[INFO] crate async_executors 0.3.0-beta.1 is already in cache
[INFO] testing async_executors-0.3.0-beta.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate async_executors 0.3.0-beta.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate async_executors 0.3.0-beta.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_executors 0.3.0-beta.1
[INFO] removed 4 missing examples
[INFO] finished tweaking crates.io crate async_executors 0.3.0-beta.1
[INFO] tweaked toml for crates.io crate async_executors 0.3.0-beta.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate async_executors 0.3.0-beta.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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] 7ff223a0557e6e99fbd531d06412026f5cdf94051d8ef7effbeb4c13854ee9d2
[INFO] running `"docker" "start" "-a" "7ff223a0557e6e99fbd531d06412026f5cdf94051d8ef7effbeb4c13854ee9d2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling async_executors v0.3.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.14
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling pin-project v0.4.14
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.29s
[INFO] running `"docker" "inspect" "7ff223a0557e6e99fbd531d06412026f5cdf94051d8ef7effbeb4c13854ee9d2"`
[INFO] running `"docker" "rm" "-f" "7ff223a0557e6e99fbd531d06412026f5cdf94051d8ef7effbeb4c13854ee9d2"`
[INFO] [stdout] 7ff223a0557e6e99fbd531d06412026f5cdf94051d8ef7effbeb4c13854ee9d2
[INFO] running `"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" "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] fae8f61966363cc315c7347e58aa7bae4c8016f98bad57a943f5e2b52293fed5
[INFO] running `"docker" "start" "-a" "fae8f61966363cc315c7347e58aa7bae4c8016f98bad57a943f5e2b52293fed5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling async_executors v0.3.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.95s
[INFO] running `"docker" "inspect" "fae8f61966363cc315c7347e58aa7bae4c8016f98bad57a943f5e2b52293fed5"`
[INFO] running `"docker" "rm" "-f" "fae8f61966363cc315c7347e58aa7bae4c8016f98bad57a943f5e2b52293fed5"`
[INFO] [stdout] fae8f61966363cc315c7347e58aa7bae4c8016f98bad57a943f5e2b52293fed5
[INFO] running `"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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b1fd8bef72bb4ef2c4a4aed476b310fd37bc2c7393c2d804d3be2d9f4a47ab8c
[INFO] running `"docker" "start" "-a" "b1fd8bef72bb4ef2c4a4aed476b310fd37bc2c7393c2d804d3be2d9f4a47ab8c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/async_executors-1b02730f6ee3c298
[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_executors
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/spawn_handle.rs - spawn_handle::SpawnHandle (line 21) ... ok
[INFO] [stdout] test src/spawn_handle.rs - spawn_handle::SpawnHandle (line 34) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b1fd8bef72bb4ef2c4a4aed476b310fd37bc2c7393c2d804d3be2d9f4a47ab8c"`
[INFO] running `"docker" "rm" "-f" "b1fd8bef72bb4ef2c4a4aed476b310fd37bc2c7393c2d804d3be2d9f4a47ab8c"`
[INFO] [stdout] b1fd8bef72bb4ef2c4a4aed476b310fd37bc2c7393c2d804d3be2d9f4a47ab8c