[INFO] fetching crate rocket-json-response 0.5.11...
[INFO] checking rocket-json-response-0.5.11 against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644
[INFO] extracting crate rocket-json-response 0.5.11 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rocket-json-response 0.5.11 on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rocket-json-response 0.5.11
[INFO] finished tweaking crates.io crate rocket-json-response 0.5.11
[INFO] tweaked toml for crates.io crate rocket-json-response 0.5.11 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate rocket-json-response 0.5.11 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "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] f03dc82c9fcbbba5b947d36c60c1366d37f56e5bf4c691e4828b75f7cde5aa5e
[INFO] running `"docker" "start" "-a" "f03dc82c9fcbbba5b947d36c60c1366d37f56e5bf4c691e4828b75f7cde5aa5e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling syn v1.0.15
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking json-gettext v3.1.6
[INFO] [stderr]     Checking rocket-json-response v0.5.11 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling enum-ordinalize v3.1.0
[INFO] [stderr] error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
[INFO] [stderr]   --> examples/rest_api.rs:27:10
[INFO] [stderr]    |
[INFO] [stderr] 27 | #[derive(Ordinalize)]
[INFO] [stderr]    |          ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: source type: `std::mem::Discriminant<ErrorCode>` (32 bits)
[INFO] [stderr]    = note: target type: `u64` (64 bits)
[INFO] [stderr]    = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0512`.
[INFO] [stderr] error: could not compile `rocket-json-response`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f03dc82c9fcbbba5b947d36c60c1366d37f56e5bf4c691e4828b75f7cde5aa5e"`
[INFO] running `"docker" "rm" "-f" "f03dc82c9fcbbba5b947d36c60c1366d37f56e5bf4c691e4828b75f7cde5aa5e"`
[INFO] [stdout] f03dc82c9fcbbba5b947d36c60c1366d37f56e5bf4c691e4828b75f7cde5aa5e