[INFO] crate cuckoo_miner 0.5.2 is already in cache [INFO] checking cuckoo_miner-0.5.2 against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037 [INFO] extracting crate cuckoo_miner 0.5.2 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate cuckoo_miner 0.5.2 on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69 [INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate cuckoo_miner 0.5.2 [INFO] finished tweaking crates.io crate cuckoo_miner 0.5.2 [INFO] tweaked toml for crates.io crate cuckoo_miner 0.5.2 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "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] 150ca2d81488062bc5f50114290f615290a1d978655aeaedc951ae2bfb1b8196 [INFO] running `"docker" "start" "-a" "150ca2d81488062bc5f50114290f615290a1d978655aeaedc951ae2bfb1b8196"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking slog v2.1.1 [INFO] [stderr] Compiling fs_extra v1.1.0 [INFO] [stderr] Checking const-cstr v0.2.1 [INFO] [stderr] Checking blake2-rfc v0.2.18 [INFO] [stderr] Checking libloading v0.4.3 [INFO] [stderr] error[E0038]: the trait `MapErrFn` cannot be made into an object [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/slog-2.1.1/src/lib.rs:1596:5 [INFO] [stderr] | [INFO] [stderr] 1596 | map_fn: Box>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `MapErrFn` cannot be made into an object [INFO] [stderr] [INFO] [stderr] error[E0038]: the trait `SendSyncRefUnwindSafeDrain` cannot be made into an object [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/slog-2.1.1/src/lib.rs:1004:19 [INFO] [stderr] | [INFO] [stderr] 1004 | pub struct Logger>> [INFO] [stderr] | ^ the trait `SendSyncRefUnwindSafeDrain` cannot be made into an object [INFO] [stderr] [INFO] [stderr] error[E0038]: the trait `SendSyncRefUnwindSafeDrain` cannot be made into an object [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/slog-2.1.1/src/lib.rs:1042:5 [INFO] [stderr] | [INFO] [stderr] 1042 | / pub fn root(drain: D, values: OwnedKV) -> Logger [INFO] [stderr] 1043 | | where [INFO] [stderr] 1044 | | D: 'static + SendSyncRefUnwindSafeDrain, [INFO] [stderr] 1045 | | T: SendSyncRefUnwindSafeKV + 'static, [INFO] [stderr] ... | [INFO] [stderr] 1051 | | } [INFO] [stderr] 1052 | | } [INFO] [stderr] | |_____^ the trait `SendSyncRefUnwindSafeDrain` cannot be made into an object [INFO] [stderr] [INFO] [stderr] error[E0038]: the trait `SendSyncRefUnwindSafeDrain` cannot be made into an object [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/slog-2.1.1/src/lib.rs:1145:5 [INFO] [stderr] | [INFO] [stderr] 1145 | / pub fn into_erased( [INFO] [stderr] 1146 | | self, [INFO] [stderr] 1147 | | ) -> Logger>> [INFO] [stderr] 1148 | | where [INFO] [stderr] ... | [INFO] [stderr] 1155 | | } [INFO] [stderr] 1156 | | } [INFO] [stderr] | |_____^ the trait `SendSyncRefUnwindSafeDrain` cannot be made into an object [INFO] [stderr] [INFO] [stderr] error[E0038]: the trait `SendSyncRefUnwindSafeDrain` cannot be made into an object [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/slog-2.1.1/src/lib.rs:1161:5 [INFO] [stderr] | [INFO] [stderr] 1161 | / pub fn to_erased( [INFO] [stderr] 1162 | | &self, [INFO] [stderr] 1163 | | ) -> Logger>> [INFO] [stderr] 1164 | | where [INFO] [stderr] ... | [INFO] [stderr] 1167 | | self.clone().into_erased() [INFO] [stderr] 1168 | | } [INFO] [stderr] | |_____^ the trait `SendSyncRefUnwindSafeDrain` cannot be made into an object [INFO] [stderr] [INFO] [stderr] error: aborting due to 5 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0038`. [INFO] [stderr] error: could not compile `slog`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "150ca2d81488062bc5f50114290f615290a1d978655aeaedc951ae2bfb1b8196"` [INFO] running `"docker" "rm" "-f" "150ca2d81488062bc5f50114290f615290a1d978655aeaedc951ae2bfb1b8196"` [INFO] [stdout] 150ca2d81488062bc5f50114290f615290a1d978655aeaedc951ae2bfb1b8196