[INFO] fetching crate hail-batch 0.0.1...
[INFO] testing hail-batch-0.0.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate hail-batch 0.0.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate hail-batch 0.0.1 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 hail-batch 0.0.1
[INFO] finished tweaking crates.io crate hail-batch 0.0.1
[INFO] tweaked toml for crates.io crate hail-batch 0.0.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate hail-batch 0.0.1 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 chrono v0.4.17
[INFO] [stderr]   Downloaded color-spantrace v0.1.4
[INFO] [stderr]   Downloaded owo-colors v1.1.3
[INFO] [stderr]   Downloaded color-eyre v0.5.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] cc3f4eea88ee0ed73a3a479d4a4b91df0263e3681baf4b6ce3bf6a2136a72a82
[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" "cc3f4eea88ee0ed73a3a479d4a4b91df0263e3681baf4b6ce3bf6a2136a72a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc3f4eea88ee0ed73a3a479d4a4b91df0263e3681baf4b6ce3bf6a2136a72a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc3f4eea88ee0ed73a3a479d4a4b91df0263e3681baf4b6ce3bf6a2136a72a82", kill_on_drop: false }`
[INFO] [stdout] cc3f4eea88ee0ed73a3a479d4a4b91df0263e3681baf4b6ce3bf6a2136a72a82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 17ef76f62d74817abe6c1108b5934a4d7e84ebc4e046f661415a8cb3e42962bd
[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" "17ef76f62d74817abe6c1108b5934a4d7e84ebc4e046f661415a8cb3e42962bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.1
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling hashbrown v0.9.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling eyre v0.6.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling argh_shared v0.1.1
[INFO] [stderr]    Compiling indenter v0.3.0
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling owo-colors v1.1.3
[INFO] [stderr]    Compiling tracing-core v0.1.16
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling sharded-slab v0.0.9
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling alloc-stdlib v0.2.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling brotli-decompressor v2.3.1
[INFO] [stderr]    Compiling tracing-subscriber v0.2.12
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.2.1
[INFO] [stderr]    Compiling socket2 v0.3.15
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling brotli v3.3.0
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling directories v3.0.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling flate2 v1.0.17
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling async-compression v0.3.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]    Compiling argh v0.1.3
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling tracing v0.1.19
[INFO] [stderr]    Compiling tracing-error v0.1.2
[INFO] [stderr]    Compiling color-spantrace v0.1.4
[INFO] [stderr]    Compiling color-eyre v0.5.5
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.116/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C opt-level=2 -C embed-bitcode=no -C debuginfo=2 -C debug-assertions=on --cfg 'feature="default"' -C metadata=050692ca38036bb1 -C extra-filename=-050692ca38036bb1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-eabfbcb6e0eb2527.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-136eeece18292151.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-a95af185a49c9e3f.rlib --extern proc_macro --cap-lints allow --cap-lints=warn --cfg underscore_consts` (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" "17ef76f62d74817abe6c1108b5934a4d7e84ebc4e046f661415a8cb3e42962bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17ef76f62d74817abe6c1108b5934a4d7e84ebc4e046f661415a8cb3e42962bd", kill_on_drop: false }`
[INFO] [stdout] 17ef76f62d74817abe6c1108b5934a4d7e84ebc4e046f661415a8cb3e42962bd