[INFO] fetching crate cursive_buffered_backend 0.4.1...
[INFO] checking cursive_buffered_backend-0.4.1 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate cursive_buffered_backend 0.4.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate cursive_buffered_backend 0.4.1 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cursive_buffered_backend 0.4.1
[INFO] finished tweaking crates.io crate cursive_buffered_backend 0.4.1
[INFO] tweaked toml for crates.io crate cursive_buffered_backend 0.4.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 186ae2b0cf91b2a379113e38da39cf6be099b367ccaef741a1c1696d399dbcf2
[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" "186ae2b0cf91b2a379113e38da39cf6be099b367ccaef741a1c1696d399dbcf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "186ae2b0cf91b2a379113e38da39cf6be099b367ccaef741a1c1696d399dbcf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "186ae2b0cf91b2a379113e38da39cf6be099b367ccaef741a1c1696d399dbcf2", kill_on_drop: false }`
[INFO] [stdout] 186ae2b0cf91b2a379113e38da39cf6be099b367ccaef741a1c1696d399dbcf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dd4312a121922edb7c27acb34f28f448e3c89f11ceb8a94fdeacd68e6f01303
[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" "4dd4312a121922edb7c27acb34f28f448e3c89f11ceb8a94fdeacd68e6f01303", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling ahash v0.6.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking quote v1.0.8
[INFO] [stderr]     Checking syn v1.0.60
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling enum-map-derive v0.4.6
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking enum-map v0.6.4
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling wasmer_enumset_derive v0.5.0
[INFO] [stderr]    Compiling enumset_derive v0.5.2
[INFO] [stderr]     Checking wasmer_enumset v1.0.1
[INFO] [stderr]     Checking enumset v1.0.3
[INFO] [stderr]     Checking cursive_core v0.2.2
[INFO] [stderr]     Checking cursive_buffered_backend v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0407]: method `finish` is not a member of trait `Backend`
[INFO] [stdout]    --> src/lib.rs:236:5
[INFO] [stdout]     |
[INFO] [stdout] 236 | /     fn finish(&mut self) {
[INFO] [stdout] 237 | |         trace!("Start finishing BufferedBackend");
[INFO] [stdout] 238 | |         self.backend.finish();
[INFO] [stdout] 239 | |         trace!("End finishing BufferedBackend");
[INFO] [stdout] 240 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Backend`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `finish` is not a member of trait `Backend`
[INFO] [stdout]    --> src/lib.rs:236:5
[INFO] [stdout]     |
[INFO] [stdout] 236 | /     fn finish(&mut self) {
[INFO] [stdout] 237 | |         trace!("Start finishing BufferedBackend");
[INFO] [stdout] 238 | |         self.backend.finish();
[INFO] [stdout] 239 | |         trace!("End finishing BufferedBackend");
[INFO] [stdout] 240 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Backend`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0204]: the trait `Copy` may not be implemented for this type
[INFO] [stdout]   --> src/lib.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(Clone, Copy, Debug, PartialEq, Eq)]
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout] 20 | struct Style {
[INFO] [stdout] 21 |     effects: EnumSet<theme::Effect>,
[INFO] [stdout]    |     ------------------------------- this field does not implement `Copy`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0204]: the trait `Copy` may not be implemented for this type
[INFO] [stdout]   --> src/lib.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(Clone, Copy, Debug, PartialEq, Eq)]
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout] 20 | struct Style {
[INFO] [stdout] 21 |     effects: EnumSet<theme::Effect>,
[INFO] [stdout]    |     ------------------------------- this field does not implement `Copy`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0204, E0407.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0204`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0204, E0407.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0204`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cursive_buffered_backend`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4dd4312a121922edb7c27acb34f28f448e3c89f11ceb8a94fdeacd68e6f01303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dd4312a121922edb7c27acb34f28f448e3c89f11ceb8a94fdeacd68e6f01303", kill_on_drop: false }`
[INFO] [stdout] 4dd4312a121922edb7c27acb34f28f448e3c89f11ceb8a94fdeacd68e6f01303