[INFO] crate memoffset 0.5.4 is already in cache
[INFO] checking memoffset-0.5.4 against try#1a399c10897767c36d147199696c96f193034e49 for pr-72644
[INFO] extracting crate memoffset 0.5.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate memoffset 0.5.4 on toolchain 1a399c10897767c36d147199696c96f193034e49
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate memoffset 0.5.4
[INFO] finished tweaking crates.io crate memoffset 0.5.4
[INFO] tweaked toml for crates.io crate memoffset 0.5.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ed4af2f4e6c253a1cbc4cfac5da4682061e5d9b271044e4419dcf3825a03d5b7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "ed4af2f4e6c253a1cbc4cfac5da4682061e5d9b271044e4419dcf3825a03d5b7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling memoffset v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr] error: reference to packed field is unaligned
[INFO] [stderr]    --> src/offset_of.rs:79:13
[INFO] [stderr]     |
[INFO] [stderr] 79  |             &(*base_ptr).$field as *const _
[INFO] [stderr]     |             ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 163 |         assert_eq!(offset_of!(Foo, a), 0);
[INFO] [stderr]     |                    ------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[deny(unaligned_references)]` on by default
[INFO] [stderr]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: reference to packed field is unaligned
[INFO] [stderr]    --> src/offset_of.rs:79:13
[INFO] [stderr]     |
[INFO] [stderr] 79  |             &(*base_ptr).$field as *const _
[INFO] [stderr]     |             ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 165 |         assert_eq!(offset_of!(Foo, c), 6);
[INFO] [stderr]     |                    ------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: reference to packed field is unaligned
[INFO] [stderr]    --> src/span_of.rs:138:10
[INFO] [stderr]     |
[INFO] [stderr] 138 |         (&(*$root).$begin as *const _ as usize,
[INFO] [stderr]     |          ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 189 |         assert_eq!(span_of!(Foo, a), 0..4);
[INFO] [stderr]     |                    ---------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: reference to packed field is unaligned
[INFO] [stderr]    --> src/span_of.rs:139:10
[INFO] [stderr]     |
[INFO] [stderr] 139 |          &(*$root).$begin as *const _ as usize + $crate::mem::size_of_val(&(*$root).$begin))
[INFO] [stderr]     |          ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 189 |         assert_eq!(span_of!(Foo, a), 0..4);
[INFO] [stderr]     |                    ---------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: reference to packed field is unaligned
[INFO] [stderr]    --> src/span_of.rs:139:75
[INFO] [stderr]     |
[INFO] [stderr] 139 |          &(*$root).$begin as *const _ as usize + $crate::mem::size_of_val(&(*$root).$begin))
[INFO] [stderr]     |                                                                           ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 189 |         assert_eq!(span_of!(Foo, a), 0..4);
[INFO] [stderr]     |                    ---------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: reference to packed field is unaligned
[INFO] [stderr]    --> src/span_of.rs:138:10
[INFO] [stderr]     |
[INFO] [stderr] 138 |         (&(*$root).$begin as *const _ as usize,
[INFO] [stderr]     |          ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 191 |         assert_eq!(span_of!(Foo, c), 6..6 + 8);
[INFO] [stderr]     |                    ---------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: reference to packed field is unaligned
[INFO] [stderr]    --> src/span_of.rs:139:10
[INFO] [stderr]     |
[INFO] [stderr] 139 |          &(*$root).$begin as *const _ as usize + $crate::mem::size_of_val(&(*$root).$begin))
[INFO] [stderr]     |          ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 191 |         assert_eq!(span_of!(Foo, c), 6..6 + 8);
[INFO] [stderr]     |                    ---------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: reference to packed field is unaligned
[INFO] [stderr]    --> src/span_of.rs:139:75
[INFO] [stderr]     |
[INFO] [stderr] 139 |          &(*$root).$begin as *const _ as usize + $crate::mem::size_of_val(&(*$root).$begin))
[INFO] [stderr]     |                                                                           ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 191 |         assert_eq!(span_of!(Foo, c), 6..6 + 8);
[INFO] [stderr]     |                    ---------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `memoffset`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ed4af2f4e6c253a1cbc4cfac5da4682061e5d9b271044e4419dcf3825a03d5b7"`
[INFO] running `"docker" "rm" "-f" "ed4af2f4e6c253a1cbc4cfac5da4682061e5d9b271044e4419dcf3825a03d5b7"`
[INFO] [stdout] ed4af2f4e6c253a1cbc4cfac5da4682061e5d9b271044e4419dcf3825a03d5b7