[INFO] crate plumbum 0.0.8 is already in cache [INFO] extracting crate plumbum 0.0.8 into work/ex/beta-1.38-1/sources/1.37.0/reg/plumbum/0.0.8 [INFO] extracting crate plumbum 0.0.8 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/plumbum/0.0.8 [INFO] validating manifest of plumbum-0.0.8 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of plumbum-0.0.8 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing plumbum-0.0.8 [INFO] finished frobbing plumbum-0.0.8 [INFO] frobbed toml for plumbum-0.0.8 written to work/ex/beta-1.38-1/sources/1.37.0/reg/plumbum/0.0.8/Cargo.toml [INFO] started frobbing plumbum-0.0.8 [INFO] finished frobbing plumbum-0.0.8 [INFO] frobbed toml for plumbum-0.0.8 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/plumbum/0.0.8/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing plumbum-0.0.8 against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/plumbum/0.0.8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 70851ae1171f83e09a2ff8d7752a6676f2e5809de8451063e706962fdd2d8077 [INFO] running `"docker" "start" "-a" "70851ae1171f83e09a2ff8d7752a6676f2e5809de8451063e706962fdd2d8077"` [INFO] [stderr] Compiling plumbum v0.0.8 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/kleisli.rs:7:29 [INFO] [stderr] | [INFO] [stderr] 7 | struct FnTake<'a, A, B>(Box Option + 'a>); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(A) -> Option + 'a` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] error[E0276]: impl has stricter requirements than trait [INFO] [stderr] --> src/lib.rs:265:5 [INFO] [stderr] | [INFO] [stderr] 265 | / fn extend>(&mut self, iterator: T) [INFO] [stderr] 266 | | where I: 'a, T::IntoIter: 'a { [INFO] [stderr] 267 | | let mut other = replace(self, ().into()).extend_iter(iterator.into_iter()); [INFO] [stderr] 268 | | swap(self, &mut other); [INFO] [stderr] 269 | | } [INFO] [stderr] | |_____^ impl has extra requirement `I: 'a` [INFO] [stderr] [INFO] [stderr] error[E0276]: impl has stricter requirements than trait [INFO] [stderr] --> src/lib.rs:265:5 [INFO] [stderr] | [INFO] [stderr] 265 | / fn extend>(&mut self, iterator: T) [INFO] [stderr] 266 | | where I: 'a, T::IntoIter: 'a { [INFO] [stderr] 267 | | let mut other = replace(self, ().into()).extend_iter(iterator.into_iter()); [INFO] [stderr] 268 | | swap(self, &mut other); [INFO] [stderr] 269 | | } [INFO] [stderr] | |_____^ impl has extra requirement `::IntoIter: 'a` [INFO] [stderr] [INFO] [stderr] error[E0276]: impl has stricter requirements than trait [INFO] [stderr] --> src/lib.rs:273:5 [INFO] [stderr] | [INFO] [stderr] 273 | / fn from_iter>(iterator: T) -> Self [INFO] [stderr] 274 | | where I: 'a, T::IntoIter: 'a { [INFO] [stderr] 275 | | ConduitM::extend_iter(().into(), iterator.into_iter()) [INFO] [stderr] 276 | | } [INFO] [stderr] | |_____^ impl has extra requirement `I: 'a` [INFO] [stderr] [INFO] [stderr] error[E0276]: impl has stricter requirements than trait [INFO] [stderr] --> src/lib.rs:273:5 [INFO] [stderr] | [INFO] [stderr] 273 | / fn from_iter>(iterator: T) -> Self [INFO] [stderr] 274 | | where I: 'a, T::IntoIter: 'a { [INFO] [stderr] 275 | | ConduitM::extend_iter(().into(), iterator.into_iter()) [INFO] [stderr] 276 | | } [INFO] [stderr] | |_____^ impl has extra requirement `::IntoIter: 'a` [INFO] [stderr] [INFO] [stderr] error: aborting due to 4 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0276`. [INFO] [stderr] error: Could not compile `plumbum`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "70851ae1171f83e09a2ff8d7752a6676f2e5809de8451063e706962fdd2d8077"` [INFO] running `"docker" "rm" "-f" "70851ae1171f83e09a2ff8d7752a6676f2e5809de8451063e706962fdd2d8077"` [INFO] [stdout] 70851ae1171f83e09a2ff8d7752a6676f2e5809de8451063e706962fdd2d8077