[INFO] cloning repository https://github.com/OlivierLemoine/fun-with-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/OlivierLemoine/fun-with-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOlivierLemoine%2Ffun-with-rust"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOlivierLemoine%2Ffun-with-rust'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0fbaa56f732fa1c0a3bec2ad267e62e284582a86
[INFO] testing OlivierLemoine/fun-with-rust against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOlivierLemoine%2Ffun-with-rust" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/OlivierLemoine/fun-with-rust on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/OlivierLemoine/fun-with-rust
[INFO] finished tweaking git repo https://github.com/OlivierLemoine/fun-with-rust
[INFO] tweaked toml for git repo https://github.com/OlivierLemoine/fun-with-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/OlivierLemoine/fun-with-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d18ba350f934e758f3544a1f6c5a55aa963c252389f383f0a178238e8c756b94
[INFO] running `"docker" "start" "-a" "d18ba350f934e758f3544a1f6c5a55aa963c252389f383f0a178238e8c756b94"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling fun-with-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 28 | impl<T, N: Nat> SizeProofVec<T, N> {
[INFO] [stderr]    |         - this type parameter
[INFO] [stderr] ...
[INFO] [stderr] 55 |             s
[INFO] [stderr]    |             ^ expected type parameter `N`, found struct `Suc`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected struct `SizeProofVec<_, N>`
[INFO] [stderr]               found struct `SizeProofVec<_, Suc<N>>`
[INFO] [stderr]    = help: type parameters must be constrained to match other types
[INFO] [stderr]    = note: for more information, visit https://doc.rust-lang.org/book/ch10-02-traits.html#traits-as-parameters
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `fun-with-rust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "d18ba350f934e758f3544a1f6c5a55aa963c252389f383f0a178238e8c756b94"`
[INFO] running `"docker" "rm" "-f" "d18ba350f934e758f3544a1f6c5a55aa963c252389f383f0a178238e8c756b94"`
[INFO] [stdout] d18ba350f934e758f3544a1f6c5a55aa963c252389f383f0a178238e8c756b94