[INFO] fetching crate lieweb 0.2.0-alpha.2...
[INFO] testing lieweb-0.2.0-alpha.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate lieweb 0.2.0-alpha.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate lieweb 0.2.0-alpha.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lieweb 0.2.0-alpha.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate lieweb 0.2.0-alpha.2
[INFO] tweaked toml for crates.io crate lieweb 0.2.0-alpha.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate lieweb 0.2.0-alpha.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 857b929568bcdfe1c68fdfd5f6897e8b55aa8377606a3bda7f1585adf9f59f71
[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" "857b929568bcdfe1c68fdfd5f6897e8b55aa8377606a3bda7f1585adf9f59f71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "857b929568bcdfe1c68fdfd5f6897e8b55aa8377606a3bda7f1585adf9f59f71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857b929568bcdfe1c68fdfd5f6897e8b55aa8377606a3bda7f1585adf9f59f71", kill_on_drop: false }`
[INFO] [stdout] 857b929568bcdfe1c68fdfd5f6897e8b55aa8377606a3bda7f1585adf9f59f71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26721f2c1599f67949ed821823758816eec0caa0eb336a0dc6f39589a264ae90
[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" "26721f2c1599f67949ed821823758816eec0caa0eb336a0dc6f39589a264ae90", kill_on_drop: false }`
[INFO] [stderr]    Compiling route-recognizer v0.2.0
[INFO] [stderr]    Compiling tracing-core v0.1.11
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling tracing v0.1.17
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling hyper v0.13.7
[INFO] [stderr]    Compiling lieweb v0.2.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.78s
[INFO] running `Command { std: "docker" "inspect" "26721f2c1599f67949ed821823758816eec0caa0eb336a0dc6f39589a264ae90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26721f2c1599f67949ed821823758816eec0caa0eb336a0dc6f39589a264ae90", kill_on_drop: false }`
[INFO] [stdout] 26721f2c1599f67949ed821823758816eec0caa0eb336a0dc6f39589a264ae90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a108689eeba53725496dce65838b419e64b6b2ac9c227ff0942e98e86b6c36f7
[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" "a108689eeba53725496dce65838b419e64b6b2ac9c227ff0942e98e86b6c36f7", 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 tracing-log v0.1.1
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling tracing-serde v0.1.1
[INFO] [stderr]    Compiling tracing-subscriber v0.2.9
[INFO] [stderr]    Compiling lieweb v0.2.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `lieweb`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name lieweb --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' -C metadata=f20148c05c06e226 -C extra-filename=-f20148c05c06e226 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-b7731ddb3644105f.so --extern bytes=/opt/rustwide/target/debug/deps/libbytes-8f475ca97d0bfeee.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-d472d5d3709cea81.rlib --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-707bf0b19b44b863.rlib --extern hyper=/opt/rustwide/target/debug/deps/libhyper-ecf9863e8481c82f.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib --extern mime=/opt/rustwide/target/debug/deps/libmime-1f80b638f4e5cb9c.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-8ee673bd2e17a879.rlib --extern route_recognizer=/opt/rustwide/target/debug/deps/libroute_recognizer-bb83f3813209aa8b.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-8028a9b28e37c2e5.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-fb13dceb21bf95bd.rlib --extern serde_urlencoded=/opt/rustwide/target/debug/deps/libserde_urlencoded-d20a151193e418fa.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-d8a357f8ea1a815e.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-7092014ee1ac7f9f.rlib --extern tracing=/opt/rustwide/target/debug/deps/libtracing-d7aade346da6cfe7.rlib --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-ab5a0c84af0832c4.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" "a108689eeba53725496dce65838b419e64b6b2ac9c227ff0942e98e86b6c36f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a108689eeba53725496dce65838b419e64b6b2ac9c227ff0942e98e86b6c36f7", kill_on_drop: false }`
[INFO] [stdout] a108689eeba53725496dce65838b419e64b6b2ac9c227ff0942e98e86b6c36f7