[INFO] cloning repository https://github.com/KeenS/webml
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KeenS/webml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeenS%2Fwebml", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeenS%2Fwebml'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0adee295c1f6d2b7bbed5bc05f3d87ebd121c20
[INFO] checking KeenS/webml against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeenS%2Fwebml" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KeenS/webml 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 git repo https://github.com/KeenS/webml
[INFO] finished tweaking git repo https://github.com/KeenS/webml
[INFO] tweaked toml for git repo https://github.com/KeenS/webml written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/KeenS/webml 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58c454ca8e2b2f56ce2d8681289fbcb3ed20bfd51d7210c6f642e37cfeca9294
[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" "58c454ca8e2b2f56ce2d8681289fbcb3ed20bfd51d7210c6f642e37cfeca9294", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58c454ca8e2b2f56ce2d8681289fbcb3ed20bfd51d7210c6f642e37cfeca9294", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58c454ca8e2b2f56ce2d8681289fbcb3ed20bfd51d7210c6f642e37cfeca9294", kill_on_drop: false }`
[INFO] [stdout] 58c454ca8e2b2f56ce2d8681289fbcb3ed20bfd51d7210c6f642e37cfeca9294
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 106b70cfdacef334bac9beb2954008e03aeaf9c6034875ff72bc27ab2b4e3d29
[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" "106b70cfdacef334bac9beb2954008e03aeaf9c6034875ff72bc27ab2b4e3d29", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking web-assembler v0.1.1 (https://github.com/KeenS/WebAssembler-rs#caed3fd1)
[INFO] [stderr]    Compiling nom v5.0.1
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking webml v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `webml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name webml --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test -C metadata=4fc13d14a8c99242 -C extra-filename=-4fc13d14a8c99242 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-0ecf937d31f265b4.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-cea36c60ed159d86.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-69d9a7f018cb28c7.rmeta --extern nom=/opt/rustwide/target/debug/deps/libnom-8c61aa890845c548.rmeta --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-fb44018744abe070.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-0e7c56f5b53c0c32.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-b5913f5dd10e70f7.rmeta --extern wasm=/opt/rustwide/target/debug/deps/libweb_assembler-35365f6aca10a27c.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" "106b70cfdacef334bac9beb2954008e03aeaf9c6034875ff72bc27ab2b4e3d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "106b70cfdacef334bac9beb2954008e03aeaf9c6034875ff72bc27ab2b4e3d29", kill_on_drop: false }`
[INFO] [stdout] 106b70cfdacef334bac9beb2954008e03aeaf9c6034875ff72bc27ab2b4e3d29