[INFO] fetching crate leaves 0.5.0...
[INFO] testing leaves-0.5.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate leaves 0.5.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate leaves 0.5.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate leaves 0.5.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate leaves 0.5.0
[INFO] tweaked toml for crates.io crate leaves 0.5.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate leaves 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dashmap v4.0.0-rc6
[INFO] [stderr]   Downloaded async-mutex v1.1.5
[INFO] [stderr]   Downloaded sqlx-macros v0.3.5
[INFO] [stderr]   Downloaded async-trait v0.1.36
[INFO] [stderr]   Downloaded blocking v0.4.7
[INFO] [stderr]   Downloaded pbkdf2 v0.3.0
[INFO] [stderr]   Downloaded send_wrapper v0.4.0
[INFO] [stderr]   Downloaded async-native-tls v0.3.3
[INFO] [stderr]   Downloaded stringprep v0.1.2
[INFO] [stderr]   Downloaded typed-builder v0.3.0
[INFO] [stderr]   Downloaded event-listener v2.3.3
[INFO] [stderr]   Downloaded darkredis v0.7.0
[INFO] [stderr]   Downloaded rustversion v1.0.3
[INFO] [stderr]   Downloaded md-5 v0.8.0
[INFO] [stderr]   Downloaded either v1.6.0
[INFO] [stderr]   Downloaded mongodb v1.1.0
[INFO] [stderr]   Downloaded os_info v2.0.7
[INFO] [stderr]   Downloaded futures-intrusive v0.3.1
[INFO] [stderr]   Downloaded bson v1.1.0
[INFO] [stderr]   Downloaded futures-lite v0.1.8
[INFO] [stderr]   Downloaded parking v1.0.5
[INFO] [stderr]   Downloaded libsqlite3-sys v0.17.3
[INFO] [stderr]   Downloaded tracing v0.1.16
[INFO] [stderr]   Downloaded sqlx-core v0.3.5
[INFO] [stderr]   Downloaded fastrand v1.3.4
[INFO] [stderr]   Downloaded sqlformat v0.1.0
[INFO] [stderr]   Downloaded sqlx v0.3.5
[INFO] [stderr]   Downloaded tracing-attributes v0.1.9
[INFO] [stderr]   Downloaded tracing-core v0.1.11
[INFO] [stderr]   Downloaded async-channel v1.1.1
[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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7173c469e57e141694db0a8dc3e52a01d511a2520f60f747ede1807dad512250
[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" "7173c469e57e141694db0a8dc3e52a01d511a2520f60f747ede1807dad512250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7173c469e57e141694db0a8dc3e52a01d511a2520f60f747ede1807dad512250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7173c469e57e141694db0a8dc3e52a01d511a2520f60f747ede1807dad512250", kill_on_drop: false }`
[INFO] [stdout] 7173c469e57e141694db0a8dc3e52a01d511a2520f60f747ede1807dad512250
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 400395192c980893a1fc25c542128dcf4f6aa492271d8a3b8370c5c74355a113
[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" "400395192c980893a1fc25c542128dcf4f6aa492271d8a3b8370c5c74355a113", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling smallvec v1.4.1
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling event-listener v2.3.3
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling tracing-core v0.1.11
[INFO] [stderr]    Compiling dashmap v4.0.0-rc6
[INFO] [stderr]    Compiling stringprep v0.1.2
[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 getrandom v0.1.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling os_info v2.0.7
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling async-mutex v1.1.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling sqlformat v0.1.0
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling resolv-conf v0.6.3
[INFO] [stderr]    Compiling pbkdf2 v0.3.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling typed-builder v0.3.0
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling md-5 v0.8.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling futures-intrusive v0.3.1
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling webpki v0.21.3
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling rustls v0.17.0
[INFO] [stderr]    Compiling webpki-roots v0.18.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling tracing-attributes v0.1.9
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling serde_with_macros v1.1.0
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr] error: could not compile `derivative`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name derivative /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/derivative-2.1.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=4954ac2fd96dc045 -C extra-filename=-4954ac2fd96dc045 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-b1a8eee034ca9d55.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-8778eacff2d5d41a.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-23a47ba431578f81.rlib --extern proc_macro --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" "400395192c980893a1fc25c542128dcf4f6aa492271d8a3b8370c5c74355a113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "400395192c980893a1fc25c542128dcf4f6aa492271d8a3b8370c5c74355a113", kill_on_drop: false }`
[INFO] [stdout] 400395192c980893a1fc25c542128dcf4f6aa492271d8a3b8370c5c74355a113