[INFO] cloning repository https://github.com/tommilligan/prost-502-reproduction
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tommilligan/prost-502-reproduction" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftommilligan%2Fprost-502-reproduction", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftommilligan%2Fprost-502-reproduction'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b72a9b3e98db5caf6ec69f5ee3313ed7039a53af
[INFO] testing tommilligan/prost-502-reproduction against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftommilligan%2Fprost-502-reproduction" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tommilligan/prost-502-reproduction on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tommilligan/prost-502-reproduction
[INFO] finished tweaking git repo https://github.com/tommilligan/prost-502-reproduction
[INFO] tweaked toml for git repo https://github.com/tommilligan/prost-502-reproduction written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tommilligan/prost-502-reproduction already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8926afdafc2ba49b240b3fba6ccd4d33ea39267006a2a01c6fc1e4c26f560c7f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8926afdafc2ba49b240b3fba6ccd4d33ea39267006a2a01c6fc1e4c26f560c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8926afdafc2ba49b240b3fba6ccd4d33ea39267006a2a01c6fc1e4c26f560c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8926afdafc2ba49b240b3fba6ccd4d33ea39267006a2a01c6fc1e4c26f560c7f", kill_on_drop: false }`
[INFO] [stdout] 8926afdafc2ba49b240b3fba6ccd4d33ea39267006a2a01c6fc1e4c26f560c7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d1e53fac64f1af8a99f0472dbcd2ac5401202cf454b44bcf258f8823ac1ee2c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1d1e53fac64f1af8a99f0472dbcd2ac5401202cf454b44bcf258f8823ac1ee2c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling prost-build v0.8.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling prost-derive v0.8.0
[INFO] [stderr]    Compiling prost v0.8.0
[INFO] [stderr]    Compiling prost-types v0.8.0
[INFO] [stderr]    Compiling prost-minimal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: can't compare `Example` with `Example`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/prost-minimal-8c5fd58c3195dbfe/out/example.rs:1:10
[INFO] [stdout]     |
[INFO] [stdout] 1   | #[derive(Ord)]
[INFO] [stdout]     |          ^^^ no implementation for `Example < Example` and `Example > Example`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `PartialOrd` is not implemented for `Example`
[INFO] [stdout] note: required by a bound in `Ord`
[INFO] [stdout]     = note: this error originates in the derive macro `Ord` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Example: std::cmp::Eq` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/prost-minimal-8c5fd58c3195dbfe/out/example.rs:1:10
[INFO] [stdout]     |
[INFO] [stdout] 1   | #[derive(Ord)]
[INFO] [stdout]     |          ^^^ the trait `std::cmp::Eq` is not implemented for `Example`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Ord`
[INFO] [stdout]     = note: this error originates in the derive macro `Ord` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `prost-minimal` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "1d1e53fac64f1af8a99f0472dbcd2ac5401202cf454b44bcf258f8823ac1ee2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d1e53fac64f1af8a99f0472dbcd2ac5401202cf454b44bcf258f8823ac1ee2c", kill_on_drop: false }`
[INFO] [stdout] 1d1e53fac64f1af8a99f0472dbcd2ac5401202cf454b44bcf258f8823ac1ee2c