[INFO] fetching crate scrappy-macros 0.0.1...
[INFO] testing scrappy-macros-0.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate scrappy-macros 0.0.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate scrappy-macros 0.0.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scrappy-macros 0.0.1
[INFO] finished tweaking crates.io crate scrappy-macros 0.0.1
[INFO] tweaked toml for crates.io crate scrappy-macros 0.0.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1844dfc72e6d7b8fc13b83d1872b5ff53e0dfaca1fcba2b48117b21b03990c67
[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" "1844dfc72e6d7b8fc13b83d1872b5ff53e0dfaca1fcba2b48117b21b03990c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1844dfc72e6d7b8fc13b83d1872b5ff53e0dfaca1fcba2b48117b21b03990c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1844dfc72e6d7b8fc13b83d1872b5ff53e0dfaca1fcba2b48117b21b03990c67", kill_on_drop: false }`
[INFO] [stdout] 1844dfc72e6d7b8fc13b83d1872b5ff53e0dfaca1fcba2b48117b21b03990c67
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19495d24e5a26573b19fc2ffe255f680d6534bb38ea68b9d44b01cf75e02cae6
[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" "19495d24e5a26573b19fc2ffe255f680d6534bb38ea68b9d44b01cf75e02cae6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling scrappy-macros v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.62s
[INFO] running `Command { std: "docker" "inspect" "19495d24e5a26573b19fc2ffe255f680d6534bb38ea68b9d44b01cf75e02cae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19495d24e5a26573b19fc2ffe255f680d6534bb38ea68b9d44b01cf75e02cae6", kill_on_drop: false }`
[INFO] [stdout] 19495d24e5a26573b19fc2ffe255f680d6534bb38ea68b9d44b01cf75e02cae6
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19ec48f2172910cf08393214fbce72552d8de75fe410e401616f16a4bb3a4f8d
[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" "19ec48f2172910cf08393214fbce72552d8de75fe410e401616f16a4bb3a4f8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling scrappy-macros v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "19ec48f2172910cf08393214fbce72552d8de75fe410e401616f16a4bb3a4f8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19ec48f2172910cf08393214fbce72552d8de75fe410e401616f16a4bb3a4f8d", kill_on_drop: false }`
[INFO] [stdout] 19ec48f2172910cf08393214fbce72552d8de75fe410e401616f16a4bb3a4f8d
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 87f2bf33e42902fde9b8c5ba7477f9363b82aa6ffa5b9a7c890655d3dac9bcda
[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" "87f2bf33e42902fde9b8c5ba7477f9363b82aa6ffa5b9a7c890655d3dac9bcda", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/scrappy_macros-11da067b9ba14ad0
[INFO] [stderr]    Doc-tests scrappy-macros
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - test (line 49) ... FAILED
[INFO] [stdout] test src/lib.rs - main (line 11) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - test (line 49) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `scrappy_rt`
[INFO] [stdout]  --> src/lib.rs:50:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[scrappy_rt::test]
[INFO] [stdout]   |   ^^^^^^^^^^ use of undeclared crate or module `scrappy_rt`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - main (line 11) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `scrappy_rt`
[INFO] [stdout]  --> src/lib.rs:12:3
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[scrappy_rt::main]
[INFO] [stdout]   |   ^^^^^^^^^^ use of undeclared crate or module `scrappy_rt`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `main` has invalid return type `impl Future`
[INFO] [stdout]  --> src/lib.rs:13:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | async fn main() {
[INFO] [stdout]   |                 ^ `main` can only return types that implement `Termination`
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using `()`, or a `Result`
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]  --> src/lib.rs:13:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | async fn main() {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - main (line 11)
[INFO] [stdout]     src/lib.rs - test (line 49)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "87f2bf33e42902fde9b8c5ba7477f9363b82aa6ffa5b9a7c890655d3dac9bcda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87f2bf33e42902fde9b8c5ba7477f9363b82aa6ffa5b9a7c890655d3dac9bcda", kill_on_drop: false }`
[INFO] [stdout] 87f2bf33e42902fde9b8c5ba7477f9363b82aa6ffa5b9a7c890655d3dac9bcda