[INFO] fetching crate size-of-trait 1.1.3...
[INFO] testing size-of-trait-1.1.3 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate size-of-trait 1.1.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate size-of-trait 1.1.3
[INFO] finished tweaking crates.io crate size-of-trait 1.1.3
[INFO] tweaked toml for crates.io crate size-of-trait 1.1.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate size-of-trait 1.1.3 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12998e7cf7ac90494de8d6780c11fd68508770ced2c124299e27e01f603ba102
[INFO] running `Command { std: "docker" "start" "-a" "12998e7cf7ac90494de8d6780c11fd68508770ced2c124299e27e01f603ba102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12998e7cf7ac90494de8d6780c11fd68508770ced2c124299e27e01f603ba102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12998e7cf7ac90494de8d6780c11fd68508770ced2c124299e27e01f603ba102", kill_on_drop: false }`
[INFO] [stdout] 12998e7cf7ac90494de8d6780c11fd68508770ced2c124299e27e01f603ba102
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c99b0722687495b4c7231041b49ab2c98d1e8844a6d2f71d94b7fa11b02209a3
[INFO] running `Command { std: "docker" "start" "-a" "c99b0722687495b4c7231041b49ab2c98d1e8844a6d2f71d94b7fa11b02209a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling size-of-trait v1.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "c99b0722687495b4c7231041b49ab2c98d1e8844a6d2f71d94b7fa11b02209a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c99b0722687495b4c7231041b49ab2c98d1e8844a6d2f71d94b7fa11b02209a3", kill_on_drop: false }`
[INFO] [stdout] c99b0722687495b4c7231041b49ab2c98d1e8844a6d2f71d94b7fa11b02209a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8fdee71dca4468e1e3c781d79b9c2b59e605428e7ffbfbacc58391d67d890ad
[INFO] running `Command { std: "docker" "start" "-a" "b8fdee71dca4468e1e3c781d79b9c2b59e605428e7ffbfbacc58391d67d890ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling size-of-trait v1.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: `yield` can only be used in `#[coroutine]` closures, or `gen` blocks
[INFO] [stdout]   --> src/tests.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         yield a;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `#[coroutine]` to make this closure a coroutine
[INFO] [stdout]    |
[INFO] [stdout] 19 |     #[coroutine] || {
[INFO] [stdout]    |     ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `size-of-trait` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "b8fdee71dca4468e1e3c781d79b9c2b59e605428e7ffbfbacc58391d67d890ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8fdee71dca4468e1e3c781d79b9c2b59e605428e7ffbfbacc58391d67d890ad", kill_on_drop: false }`
[INFO] [stdout] b8fdee71dca4468e1e3c781d79b9c2b59e605428e7ffbfbacc58391d67d890ad