[INFO] cloning repository https://github.com/tweedegolf/rp1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tweedegolf/rp1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftweedegolf%2Frp1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftweedegolf%2Frp1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1eab0bbc1a0d19d3f2bc8020f991bfea9c7d1835
[INFO] checking tweedegolf/rp1 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%2Ftweedegolf%2Frp1" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tweedegolf/rp1 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] removed /workspace/builds/worker-1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/tweedegolf/rp1
[INFO] finished tweaking git repo https://github.com/tweedegolf/rp1
[INFO] tweaked toml for git repo https://github.com/tweedegolf/rp1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/tweedegolf/rp1 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] a99d8953632df2a825ba7678182cb4c385e2d87d5ef481e9b695ab60c0d9ff57
[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" "a99d8953632df2a825ba7678182cb4c385e2d87d5ef481e9b695ab60c0d9ff57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a99d8953632df2a825ba7678182cb4c385e2d87d5ef481e9b695ab60c0d9ff57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a99d8953632df2a825ba7678182cb4c385e2d87d5ef481e9b695ab60c0d9ff57", kill_on_drop: false }`
[INFO] [stdout] a99d8953632df2a825ba7678182cb4c385e2d87d5ef481e9b695ab60c0d9ff57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 252675041e800e77b51dac52b3ddd8ef783f1739765d08476814bf4dc3010aec
[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" "252675041e800e77b51dac52b3ddd8ef783f1739765d08476814bf4dc3010aec", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling time-macros v0.2.2
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]     Checking syn v1.0.76
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling validator_types v0.14.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]    Compiling devise_core v0.3.1
[INFO] [stderr]    Compiling pear_codegen v0.2.3
[INFO] [stderr]     Checking r2d2 v0.8.9
[INFO] [stderr]    Compiling validator_derive v0.14.0
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.76/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=d6eb21566c3090b1 -C extra-filename=-d6eb21566c3090b1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-a4a63f9e1180f183.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-fc3d2690ee7a04c5.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-54c6f52fa42f020a.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (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" "252675041e800e77b51dac52b3ddd8ef783f1739765d08476814bf4dc3010aec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "252675041e800e77b51dac52b3ddd8ef783f1739765d08476814bf4dc3010aec", kill_on_drop: false }`
[INFO] [stdout] 252675041e800e77b51dac52b3ddd8ef783f1739765d08476814bf4dc3010aec
