[INFO] fetching crate vega_lite_4 0.6.0...
[INFO] checking vega_lite_4-0.6.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate vega_lite_4 0.6.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate vega_lite_4 0.6.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vega_lite_4 0.6.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate vega_lite_4 0.6.0
[INFO] tweaked toml for crates.io crate vega_lite_4 0.6.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate vega_lite_4 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray-rand v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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] 7f2b979e7dee82929b3bf8887dbf86949ebf3b733f951df3bed3c1ac52b4fadc
[INFO] running `Command { std: "docker" "start" "-a" "7f2b979e7dee82929b3bf8887dbf86949ebf3b733f951df3bed3c1ac52b4fadc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f2b979e7dee82929b3bf8887dbf86949ebf3b733f951df3bed3c1ac52b4fadc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f2b979e7dee82929b3bf8887dbf86949ebf3b733f951df3bed3c1ac52b4fadc", kill_on_drop: false }`
[INFO] [stdout] 7f2b979e7dee82929b3bf8887dbf86949ebf3b733f951df3bed3c1ac52b4fadc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7567957519eeeee92e101bca57370545c9f2553aba3baeba23a69f29542af56a
[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" "7567957519eeeee92e101bca57370545c9f2553aba3baeba23a69f29542af56a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling serde_derive v1.0.120
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling serde v1.0.120
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking opener v0.4.1
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking showata v0.2.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand_distr v0.3.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking ndarray-rand v0.12.0
[INFO] [stderr]     Checking vega_lite_4 v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `vega_lite_4`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name vega_lite_4 --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="anyhow"' --cfg 'feature="csv"' --cfg 'feature="default"' --cfg 'feature="ndarray"' --cfg 'feature="show_vega"' --cfg 'feature="showata"' -C metadata=81ae2ceca5fc8dcb -C extra-filename=-81ae2ceca5fc8dcb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-7b734497a65c433b.rmeta --extern csv=/opt/rustwide/target/debug/deps/libcsv-89063cc16ea3f656.rmeta --extern derive_builder=/opt/rustwide/target/debug/deps/libderive_builder-986e75a72e8f63e6.so --extern derive_more=/opt/rustwide/target/debug/deps/libderive_more-f947be90ddf73197.so --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-a646d93fb12c2b41.rmeta --extern ndarray_rand=/opt/rustwide/target/debug/deps/libndarray_rand-ef001e5ba68fd7ae.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-e020e4c1b070ecae.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-41d41a072ced3834.rmeta --extern showata=/opt/rustwide/target/debug/deps/libshowata-906ec9e65ad50bf9.rmeta --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" "7567957519eeeee92e101bca57370545c9f2553aba3baeba23a69f29542af56a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7567957519eeeee92e101bca57370545c9f2553aba3baeba23a69f29542af56a", kill_on_drop: false }`
[INFO] [stdout] 7567957519eeeee92e101bca57370545c9f2553aba3baeba23a69f29542af56a