[INFO] fetching crate coal 1.0.0...
[INFO] testing coal-1.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate coal 1.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate coal 1.0.0 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 coal 1.0.0
[INFO] finished tweaking crates.io crate coal 1.0.0
[INFO] tweaked toml for crates.io crate coal 1.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate coal 1.0.0 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 beef v0.4.4
[INFO] [stderr]   Downloaded buf-min v0.2.0
[INFO] [stderr]   Downloaded lasso v0.3.1
[INFO] [stderr]   Downloaded v_escape_derive v0.8.4
[INFO] [stderr]   Downloaded html-escape v0.2.6
[INFO] [stderr]   Downloaded peekmore v0.5.6
[INFO] [stderr]   Downloaded v_escape v0.14.1
[INFO] [stderr]   Downloaded grass v0.10.4
[INFO] [stderr]   Downloaded minifier v0.0.36
[INFO] [stderr]   Downloaded v_htmlescape v0.11.0
[INFO] [stderr]   Downloaded actix-files v0.4.1
[INFO] [stderr]   Downloaded cow-utils v0.1.2
[INFO] [stderr]   Downloaded macro-utils v0.1.3
[INFO] [stderr]   Downloaded html-minifier v3.0.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 29278018e6bae64ef45efbfef6edecf4a147f101097c2be23d95d619f2c05d48
[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" "29278018e6bae64ef45efbfef6edecf4a147f101097c2be23d95d619f2c05d48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29278018e6bae64ef45efbfef6edecf4a147f101097c2be23d95d619f2c05d48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29278018e6bae64ef45efbfef6edecf4a147f101097c2be23d95d619f2c05d48", kill_on_drop: false }`
[INFO] [stdout] 29278018e6bae64ef45efbfef6edecf4a147f101097c2be23d95d619f2c05d48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 6fed72d5dc028812d3b9b8fe2c10e3b707785141090489b0bfb5db727628280b
[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" "6fed72d5dc028812d3b9b8fe2c10e3b707785141090489b0bfb5db727628280b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling smallvec v1.5.1
[INFO] [stderr]    Compiling copyless v0.1.5
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling v_escape v0.14.1
[INFO] [stderr]    Compiling bytes v0.6.0
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling v_htmlescape v0.11.0
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling macro-utils v0.1.3
[INFO] [stderr]    Compiling utf8-width v0.1.4
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling cow-utils v0.1.2
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling standback v0.2.13
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]    Compiling cookie v0.14.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling bytestring v0.1.5
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling addr2line v0.14.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling minifier v0.0.36
[INFO] [stderr]    Compiling peekmore v0.5.6
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling html-escape v0.2.6
[INFO] [stderr]    Compiling buf-min v0.2.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling net2 v0.2.36
[INFO] [stderr]    Compiling signal-hook-registry v1.2.2
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling parking_lot_core v0.8.1
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling socket2 v0.3.17
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling lasso v0.3.1
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling sha-1 v0.9.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tokio v0.2.23
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling actix-macros v0.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling serde_derive v1.0.118
[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 v_escape_derive v0.8.4
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling enum-ordinalize v3.1.8
[INFO] [stderr]    Compiling actix-web-codegen v0.4.0
[INFO] [stderr]    Compiling actix_derive v0.5.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr] error: could not compile `async-trait`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name async_trait --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-trait-0.1.42/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=d88feb8d71d557b5 -C extra-filename=-d88feb8d71d557b5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-fc674c02767ecd53.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-1ba06248e155a417.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-48602be933b5d919.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" "6fed72d5dc028812d3b9b8fe2c10e3b707785141090489b0bfb5db727628280b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fed72d5dc028812d3b9b8fe2c10e3b707785141090489b0bfb5db727628280b", kill_on_drop: false }`
[INFO] [stdout] 6fed72d5dc028812d3b9b8fe2c10e3b707785141090489b0bfb5db727628280b