[INFO] fetching crate svls 0.1.19...
[INFO] testing svls-0.1.19 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate svls 0.1.19 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate svls 0.1.19 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 svls 0.1.19
[INFO] finished tweaking crates.io crate svls 0.1.19
[INFO] tweaked toml for crates.io crate svls 0.1.19 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate svls 0.1.19 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 nom_locate v1.0.0
[INFO] [stderr]   Downloaded serde_regex v1.1.0
[INFO] [stderr]   Downloaded simplelog v0.9.0
[INFO] [stderr]   Downloaded nom-packrat-macros v0.5.0
[INFO] [stderr]   Downloaded auto_impl v0.4.1
[INFO] [stderr]   Downloaded nom-recursive v0.3.0
[INFO] [stderr]   Downloaded sv-parser-error v0.10.0
[INFO] [stderr]   Downloaded sv-parser-parser v0.10.0
[INFO] [stderr]   Downloaded sv-parser-macros v0.10.0
[INFO] [stderr]   Downloaded sv-parser-syntaxtree v0.10.0
[INFO] [stderr]   Downloaded const-random v0.1.12
[INFO] [stderr]   Downloaded nom-tracable-macros v0.7.0
[INFO] [stderr]   Downloaded sv-parser v0.10.0
[INFO] [stderr]   Downloaded tower-lsp v0.13.3
[INFO] [stderr]   Downloaded const-random-macro v0.1.12
[INFO] [stderr]   Downloaded bytecount v0.3.2
[INFO] [stderr]   Downloaded lsp-types v0.81.0
[INFO] [stderr]   Downloaded tower-lsp-macros v0.3.0
[INFO] [stderr]   Downloaded nom_locate v2.1.0
[INFO] [stderr]   Downloaded nom-greedyerror v0.3.1
[INFO] [stderr]   Downloaded nom-packrat v0.5.0
[INFO] [stderr]   Downloaded nom-recursive-macros v0.3.0
[INFO] [stderr]   Downloaded nom-tracable v0.7.0
[INFO] [stderr]   Downloaded verilog-filelist-parser v0.1.2
[INFO] [stderr]   Downloaded str-concat v0.2.0
[INFO] [stderr]   Downloaded svlint v0.4.9
[INFO] [stderr]   Downloaded sv-parser-pp v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 14efb98ba6945323df439ac392786f480e5cc3442a71196e9e7311aa4302210d
[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" "14efb98ba6945323df439ac392786f480e5cc3442a71196e9e7311aa4302210d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14efb98ba6945323df439ac392786f480e5cc3442a71196e9e7311aa4302210d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14efb98ba6945323df439ac392786f480e5cc3442a71196e9e7311aa4302210d", kill_on_drop: false }`
[INFO] [stdout] 14efb98ba6945323df439ac392786f480e5cc3442a71196e9e7311aa4302210d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] c59dee6b863efe5f5c4a1dcf08ac001f0bdd9047edee219db9a0b81d2ab8cb26
[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" "c59dee6b863efe5f5c4a1dcf08ac001f0bdd9047edee219db9a0b81d2ab8cb26", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.51
[INFO] [stderr]    Compiling bytecount v0.6.1
[INFO] [stderr]    Compiling bytecount v0.3.2
[INFO] [stderr]    Compiling str-concat v0.2.0
[INFO] [stderr]    Compiling anyhow v1.0.36
[INFO] [stderr]    Compiling enquote v1.0.3
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]    Compiling sv-parser-syntaxtree v0.10.0
[INFO] [stderr]    Compiling const-random-macro v0.1.12
[INFO] [stderr]    Compiling svlint v0.4.9
[INFO] [stderr]    Compiling verilog-filelist-parser v0.1.2
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling simplelog v0.9.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling const-random v0.1.12
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling dashmap v3.11.10
[INFO] [stderr]    Compiling nom_locate v1.0.0
[INFO] [stderr]    Compiling nom_locate v2.1.0
[INFO] [stderr]    Compiling nom_locate v3.0.0
[INFO] [stderr]    Compiling nom-greedyerror v0.3.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling nom-packrat-macros v0.5.0
[INFO] [stderr]    Compiling nom-recursive-macros v0.3.0
[INFO] [stderr]    Compiling sv-parser-macros v0.10.0
[INFO] [stderr]    Compiling nom-tracable-macros v0.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling auto_impl v0.4.1
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling tower-lsp-macros v0.3.0
[INFO] [stderr] error: could not compile `structopt-derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name structopt_derive --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/structopt-derive-0.4.14/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 -C metadata=0601cced2864b21d -C extra-filename=-0601cced2864b21d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern heck=/opt/rustwide/target/debug/deps/libheck-1ae81ac6a6e0129b.rlib --extern proc_macro_error=/opt/rustwide/target/debug/deps/libproc_macro_error-3835805d28c63c57.rlib --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-fc674c02767ecd53.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-1ba06248e155a417.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-d991cf8d9fbccab7.rlib --extern proc_macro --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" "c59dee6b863efe5f5c4a1dcf08ac001f0bdd9047edee219db9a0b81d2ab8cb26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c59dee6b863efe5f5c4a1dcf08ac001f0bdd9047edee219db9a0b81d2ab8cb26", kill_on_drop: false }`
[INFO] [stdout] c59dee6b863efe5f5c4a1dcf08ac001f0bdd9047edee219db9a0b81d2ab8cb26