[INFO] fetching crate atomic-server 0.15.0...
[INFO] checking atomic-server-0.15.0 against beta for pr-78714
[INFO] extracting crate atomic-server 0.15.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate atomic-server 0.15.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atomic-server 0.15.0
[INFO] finished tweaking crates.io crate atomic-server 0.15.0
[INFO] tweaked toml for crates.io crate atomic-server 0.15.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate atomic-server 0.15.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", 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] 13c044790e42eb386ae3260ccdb3b36e40a5ab260696f85a1711bad6ff89027b
[INFO] running `Command { std: "docker" "start" "-a" "13c044790e42eb386ae3260ccdb3b36e40a5ab260696f85a1711bad6ff89027b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13c044790e42eb386ae3260ccdb3b36e40a5ab260696f85a1711bad6ff89027b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13c044790e42eb386ae3260ccdb3b36e40a5ab260696f85a1711bad6ff89027b", kill_on_drop: false }`
[INFO] [stdout] 13c044790e42eb386ae3260ccdb3b36e40a5ab260696f85a1711bad6ff89027b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfe2792b439833e80b1a0623247fcc0c0fd49e1c428a663096c6c00edf0e22a3
[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" "dfe2792b439833e80b1a0623247fcc0c0fd49e1c428a663096c6c00edf0e22a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]     Checking smallvec v1.4.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking instant v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling v_escape v0.13.2
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling v_htmlescape v0.10.4
[INFO] [stderr]     Checking chunked_transfer v1.3.0
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]     Checking oxiri v0.1.1
[INFO] [stderr]     Checking rio_api v0.5.0
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking oxilangtag v0.1.1
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking shell-words v1.0.0
[INFO] [stderr]     Checking entities v1.0.1
[INFO] [stderr]     Checking use v0.0.0
[INFO] [stderr]     Checking tracing-core v0.1.13
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]     Checking bytestring v0.1.5
[INFO] [stderr]     Checking buf-min v0.1.1
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking rio_turtle v0.5.0
[INFO] [stderr]     Checking unic-ucd-segment v0.9.0
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking tracing v0.1.18
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling actix-web-codegen v0.3.0
[INFO] [stderr]    Compiling actix-web-codegen v0.2.2
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.18/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 --cfg 'feature="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=a1e9e1e3fc23ae94 -C extra-filename=-a1e9e1e3fc23ae94 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "dfe2792b439833e80b1a0623247fcc0c0fd49e1c428a663096c6c00edf0e22a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfe2792b439833e80b1a0623247fcc0c0fd49e1c428a663096c6c00edf0e22a3", kill_on_drop: false }`
[INFO] [stdout] dfe2792b439833e80b1a0623247fcc0c0fd49e1c428a663096c6c00edf0e22a3