[INFO] fetching crate houtamelo_utils 3.1.0...
[INFO] testing houtamelo_utils-3.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate houtamelo_utils 3.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate houtamelo_utils 3.1.0
[INFO] finished tweaking crates.io crate houtamelo_utils 3.1.0
[INFO] tweaked toml for crates.io crate houtamelo_utils 3.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate houtamelo_utils 3.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate houtamelo_utils 3.1.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.209
[INFO] [stderr]   Downloaded pluck v0.1.1
[INFO] [stderr]   Downloaded serde v1.0.209
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdb8e2755168eeddcbef9978031c98b4821be849aa77dc84ef4835f7d17bb56f
[INFO] running `Command { std: "docker" "start" "-a" "cdb8e2755168eeddcbef9978031c98b4821be849aa77dc84ef4835f7d17bb56f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdb8e2755168eeddcbef9978031c98b4821be849aa77dc84ef4835f7d17bb56f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdb8e2755168eeddcbef9978031c98b4821be849aa77dc84ef4835f7d17bb56f", kill_on_drop: false }`
[INFO] [stdout] cdb8e2755168eeddcbef9978031c98b4821be849aa77dc84ef4835f7d17bb56f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98d17cbec0ad98c3be672a0ce79c819259ce26965b492b9502fc41b2dae570fc
[INFO] running `Command { std: "docker" "start" "-a" "98d17cbec0ad98c3be672a0ce79c819259ce26965b492b9502fc41b2dae570fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling pluck v0.1.1
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling houtamelo_utils v3.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/collections/count_or_more.rs:149:3
[INFO] [stdout]     |
[INFO] [stdout] 148 |     pub fn push_within_capacity(&mut self, value:T) -> Result<(), T> {
[INFO] [stdout]     |                                                        ------------- expected `std::result::Result<(), T>` because of return type
[INFO] [stdout] 149 |         self.dynamic.push_within_capacity(value)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Result<(), T>`, found `Result<&mut T, T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `std::result::Result<(), _>`
[INFO] [stdout]                found enum `std::result::Result<&mut T, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `houtamelo_utils` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "98d17cbec0ad98c3be672a0ce79c819259ce26965b492b9502fc41b2dae570fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98d17cbec0ad98c3be672a0ce79c819259ce26965b492b9502fc41b2dae570fc", kill_on_drop: false }`
[INFO] [stdout] 98d17cbec0ad98c3be672a0ce79c819259ce26965b492b9502fc41b2dae570fc
