[INFO] cloning repository https://github.com/rakenodiax/rust-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rakenodiax/rust-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frakenodiax%2Frust-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frakenodiax%2Frust-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff6416089fc3d365710acba0e2af1a86cd6e1bf3
[INFO] checking rakenodiax/rust-client 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%2Frakenodiax%2Frust-client" "/workspace/builds/worker-52/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-52/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rakenodiax/rust-client 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-52/source/.cargo/config
[INFO] started tweaking git repo https://github.com/rakenodiax/rust-client
[INFO] finished tweaking git repo https://github.com/rakenodiax/rust-client
[INFO] tweaked toml for git repo https://github.com/rakenodiax/rust-client written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] crate git repo https://github.com/rakenodiax/rust-client 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-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 6bbce57a367327ddf401cd91197e5f1da9ec020077e05213478a3864ab7531bc
[INFO] running `Command { std: "docker" "start" "-a" "6bbce57a367327ddf401cd91197e5f1da9ec020077e05213478a3864ab7531bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bbce57a367327ddf401cd91197e5f1da9ec020077e05213478a3864ab7531bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bbce57a367327ddf401cd91197e5f1da9ec020077e05213478a3864ab7531bc", kill_on_drop: false }`
[INFO] [stdout] 6bbce57a367327ddf401cd91197e5f1da9ec020077e05213478a3864ab7531bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 9138d3adc803075d8bc3ba2f790c6907e41840b1ca0ce262f49f0216e59f5ac4
[INFO] running `Command { std: "docker" "start" "-a" "9138d3adc803075d8bc3ba2f790c6907e41840b1ca0ce262f49f0216e59f5ac4", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking string v0.1.1
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]    Compiling encoding_rs v0.8.12
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking colored v1.6.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling quote v0.6.4
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking base64 v0.9.2
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking criterion-plot v0.2.5
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling openssl-sys v0.9.39
[INFO] [stderr]     Checking crossbeam-epoch v0.4.3
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.21/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="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=6591da580c9ea495 -C extra-filename=-6591da580c9ea495 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-62dbd446f759589c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-4e373d0d47801aa0.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-09e70e8bcc039b17.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" "9138d3adc803075d8bc3ba2f790c6907e41840b1ca0ce262f49f0216e59f5ac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9138d3adc803075d8bc3ba2f790c6907e41840b1ca0ce262f49f0216e59f5ac4", kill_on_drop: false }`
[INFO] [stdout] 9138d3adc803075d8bc3ba2f790c6907e41840b1ca0ce262f49f0216e59f5ac4