[INFO] fetching crate vctr2 0.1.8...
[INFO] checking vctr2-0.1.8 against try#0edd13c68435d50367c79cef43ac2768d2ec4f3d for pr-129422
[INFO] extracting crate vctr2 0.1.8 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate vctr2 0.1.8 on toolchain 0edd13c68435d50367c79cef43ac2768d2ec4f3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vctr2 0.1.8
[INFO] finished tweaking crates.io crate vctr2 0.1.8
[INFO] tweaked toml for crates.io crate vctr2 0.1.8 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3832704e2fdd8e3cb125711010035e547dc098d9993e90e6ef78e6ed6179fb7
[INFO] running `Command { std: "docker" "start" "-a" "e3832704e2fdd8e3cb125711010035e547dc098d9993e90e6ef78e6ed6179fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3832704e2fdd8e3cb125711010035e547dc098d9993e90e6ef78e6ed6179fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3832704e2fdd8e3cb125711010035e547dc098d9993e90e6ef78e6ed6179fb7", kill_on_drop: false }`
[INFO] [stdout] e3832704e2fdd8e3cb125711010035e547dc098d9993e90e6ef78e6ed6179fb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36609c1db9a56e6a4a0aadf75039edae6400a1a85b6f2fd742c22b134fba4db7
[INFO] running `Command { std: "docker" "start" "-a" "36609c1db9a56e6a4a0aadf75039edae6400a1a85b6f2fd742c22b134fba4db7", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking vctr2 v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated functions `from_vec2` and `into_vec2` are never used
[INFO] [stdout]    --> src/vector2.rs:236:8
[INFO] [stdout]     |
[INFO] [stdout] 235 | impl<U> Vector2<U> {
[INFO] [stdout]     | ------------------ associated functions in this implementation
[INFO] [stdout] 236 |     fn from_vec2<V: From<U>>(src: Vector2<U>) -> Vector2<V> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 |     fn into_vec2<V: Into<U>>(src: Vector2<V>) -> Vector2<U> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `from_vec2` and `into_vec2` are never used
[INFO] [stdout]    --> src/vector2.rs:236:8
[INFO] [stdout]     |
[INFO] [stdout] 235 | impl<U> Vector2<U> {
[INFO] [stdout]     | ------------------ associated functions in this implementation
[INFO] [stdout] 236 |     fn from_vec2<V: From<U>>(src: Vector2<U>) -> Vector2<V> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 |     fn into_vec2<V: Into<U>>(src: Vector2<V>) -> Vector2<U> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "36609c1db9a56e6a4a0aadf75039edae6400a1a85b6f2fd742c22b134fba4db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36609c1db9a56e6a4a0aadf75039edae6400a1a85b6f2fd742c22b134fba4db7", kill_on_drop: false }`
[INFO] [stdout] 36609c1db9a56e6a4a0aadf75039edae6400a1a85b6f2fd742c22b134fba4db7