[INFO] fetching crate swish_swish 1.0.7...
[INFO] checking swish_swish-1.0.7 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate swish_swish 1.0.7 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate swish_swish 1.0.7 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate swish_swish 1.0.7
[INFO] finished tweaking crates.io crate swish_swish 1.0.7
[INFO] tweaked toml for crates.io crate swish_swish 1.0.7 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ae6559d8d31322a54bac5dcc55656996c4d533dbcf5e179b76741a08d8a4440
[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" "3ae6559d8d31322a54bac5dcc55656996c4d533dbcf5e179b76741a08d8a4440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ae6559d8d31322a54bac5dcc55656996c4d533dbcf5e179b76741a08d8a4440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ae6559d8d31322a54bac5dcc55656996c4d533dbcf5e179b76741a08d8a4440", kill_on_drop: false }`
[INFO] [stdout] 3ae6559d8d31322a54bac5dcc55656996c4d533dbcf5e179b76741a08d8a4440
[INFO] running `Command { std: "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" "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" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 412fc755a1da383754471e31e902aef8a788f18e08a7b3814fdbd6be70fa16d2
[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" "412fc755a1da383754471e31e902aef8a788f18e08a7b3814fdbd6be70fa16d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking thread_local v1.1.2
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking swish_swish v1.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: `main` has invalid return type `cors::Cors`
[INFO] [stdout]    --> src/lib.rs:26:5
[INFO] [stdout]     |
[INFO] [stdout] 26  | /     fn defined_like_this() -> Cors {
[INFO] [stdout] 27  | |         Cors {
[INFO] [stdout] 28  | |             access_control_allow_origin: Some(["nothing".to_string()].to_vec()),
[INFO] [stdout] 29  | |             ..Default::default()
[INFO] [stdout] 30  | |         }
[INFO] [stdout] 31  | |     }
[INFO] [stdout]     | |_____^ `main` can only return types that implement `Termination`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Termination` is not implemented for `cors::Cors`
[INFO] [stdout]     = note: this error originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `swish_swish`
[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" "412fc755a1da383754471e31e902aef8a788f18e08a7b3814fdbd6be70fa16d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "412fc755a1da383754471e31e902aef8a788f18e08a7b3814fdbd6be70fa16d2", kill_on_drop: false }`
[INFO] [stdout] 412fc755a1da383754471e31e902aef8a788f18e08a7b3814fdbd6be70fa16d2