[INFO] cloning repository https://github.com/adubois/rust-books
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adubois/rust-books" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadubois%2Frust-books"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadubois%2Frust-books'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ec5a474deaea1cd47a310d80dc079774b20a44de
[INFO] checking adubois/rust-books against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadubois%2Frust-books" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adubois/rust-books on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/adubois/rust-books
[INFO] finished tweaking git repo https://github.com/adubois/rust-books
[INFO] tweaked toml for git repo https://github.com/adubois/rust-books written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/adubois/rust-books already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 067f5ff30d21555209bd7bdf5abf39c3d8c0051ac25bd2e5eae0cb26479ec444
[INFO] running `"docker" "start" "-a" "067f5ff30d21555209bd7bdf5abf39c3d8c0051ac25bd2e5eae0cb26479ec444"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling indexmap v1.0.1
[INFO] [stderr]    Compiling ring v0.13.2
[INFO] [stderr]    Compiling pear_codegen v0.1.0 (http://github.com/SergioBenitez/Pear?rev=d221e16dd#d221e16d)
[INFO] [stderr]    Compiling rocket_codegen_next v0.4.0-dev (https://github.com/SergioBenitez/Rocket#085a1430)
[INFO] [stderr]    Compiling rocket v0.4.0-dev (https://github.com/SergioBenitez/Rocket#085a1430)
[INFO] [stderr]     Checking filetime v0.2.1
[INFO] [stderr]     Checking tokio-io v0.1.9
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking diesel v1.3.3
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.9
[INFO] [stderr]     Checking notify v4.0.6
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]    Compiling derive_utils_core v0.1.0 (https://github.com/SergioBenitez/derive-utils?rev=62f361f#62f361fe)
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling derive_utils_codegen v0.1.0 (https://github.com/SergioBenitez/derive-utils?rev=62f361f#62f361fe)
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling derive_utils v0.1.0 (https://github.com/SergioBenitez/derive-utils?rev=62f361f#62f361fe)
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking dotenv v0.13.0
[INFO] [stderr]    Compiling pear v0.1.0 (http://github.com/SergioBenitez/Pear?rev=d221e16dd#d221e16d)
[INFO] [stderr]     Checking rocket_http v0.4.0-dev (https://github.com/SergioBenitez/Rocket#085a1430)
[INFO] [stderr] error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
[INFO] [stderr]   --> /opt/rustwide/cargo-home/git/checkouts/rocket-8bf16d9ca7e90bdc/085a143/core/codegen_next/src/proc_macro_ext.rs:72:41
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let inner: InnerSpan = unsafe { ::std::mem::transmute(self) };
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: source type: `proc_macro::Span` (32 bits)
[INFO] [stderr]    = note: target type: `syntax_pos::Span` (64 bits)
[INFO] [stderr] 
[INFO] [stderr] error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
[INFO] [stderr]    --> /opt/rustwide/cargo-home/git/checkouts/rocket-8bf16d9ca7e90bdc/085a143/core/codegen_next/src/proc_macro_ext.rs:101:23
[INFO] [stderr]     |
[INFO] [stderr] 101 |         Some(unsafe { ::std::mem::transmute(new_inner) })
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: source type: `syntax_pos::Span` (64 bits)
[INFO] [stderr]     = note: target type: `proc_macro::Span` (32 bits)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0512`.
[INFO] [stderr] error: could not compile `rocket_codegen_next`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "067f5ff30d21555209bd7bdf5abf39c3d8c0051ac25bd2e5eae0cb26479ec444"`
[INFO] running `"docker" "rm" "-f" "067f5ff30d21555209bd7bdf5abf39c3d8c0051ac25bd2e5eae0cb26479ec444"`
[INFO] [stdout] 067f5ff30d21555209bd7bdf5abf39c3d8c0051ac25bd2e5eae0cb26479ec444