[INFO] cloning repository https://github.com/approvers/aggregate_noobest_rts
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/approvers/aggregate_noobest_rts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapprovers%2Faggregate_noobest_rts", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapprovers%2Faggregate_noobest_rts'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 536240589ba06718a5090d6dcb039bea31feed98
[INFO] checking approvers/aggregate_noobest_rts against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapprovers%2Faggregate_noobest_rts" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/approvers/aggregate_noobest_rts on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/approvers/aggregate_noobest_rts
[INFO] finished tweaking git repo https://github.com/approvers/aggregate_noobest_rts
[INFO] tweaked toml for git repo https://github.com/approvers/aggregate_noobest_rts written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/approvers/aggregate_noobest_rts already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc02d554a49cf33c985e587c2f7dcca355a9271fa4ea74e29b2e283a2edbf605
[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" "bc02d554a49cf33c985e587c2f7dcca355a9271fa4ea74e29b2e283a2edbf605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc02d554a49cf33c985e587c2f7dcca355a9271fa4ea74e29b2e283a2edbf605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc02d554a49cf33c985e587c2f7dcca355a9271fa4ea74e29b2e283a2edbf605", kill_on_drop: false }`
[INFO] [stdout] bc02d554a49cf33c985e587c2f7dcca355a9271fa4ea74e29b2e283a2edbf605
[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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c3fbb9e588686790de65c5d8ba1e3883c000d1477ff15da156b0cacd2ada4ad9
[INFO] running `Command { std: "docker" "start" "-a" "c3fbb9e588686790de65c5d8ba1e3883c000d1477ff15da156b0cacd2ada4ad9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.32
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.113
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling serde v1.0.113
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking smallvec v1.4.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking version_check v0.9.2
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking anyhow v1.0.31
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking os_info v2.0.6
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking block-buffer v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking futures-intrusive v0.3.1
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking sha-1 v0.9.0
[INFO] [stderr]     Checking hmac v0.8.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking ct-logs v0.6.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking rustls-native-certs v0.3.0
[INFO] [stderr]    Compiling typed-builder v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[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 derive_more v0.99.8
[INFO] [stderr]    Compiling readonly v0.1.6
[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-0.1.36/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=781daddfae88065c -C extra-filename=-781daddfae88065c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0c830ebd7d5dce18.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-f54193215dcf917e.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-c017e321d4a6922a.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid` (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" "c3fbb9e588686790de65c5d8ba1e3883c000d1477ff15da156b0cacd2ada4ad9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3fbb9e588686790de65c5d8ba1e3883c000d1477ff15da156b0cacd2ada4ad9", kill_on_drop: false }`
[INFO] [stdout] c3fbb9e588686790de65c5d8ba1e3883c000d1477ff15da156b0cacd2ada4ad9