[INFO] fetching crate oop_inheritance 1.0.1...
[INFO] checking oop_inheritance-1.0.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate oop_inheritance 1.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate oop_inheritance 1.0.1
[INFO] finished tweaking crates.io crate oop_inheritance 1.0.1
[INFO] tweaked toml for crates.io crate oop_inheritance 1.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate oop_inheritance 1.0.1 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09edd3fba5e63da6358ae6c1a4259d6434ec246d18becfb6e6c78cf9bdf3ce07
[INFO] running `Command { std: "docker" "start" "-a" "09edd3fba5e63da6358ae6c1a4259d6434ec246d18becfb6e6c78cf9bdf3ce07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09edd3fba5e63da6358ae6c1a4259d6434ec246d18becfb6e6c78cf9bdf3ce07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09edd3fba5e63da6358ae6c1a4259d6434ec246d18becfb6e6c78cf9bdf3ce07", kill_on_drop: false }`
[INFO] [stdout] 09edd3fba5e63da6358ae6c1a4259d6434ec246d18becfb6e6c78cf9bdf3ce07
[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=forbid -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d338715275fccd4cbedd5659a9910df2b756e2f19a3c410129c9c8870474b35
[INFO] running `Command { std: "docker" "start" "-a" "8d338715275fccd4cbedd5659a9910df2b756e2f19a3c410129c9c8870474b35", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]     Checking by_address v1.2.1
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling oop_inheritance_proc v1.0.0
[INFO] [stderr]     Checking oop_inheritance v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `index_of_from` and `remove_equals` are never used
[INFO] [stdout]   --> src/util/vector_extensions.rs:7:8
[INFO] [stdout]    |
[INFO] [stdout]  2 | pub(crate) trait VectorExtensions<T> {
[INFO] [stdout]    |                  ---------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout]  7 |     fn index_of_from(&self, value: &T, start_index: usize) -> Option<usize> where T: PartialEq;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn remove_equals(&mut self, value: &T) -> bool  where T: PartialEq;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `index_of_from` and `remove_equals` are never used
[INFO] [stdout]   --> src/util/vector_extensions.rs:7:8
[INFO] [stdout]    |
[INFO] [stdout]  2 | pub(crate) trait VectorExtensions<T> {
[INFO] [stdout]    |                  ---------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout]  7 |     fn index_of_from(&self, value: &T, start_index: usize) -> Option<usize> where T: PartialEq;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn remove_equals(&mut self, value: &T) -> bool  where T: PartialEq;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Node, Infallible>
[INFO] [stdout]    --> src/lib.rs:502:9
[INFO] [stdout]     |
[INFO] [stdout] 502 | /         class! {
[INFO] [stdout] 503 | |             use oop_inheritance = crate;
[INFO] [stdout] 504 | |             struct A: Node {
[INFO] [stdout] 505 | |                 x: f64 = 0.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 511 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `class` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `oop_inheritance` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "8d338715275fccd4cbedd5659a9910df2b756e2f19a3c410129c9c8870474b35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d338715275fccd4cbedd5659a9910df2b756e2f19a3c410129c9c8870474b35", kill_on_drop: false }`
[INFO] [stdout] 8d338715275fccd4cbedd5659a9910df2b756e2f19a3c410129c9c8870474b35
