[INFO] fetching crate fut_rwlock 0.1.0...
[INFO] testing fut_rwlock-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate fut_rwlock 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate fut_rwlock 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fut_rwlock 0.1.0
[INFO] finished tweaking crates.io crate fut_rwlock 0.1.0
[INFO] tweaked toml for crates.io crate fut_rwlock 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-test v0.4.2
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.30
[INFO] [stderr]   Downloaded js-function-promisify v0.2.1
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 04e831a7534fffd0cd683a26cb0bb9cae6b342c60327405d532ff9da15f6a79d
[INFO] running `Command { std: "docker" "start" "-a" "04e831a7534fffd0cd683a26cb0bb9cae6b342c60327405d532ff9da15f6a79d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04e831a7534fffd0cd683a26cb0bb9cae6b342c60327405d532ff9da15f6a79d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04e831a7534fffd0cd683a26cb0bb9cae6b342c60327405d532ff9da15f6a79d", kill_on_drop: false }`
[INFO] [stdout] 04e831a7534fffd0cd683a26cb0bb9cae6b342c60327405d532ff9da15f6a79d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aec11d74375377938bbe2104c516586a7e4118675f67316b78887641d3368b5f
[INFO] running `Command { std: "docker" "start" "-a" "aec11d74375377938bbe2104c516586a7e4118675f67316b78887641d3368b5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling fut_rwlock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.37s
[INFO] running `Command { std: "docker" "inspect" "aec11d74375377938bbe2104c516586a7e4118675f67316b78887641d3368b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aec11d74375377938bbe2104c516586a7e4118675f67316b78887641d3368b5f", kill_on_drop: false }`
[INFO] [stdout] aec11d74375377938bbe2104c516586a7e4118675f67316b78887641d3368b5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6538132c94a02efa64795936eb73497cdd953c4a039386fb5d2ee99b820a86a0
[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" "6538132c94a02efa64795936eb73497cdd953c4a039386fb5d2ee99b820a86a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.30
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.80
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.80
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling async-stream v0.3.3
[INFO] [stderr]    Compiling tokio-test v0.4.2
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.80
[INFO] [stderr]    Compiling wasm-bindgen v0.2.80
[INFO] [stderr]    Compiling js-sys v0.3.57
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.7
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.30
[INFO] [stderr]    Compiling js-function-promisify v0.2.1
[INFO] [stderr]    Compiling web-sys v0.3.57
[INFO] [stderr]    Compiling wasm-bindgen-test v0.3.30
[INFO] [stderr]    Compiling fut_rwlock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 31.53s
[INFO] running `Command { std: "docker" "inspect" "6538132c94a02efa64795936eb73497cdd953c4a039386fb5d2ee99b820a86a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6538132c94a02efa64795936eb73497cdd953c4a039386fb5d2ee99b820a86a0", kill_on_drop: false }`
[INFO] [stdout] 6538132c94a02efa64795936eb73497cdd953c4a039386fb5d2ee99b820a86a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3f06a063887643cc97c8c23a42fd96f652f53d079c658d248330a5915a364a4c
[INFO] running `Command { std: "docker" "start" "-a" "3f06a063887643cc97c8c23a42fd96f652f53d079c658d248330a5915a364a4c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] running 9 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fut_rwlock-dcee5c942fa2cd59)
[INFO] [stdout] test tests::read_multiple ... ok
[INFO] [stdout] test tests::read_one ... ok
[INFO] [stdout] test tests::read_prevents_try_write_now_and_allows_try_read_now ... ok
[INFO] [stdout] test tests::write_mutates_inner_value ... ok
[INFO] [stdout] test tests::write_prevents_try_write_now_and_try_read_now ... ok
[INFO] [stdout] test tests::write_then_drop_then_read ... ok
[INFO] [stdout] test tests::write_awaits_reads ... ok
[INFO] [stdout] test tests::reads_await_write ... ok
[INFO] [stdout] test tests::write_order ... ok
[INFO] [stderr]    Doc-tests fut_rwlock
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.21s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "3f06a063887643cc97c8c23a42fd96f652f53d079c658d248330a5915a364a4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f06a063887643cc97c8c23a42fd96f652f53d079c658d248330a5915a364a4c", kill_on_drop: false }`
[INFO] [stdout] 3f06a063887643cc97c8c23a42fd96f652f53d079c658d248330a5915a364a4c