[INFO] fetching crate async_chanx 0.1.0-alpha.3...
[INFO] testing async_chanx-0.1.0-alpha.3 against 1.60.0 for beta-1.61-1
[INFO] extracting crate async_chanx 0.1.0-alpha.3 into /workspace/builds/worker-45/source
[INFO] validating manifest of crates.io crate async_chanx 0.1.0-alpha.3 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 async_chanx 0.1.0-alpha.3
[INFO] finished tweaking crates.io crate async_chanx 0.1.0-alpha.3
[INFO] tweaked toml for crates.io crate async_chanx 0.1.0-alpha.3 written to /workspace/builds/worker-45/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async_executors v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 299bb8a7b1877ab274e825116fbbd01154b667c3fd243fd4df30bd5c92f03633
[INFO] running `Command { std: "docker" "start" "-a" "299bb8a7b1877ab274e825116fbbd01154b667c3fd243fd4df30bd5c92f03633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "299bb8a7b1877ab274e825116fbbd01154b667c3fd243fd4df30bd5c92f03633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "299bb8a7b1877ab274e825116fbbd01154b667c3fd243fd4df30bd5c92f03633", kill_on_drop: false }`
[INFO] [stdout] 299bb8a7b1877ab274e825116fbbd01154b667c3fd243fd4df30bd5c92f03633
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d53f3ca9f61189fa83aabd1d5f336be91a0da89c2a93c2d9b5582b3c0b3e7dbb
[INFO] running `Command { std: "docker" "start" "-a" "d53f3ca9f61189fa83aabd1d5f336be91a0da89c2a93c2d9b5582b3c0b3e7dbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.7
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling async_chanx v0.1.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "d53f3ca9f61189fa83aabd1d5f336be91a0da89c2a93c2d9b5582b3c0b3e7dbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d53f3ca9f61189fa83aabd1d5f336be91a0da89c2a93c2d9b5582b3c0b3e7dbb", kill_on_drop: false }`
[INFO] [stdout] d53f3ca9f61189fa83aabd1d5f336be91a0da89c2a93c2d9b5582b3c0b3e7dbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18931be087c78f1f7fcf6be8b7271c91a96f0e0b6b5ae2eaaaeeae6df480d15c
[INFO] running `Command { std: "docker" "start" "-a" "18931be087c78f1f7fcf6be8b7271c91a96f0e0b6b5ae2eaaaeeae6df480d15c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling cache-padded v1.2.0
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling event-listener v2.5.2
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling signal-hook v0.3.13
[INFO] [stderr]    Compiling async-task v4.2.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.8
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling async_executors v0.4.2
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-lock v2.5.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling pretty_assertions v0.7.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling async_chanx v0.1.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling blocking v1.2.0
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling ctor v0.1.22
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling blanket v0.2.0
[INFO] [stderr]    Compiling polling v2.2.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling async-process v1.3.0
[INFO] [stderr]    Compiling async-global-executor v2.0.4
[INFO] [stderr]    Compiling async-std v1.11.0
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling futures-test v0.3.21
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.86s
[INFO] running `Command { std: "docker" "inspect" "18931be087c78f1f7fcf6be8b7271c91a96f0e0b6b5ae2eaaaeeae6df480d15c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18931be087c78f1f7fcf6be8b7271c91a96f0e0b6b5ae2eaaaeeae6df480d15c", kill_on_drop: false }`
[INFO] [stdout] 18931be087c78f1f7fcf6be8b7271c91a96f0e0b6b5ae2eaaaeeae6df480d15c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 40bb981eb0205ddd10fa1d0fcfcfa18dcf8f1c1deaec7fec7ae3b3e4da724727
[INFO] running `Command { std: "docker" "start" "-a" "40bb981eb0205ddd10fa1d0fcfcfa18dcf8f1c1deaec7fec7ae3b3e4da724727", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_chanx-4d2ad0ed215dbb64)
[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_chanx
[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" "40bb981eb0205ddd10fa1d0fcfcfa18dcf8f1c1deaec7fec7ae3b3e4da724727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40bb981eb0205ddd10fa1d0fcfcfa18dcf8f1c1deaec7fec7ae3b3e4da724727", kill_on_drop: false }`
[INFO] [stdout] 40bb981eb0205ddd10fa1d0fcfcfa18dcf8f1c1deaec7fec7ae3b3e4da724727