[INFO] fetching crate tagged_ptr 0.1.0...
[INFO] extracting crate tagged_ptr 0.1.0 into work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/tagged_ptr/0.1.0
[INFO] extracting crate tagged_ptr 0.1.0 into work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/tagged_ptr/0.1.0
[INFO] validating manifest of tagged_ptr-0.1.0 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tagged_ptr-0.1.0 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-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-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/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-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/tagged_ptr/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tagged_ptr-0.1.0 against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-6/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 28cf70c79c177ecf109005e618f0b981a8d8d2ec64e88130bc88ddb53df45433
[INFO] running `"docker" "start" "-a" "28cf70c79c177ecf109005e618f0b981a8d8d2ec64e88130bc88ddb53df45433"`
[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" "28cf70c79c177ecf109005e618f0b981a8d8d2ec64e88130bc88ddb53df45433"`
[INFO] running `"docker" "rm" "-f" "28cf70c79c177ecf109005e618f0b981a8d8d2ec64e88130bc88ddb53df45433"`
[INFO] [stdout] 28cf70c79c177ecf109005e618f0b981a8d8d2ec64e88130bc88ddb53df45433