[INFO] fetching crate divvunspell 1.0.0-beta.1...
[INFO] checking divvunspell-1.0.0-beta.1 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate divvunspell 1.0.0-beta.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate divvunspell 1.0.0-beta.1 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate divvunspell 1.0.0-beta.1
[INFO] finished tweaking crates.io crate divvunspell 1.0.0-beta.1
[INFO] tweaked toml for crates.io crate divvunspell 1.0.0-beta.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate divvunspell 1.0.0-beta.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3087eb8e31c7a8c316c9b4658c4b9cee71cb526cbf2cdebc6f19b18f9f4a21a4
[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" "3087eb8e31c7a8c316c9b4658c4b9cee71cb526cbf2cdebc6f19b18f9f4a21a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3087eb8e31c7a8c316c9b4658c4b9cee71cb526cbf2cdebc6f19b18f9f4a21a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3087eb8e31c7a8c316c9b4658c4b9cee71cb526cbf2cdebc6f19b18f9f4a21a4", kill_on_drop: false }`
[INFO] [stdout] 3087eb8e31c7a8c316c9b4658c4b9cee71cb526cbf2cdebc6f19b18f9f4a21a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9165c26f078d4137f2492d60c33d5a48c0f9ce5ea2847a825d3c67f50e84ff66
[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" "9165c26f078d4137f2492d60c33d5a48c0f9ce5ea2847a825d3c67f50e84ff66", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling box-format v0.3.0
[INFO] [stderr]     Checking relative-path v1.3.2
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]     Checking pathdiff v0.2.0
[INFO] [stderr]     Checking lifeguard v0.6.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking unic-ucd-hangul v0.9.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]     Checking unic-ucd-category v0.9.0
[INFO] [stderr]     Checking unic-ucd-segment v0.9.0
[INFO] [stderr]     Checking unic-ucd-bidi v0.9.0
[INFO] [stderr]     Checking unic-ucd-case v0.9.0
[INFO] [stderr]     Checking unic-ucd-name_aliases v0.9.0
[INFO] [stderr]     Checking unic-ucd-block v0.9.0
[INFO] [stderr]     Checking unic-ucd-ident v0.9.0
[INFO] [stderr]     Checking unic-ucd-age v0.9.0
[INFO] [stderr]     Checking unic-ucd-common v0.9.0
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]     Checking unic-ucd-name v0.9.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking unic-ucd-normal v0.9.0
[INFO] [stderr]     Checking unic-segment v0.9.0
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]     Checking core2 v0.3.0-alpha.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]     Checking fastvlq v1.0.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking unic-normal v0.9.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling cffi-impl v0.1.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling delegate v0.5.1
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking comde v0.2.2
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]     Checking zip v0.5.12
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking pathtrie v0.1.1
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.125/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=e0c2975818469cde -C extra-filename=-e0c2975818469cde --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-224677e73985df77.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-0afeb380bd68c843.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-4705013fb0bb4a17.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid --cfg underscore_consts` (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" "9165c26f078d4137f2492d60c33d5a48c0f9ce5ea2847a825d3c67f50e84ff66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9165c26f078d4137f2492d60c33d5a48c0f9ce5ea2847a825d3c67f50e84ff66", kill_on_drop: false }`
[INFO] [stdout] 9165c26f078d4137f2492d60c33d5a48c0f9ce5ea2847a825d3c67f50e84ff66