[INFO] fetching crate neighbor 0.1.4...
[INFO] testing neighbor-0.1.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate neighbor 0.1.4 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate neighbor 0.1.4 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 neighbor 0.1.4
[INFO] finished tweaking crates.io crate neighbor 0.1.4
[INFO] tweaked toml for crates.io crate neighbor 0.1.4 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate neighbor 0.1.4 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 39c25d5dd083f4d1c90ab832d948b648ec7261140add6390bcaf1a35ef516795
[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" "39c25d5dd083f4d1c90ab832d948b648ec7261140add6390bcaf1a35ef516795", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39c25d5dd083f4d1c90ab832d948b648ec7261140add6390bcaf1a35ef516795", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39c25d5dd083f4d1c90ab832d948b648ec7261140add6390bcaf1a35ef516795", kill_on_drop: false }`
[INFO] [stdout] 39c25d5dd083f4d1c90ab832d948b648ec7261140add6390bcaf1a35ef516795
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 5be6fe507f62f86d4d75bf9d237d7d7124bdf92ea923449bd7a34d3f35f8c00d
[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" "5be6fe507f62f86d4d75bf9d237d7d7124bdf92ea923449bd7a34d3f35f8c00d", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling funty v1.0.1
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling tap v1.0.0
[INFO] [stderr]    Compiling whoami v0.9.0
[INFO] [stderr]    Compiling anyhow v1.0.35
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]    Compiling http v0.2.2
[INFO] [stderr]    Compiling blake2b_simd v0.5.11
[INFO] [stderr]    Compiling signal-hook-registry v1.2.2
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling atoi v0.3.3
[INFO] [stderr]    Compiling crypto-mac v0.9.1
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling actix-macros v0.1.3
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling actix-web-codegen v0.4.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling md-5 v0.9.1
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling hmac v0.9.0
[INFO] [stderr] error: could not compile `http`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name http --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/http-0.2.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=003d3da2e6e6af11 -C extra-filename=-003d3da2e6e6af11 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-8f475ca97d0bfeee.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-751e5967119454f8.rmeta --extern itoa=/opt/rustwide/target/debug/deps/libitoa-2e73d811797b95b6.rmeta --cap-lints allow --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" "5be6fe507f62f86d4d75bf9d237d7d7124bdf92ea923449bd7a34d3f35f8c00d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5be6fe507f62f86d4d75bf9d237d7d7124bdf92ea923449bd7a34d3f35f8c00d", kill_on_drop: false }`
[INFO] [stdout] 5be6fe507f62f86d4d75bf9d237d7d7124bdf92ea923449bd7a34d3f35f8c00d