[INFO] fetching crate async-test 1.0.0...
[INFO] testing async-test-1.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate async-test 1.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate async-test 1.0.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-test 1.0.0
[INFO] finished tweaking crates.io crate async-test 1.0.0
[INFO] tweaked toml for crates.io crate async-test 1.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a39f4ab8093abbf2fc12c5e43a991024d2ef072c6ee31542a2a64b9ecb33883
[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" "2a39f4ab8093abbf2fc12c5e43a991024d2ef072c6ee31542a2a64b9ecb33883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a39f4ab8093abbf2fc12c5e43a991024d2ef072c6ee31542a2a64b9ecb33883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a39f4ab8093abbf2fc12c5e43a991024d2ef072c6ee31542a2a64b9ecb33883", kill_on_drop: false }`
[INFO] [stdout] 2a39f4ab8093abbf2fc12c5e43a991024d2ef072c6ee31542a2a64b9ecb33883
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3948584223c1a403d96f72880fe63161cd2eb7d19cdef66a8f5b715dcd9e1b62
[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" "3948584223c1a403d96f72880fe63161cd2eb7d19cdef66a8f5b715dcd9e1b62", kill_on_drop: false }`
[INFO] [stderr]    Compiling fastrand v1.5.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling socket2 v0.4.1
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling polling v2.1.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling async-std v1.10.0
[INFO] [stderr]    Compiling async-test v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.95s
[INFO] running `Command { std: "docker" "inspect" "3948584223c1a403d96f72880fe63161cd2eb7d19cdef66a8f5b715dcd9e1b62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3948584223c1a403d96f72880fe63161cd2eb7d19cdef66a8f5b715dcd9e1b62", kill_on_drop: false }`
[INFO] [stdout] 3948584223c1a403d96f72880fe63161cd2eb7d19cdef66a8f5b715dcd9e1b62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2710bfb4341945633f09e2b911400fccd25edba07cf8b24b2ea4533546c49124
[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" "2710bfb4341945633f09e2b911400fccd25edba07cf8b24b2ea4533546c49124", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-test v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "2710bfb4341945633f09e2b911400fccd25edba07cf8b24b2ea4533546c49124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2710bfb4341945633f09e2b911400fccd25edba07cf8b24b2ea4533546c49124", kill_on_drop: false }`
[INFO] [stdout] 2710bfb4341945633f09e2b911400fccd25edba07cf8b24b2ea4533546c49124
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 92735dd3bf7d11fbcc6434808e28fd96e750f278c96e12c70219197162b89ca0
[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" "92735dd3bf7d11fbcc6434808e28fd96e750f278c96e12c70219197162b89ca0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_test-8b4190b9b6183968)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-b5aaaccbbe50a99e)
[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] [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 async-test
[INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:11:23
[INFO] [stderr]    |
[INFO] [stderr] 11 | #![warn(missing_docs, missing_doc_code_examples, unreachable_pub)]
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] running 1 test
[INFO] [stderr] 
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "92735dd3bf7d11fbcc6434808e28fd96e750f278c96e12c70219197162b89ca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92735dd3bf7d11fbcc6434808e28fd96e750f278c96e12c70219197162b89ca0", kill_on_drop: false }`
[INFO] [stdout] 92735dd3bf7d11fbcc6434808e28fd96e750f278c96e12c70219197162b89ca0