[INFO] fetching crate lieweb 0.2.0-alpha.2...
[INFO] testing lieweb-0.2.0-alpha.2 against 1.55.0 for beta-1.56-1
[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 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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" "+1.55.0" "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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81c5ac994ec774a6bae688a8046beb8942f077a3e35d5ab41eb66da48336ff42
[INFO] running `Command { std: "docker" "start" "-a" "81c5ac994ec774a6bae688a8046beb8942f077a3e35d5ab41eb66da48336ff42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81c5ac994ec774a6bae688a8046beb8942f077a3e35d5ab41eb66da48336ff42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81c5ac994ec774a6bae688a8046beb8942f077a3e35d5ab41eb66da48336ff42", kill_on_drop: false }`
[INFO] [stdout] 81c5ac994ec774a6bae688a8046beb8942f077a3e35d5ab41eb66da48336ff42
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7299d467778cbfd30afeb6519e166a9ac91601c6d0b134dcf75c1efe82e542b8
[INFO] running `Command { std: "docker" "start" "-a" "7299d467778cbfd30afeb6519e166a9ac91601c6d0b134dcf75c1efe82e542b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling route-recognizer v0.2.0
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]    Compiling tracing-core v0.1.11
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling tracing v0.1.17
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[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 46.71s
[INFO] running `Command { std: "docker" "inspect" "7299d467778cbfd30afeb6519e166a9ac91601c6d0b134dcf75c1efe82e542b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7299d467778cbfd30afeb6519e166a9ac91601c6d0b134dcf75c1efe82e542b8", kill_on_drop: false }`
[INFO] [stdout] 7299d467778cbfd30afeb6519e166a9ac91601c6d0b134dcf75c1efe82e542b8
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7645e1a3b2309bd6b34d61c8e9defef6c7685437ea2900fcddc185afd8a4f1e8
[INFO] running `Command { std: "docker" "start" "-a" "7645e1a3b2309bd6b34d61c8e9defef6c7685437ea2900fcddc185afd8a4f1e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling smallvec v1.4.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling sharded-slab v0.0.9
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling tracing-serde v0.1.1
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling matchers v0.0.1
[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=6fe50b5b02c8f66c -C extra-filename=-6fe50b5b02c8f66c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-d38e137e77b9fbaf.so --extern bytes=/opt/rustwide/target/debug/deps/libbytes-a265f3aec633bc55.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-8f6aac3f609094c8.rlib --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-deea65e88f4269c6.rlib --extern hyper=/opt/rustwide/target/debug/deps/libhyper-d5ff5a85f4b2c10b.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-df981c5871754530.rlib --extern mime=/opt/rustwide/target/debug/deps/libmime-81c0a547976aedd9.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-a08ad69d071c2b6f.rlib --extern route_recognizer=/opt/rustwide/target/debug/deps/libroute_recognizer-f8f9787a5f9fa17a.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-1a7e9bd28477a869.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-1a771b33372bb0c5.rlib --extern serde_urlencoded=/opt/rustwide/target/debug/deps/libserde_urlencoded-389908cfb67b48fd.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-55bb094814655b36.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-5a8c862b5ce1fd41.rlib --extern tracing=/opt/rustwide/target/debug/deps/libtracing-934cde2041614055.rlib --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-19cab2129dbe9522.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" "7645e1a3b2309bd6b34d61c8e9defef6c7685437ea2900fcddc185afd8a4f1e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7645e1a3b2309bd6b34d61c8e9defef6c7685437ea2900fcddc185afd8a4f1e8", kill_on_drop: false }`
[INFO] [stdout] 7645e1a3b2309bd6b34d61c8e9defef6c7685437ea2900fcddc185afd8a4f1e8