[INFO] crate tagged_ptr 0.1.0 is already in cache
[INFO] extracting crate tagged_ptr 0.1.0 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/tagged_ptr/0.1.0
[INFO] extracting crate tagged_ptr 0.1.0 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/tagged_ptr/0.1.0
[INFO] validating manifest of tagged_ptr-0.1.0 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tagged_ptr-0.1.0 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tagged_ptr-0.1.0
[INFO] finished frobbing tagged_ptr-0.1.0
[INFO] frobbed toml for tagged_ptr-0.1.0 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/tagged_ptr/0.1.0/Cargo.toml
[INFO] started frobbing tagged_ptr-0.1.0
[INFO] finished frobbing tagged_ptr-0.1.0
[INFO] frobbed toml for tagged_ptr-0.1.0 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/tagged_ptr/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tagged_ptr-0.1.0 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/tagged_ptr/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b407566b79b5c53925d1d095b525f0c1b651b83f0384568726ff9de64b1ebf21
[INFO] running `"docker" "start" "-a" "b407566b79b5c53925d1d095b525f0c1b651b83f0384568726ff9de64b1ebf21"`
[INFO] [stderr]     Checking tagged_ptr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the feature `rc_raw` has been stable since 1.17.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(rc_raw)]
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/tagged_ptr.rs:217:32
[INFO] [stderr]     |
[INFO] [stderr] 217 |         let x: X = Unpacked::B(rc);
[INFO] [stderr]     |                                ^^ expected struct `std::rc::Rc`, found struct `std::boxed::Box`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `std::rc::Rc<u32>`
[INFO] [stderr]                found type `std::boxed::Box<std::rc::Rc<{integer}>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/tagged_ptr.rs:230:32
[INFO] [stderr]     |
[INFO] [stderr] 230 |         let x: X = Unpacked::B(rc);
[INFO] [stderr]     |                                ^^ expected struct `std::rc::Rc`, found struct `std::boxed::Box`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `std::rc::Rc<u32>`
[INFO] [stderr]                found type `std::boxed::Box<std::rc::Rc<{integer}>>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `tagged_ptr`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b407566b79b5c53925d1d095b525f0c1b651b83f0384568726ff9de64b1ebf21"`
[INFO] running `"docker" "rm" "-f" "b407566b79b5c53925d1d095b525f0c1b651b83f0384568726ff9de64b1ebf21"`
[INFO] [stdout] b407566b79b5c53925d1d095b525f0c1b651b83f0384568726ff9de64b1ebf21