[INFO] cloning repository https://github.com/dmy/elm-greenwood
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmy/elm-greenwood" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmy%2Felm-greenwood", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmy%2Felm-greenwood'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 216658182efb32e022f190ddf00fa0c7553c57f8
[INFO] checking dmy/elm-greenwood 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%2Fdmy%2Felm-greenwood" "/workspace/builds/worker-53/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-53/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dmy/elm-greenwood 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/dmy/elm-greenwood
[INFO] finished tweaking git repo https://github.com/dmy/elm-greenwood
[INFO] tweaked toml for git repo https://github.com/dmy/elm-greenwood written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] crate git repo https://github.com/dmy/elm-greenwood 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syslog v4.0.1
[INFO] [stderr]   Downloaded opaque-debug v0.2.2
[INFO] [stderr]   Downloaded headers v0.2.1
[INFO] [stderr]   Downloaded tokio-rustls v0.9.4
[INFO] [stderr]   Downloaded tokio-udp v0.1.3
[INFO] [stderr]   Downloaded rss v1.8.0
[INFO] [stderr]   Downloaded schannel v0.1.15
[INFO] [stderr]   Downloaded ct-logs v0.5.1
[INFO] [stderr]   Downloaded miniz_oxide v0.3.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.10
[INFO] [stderr]   Downloaded diesel_derives v1.4.0
[INFO] [stderr]   Downloaded flate2 v1.0.9
[INFO] [stderr]   Downloaded sct v0.5.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.48
[INFO] [stderr]   Downloaded mime v0.3.13
[INFO] [stderr]   Downloaded publicsuffix v1.5.2
[INFO] [stderr]   Downloaded backtrace v0.3.33
[INFO] [stderr]   Downloaded chrono v0.4.7
[INFO] [stderr]   Downloaded miniz_oxide_c_api v0.2.3
[INFO] [stderr]   Downloaded aho-corasick v0.7.4
[INFO] [stderr]   Downloaded reqwest v0.9.19
[INFO] [stderr]   Downloaded urlencoding v1.0.0
[INFO] [stderr]   Downloaded pkg-config v0.3.15
[INFO] [stderr]   Downloaded dotenv v0.14.1
[INFO] [stderr]   Downloaded headers-derive v0.1.0
[INFO] [stderr]   Downloaded webpki v0.19.1
[INFO] [stderr]   Downloaded security-framework-sys v0.3.1
[INFO] [stderr]   Downloaded quick-xml v0.14.0
[INFO] [stderr]   Downloaded input_buffer v0.2.0
[INFO] [stderr]   Downloaded unicase v2.4.0
[INFO] [stderr]   Downloaded block-padding v0.1.4
[INFO] [stderr]   Downloaded derive_more v0.14.1
[INFO] [stderr]   Downloaded openssl v0.10.24
[INFO] [stderr]   Downloaded security-framework v0.3.1
[INFO] [stderr]   Downloaded winreg v0.6.1
[INFO] [stderr]   Downloaded headers-core v0.1.1
[INFO] [stderr]   Downloaded syn v0.15.42
[INFO] [stderr]   Downloaded mime_guess v1.8.7
[INFO] [stderr]   Downloaded encoding_rs v0.8.17
[INFO] [stderr]   Downloaded libsqlite3-sys v0.12.0
[INFO] [stderr]   Downloaded diesel v1.4.2
[INFO] [stderr]   Downloaded regex v1.2.0
[INFO] [stderr]   Downloaded rustls v0.15.2
[INFO] [stderr]   Downloaded webpki-roots v0.16.0
[INFO] [stderr]   Downloaded ring v0.14.6
[INFO] [stderr]   Downloaded cc v1.0.38
[INFO] [stderr]   Downloaded buf_redux v0.8.2
[INFO] [stderr]   Downloaded hyper-rustls v0.16.1
[INFO] [stderr]   Downloaded warp v0.1.18
[INFO] [stderr]   Downloaded tungstenite v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 9123bb9c6da0c25943e23e2ebe575f464f0da54381df28f631acf19c8440086a
[INFO] running `Command { std: "docker" "start" "-a" "9123bb9c6da0c25943e23e2ebe575f464f0da54381df28f631acf19c8440086a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9123bb9c6da0c25943e23e2ebe575f464f0da54381df28f631acf19c8440086a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9123bb9c6da0c25943e23e2ebe575f464f0da54381df28f631acf19c8440086a", kill_on_drop: false }`
[INFO] [stdout] 9123bb9c6da0c25943e23e2ebe575f464f0da54381df28f631acf19c8440086a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 4f451062c321b7df796d003ff43e34e3b392eeb1c329151168d48e54d7e294e6
[INFO] running `Command { std: "docker" "start" "-a" "4f451062c321b7df796d003ff43e34e3b392eeb1c329151168d48e54d7e294e6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]    Compiling cc v1.0.38
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking rustc-demangle v0.1.15
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]     Checking ucd-util v0.1.5
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.4.0
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking miniz_oxide v0.3.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling hyper v0.12.33
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking regex-syntax v0.6.10
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking buf_redux v0.8.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.3
[INFO] [stderr]    Compiling openssl-sys v0.9.48
[INFO] [stderr]    Compiling libsqlite3-sys v0.12.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[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-0.15.42/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="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=44c9b1f9f5355c32 -C extra-filename=-44c9b1f9f5355c32 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-18f941bc31ab392e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-8b5ff6b36ede5b66.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-09e70e8bcc039b17.rmeta --cap-lints allow --cap-lints=warn --cfg syn_can_match_trailing_dollar --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path --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" "4f451062c321b7df796d003ff43e34e3b392eeb1c329151168d48e54d7e294e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f451062c321b7df796d003ff43e34e3b392eeb1c329151168d48e54d7e294e6", kill_on_drop: false }`
[INFO] [stdout] 4f451062c321b7df796d003ff43e34e3b392eeb1c329151168d48e54d7e294e6
