[INFO] fetching crate closure_capture 0.1.0...
[INFO] testing closure_capture-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate closure_capture 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate closure_capture 0.1.0
[INFO] finished tweaking crates.io crate closure_capture 0.1.0
[INFO] tweaked toml for crates.io crate closure_capture 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate closure_capture 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5187aca076aa25e1926e06dc6c100dbde6a32611577aeb966ef814da9a888a9b
[INFO] running `Command { std: "docker" "start" "-a" "5187aca076aa25e1926e06dc6c100dbde6a32611577aeb966ef814da9a888a9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5187aca076aa25e1926e06dc6c100dbde6a32611577aeb966ef814da9a888a9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5187aca076aa25e1926e06dc6c100dbde6a32611577aeb966ef814da9a888a9b", kill_on_drop: false }`
[INFO] [stdout] 5187aca076aa25e1926e06dc6c100dbde6a32611577aeb966ef814da9a888a9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0123662daa8fed63b1b058d29bae0647a595a19bfc06f5b56b1ac6d317d64ee9
[INFO] running `Command { std: "docker" "start" "-a" "0123662daa8fed63b1b058d29bae0647a595a19bfc06f5b56b1ac6d317d64ee9", kill_on_drop: false }`
[INFO] [stderr]    Compiling closure_capture v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "0123662daa8fed63b1b058d29bae0647a595a19bfc06f5b56b1ac6d317d64ee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0123662daa8fed63b1b058d29bae0647a595a19bfc06f5b56b1ac6d317d64ee9", kill_on_drop: false }`
[INFO] [stdout] 0123662daa8fed63b1b058d29bae0647a595a19bfc06f5b56b1ac6d317d64ee9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe165fb27d3c0f1ce2c51e76763d3f80f2811074f6d2435ee5c30a410adab541
[INFO] running `Command { std: "docker" "start" "-a" "fe165fb27d3c0f1ce2c51e76763d3f80f2811074f6d2435ee5c30a410adab541", kill_on_drop: false }`
[INFO] [stderr]    Compiling closure_capture v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "fe165fb27d3c0f1ce2c51e76763d3f80f2811074f6d2435ee5c30a410adab541", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe165fb27d3c0f1ce2c51e76763d3f80f2811074f6d2435ee5c30a410adab541", kill_on_drop: false }`
[INFO] [stdout] fe165fb27d3c0f1ce2c51e76763d3f80f2811074f6d2435ee5c30a410adab541
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f077bb7ae7c41bd3375e5de5981776352a811a4f563eb952ad886b89c6629e90
[INFO] running `Command { std: "docker" "start" "-a" "f077bb7ae7c41bd3375e5de5981776352a811a4f563eb952ad886b89c6629e90", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/closure_capture-8be8afcdb25a10ab)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests closure_capture
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 50) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 50) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]  --> src/lib.rs:52:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[tokio::main]
[INFO] [stdout]   |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]  --> src/lib.rs:57:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     tokio::spawn(closure_capture::async_block!([mut a, b] async {
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]  --> src/lib.rs:53:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | 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: E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 50)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.60s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "f077bb7ae7c41bd3375e5de5981776352a811a4f563eb952ad886b89c6629e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f077bb7ae7c41bd3375e5de5981776352a811a4f563eb952ad886b89c6629e90", kill_on_drop: false }`
[INFO] [stdout] f077bb7ae7c41bd3375e5de5981776352a811a4f563eb952ad886b89c6629e90