[INFO] cloning repository https://github.com/MKSeymour/Bayard_1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MKSeymour/Bayard_1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMKSeymour%2FBayard_1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMKSeymour%2FBayard_1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 792ea9f4a674f5f39c0e9ab770cf8e3661b0aba1
[INFO] testing MKSeymour/Bayard_1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMKSeymour%2FBayard_1" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MKSeymour/Bayard_1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MKSeymour/Bayard_1
[INFO] finished tweaking git repo https://github.com/MKSeymour/Bayard_1
[INFO] tweaked toml for git repo https://github.com/MKSeymour/Bayard_1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/MKSeymour/Bayard_1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures v0.3.1
[INFO] [stderr]   Downloaded downcast-rs v1.1.1
[INFO] [stderr]   Downloaded num-integer v0.1.42
[INFO] [stderr]   Downloaded futures-executor v0.3.1
[INFO] [stderr]   Downloaded safemem v0.3.3
[INFO] [stderr]   Downloaded syn v1.0.14
[INFO] [stderr]   Downloaded serde_derive v1.0.104
[INFO] [stderr]   Downloaded router v0.6.0
[INFO] [stderr]   Downloaded backtrace v0.3.42
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.11
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.3
[INFO] [stderr]   Downloaded murmurhash32 v0.2.0
[INFO] [stderr]   Downloaded fs2 v0.4.3
[INFO] [stderr]   Downloaded cc v1.0.50
[INFO] [stderr]   Downloaded prometheus v0.7.0
[INFO] [stderr]   Downloaded cmake v0.1.42
[INFO] [stderr]   Downloaded futures-sink v0.3.1
[INFO] [stderr]   Downloaded error-chain v0.10.0
[INFO] [stderr]   Downloaded nom v2.1.0
[INFO] [stderr]   Downloaded iron v0.6.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.8
[INFO] [stderr]   Downloaded serde v1.0.104
[INFO] [stderr]   Downloaded route-recognizer v0.1.13
[INFO] [stderr]   Downloaded itertools v0.8.2
[INFO] [stderr]   Downloaded ryu v1.0.2
[INFO] [stderr]   Downloaded pin-project-lite v0.1.4
[INFO] [stderr]   Downloaded futures-timer v2.0.2
[INFO] [stderr]   Downloaded cang-jie v0.6.0
[INFO] [stderr]   Downloaded either v1.5.3
[INFO] [stderr]   Downloaded cedarwood v0.4.4
[INFO] [stderr]   Downloaded utf8-ranges v1.0.4
[INFO] [stderr]   Downloaded async-task v1.2.1
[INFO] [stderr]   Downloaded rental-impl v0.5.5
[INFO] [stderr]   Downloaded rental v0.5.5
[INFO] [stderr]   Downloaded regex v1.3.3
[INFO] [stderr]   Downloaded regex-syntax v0.4.2
[INFO] [stderr]   Downloaded memoffset v0.5.3
[INFO] [stderr]   Downloaded grpcio v0.4.7
[INFO] [stderr]   Downloaded owned-read v0.4.0
[INFO] [stderr]   Downloaded htmlescape v0.3.1
[INFO] [stderr]   Downloaded rayon v1.3.0
[INFO] [stderr]   Downloaded unicode-normalization v0.1.11
[INFO] [stderr]   Downloaded crossbeam-epoch v0.8.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.7.0
[INFO] [stderr]   Downloaded levenshtein_automata v0.1.1
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.6
[INFO] [stderr]   Downloaded smallvec v1.1.0
[INFO] [stderr]   Downloaded urlencoded v0.6.0
[INFO] [stderr]   Downloaded memchr v2.3.0
[INFO] [stderr]   Downloaded c2-chacha v0.2.3
[INFO] [stderr]   Downloaded serde_json v1.0.44
[INFO] [stderr]   Downloaded const-random v0.1.8
[INFO] [stderr]   Downloaded const-random-macro v0.1.8
[INFO] [stderr]   Downloaded futures-macro v0.3.1
[INFO] [stderr]   Downloaded futures-task v0.3.1
[INFO] [stderr]   Downloaded futures-io v0.3.1
[INFO] [stderr]   Downloaded persistent v0.4.0
[INFO] [stderr]   Downloaded bodyparser v0.8.0
[INFO] [stderr]   Downloaded uuid v0.8.1
[INFO] [stderr]   Downloaded base64 v0.9.3
[INFO] [stderr]   Downloaded mime_guess v1.8.7
[INFO] [stderr]   Downloaded num_cpus v1.12.0
[INFO] [stderr]   Downloaded chrono v0.4.10
[INFO] [stderr]   Downloaded notify v4.0.15
[INFO] [stderr]   Downloaded filetime v0.2.8
[INFO] [stderr]   Downloaded winapi-util v0.1.3
[INFO] [stderr]   Downloaded once_cell v1.3.1
[INFO] [stderr]   Downloaded async-std v1.4.0
[INFO] [stderr]   Downloaded crossbeam v0.7.3
[INFO] [stderr]   Downloaded census v0.4.0
[INFO] [stderr]   Downloaded job_scheduler v1.1.0
[INFO] [stderr]   Downloaded atomicwrites v0.2.5
[INFO] [stderr]   Downloaded cron v0.6.0
[INFO] [stderr]   Downloaded futures-util v0.3.1
[INFO] [stderr]   Downloaded rayon-core v1.7.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.13
[INFO] [stderr]   Downloaded tantivy v0.11.3
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.2
[INFO] [stderr]   Downloaded tantivy-query-grammar v0.11.0
[INFO] [stderr]   Downloaded mio v0.6.21
[INFO] [stderr]   Downloaded snap v0.2.5
[INFO] [stderr]   Downloaded tantivy-fst v0.1.0
[INFO] [stderr]   Downloaded ahash v0.2.18
[INFO] [stderr]   Downloaded hyper v0.10.16
[INFO] [stderr]   Downloaded bitpacking v0.8.2
[INFO] [stderr]   Downloaded futures-channel v0.3.1
[INFO] [stderr]   Downloaded raft v0.4.3
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.1
[INFO] [stderr]   Downloaded fail v0.3.0
[INFO] [stderr]   Downloaded logger v0.4.0
[INFO] [stderr]   Downloaded inotify v0.7.0
[INFO] [stderr]   Downloaded hashbrown v0.6.3
[INFO] [stderr]   Downloaded protobuf v2.8.0
[INFO] [stderr]   Downloaded futures-core v0.3.1
[INFO] [stderr]   Downloaded stringreader v0.1.1
[INFO] [stderr]   Downloaded ctrlc v3.1.3
[INFO] [stderr]   Downloaded fst v0.3.5
[INFO] [stderr]   Downloaded rust-stemmers v1.2.0
[INFO] [stderr]   Downloaded jieba-rs v0.4.10
[INFO] [stderr]   Downloaded grpcio-sys v0.4.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c604ab84d4e1f51c69bd6033146df32a89855b9a75e73664e078473e52da1a17
[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" "c604ab84d4e1f51c69bd6033146df32a89855b9a75e73664e078473e52da1a17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c604ab84d4e1f51c69bd6033146df32a89855b9a75e73664e078473e52da1a17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c604ab84d4e1f51c69bd6033146df32a89855b9a75e73664e078473e52da1a17", kill_on_drop: false }`
[INFO] [stdout] c604ab84d4e1f51c69bd6033146df32a89855b9a75e73664e078473e52da1a17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", 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] e71008713e0c156782324d8c5c46bd34cb2f1df40c688e5b449518763fe2624d
[INFO] running `Command { std: "docker" "start" "-a" "e71008713e0c156782324d8c5c46bd34cb2f1df40c688e5b449518763fe2624d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling protobuf v2.8.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling prometheus v0.7.0
[INFO] [stderr]    Compiling nom v2.1.0
[INFO] [stderr]    Compiling htmlescape v0.3.1
[INFO] [stderr]    Compiling downcast-rs v1.1.1
[INFO] [stderr]    Compiling census v0.4.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling route-recognizer v0.1.13
[INFO] [stderr]    Compiling stringreader v0.1.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling unicode-normalization v0.1.11
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling cedarwood v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling inotify-sys v0.1.3
[INFO] [stderr]    Compiling filetime v0.2.8
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling async-task v1.2.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling grpcio-sys v0.4.7
[INFO] [stderr]    Compiling bitpacking v0.8.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling kv-log-macro v1.0.4
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling inotify v0.7.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling fst v0.3.5
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling murmurhash32 v0.2.0
[INFO] [stderr]    Compiling snap v0.2.5
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling regex v1.3.3
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling levenshtein_automata v0.1.1
[INFO] [stderr]    Compiling fail v0.3.0
[INFO] [stderr]    Compiling backtrace v0.3.42
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling notify v4.0.15
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling tantivy-fst v0.1.0
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]    Compiling jieba-rs v0.4.10
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling async-std v1.4.0
[INFO] [stderr]    Compiling cron v0.6.0
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling atomicwrites v0.2.5
[INFO] [stderr]    Compiling ctrlc v3.1.3
[INFO] [stderr]    Compiling raft v0.4.3
[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-1.0.14/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=4f07fc8eadaaab7a -C extra-filename=-4f07fc8eadaaab7a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-b87c85bfe5848ca9.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-dbc3d630233c62b2.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-4a6c9433f1516f68.rmeta --cap-lints allow --cap-lints=forbid` (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" "e71008713e0c156782324d8c5c46bd34cb2f1df40c688e5b449518763fe2624d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e71008713e0c156782324d8c5c46bd34cb2f1df40c688e5b449518763fe2624d", kill_on_drop: false }`
[INFO] [stdout] e71008713e0c156782324d8c5c46bd34cb2f1df40c688e5b449518763fe2624d