[INFO] cloning repository https://github.com/dbradf/url-short
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dbradf/url-short" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdbradf%2Furl-short", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdbradf%2Furl-short'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ecdea443e5eb3adc950f09f963ac090d90d167da
[INFO] checking dbradf/url-short against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdbradf%2Furl-short" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dbradf/url-short on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dbradf/url-short
[INFO] finished tweaking git repo https://github.com/dbradf/url-short
[INFO] tweaked toml for git repo https://github.com/dbradf/url-short written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/dbradf/url-short already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-sink v0.3.14
[INFO] [stderr]   Downloaded futures-channel v0.3.14
[INFO] [stderr]   Downloaded futures-macro v0.3.14
[INFO] [stderr]   Downloaded futures-task v0.3.14
[INFO] [stderr]   Downloaded js-sys v0.3.50
[INFO] [stderr]   Downloaded backtrace v0.3.59
[INFO] [stderr]   Downloaded darling v0.12.4
[INFO] [stderr]   Downloaded futures-util v0.3.14
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.73
[INFO] [stderr]   Downloaded os_info v3.0.4
[INFO] [stderr]   Downloaded hyper-rustls v0.21.0
[INFO] [stderr]   Downloaded generic-array v0.12.4
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.23
[INFO] [stderr]   Downloaded serde_with_macros v1.4.1
[INFO] [stderr]   Downloaded serde_with v1.8.1
[INFO] [stderr]   Downloaded gimli v0.24.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.19
[INFO] [stderr]   Downloaded harsh v0.2.1
[INFO] [stderr]   Downloaded bson v1.2.2
[INFO] [stderr]   Downloaded darling_core v0.12.4
[INFO] [stderr]   Downloaded cpufeatures v0.1.1
[INFO] [stderr]   Downloaded tokio-rustls v0.14.1
[INFO] [stderr]   Downloaded const_fn v0.4.7
[INFO] [stderr]   Downloaded darling_macro v0.12.4
[INFO] [stderr]   Downloaded serde_bytes v0.11.5
[INFO] [stderr]   Downloaded futures v0.3.14
[INFO] [stderr]   Downloaded time v0.2.26
[INFO] [stderr]   Downloaded mongodb v1.2.1
[INFO] [stderr]   Downloaded object v0.24.0
[INFO] [stderr]   Downloaded typed-builder v0.4.1
[INFO] [stderr]   Downloaded web-sys v0.3.50
[INFO] [stderr]   Downloaded rustversion v1.0.4
[INFO] [stderr]   Downloaded futures-executor v0.3.14
[INFO] [stderr]   Downloaded addr2line v0.15.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.73
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2021-10-15" "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] c6a198ceeeb179361d37b2bf7bd843f3ac4034590e11e8efb6b0ff612126d513
[INFO] running `Command { std: "docker" "start" "-a" "c6a198ceeeb179361d37b2bf7bd843f3ac4034590e11e8efb6b0ff612126d513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6a198ceeeb179361d37b2bf7bd843f3ac4034590e11e8efb6b0ff612126d513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6a198ceeeb179361d37b2bf7bd843f3ac4034590e11e8efb6b0ff612126d513", kill_on_drop: false }`
[INFO] [stdout] c6a198ceeeb179361d37b2bf7bd843f3ac4034590e11e8efb6b0ff612126d513
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8142958245aa81ecf23e7687e6ff509efe0b094e0c38b76efa2eca1633ade0e9
[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" "8142958245aa81ecf23e7687e6ff509efe0b094e0c38b76efa2eca1633ade0e9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking cpufeatures v0.1.1
[INFO] [stderr]     Checking harsh v0.2.1
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking os_info v3.0.4
[INFO] [stderr]     Checking brotli-sys v0.3.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking sha-1 v0.9.5
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling derive_more v0.99.13
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling actix-macros v0.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling actix-web-codegen v0.4.0
[INFO] [stderr]    Compiling typed-builder v0.4.1
[INFO] [stderr] error: could not compile `darling_core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name darling_core /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/darling_core-0.12.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="strsim"' --cfg 'feature="suggestions"' -C metadata=3e04eb2142136ff8 -C extra-filename=-3e04eb2142136ff8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern fnv=/opt/rustwide/target/debug/deps/libfnv-bb690c336855f248.rmeta --extern ident_case=/opt/rustwide/target/debug/deps/libident_case-f9e0d0fa5402f0d8.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3cdcf79f0c18984f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-369dd377b2e50e13.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-be6ba759f95a5238.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-5949bda9a30036ba.rmeta --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" "8142958245aa81ecf23e7687e6ff509efe0b094e0c38b76efa2eca1633ade0e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8142958245aa81ecf23e7687e6ff509efe0b094e0c38b76efa2eca1633ade0e9", kill_on_drop: false }`
[INFO] [stdout] 8142958245aa81ecf23e7687e6ff509efe0b094e0c38b76efa2eca1633ade0e9