[INFO] fetching crate async_executors 0.4.2...
[INFO] testing async_executors-0.4.2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate async_executors 0.4.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate async_executors 0.4.2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async_executors 0.4.2
[INFO] removed 10 missing examples
[INFO] finished tweaking crates.io crate async_executors 0.4.2
[INFO] tweaked toml for crates.io crate async_executors 0.4.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate async_executors 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8aac0bc6c14f2e78d4b8f8a797381366753f69fc244b528de23f1ece898030f
[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" "b8aac0bc6c14f2e78d4b8f8a797381366753f69fc244b528de23f1ece898030f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8aac0bc6c14f2e78d4b8f8a797381366753f69fc244b528de23f1ece898030f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8aac0bc6c14f2e78d4b8f8a797381366753f69fc244b528de23f1ece898030f", kill_on_drop: false }`
[INFO] [stdout] b8aac0bc6c14f2e78d4b8f8a797381366753f69fc244b528de23f1ece898030f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] 2485a60db1984edc208b321f5b763f33d7d5ef1c87689ce34bd59b529ea5bfe0
[INFO] running `Command { std: "docker" "start" "-a" "2485a60db1984edc208b321f5b763f33d7d5ef1c87689ce34bd59b529ea5bfe0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling async_executors v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling blanket v0.2.0
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.99s
[INFO] running `Command { std: "docker" "inspect" "2485a60db1984edc208b321f5b763f33d7d5ef1c87689ce34bd59b529ea5bfe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2485a60db1984edc208b321f5b763f33d7d5ef1c87689ce34bd59b529ea5bfe0", kill_on_drop: false }`
[INFO] [stdout] 2485a60db1984edc208b321f5b763f33d7d5ef1c87689ce34bd59b529ea5bfe0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 840b0e78959e415f92442ad51caa7d5ea6a5e53fa47977fb37c225df18445542
[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" "840b0e78959e415f92442ad51caa7d5ea6a5e53fa47977fb37c225df18445542", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling sharded-slab v0.1.1
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling tracing-subscriber v0.2.18
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling blanket v0.2.0
[INFO] [stderr]    Compiling trait-set v0.2.0
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling async_executors v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 23.93s
[INFO] running `Command { std: "docker" "inspect" "840b0e78959e415f92442ad51caa7d5ea6a5e53fa47977fb37c225df18445542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "840b0e78959e415f92442ad51caa7d5ea6a5e53fa47977fb37c225df18445542", kill_on_drop: false }`
[INFO] [stdout] 840b0e78959e415f92442ad51caa7d5ea6a5e53fa47977fb37c225df18445542
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] a07e827e6ffac4725b8f0252262a70e19012b432c812e54abce544662106ed63
[INFO] running `Command { std: "docker" "start" "-a" "a07e827e6ffac4725b8f0252262a70e19012b432c812e54abce544662106ed63", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_executors-89ad70fb4393db50)
[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_executors
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/iface/spawn_handle.rs - iface::spawn_handle::SpawnHandle (line 22) ... ok
[INFO] [stdout] test src/iface/spawn_handle.rs - iface::spawn_handle::SpawnHandle (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a07e827e6ffac4725b8f0252262a70e19012b432c812e54abce544662106ed63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a07e827e6ffac4725b8f0252262a70e19012b432c812e54abce544662106ed63", kill_on_drop: false }`
[INFO] [stdout] a07e827e6ffac4725b8f0252262a70e19012b432c812e54abce544662106ed63
