[INFO] fetching crate simple_coro 0.1.3...
[INFO] testing simple_coro-0.1.3 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate simple_coro 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate simple_coro 0.1.3
[INFO] finished tweaking crates.io crate simple_coro 0.1.3
[INFO] tweaked toml for crates.io crate simple_coro 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple_coro 0.1.3 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate simple_coro 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29697c505a47fa8028ab23401abad6daaa4ea20a4add6741edb655c6ead82af2
[INFO] running `Command { std: "docker" "start" "-a" "29697c505a47fa8028ab23401abad6daaa4ea20a4add6741edb655c6ead82af2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29697c505a47fa8028ab23401abad6daaa4ea20a4add6741edb655c6ead82af2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29697c505a47fa8028ab23401abad6daaa4ea20a4add6741edb655c6ead82af2", kill_on_drop: false }`
[INFO] [stdout] 29697c505a47fa8028ab23401abad6daaa4ea20a4add6741edb655c6ead82af2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26dcc5b3b59778e59d8e6984739e0c41143829ff811a3884fa97ccd5540e0ab7
[INFO] running `Command { std: "docker" "start" "-a" "26dcc5b3b59778e59d8e6984739e0c41143829ff811a3884fa97ccd5540e0ab7", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_coro v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "26dcc5b3b59778e59d8e6984739e0c41143829ff811a3884fa97ccd5540e0ab7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26dcc5b3b59778e59d8e6984739e0c41143829ff811a3884fa97ccd5540e0ab7", kill_on_drop: false }`
[INFO] [stdout] 26dcc5b3b59778e59d8e6984739e0c41143829ff811a3884fa97ccd5540e0ab7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa2fc419353413b33d56b7ac4b2f939682ba4dd9534c20e6bf720e9932fb4144
[INFO] running `Command { std: "docker" "start" "-a" "aa2fc419353413b33d56b7ac4b2f939682ba4dd9534c20e6bf720e9932fb4144", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling bytes v1.10.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling simple_test_case v1.2.0
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling simple_coro v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:896:17
[INFO] [stdout]     |
[INFO] [stdout] 896 |             let mut fut = handle.yield_value(());
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.80s
[INFO] running `Command { std: "docker" "inspect" "aa2fc419353413b33d56b7ac4b2f939682ba4dd9534c20e6bf720e9932fb4144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa2fc419353413b33d56b7ac4b2f939682ba4dd9534c20e6bf720e9932fb4144", kill_on_drop: false }`
[INFO] [stdout] aa2fc419353413b33d56b7ac4b2f939682ba4dd9534c20e6bf720e9932fb4144
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6904e8cdf520c465a0178c2ed4d0eb8a6078e3fa10d0c77c3b8a019572c9db7d
[INFO] running `Command { std: "docker" "start" "-a" "6904e8cdf520c465a0178c2ed4d0eb8a6078e3fa10d0c77c3b8a019572c9db7d", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:896:17
[INFO] [stderr]     |
[INFO] [stderr] 896 |             let mut fut = handle.yield_value(());
[INFO] [stderr]     |                 ----^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `simple_coro` (lib test) generated 1 warning (run `cargo fix --lib -p simple_coro --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_coro-0db48b67b577bfd5)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::nested_yield_from_works ... ok
[INFO] [stdout] test tests::generator_iter_works ... ok
[INFO] [stdout] test tests::coro_state_chaining_works ... ok
[INFO] [stdout] test tests::closures_capturing_references_work ... ok
[INFO] [stdout] test tests::capturing_nested_closure_works ... ok
[INFO] [stdout] test tests::run_sync_works_with_nested_yields ... ok
[INFO] [stdout] test tests::nested_yield_from_works_with_async ... ok
[INFO] [stdout] test tests::moving_between_threads_works ... ok
[INFO] [stdout] test tests::yield_recv_return_works ... ok
[INFO] [stdout] test tests::run_sync_works ... ok
[INFO] [stdout] test tests::yield_from_type_works ... ok
[INFO] [stdout] test tests::awaiting_a_future_that_needs_a_waker_panics - should panic ... ok
[INFO] [stdout] test tests::manually_polling_yield_panics - should panic ... ok
[INFO] [stdout] test tests::unwrap_on_pending_panics - should panic ... ok
[INFO] [stdout] test tests::unwrap_pending_on_complete_panics - should panic ... ok
[INFO] [stdout] test tests::awaiting_a_tokio_future_panics_outside_of_tokio - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple_coro
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/../docs.md - (line 20) ... ok
[INFO] [stdout] test src/lib.rs - Coro (line 229) ... ok
[INFO] [stdout] test src/lib.rs - AsCoro (line 35) ... ok
[INFO] [stdout] test src/lib.rs - Coro (line 262) ... ok
[INFO] [stdout] test src/lib.rs - Coro<S,R,O,Fut,Ready>::resume (line 386) ... ok
[INFO] [stdout] test src/lib.rs - Coro<S,R,O,Fut,Ready>::run_sync (line 340) ... ok
[INFO] [stdout] test src/lib.rs - Coro<S,R,O,Fut,Ready>::run_sync (line 359) ... ok
[INFO] [stdout] test src/lib.rs - Generator (line 457) ... ok
[INFO] [stdout] test src/lib.rs - IntoCoro (line 89) ... ok
[INFO] [stdout] test src/lib.rs - Handle<S,R>::yield_value (line 669) ... ok
[INFO] [stdout] test src/lib.rs - Handle<S,R>::yield_from_type (line 736) ... ok
[INFO] [stdout] test src/lib.rs - CoroState<S,R,T,F>::unwrap_pending (line 576) ... ok
[INFO] [stdout] test src/lib.rs - CoroState<S,R,T,F>::is_pending (line 528) ... ok
[INFO] [stdout] test src/lib.rs - CoroState<S,R,T,F>::is_complete (line 550) ... ok
[INFO] [stdout] test src/lib.rs - Coro (line 207) ... ok
[INFO] [stdout] test src/lib.rs - Handle<S,R>::yield_from (line 698) ... ok
[INFO] [stdout] test src/lib.rs - CoroState<S,R,T,F>::unwrap (line 601) ... ok
[INFO] [stdout] test src/lib.rs - Coro<S,R,O,F,Pending>::send (line 430) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6904e8cdf520c465a0178c2ed4d0eb8a6078e3fa10d0c77c3b8a019572c9db7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6904e8cdf520c465a0178c2ed4d0eb8a6078e3fa10d0c77c3b8a019572c9db7d", kill_on_drop: false }`
[INFO] [stdout] 6904e8cdf520c465a0178c2ed4d0eb8a6078e3fa10d0c77c3b8a019572c9db7d