[INFO] cloning repository https://github.com/mkroman/webalert
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mkroman/webalert" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkroman%2Fwebalert", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkroman%2Fwebalert'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf7b505fb20d6aa6a1895b64404c0cb43453e3f2
[INFO] checking mkroman/webalert against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkroman%2Fwebalert" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mkroman/webalert on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mkroman/webalert
[INFO] finished tweaking git repo https://github.com/mkroman/webalert
[INFO] tweaked toml for git repo https://github.com/mkroman/webalert written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/mkroman/webalert already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c2461ab6fa6dadf819524f36cb2eff99ded6e7aca893e87505a4a43b57645a6
[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" "5c2461ab6fa6dadf819524f36cb2eff99ded6e7aca893e87505a4a43b57645a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c2461ab6fa6dadf819524f36cb2eff99ded6e7aca893e87505a4a43b57645a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c2461ab6fa6dadf819524f36cb2eff99ded6e7aca893e87505a4a43b57645a6", kill_on_drop: false }`
[INFO] [stdout] 5c2461ab6fa6dadf819524f36cb2eff99ded6e7aca893e87505a4a43b57645a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b70a297ab0e8be942fa10ea07478d23b829d36d63ac5cf0445e25119f463f67c
[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" "b70a297ab0e8be942fa10ea07478d23b829d36d63ac5cf0445e25119f463f67c", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling whoami v1.1.2
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling cpufeatures v0.1.5
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]     Checking urlparse v0.7.3
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]     Checking eyre v0.6.5
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking atoi v0.4.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.10.1
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]    Compiling prost-build v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling displaydoc v0.1.7
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]     Checking stringmatch v0.3.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking sha-1 v0.9.7
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking sqlformat v0.1.6
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking futures-util v0.3.16
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]     Checking hdrhistogram v6.3.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling prost-derive v0.8.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]     Checking caps v0.5.2
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[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-1.0.126/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=d20d2a4be77ea70e -C extra-filename=-d20d2a4be77ea70e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-77647f9079f570a2.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-716108c799c5057a.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-4a0783453d4cf445.rlib --extern proc_macro --cap-lints allow --cap-lints=warn --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" "b70a297ab0e8be942fa10ea07478d23b829d36d63ac5cf0445e25119f463f67c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b70a297ab0e8be942fa10ea07478d23b829d36d63ac5cf0445e25119f463f67c", kill_on_drop: false }`
[INFO] [stdout] b70a297ab0e8be942fa10ea07478d23b829d36d63ac5cf0445e25119f463f67c
