[INFO] fetching crate cobalt-bin 0.16.4...
[INFO] checking cobalt-bin-0.16.4 against beta for pr-78714
[INFO] extracting crate cobalt-bin 0.16.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cobalt-bin 0.16.4 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 cobalt-bin 0.16.4
[INFO] finished tweaking crates.io crate cobalt-bin 0.16.4
[INFO] tweaked toml for crates.io crate cobalt-bin 0.16.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate cobalt-bin 0.16.4 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] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4075762d6b94810c696232c403cd7bd1ae8c18e1937c26d5156e1b2fc79ef90
[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" "d4075762d6b94810c696232c403cd7bd1ae8c18e1937c26d5156e1b2fc79ef90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4075762d6b94810c696232c403cd7bd1ae8c18e1937c26d5156e1b2fc79ef90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4075762d6b94810c696232c403cd7bd1ae8c18e1937c26d5156e1b2fc79ef90", kill_on_drop: false }`
[INFO] [stdout] d4075762d6b94810c696232c403cd7bd1ae8c18e1937c26d5156e1b2fc79ef90
[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=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] 86f60a731b79ca935f795e2ca37e2c3ef46619e4f0f521be319daed8874a9819
[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" "86f60a731b79ca935f795e2ca37e2c3ef46619e4f0f521be319daed8874a9819", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking deunicode v1.1.1
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]     Checking predicates-core v1.0.0
[INFO] [stderr]     Checking ascii v1.0.0
[INFO] [stderr]     Checking chunked_transfer v1.2.0
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking open v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking quick-xml v0.17.2
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking predicates-tree v1.0.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling proc-quote-impl v0.3.2
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking walkdir v0.1.8
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking fancy-regex v0.3.5
[INFO] [stderr]     Checking ghp v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]    Compiling sass-sys v0.4.21
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking ignore v0.4.16
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking predicates v1.0.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking globwalk v0.7.3
[INFO] [stderr]     Checking assert_cmd v1.0.1
[INFO] [stderr]     Checking assert_fs v1.0.0
[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 --crate-type lib --emit=dep-info,metadata -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="vec_map"' -C metadata=1fd3510cb54a468d -C extra-filename=-1fd3510cb54a468d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-2b8e18b803626c5c.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-a3c10398efad2951.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-e1a9b9121eac1683.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-79698a05a19234b1.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-18742dc278ef37c8.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-739dfd89b440ae34.rmeta --extern vec_map=/opt/rustwide/target/debug/deps/libvec_map-78fb5057a2e3f904.rmeta --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" "86f60a731b79ca935f795e2ca37e2c3ef46619e4f0f521be319daed8874a9819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86f60a731b79ca935f795e2ca37e2c3ef46619e4f0f521be319daed8874a9819", kill_on_drop: false }`
[INFO] [stdout] 86f60a731b79ca935f795e2ca37e2c3ef46619e4f0f521be319daed8874a9819