[INFO] cloning repository https://github.com/psyto/hashmap [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/psyto/hashmap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsyto%2Fhashmap"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsyto%2Fhashmap'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3f66541e3226d6047ddc20ef82519eeec495ae5f [INFO] testing psyto/hashmap against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsyto%2Fhashmap" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/psyto/hashmap 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/psyto/hashmap [INFO] finished tweaking git repo https://github.com/psyto/hashmap [INFO] tweaked toml for git repo https://github.com/psyto/hashmap written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/psyto/hashmap 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] ceac3988df59477af693cacdd37c02eb1028bc6fdf9574228fb4d966369a5aaf [INFO] running `"docker" "start" "-a" "ceac3988df59477af693cacdd37c02eb1028bc6fdf9574228fb4d966369a5aaf"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling hashmap v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0277]: `Bucket` is not an iterator [INFO] [stderr] --> src/lib.rs:32:40 [INFO] [stderr] | [INFO] [stderr] 32 | for &mut (ref ekey, evalue) in bucket { [INFO] [stderr] | ^^^^^^ `Bucket` is not an iterator [INFO] [stderr] | [INFO] [stderr] = help: the trait `std::iter::Iterator` is not implemented for `Bucket` [INFO] [stderr] = note: required because of the requirements on the impl of `std::iter::Iterator` for `&mut Bucket` [INFO] [stderr] [INFO] [stderr] error[E0277]: can't compare `&_` with `K` [INFO] [stderr] --> src/lib.rs:33:21 [INFO] [stderr] | [INFO] [stderr] 33 | if ekey == key { [INFO] [stderr] | ^^ no implementation for `&_ == K` [INFO] [stderr] | [INFO] [stderr] = help: the trait `std::cmp::PartialEq` is not implemented for `&_` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `push` found for mutable reference `&mut Bucket` in the current scope [INFO] [stderr] --> src/lib.rs:39:16 [INFO] [stderr] | [INFO] [stderr] 39 | bucket.push((key, value)); [INFO] [stderr] | ^^^^ method not found in `&mut Bucket` [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0277, E0599. [INFO] [stderr] For more information about an error, try `rustc --explain E0277`. [INFO] [stderr] error: could not compile `hashmap`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "ceac3988df59477af693cacdd37c02eb1028bc6fdf9574228fb4d966369a5aaf"` [INFO] running `"docker" "rm" "-f" "ceac3988df59477af693cacdd37c02eb1028bc6fdf9574228fb4d966369a5aaf"` [INFO] [stdout] ceac3988df59477af693cacdd37c02eb1028bc6fdf9574228fb4d966369a5aaf