[INFO] fetching crate size-of-trait 1.1.2...
[INFO] testing size-of-trait-1.1.2 against 1.75.0 for beta-1.76-1
[INFO] extracting crate size-of-trait 1.1.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate size-of-trait 1.1.2 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 size-of-trait 1.1.2
[INFO] finished tweaking crates.io crate size-of-trait 1.1.2
[INFO] tweaked toml for crates.io crate size-of-trait 1.1.2 written to /workspace/builds/worker-3-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] 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] 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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e7a21473d87105e06d6353976be1be9ca60c92cad3a505a2c1bb9ce34a9665e
[INFO] running `Command { std: "docker" "start" "-a" "1e7a21473d87105e06d6353976be1be9ca60c92cad3a505a2c1bb9ce34a9665e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e7a21473d87105e06d6353976be1be9ca60c92cad3a505a2c1bb9ce34a9665e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e7a21473d87105e06d6353976be1be9ca60c92cad3a505a2c1bb9ce34a9665e", kill_on_drop: false }`
[INFO] [stdout] 1e7a21473d87105e06d6353976be1be9ca60c92cad3a505a2c1bb9ce34a9665e
[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=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] d9b5d7d65142e6ed71ee5b69cfd2ac6e4e1540c6b1fd2e2cf2885d8323a7e2b4
[INFO] running `Command { std: "docker" "start" "-a" "d9b5d7d65142e6ed71ee5b69cfd2ac6e4e1540c6b1fd2e2cf2885d8323a7e2b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling size-of-trait v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "d9b5d7d65142e6ed71ee5b69cfd2ac6e4e1540c6b1fd2e2cf2885d8323a7e2b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9b5d7d65142e6ed71ee5b69cfd2ac6e4e1540c6b1fd2e2cf2885d8323a7e2b4", kill_on_drop: false }`
[INFO] [stdout] d9b5d7d65142e6ed71ee5b69cfd2ac6e4e1540c6b1fd2e2cf2885d8323a7e2b4
[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=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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c612a543d578a3772ad42170010e37759d90770ca431ecfffad8df5ee5a70df7
[INFO] running `Command { std: "docker" "start" "-a" "c612a543d578a3772ad42170010e37759d90770ca431ecfffad8df5ee5a70df7", kill_on_drop: false }`
[INFO] [stderr]    Compiling size-of-trait v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(test, feature(generators, generator_trait))]
[INFO] [stdout]   |                           ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `coroutines`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::ops::Generator`
[INFO] [stdout]  --> src/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::ops::Generator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ no `Generator` in `ops`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: yield syntax is experimental
[INFO] [stdout]   --> src/tests.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         yield a;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #43122 <https://github.com/rust-lang/rust/issues/43122> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:39
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(test, feature(generators, generator_trait))]
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `generator_trait`
[INFO] [stdout]  --> src/lib.rs:3:39
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(test, feature(generators, generator_trait))]
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554, E0557, E0635, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `size-of-trait` (lib test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "c612a543d578a3772ad42170010e37759d90770ca431ecfffad8df5ee5a70df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c612a543d578a3772ad42170010e37759d90770ca431ecfffad8df5ee5a70df7", kill_on_drop: false }`
[INFO] [stdout] c612a543d578a3772ad42170010e37759d90770ca431ecfffad8df5ee5a70df7
[INFO] testing size-of-trait-1.1.2 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate size-of-trait 1.1.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate size-of-trait 1.1.2 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate size-of-trait 1.1.2
[INFO] finished tweaking crates.io crate size-of-trait 1.1.2
[INFO] tweaked toml for crates.io crate size-of-trait 1.1.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 949553e36f6112130b8565d5105134ac5a459fc37e181d4e36a655fbd90f4cf7
[INFO] running `Command { std: "docker" "start" "-a" "949553e36f6112130b8565d5105134ac5a459fc37e181d4e36a655fbd90f4cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "949553e36f6112130b8565d5105134ac5a459fc37e181d4e36a655fbd90f4cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "949553e36f6112130b8565d5105134ac5a459fc37e181d4e36a655fbd90f4cf7", kill_on_drop: false }`
[INFO] [stdout] 949553e36f6112130b8565d5105134ac5a459fc37e181d4e36a655fbd90f4cf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51cadd3d31700dc1fa8bf24fc3aa8373c9fdc4f4a491971741e3d62c2f2340f4
[INFO] running `Command { std: "docker" "start" "-a" "51cadd3d31700dc1fa8bf24fc3aa8373c9fdc4f4a491971741e3d62c2f2340f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling size-of-trait v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] running `Command { std: "docker" "inspect" "51cadd3d31700dc1fa8bf24fc3aa8373c9fdc4f4a491971741e3d62c2f2340f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51cadd3d31700dc1fa8bf24fc3aa8373c9fdc4f4a491971741e3d62c2f2340f4", kill_on_drop: false }`
[INFO] [stdout] 51cadd3d31700dc1fa8bf24fc3aa8373c9fdc4f4a491971741e3d62c2f2340f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4405c6b1142efd71ad4e6810ac515a92a9a41d96484cd010803a318d0b947a26
[INFO] running `Command { std: "docker" "start" "-a" "4405c6b1142efd71ad4e6810ac515a92a9a41d96484cd010803a318d0b947a26", kill_on_drop: false }`
[INFO] [stderr]    Compiling size-of-trait v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(test, feature(generators, generator_trait))]
[INFO] [stdout]   |                           ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `coroutines`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::ops::Generator`
[INFO] [stdout]  --> src/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::ops::Generator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ no `Generator` in `ops`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: yield syntax is experimental
[INFO] [stdout]   --> src/tests.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         yield a;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #43122 <https://github.com/rust-lang/rust/issues/43122> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:3:39
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(test, feature(generators, generator_trait))]
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `generator_trait`
[INFO] [stdout]  --> src/lib.rs:3:39
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(test, feature(generators, generator_trait))]
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554, E0557, E0635, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `size-of-trait` (lib test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "4405c6b1142efd71ad4e6810ac515a92a9a41d96484cd010803a318d0b947a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4405c6b1142efd71ad4e6810ac515a92a9a41d96484cd010803a318d0b947a26", kill_on_drop: false }`
[INFO] [stdout] 4405c6b1142efd71ad4e6810ac515a92a9a41d96484cd010803a318d0b947a26
