[INFO] fetching crate plumbum 0.0.8...
[INFO] checking plumbum-0.0.8 against beta for pr-78714
[INFO] extracting crate plumbum 0.0.8 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate plumbum 0.0.8 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate plumbum 0.0.8
[INFO] finished tweaking crates.io crate plumbum 0.0.8
[INFO] tweaked toml for crates.io crate plumbum 0.0.8 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2dc1d77a7a788f2c0721eab559380f345646d71857b3b80574193a08b6e9462
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e2dc1d77a7a788f2c0721eab559380f345646d71857b3b80574193a08b6e9462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2dc1d77a7a788f2c0721eab559380f345646d71857b3b80574193a08b6e9462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2dc1d77a7a788f2c0721eab559380f345646d71857b3b80574193a08b6e9462", kill_on_drop: false }`
[INFO] [stdout] e2dc1d77a7a788f2c0721eab559380f345646d71857b3b80574193a08b6e9462
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eccbd90dce2723b7a405a77992312405464a809ee32369f0a9cc70724c4b9cdf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eccbd90dce2723b7a405a77992312405464a809ee32369f0a9cc70724c4b9cdf", kill_on_drop: false }`
[INFO] [stderr]     Checking plumbum v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/kleisli.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct FnTake<'a, A, B>(Box<FnMut(A) -> Option<B> + 'a>);
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(A) -> Option<B> + 'a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/kleisli.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct FnTake<'a, A, B>(Box<FnMut(A) -> Option<B> + 'a>);
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(A) -> Option<B> + 'a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0276]: impl has stricter requirements than trait
[INFO] [stdout]    --> src/lib.rs:265:5
[INFO] [stdout]     |
[INFO] [stdout] 265 | /     fn extend<T: IntoIterator<Item=O>>(&mut self, iterator: T)
[INFO] [stdout] 266 | |         where I: 'a, T::IntoIter: 'a {
[INFO] [stdout] 267 | |         let mut other = replace(self, ().into()).extend_iter(iterator.into_iter());
[INFO] [stdout] 268 | |         swap(self, &mut other);
[INFO] [stdout] 269 | |     }
[INFO] [stdout]     | |_____^ impl has extra requirement `I: 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0276]: impl has stricter requirements than trait
[INFO] [stdout]    --> src/lib.rs:265:5
[INFO] [stdout]     |
[INFO] [stdout] 265 | /     fn extend<T: IntoIterator<Item=O>>(&mut self, iterator: T)
[INFO] [stdout] 266 | |         where I: 'a, T::IntoIter: 'a {
[INFO] [stdout] 267 | |         let mut other = replace(self, ().into()).extend_iter(iterator.into_iter());
[INFO] [stdout] 268 | |         swap(self, &mut other);
[INFO] [stdout] 269 | |     }
[INFO] [stdout]     | |_____^ impl has extra requirement `I: 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0276]: impl has stricter requirements than trait
[INFO] [stdout]    --> src/lib.rs:265:5
[INFO] [stdout]     |
[INFO] [stdout] 265 | /     fn extend<T: IntoIterator<Item=O>>(&mut self, iterator: T)
[INFO] [stdout] 266 | |         where I: 'a, T::IntoIter: 'a {
[INFO] [stdout] 267 | |         let mut other = replace(self, ().into()).extend_iter(iterator.into_iter());
[INFO] [stdout] 268 | |         swap(self, &mut other);
[INFO] [stdout] 269 | |     }
[INFO] [stdout]     | |_____^ impl has extra requirement `<T as IntoIterator>::IntoIter: 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0276]: impl has stricter requirements than trait
[INFO] [stdout]    --> src/lib.rs:265:5
[INFO] [stdout]     |
[INFO] [stdout] 265 | /     fn extend<T: IntoIterator<Item=O>>(&mut self, iterator: T)
[INFO] [stdout] 266 | |         where I: 'a, T::IntoIter: 'a {
[INFO] [stdout] 267 | |         let mut other = replace(self, ().into()).extend_iter(iterator.into_iter());
[INFO] [stdout] 268 | |         swap(self, &mut other);
[INFO] [stdout] 269 | |     }
[INFO] [stdout]     | |_____^ impl has extra requirement `<T as IntoIterator>::IntoIter: 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0276]: impl has stricter requirements than trait
[INFO] [stdout]    --> src/lib.rs:273:5
[INFO] [stdout]     |
[INFO] [stdout] 273 | /     fn from_iter<T: IntoIterator<Item=O>>(iterator: T) -> Self
[INFO] [stdout] 274 | |         where I: 'a, T::IntoIter: 'a {
[INFO] [stdout] 275 | |         ConduitM::extend_iter(().into(), iterator.into_iter())
[INFO] [stdout] 276 | |     }
[INFO] [stdout]     | |_____^ impl has extra requirement `I: 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0276]: impl has stricter requirements than trait
[INFO] [stdout]    --> src/lib.rs:273:5
[INFO] [stdout]     |
[INFO] [stdout] 273 | /     fn from_iter<T: IntoIterator<Item=O>>(iterator: T) -> Self
[INFO] [stdout] 274 | |         where I: 'a, T::IntoIter: 'a {
[INFO] [stdout] 275 | |         ConduitM::extend_iter(().into(), iterator.into_iter())
[INFO] [stdout] 276 | |     }
[INFO] [stdout]     | |_____^ impl has extra requirement `I: 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0276]: impl has stricter requirements than trait
[INFO] [stdout]    --> src/lib.rs:273:5
[INFO] [stdout]     |
[INFO] [stdout] 273 | /     fn from_iter<T: IntoIterator<Item=O>>(iterator: T) -> Self
[INFO] [stdout] 274 | |         where I: 'a, T::IntoIter: 'a {
[INFO] [stdout] 275 | |         ConduitM::extend_iter(().into(), iterator.into_iter())
[INFO] [stdout] 276 | |     }
[INFO] [stdout]     | |_____^ impl has extra requirement `<T as IntoIterator>::IntoIter: 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0276]: impl has stricter requirements than trait
[INFO] [stdout]    --> src/lib.rs:273:5
[INFO] [stdout]     |
[INFO] [stdout] 273 | /     fn from_iter<T: IntoIterator<Item=O>>(iterator: T) -> Self
[INFO] [stdout] 274 | |         where I: 'a, T::IntoIter: 'a {
[INFO] [stdout] 275 | |         ConduitM::extend_iter(().into(), iterator.into_iter())
[INFO] [stdout] 276 | |     }
[INFO] [stdout]     | |_____^ impl has extra requirement `<T as IntoIterator>::IntoIter: 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0276`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `plumbum`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0276`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "eccbd90dce2723b7a405a77992312405464a809ee32369f0a9cc70724c4b9cdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eccbd90dce2723b7a405a77992312405464a809ee32369f0a9cc70724c4b9cdf", kill_on_drop: false }`
[INFO] [stdout] eccbd90dce2723b7a405a77992312405464a809ee32369f0a9cc70724c4b9cdf