[INFO] fetching crate config 0.12.0...
[INFO] testing config-0.12.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate config 0.12.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate config 0.12.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate config 0.12.0
[INFO] finished tweaking crates.io crate config 0.12.0
[INFO] tweaked toml for crates.io crate config 0.12.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate config 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15ca571ef51d5a4c69ebaa8b609a0f0dbf92a318ff55f9120765a0d363da813a
[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" "15ca571ef51d5a4c69ebaa8b609a0f0dbf92a318ff55f9120765a0d363da813a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15ca571ef51d5a4c69ebaa8b609a0f0dbf92a318ff55f9120765a0d363da813a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15ca571ef51d5a4c69ebaa8b609a0f0dbf92a318ff55f9120765a0d363da813a", kill_on_drop: false }`
[INFO] [stdout] 15ca571ef51d5a4c69ebaa8b609a0f0dbf92a318ff55f9120765a0d363da813a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] fee83edd559109fa180857ebcedf7d227ee8a9041fcaee0ff41e67e46cf1db83
[INFO] running `Command { std: "docker" "start" "-a" "fee83edd559109fa180857ebcedf7d227ee8a9041fcaee0ff41e67e46cf1db83", 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]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling pathdiff v0.2.1
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling dlv-list v0.2.3
[INFO] [stderr]    Compiling ordered-multimap v0.3.1
[INFO] [stderr]    Compiling rust-ini v0.17.0
[INFO] [stderr]    Compiling json5 v0.4.1
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling ron v0.7.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling config v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.92s
[INFO] running `Command { std: "docker" "inspect" "fee83edd559109fa180857ebcedf7d227ee8a9041fcaee0ff41e67e46cf1db83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fee83edd559109fa180857ebcedf7d227ee8a9041fcaee0ff41e67e46cf1db83", kill_on_drop: false }`
[INFO] [stdout] fee83edd559109fa180857ebcedf7d227ee8a9041fcaee0ff41e67e46cf1db83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55a8c46db2cf68f62220f4aa8569492927477ba0af1b7301f97dfb616b54ad6c
[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" "55a8c46db2cf68f62220f4aa8569492927477ba0af1b7301f97dfb616b54ad6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling input_buffer v0.4.0
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling sha-1 v0.9.8
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling tokio v1.16.1
[INFO] [stderr]    Compiling tungstenite v0.12.0
[INFO] [stderr]    Compiling headers v0.3.6
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling notify v4.0.17
[INFO] [stderr]    Compiling multipart v0.17.1
[INFO] [stderr]    Compiling futures-executor v0.3.19
[INFO] [stderr]    Compiling futures v0.3.19
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling tokio-tungstenite v0.13.0
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling h2 v0.3.11
[INFO] [stderr]    Compiling hyper v0.14.16
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling warp v0.3.1
[INFO] [stderr]    Compiling reqwest v0.11.9
[INFO] [stderr]    Compiling config v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `config`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name async_source --edition=2018 examples/async_source/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="ini"' --cfg 'feature="json"' --cfg 'feature="json5"' --cfg 'feature="json5_rs"' --cfg 'feature="ron"' --cfg 'feature="rust-ini"' --cfg 'feature="serde_json"' --cfg 'feature="toml"' --cfg 'feature="yaml"' --cfg 'feature="yaml-rust"' -C metadata=2382e89a9c3e2ea4 -C extra-filename=-2382e89a9c3e2ea4 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-a9d0fc65d7bbdfc2.so --extern chrono=/opt/rustwide/target/debug/deps/libchrono-6f530a7a43f6a16d.rlib --extern config=/opt/rustwide/target/debug/deps/libconfig-63dbb497d9ccc4a1.rlib --extern float_cmp=/opt/rustwide/target/debug/deps/libfloat_cmp-1c505ec7b3950504.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-e40b85e242f6de3a.rlib --extern glob=/opt/rustwide/target/debug/deps/libglob-921a087ba318345d.rlib --extern json5_rs=/opt/rustwide/target/debug/deps/libjson5-43196b49cd55fbfb.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-86422d76b8bd90ed.rlib --extern nom=/opt/rustwide/target/debug/deps/libnom-a3337cf5fe411581.rlib --extern notify=/opt/rustwide/target/debug/deps/libnotify-cd5ea6f34a183956.rlib --extern pathdiff=/opt/rustwide/target/debug/deps/libpathdiff-2c0582b45212c2ee.rlib --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-c188184804cbfb1c.rlib --extern ron=/opt/rustwide/target/debug/deps/libron-dbe7e7a15cf72094.rlib --extern ini=/opt/rustwide/target/debug/deps/libini-9d486d23a99f3678.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-daf31f1942405bac.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-82cb6d0b59c06d55.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-3a0dadedb11c36cf.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-5a08f8bf62c088fe.rlib --extern toml=/opt/rustwide/target/debug/deps/libtoml-20411fc42f23794d.rlib --extern warp=/opt/rustwide/target/debug/deps/libwarp-45fc47cd3600c5ce.rlib --extern yaml_rust=/opt/rustwide/target/debug/deps/libyaml_rust-fb062838ce04b5b9.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "55a8c46db2cf68f62220f4aa8569492927477ba0af1b7301f97dfb616b54ad6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55a8c46db2cf68f62220f4aa8569492927477ba0af1b7301f97dfb616b54ad6c", kill_on_drop: false }`
[INFO] [stdout] 55a8c46db2cf68f62220f4aa8569492927477ba0af1b7301f97dfb616b54ad6c