[INFO] fetching crate async-dup 1.0.1...
[INFO] testing async-dup-1.0.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate async-dup 1.0.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate async-dup 1.0.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate async-dup 1.0.1
[INFO] finished tweaking crates.io crate async-dup 1.0.1
[INFO] tweaked toml for crates.io crate async-dup 1.0.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded event-listener v2.0.0
[INFO] [stderr]   Downloaded simple-mutex v1.1.5
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 31a320ade34191b734c244f226800a2430613614fd3ae85bad7160e9d5eb113d
[INFO] running `"docker" "start" "-a" "31a320ade34191b734c244f226800a2430613614fd3ae85bad7160e9d5eb113d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling event-listener v2.0.0
[INFO] [stderr]    Compiling simple-mutex v1.1.5
[INFO] [stderr]    Compiling async-dup v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "31a320ade34191b734c244f226800a2430613614fd3ae85bad7160e9d5eb113d"`
[INFO] running `"docker" "rm" "-f" "31a320ade34191b734c244f226800a2430613614fd3ae85bad7160e9d5eb113d"`
[INFO] [stdout] 31a320ade34191b734c244f226800a2430613614fd3ae85bad7160e9d5eb113d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 423db43e067d35d60603be76008ebab9ac8e34eb0e22ba04e75f359aa58a8724
[INFO] running `"docker" "start" "-a" "423db43e067d35d60603be76008ebab9ac8e34eb0e22ba04e75f359aa58a8724"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling pin-project v0.4.17
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling piper v0.1.3
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling smol v0.1.11
[INFO] [stderr]    Compiling async-dup v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 35.03s
[INFO] running `"docker" "inspect" "423db43e067d35d60603be76008ebab9ac8e34eb0e22ba04e75f359aa58a8724"`
[INFO] running `"docker" "rm" "-f" "423db43e067d35d60603be76008ebab9ac8e34eb0e22ba04e75f359aa58a8724"`
[INFO] [stdout] 423db43e067d35d60603be76008ebab9ac8e34eb0e22ba04e75f359aa58a8724
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] 9fbda27a3664d253912863d5eb6c819471d4e75361c6871a4524cc6a63a23eee
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "9fbda27a3664d253912863d5eb6c819471d4e75361c6871a4524cc6a63a23eee"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/async_dup-d8f8136bf0421c60
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async-dup
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs -  (line 14) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::new (line 210) ... ok
[INFO] [stdout] test src/lib.rs - Arc<T>::new (line 73) ... ok
[INFO] [stdout] test src/lib.rs -  (line 35) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::try_lock (line 245) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::into_inner (line 266) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::lock (line 225) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::get_mut (line 283) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9fbda27a3664d253912863d5eb6c819471d4e75361c6871a4524cc6a63a23eee"`
[INFO] running `"docker" "rm" "-f" "9fbda27a3664d253912863d5eb6c819471d4e75361c6871a4524cc6a63a23eee"`
[INFO] [stdout] 9fbda27a3664d253912863d5eb6c819471d4e75361c6871a4524cc6a63a23eee