[INFO] fetching crate deelevate 0.1.0...
[INFO] testing deelevate-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate deelevate 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate deelevate 0.1.0 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 deelevate 0.1.0
[INFO] finished tweaking crates.io crate deelevate 0.1.0
[INFO] tweaked toml for crates.io crate deelevate 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate deelevate 0.1.0 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 blake2b_simd v0.5.11
[INFO] [stderr]   Downloaded phf_codegen v0.8.0
[INFO] [stderr]   Downloaded rust-argon2 v0.8.3
[INFO] [stderr]   Downloaded pathsearch v0.2.0
[INFO] [stderr]   Downloaded vswhom-sys v0.1.0
[INFO] [stderr]   Downloaded winreg v0.8.0
[INFO] [stderr]   Downloaded vswhom v0.1.0
[INFO] [stderr]   Downloaded memmem v0.1.1
[INFO] [stderr]   Downloaded structopt v0.3.21
[INFO] [stderr]   Downloaded termwiz v0.8.0
[INFO] [stderr]   Downloaded filedescriptor v0.7.3
[INFO] [stderr]   Downloaded vergen v3.1.0
[INFO] [stderr]   Downloaded embed-resource v1.4.1
[INFO] [stderr]   Downloaded num v0.2.1
[INFO] [stderr]   Downloaded utf8parse v0.1.1
[INFO] [stderr]   Downloaded vtparse v0.2.2
[INFO] [stderr]   Downloaded terminfo v0.7.3
[INFO] [stderr]   Downloaded structopt-derive v0.4.14
[INFO] [stderr]   Downloaded xi-unicode v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 11f87d22800a6073682958e1d16b8fb345c5052ce6d36844dd1ab71c7ffdfa00
[INFO] running `Command { std: "docker" "start" "-a" "11f87d22800a6073682958e1d16b8fb345c5052ce6d36844dd1ab71c7ffdfa00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11f87d22800a6073682958e1d16b8fb345c5052ce6d36844dd1ab71c7ffdfa00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11f87d22800a6073682958e1d16b8fb345c5052ce6d36844dd1ab71c7ffdfa00", kill_on_drop: false }`
[INFO] [stdout] 11f87d22800a6073682958e1d16b8fb345c5052ce6d36844dd1ab71c7ffdfa00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 2947a68c937273ae0aad08204935e159b49efa5e3e7b8cf48b778723a5ac8502
[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" "2947a68c937273ae0aad08204935e159b49efa5e3e7b8cf48b778723a5ac8502", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling anyhow v1.0.35
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling embed-resource v1.4.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling xi-unicode v0.2.1
[INFO] [stderr]    Compiling memmem v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling vtparse v0.2.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling signal-hook-registry v1.2.2
[INFO] [stderr]    Compiling termios v0.3.3
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling filedescriptor v0.7.3
[INFO] [stderr]    Compiling pathsearch v0.2.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling rand v0.7.3
[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-0.6.21/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=2e7c3a315d0632c2 -C extra-filename=-2e7c3a315d0632c2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "2947a68c937273ae0aad08204935e159b49efa5e3e7b8cf48b778723a5ac8502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2947a68c937273ae0aad08204935e159b49efa5e3e7b8cf48b778723a5ac8502", kill_on_drop: false }`
[INFO] [stdout] 2947a68c937273ae0aad08204935e159b49efa5e3e7b8cf48b778723a5ac8502