avltree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `search_trees` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "750e7d6c3c62234229887fbb36872eeabb93f666ea2b2a38f67aecfc10738f8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "750e7d6c3c62234229887fbb36872eeabb93f666ea2b2a38f67aecfc10738f8f", kill_on_drop: false }`
[INFO] [stdout] 750e7d6c3c62234229887fbb36872eeabb93f666ea2b2a38f67aecfc10738f8f
