[INFO] fetching crate loaned 0.1.2...
[INFO] testing loaned-0.1.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate loaned 0.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate loaned 0.1.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate loaned 0.1.2
[INFO] tweaked toml for crates.io crate loaned 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate loaned 0.1.2 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate loaned 0.1.2 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19e19296505dc410e50e8a6ac6e3bc363bb1df88c4510a3557a1bea39bfef054
[INFO] running `Command { std: "docker" "start" "-a" "19e19296505dc410e50e8a6ac6e3bc363bb1df88c4510a3557a1bea39bfef054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19e19296505dc410e50e8a6ac6e3bc363bb1df88c4510a3557a1bea39bfef054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19e19296505dc410e50e8a6ac6e3bc363bb1df88c4510a3557a1bea39bfef054", kill_on_drop: false }`
[INFO] [stdout] 19e19296505dc410e50e8a6ac6e3bc363bb1df88c4510a3557a1bea39bfef054
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30bcb638ba4e1644f8d6cebc5b97467a5cb7872dcd8d8b36bfbd6da71cedf10d
[INFO] running `Command { std: "docker" "start" "-a" "30bcb638ba4e1644f8d6cebc5b97467a5cb7872dcd8d8b36bfbd6da71cedf10d", kill_on_drop: false }`
[INFO] [stderr]    Compiling loaned v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "30bcb638ba4e1644f8d6cebc5b97467a5cb7872dcd8d8b36bfbd6da71cedf10d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30bcb638ba4e1644f8d6cebc5b97467a5cb7872dcd8d8b36bfbd6da71cedf10d", kill_on_drop: false }`
[INFO] [stdout] 30bcb638ba4e1644f8d6cebc5b97467a5cb7872dcd8d8b36bfbd6da71cedf10d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 675a1aa3ce1e71867a43a333ad3055eece224313d477d6725b3206d6e8af5f23
[INFO] running `Command { std: "docker" "start" "-a" "675a1aa3ce1e71867a43a333ad3055eece224313d477d6725b3206d6e8af5f23", kill_on_drop: false }`
[INFO] [stderr]    Compiling loaned v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "675a1aa3ce1e71867a43a333ad3055eece224313d477d6725b3206d6e8af5f23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "675a1aa3ce1e71867a43a333ad3055eece224313d477d6725b3206d6e8af5f23", kill_on_drop: false }`
[INFO] [stdout] 675a1aa3ce1e71867a43a333ad3055eece224313d477d6725b3206d6e8af5f23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f529ac6c801bd5a34757a5d251d9376aaf73c23f5b72f3b76e43f5fac5dca154
[INFO] running `Command { std: "docker" "start" "-a" "f529ac6c801bd5a34757a5d251d9376aaf73c23f5b72f3b76e43f5fac5dca154", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/loaned-c0745da48dcaec90)
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test::loaned_atomic ... ok
[INFO] [stdout] test test::take ... ok
[INFO] [stdout] test test::loaned_mut ... ok
[INFO] [stdout] test test::place_option ... ok
[INFO] [stdout] test test::into_vec ... ok
[INFO] [stdout] test test::into_tuple ... ok
[INFO] [stdout] test test::take_merge ... ok
[INFO] [stderr]      Running unittests examples/tree_building.rs (/opt/rustwide/target/debug/examples/tree_building-eb144be61fdc7144)
[INFO] [stdout] test test::into_box ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests loaned
[INFO] [stdout] test main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/loaned.rs - loaned::Loaned<'t,T> (line 43) - compile fail ... ok
[INFO] [stdout] test src/take.rs - take::test_drop_cyclic::bad_drop (line 78) - compile fail ... ok
[INFO] [stdout] test src/take.rs - take::test_drop_cyclic::drop_eyepatch (line 63) ... FAILED
[INFO] [stdout] test src/loaned_mut.rs - loaned_mut::LoanedMut<'t,T>::merge (line 120) ... ok
[INFO] [stdout] test src/loaned.rs - loaned::Loaned<'t,T>::merge (line 194) ... ok
[INFO] [stdout] test src/take.rs - take::drop (line 25) ... ok
[INFO] [stdout] test src/loaned.rs - loaned::Loaned<'t,T>::loan_with (line 227) ... ok
[INFO] [stdout] test src/loaned_mut.rs - loaned_mut::LoanedMut<'t,T>::loan_with (line 153) ... ok
[INFO] [stdout] test src/take.rs - take::take (line 7) ... ok
[INFO] [stdout] test src/take.rs - take::test_drop_cyclic::no_drop (line 50) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/take.rs - take::test_drop_cyclic::drop_eyepatch (line 63) stdout ----
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/take.rs:62:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(dropck_eyepatch)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/take.rs - take::test_drop_cyclic::drop_eyepatch (line 63)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 9 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "f529ac6c801bd5a34757a5d251d9376aaf73c23f5b72f3b76e43f5fac5dca154", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f529ac6c801bd5a34757a5d251d9376aaf73c23f5b72f3b76e43f5fac5dca154", kill_on_drop: false }`
[INFO] [stdout] f529ac6c801bd5a34757a5d251d9376aaf73c23f5b72f3b76e43f5fac5dca154