[INFO] cloning repository https://github.com/chaaz/versio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chaaz/versio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchaaz%2Fversio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchaaz%2Fversio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 990c47e573c334f22930a097aab8b3e29aedc6b5
[INFO] testing chaaz/versio against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchaaz%2Fversio" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chaaz/versio 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 git repo https://github.com/chaaz/versio
[INFO] finished tweaking git repo https://github.com/chaaz/versio
[INFO] tweaked toml for git repo https://github.com/chaaz/versio written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/chaaz/versio 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 globset v0.4.6
[INFO] [stderr]   Downloaded proc-quote v0.3.2
[INFO] [stderr]   Downloaded addr2line v0.14.0
[INFO] [stderr]   Downloaded kstring v1.0.0
[INFO] [stderr]   Downloaded hyperx v1.2.0
[INFO] [stderr]   Downloaded rust-argon2 v0.8.3
[INFO] [stderr]   Downloaded snafu-derive v0.6.10
[INFO] [stderr]   Downloaded liquid-core v0.21.2
[INFO] [stderr]   Downloaded blake2b_simd v0.5.11
[INFO] [stderr]   Downloaded xmlparser v0.13.3
[INFO] [stderr]   Downloaded libgit2-sys v0.11.0+0.99.0
[INFO] [stderr]   Downloaded octocrab v0.6.2
[INFO] [stderr]   Downloaded ignore v0.4.17
[INFO] [stderr]   Downloaded liquid-derive v0.21.0
[INFO] [stderr]   Downloaded liquid v0.21.4
[INFO] [stderr]   Downloaded proc-quote-impl v0.3.2
[INFO] [stderr]   Downloaded liquid-lib v0.21.1
[INFO] [stderr]   Downloaded snafu v0.6.10
[INFO] [stderr]   Downloaded git2 v0.12.0
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.3
[INFO] [stderr]   Downloaded serde_yaml v0.8.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 0bce013c0bd4a6aecc79afb84215a1920f1ca9a749025eae0cad9a0f00c3c8c2
[INFO] running `Command { std: "docker" "start" "-a" "0bce013c0bd4a6aecc79afb84215a1920f1ca9a749025eae0cad9a0f00c3c8c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bce013c0bd4a6aecc79afb84215a1920f1ca9a749025eae0cad9a0f00c3c8c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bce013c0bd4a6aecc79afb84215a1920f1ca9a749025eae0cad9a0f00c3c8c2", kill_on_drop: false }`
[INFO] [stdout] 0bce013c0bd4a6aecc79afb84215a1920f1ca9a749025eae0cad9a0f00c3c8c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ea2011e09b423467616834acdd5bd581659b8844f6598cff0c0ceb494ac1dde
[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" "3ea2011e09b423467616834acdd5bd581659b8844f6598cff0c0ceb494ac1dde", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling futures v0.1.30
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling hyperx v1.2.0
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling versio v0.4.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling xmlparser v0.13.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling proc-quote-impl v0.3.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling dirs v3.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling tokio v0.2.23
[INFO] [stderr]    Compiling proc-quote v0.3.2
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling addr2line v0.14.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libssh2-sys v0.2.20
[INFO] [stderr]    Compiling libgit2-sys v0.11.0+0.99.0
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling liquid-derive v0.21.0
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling globset v0.4.6
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]    Compiling ignore v0.4.17
[INFO] [stderr] error: could not compile `clap`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clap /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.3/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="ansi_term"' --cfg 'feature="atty"' --cfg 'feature="color"' --cfg 'feature="default"' --cfg 'feature="strsim"' --cfg 'feature="suggestions"' --cfg 'feature="term_size"' --cfg 'feature="vec_map"' --cfg 'feature="wrap_help"' -C metadata=838ad3dcbb649351 -C extra-filename=-838ad3dcbb649351 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-4b9c56ff58f1d4f8.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-3264a5483e01212c.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-8a5476fab5bb3232.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-794cc78f848fe7af.rmeta --extern term_size=/opt/rustwide/target/debug/deps/libterm_size-0dfe964cf5ecbb00.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-77390a0ada2763f0.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-906fa989c4fba052.rmeta --extern vec_map=/opt/rustwide/target/debug/deps/libvec_map-9c64949c2f867b0b.rmeta --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" "3ea2011e09b423467616834acdd5bd581659b8844f6598cff0c0ceb494ac1dde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea2011e09b423467616834acdd5bd581659b8844f6598cff0c0ceb494ac1dde", kill_on_drop: false }`
[INFO] [stdout] 3ea2011e09b423467616834acdd5bd581659b8844f6598cff0c0ceb494ac1dde