[INFO] fetching crate trait-based-collection 0.1.0...
[INFO] testing trait-based-collection-0.1.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate trait-based-collection 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate trait-based-collection 0.1.0 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 trait-based-collection 0.1.0
[INFO] finished tweaking crates.io crate trait-based-collection 0.1.0
[INFO] tweaked toml for crates.io crate trait-based-collection 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trait-based-collection-macros v0.1.0
[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] 88638d84bfdcc68ca793d9ac9fc9e3e1152e32ef3032921b31ea60a17c8bd207
[INFO] running `Command { std: "docker" "start" "-a" "88638d84bfdcc68ca793d9ac9fc9e3e1152e32ef3032921b31ea60a17c8bd207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88638d84bfdcc68ca793d9ac9fc9e3e1152e32ef3032921b31ea60a17c8bd207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88638d84bfdcc68ca793d9ac9fc9e3e1152e32ef3032921b31ea60a17c8bd207", kill_on_drop: false }`
[INFO] [stdout] 88638d84bfdcc68ca793d9ac9fc9e3e1152e32ef3032921b31ea60a17c8bd207
[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] 6fb4669fc8c556190f7d65c954546b79615ed778e8f583ce1fed70b2d62f35d1
[INFO] running `Command { std: "docker" "start" "-a" "6fb4669fc8c556190f7d65c954546b79615ed778e8f583ce1fed70b2d62f35d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling convert_case v0.5.0
[INFO] [stderr]    Compiling trait-based-collection-macros v0.1.0
[INFO] [stdout] error[E0603]: enum `TokenTree` is private
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/trait-based-collection-macros-0.1.0/src/lib.rs:27:23
[INFO] [stdout]    |
[INFO] [stdout] 27 | use quote::__private::TokenTree;
[INFO] [stdout]    |                       ^^^^^^^^^ private enum
[INFO] [stdout]    |
[INFO] [stdout] note: the enum `TokenTree` is defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/quote-1.0.35/src/runtime.rs:6:49
[INFO] [stdout]    |
[INFO] [stdout] 6  | use proc_macro2::{Group, Ident, Punct, Spacing, TokenTree};
[INFO] [stdout]    |                                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `trait-based-collection-macros` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6fb4669fc8c556190f7d65c954546b79615ed778e8f583ce1fed70b2d62f35d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fb4669fc8c556190f7d65c954546b79615ed778e8f583ce1fed70b2d62f35d1", kill_on_drop: false }`
[INFO] [stdout] 6fb4669fc8c556190f7d65c954546b79615ed778e8f583ce1fed70b2d62f35d1
