[INFO] updating cached repository https://github.com/jafow/xprs [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ab600c2d8d4c29228528c287845de0cfca75b26b [INFO] checking jafow/xprs against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjafow%2Fxprs" "/workspace/builds/worker-13/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jafow/xprs on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69 [INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jafow/xprs [INFO] finished tweaking git repo https://github.com/jafow/xprs [INFO] tweaked toml for git repo https://github.com/jafow/xprs written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/jafow/xprs already has a lockfile, it will not be regenerated [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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 9c355f3140d084ae242e51ccba59827a1f446648c32b2267dcab8a2f9d5b7265 [INFO] running `"docker" "start" "-a" "9c355f3140d084ae242e51ccba59827a1f446648c32b2267dcab8a2f9d5b7265"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling serde v1.0.91 [INFO] [stderr] Checking slog v2.4.1 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking isatty v0.1.9 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking libflate v0.1.23 [INFO] [stderr] Compiling trackable_derive v0.1.2 [INFO] [stderr] Checking term v0.5.2 [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-2.4.1/src/lib.rs:1808:5 [INFO] [stderr] | [INFO] [stderr] 1808 | 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-2.4.1/src/lib.rs:1080:19 [INFO] [stderr] | [INFO] [stderr] 1080 | 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-2.4.1/src/lib.rs:1118:5 [INFO] [stderr] | [INFO] [stderr] 1118 | / pub fn root(drain: D, values: OwnedKV) -> Logger [INFO] [stderr] 1119 | | where [INFO] [stderr] 1120 | | D: 'static + SendSyncRefUnwindSafeDrain, [INFO] [stderr] 1121 | | T: SendSyncRefUnwindSafeKV + 'static, [INFO] [stderr] ... | [INFO] [stderr] 1127 | | } [INFO] [stderr] 1128 | | } [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-2.4.1/src/lib.rs:1221:5 [INFO] [stderr] | [INFO] [stderr] 1221 | / pub fn into_erased( [INFO] [stderr] 1222 | | self, [INFO] [stderr] 1223 | | ) -> Logger>> [INFO] [stderr] 1224 | | where [INFO] [stderr] ... | [INFO] [stderr] 1231 | | } [INFO] [stderr] 1232 | | } [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-2.4.1/src/lib.rs:1237:5 [INFO] [stderr] | [INFO] [stderr] 1237 | / pub fn to_erased( [INFO] [stderr] 1238 | | &self, [INFO] [stderr] 1239 | | ) -> Logger>> [INFO] [stderr] 1240 | | where [INFO] [stderr] ... | [INFO] [stderr] 1243 | | self.clone().into_erased() [INFO] [stderr] 1244 | | } [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" "9c355f3140d084ae242e51ccba59827a1f446648c32b2267dcab8a2f9d5b7265"` [INFO] running `"docker" "rm" "-f" "9c355f3140d084ae242e51ccba59827a1f446648c32b2267dcab8a2f9d5b7265"` [INFO] [stdout] 9c355f3140d084ae242e51ccba59827a1f446648c32b2267dcab8a2f9d5b7265