[INFO] cloning repository https://github.com/louisbirla/luanno
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/louisbirla/luanno" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouisbirla%2Fluanno", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouisbirla%2Fluanno'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a184a50af09ab0af713e538023b27f805d7a7e14
[INFO] testing louisbirla/luanno against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouisbirla%2Fluanno" "/workspace/builds/worker-43/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-43/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/louisbirla/luanno on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/louisbirla/luanno
[INFO] finished tweaking git repo https://github.com/louisbirla/luanno
[INFO] tweaked toml for git repo https://github.com/louisbirla/luanno written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] crate git repo https://github.com/louisbirla/luanno already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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 futures-task v0.3.13
[INFO] [stderr]   Downloaded futures-util v0.3.13
[INFO] [stderr]   Downloaded webpki-roots v0.18.0
[INFO] [stderr]   Downloaded reqwest v0.11.2
[INFO] [stderr]   Downloaded syn v1.0.64
[INFO] [stderr]   Downloaded mongodb v1.2.2
[INFO] [stderr]   Downloaded futures-channel v0.3.13
[INFO] [stderr]   Downloaded async-global-executor v2.0.2
[INFO] [stderr]   Downloaded async-task v4.0.3
[INFO] [stderr]   Downloaded polling v2.0.3
[INFO] [stderr]   Downloaded async-executor v1.4.0
[INFO] [stderr]   Downloaded hex v0.4.3
[INFO] [stderr]   Downloaded darling_core v0.12.2
[INFO] [stderr]   Downloaded rustversion v1.0.4
[INFO] [stderr]   Downloaded async-std v1.9.0
[INFO] [stderr]   Downloaded derivative v2.2.0
[INFO] [stderr]   Downloaded pin-project v1.0.5
[INFO] [stderr]   Downloaded http-body v0.4.1
[INFO] [stderr]   Downloaded httparse v1.3.5
[INFO] [stderr]   Downloaded tokio-util v0.6.5
[INFO] [stderr]   Downloaded async-channel v1.6.1
[INFO] [stderr]   Downloaded wepoll-sys v3.0.1
[INFO] [stderr]   Downloaded async-io v1.3.1
[INFO] [stderr]   Downloaded kv-log-macro v1.0.7
[INFO] [stderr]   Downloaded async-mutex v1.4.0
[INFO] [stderr]   Downloaded futures-lite v1.11.3
[INFO] [stderr]   Downloaded pin-project-internal v1.0.5
[INFO] [stderr]   Downloaded blocking v1.0.2
[INFO] [stderr]   Downloaded async-attributes v1.1.2
[INFO] [stderr]   Downloaded bson v1.2.1
[INFO] [stderr]   Downloaded futures-sink v0.3.13
[INFO] [stderr]   Downloaded web-sys v0.3.49
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.72
[INFO] [stderr]   Downloaded nb-connect v1.1.0
[INFO] [stderr]   Downloaded serenity v0.10.7
[INFO] [stderr]   Downloaded libc v0.2.90
[INFO] [stderr]   Downloaded tokio v1.6.1
[INFO] [stderr]   Downloaded serde_with_macros v1.4.1
[INFO] [stderr]   Downloaded futures-core v0.3.13
[INFO] [stderr]   Downloaded js-sys v0.3.49
[INFO] [stderr]   Downloaded ring v0.16.20
[INFO] [stderr]   Downloaded serde_with v1.6.4
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.72
[INFO] [stderr]   Downloaded darling v0.12.2
[INFO] [stderr]   Downloaded sha2 v0.8.2
[INFO] [stderr]   Downloaded tokio-rustls v0.13.1
[INFO] [stderr]   Downloaded tokio-macros v0.2.6
[INFO] [stderr]   Downloaded async-lock v2.3.0
[INFO] [stderr]   Downloaded gloo-timers v0.2.1
[INFO] [stderr]   Downloaded os_info v3.0.1
[INFO] [stderr]   Downloaded rustls v0.17.0
[INFO] [stderr]   Downloaded typed-builder v0.4.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.72
[INFO] [stderr]   Downloaded h2 v0.3.1
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.72
[INFO] [stderr]   Downloaded serde v1.0.124
[INFO] [stderr]   Downloaded tinyvec v1.1.1
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.22
[INFO] [stderr]   Downloaded hyper v0.14.4
[INFO] [stderr]   Downloaded serde_derive v1.0.124
[INFO] [stderr]   Downloaded ctor v0.1.19
[INFO] [stderr]   Downloaded value-bag v1.0.0-alpha.6
[INFO] [stderr]   Downloaded mio v0.7.10
[INFO] [stderr]   Downloaded pbkdf2 v0.3.0
[INFO] [stderr]   Downloaded darling_macro v0.12.2
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.72
[INFO] [stderr]   Downloaded futures v0.3.13
[INFO] [stderr]   Downloaded futures-executor v0.3.13
[INFO] [stderr]   Downloaded futures-io v0.3.13
[INFO] [stderr]   Downloaded vec-arena v1.1.0
[INFO] [stderr]   Downloaded err-derive v0.2.4
[INFO] [stderr]   Downloaded futures-macro v0.3.13
[INFO] [stderr]   Downloaded command_attr v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1e649bebf29ca073eaed23b973a1822718f511d25492e0b5b9a84526721b78a
[INFO] running `Command { std: "docker" "start" "-a" "d1e649bebf29ca073eaed23b973a1822718f511d25492e0b5b9a84526721b78a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1e649bebf29ca073eaed23b973a1822718f511d25492e0b5b9a84526721b78a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1e649bebf29ca073eaed23b973a1822718f511d25492e0b5b9a84526721b78a", kill_on_drop: false }`
[INFO] [stdout] d1e649bebf29ca073eaed23b973a1822718f511d25492e0b5b9a84526721b78a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7d5a4d0ff0f70c6f476e7089716430a2b1a0ab69e108849ffa74c1283a03653
[INFO] running `Command { std: "docker" "start" "-a" "e7d5a4d0ff0f70c6f476e7089716430a2b1a0ab69e108849ffa74c1283a03653", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling futures-core v0.3.13
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-sink v0.3.13
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling futures-task v0.3.13
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling vec-arena v1.1.0
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling object v0.23.0
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling serenity v0.10.7
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling typemap_rev v0.1.4
[INFO] [stderr]    Compiling uwl v0.6.0
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-lock v2.3.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling futures-channel v0.3.13
[INFO] [stderr]    Compiling tinyvec v1.1.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling input_buffer v0.3.1
[INFO] [stderr]    Compiling http v0.2.3
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.64/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=8aff01bae83ec2a7 -C extra-filename=-8aff01bae83ec2a7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-540b6631119ce641.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-1e3d75a5de3f2ca3.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-12009cf1a2496f6d.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" "e7d5a4d0ff0f70c6f476e7089716430a2b1a0ab69e108849ffa74c1283a03653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7d5a4d0ff0f70c6f476e7089716430a2b1a0ab69e108849ffa74c1283a03653", kill_on_drop: false }`
[INFO] [stdout] e7d5a4d0ff0f70c6f476e7089716430a2b1a0ab69e108849ffa74c1283a03653
