[INFO] cloning repository https://github.com/gugi9000/rennai
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gugi9000/rennai" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgugi9000%2Frennai", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgugi9000%2Frennai'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 650adbe5d94fc757ca35564b12267c7339dc3501
[INFO] testing gugi9000/rennai against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgugi9000%2Frennai" "/workspace/builds/worker-88/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-88/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gugi9000/rennai on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gugi9000/rennai
[INFO] finished tweaking git repo https://github.com/gugi9000/rennai
[INFO] tweaked toml for git repo https://github.com/gugi9000/rennai written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] crate git repo https://github.com/gugi9000/rennai already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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 serde_derive_internals v0.21.0
[INFO] [stderr]   Downloaded trees v0.2.1
[INFO] [stderr]   Downloaded indexed v0.1.1
[INFO] [stderr]   Downloaded pom v1.1.0
[INFO] [stderr]   Downloaded rusqlite v0.16.0
[INFO] [stderr]   Downloaded svg v0.5.12
[INFO] [stderr]   Downloaded notify v4.0.9
[INFO] [stderr]   Downloaded libsqlite3-sys v0.11.1
[INFO] [stderr]   Downloaded reflection v0.1.3
[INFO] [stderr]   Downloaded ammonia v1.2.0
[INFO] [stderr]   Downloaded reflection_derive v0.1.1
[INFO] [stderr]   Downloaded tsv v0.1.1
[INFO] [stderr]   Downloaded typed-arena v1.4.1
[INFO] [stderr]   Downloaded url_path v0.1.2
[INFO] [stderr]   Downloaded spongedown v0.3.2
[INFO] [stderr]   Downloaded comrak v0.3.1
[INFO] [stderr]   Downloaded svgbob v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c1a24fbd05ef6f441d398d40479c1941f1c35904d096df93b5c66e69dadfa01
[INFO] running `Command { std: "docker" "start" "-a" "8c1a24fbd05ef6f441d398d40479c1941f1c35904d096df93b5c66e69dadfa01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c1a24fbd05ef6f441d398d40479c1941f1c35904d096df93b5c66e69dadfa01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c1a24fbd05ef6f441d398d40479c1941f1c35904d096df93b5c66e69dadfa01", kill_on_drop: false }`
[INFO] [stdout] 8c1a24fbd05ef6f441d398d40479c1941f1c35904d096df93b5c66e69dadfa01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67942d364e8071becf63b051b8bc59d6f4d618f7d509ec9ea5e599727610ce24
[INFO] running `Command { std: "docker" "start" "-a" "67942d364e8071becf63b051b8bc59d6f4d618f7d509ec9ea5e599727610ce24", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.49
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling serde v1.0.88
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling yansi v0.4.0
[INFO] [stderr]    Compiling safemem v0.3.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.3
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling unic-common v0.7.0
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling unic-char-range v0.7.0
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling indexmap v1.0.2
[INFO] [stderr]    Compiling state v0.4.1
[INFO] [stderr]    Compiling deunicode v0.4.3
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling indexed v0.1.1
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling linked-hash-map v0.4.2
[INFO] [stderr]    Compiling pom v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling entities v1.0.1
[INFO] [stderr]    Compiling svg v0.5.12
[INFO] [stderr]    Compiling typed-arena v1.4.1
[INFO] [stderr]    Compiling url_path v0.1.2
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling unic-ucd-version v0.7.0
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling pest v2.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling lru-cache v0.1.1
[INFO] [stderr]    Compiling slug v0.1.4
[INFO] [stderr]    Compiling trees v0.2.1
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling unic-char-property v0.7.0
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]    Compiling quote v0.4.2
[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 rocket_codegen v0.4.0
[INFO] [stderr]    Compiling rocket v0.4.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling unic-ucd-segment v0.7.0
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling libsqlite3-sys v0.11.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling unic-segment v0.7.0
[INFO] [stderr]    Compiling pest_meta v2.1.0
[INFO] [stderr]    Compiling svgbob v0.3.2
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling reflection v0.1.3
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling comrak v0.3.1
[INFO] [stderr]    Compiling serde_derive_internals v0.21.0
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling inotify-sys v0.1.3
[INFO] [stderr]    Compiling filetime v0.2.4
[INFO] [stderr]    Compiling isatty v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling inotify v0.6.1
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling hyper v0.10.15
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling cookie v0.11.0
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling mio-extras v2.0.5
[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-0.15.26/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"' --cfg 'feature="visit-mut"' -C metadata=985b369a8cc51c11 -C extra-filename=-985b369a8cc51c11 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6aeb3b06a1e7f1cb.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-3fca60e08121627b.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-17df5e5ca0bb5bda.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" "67942d364e8071becf63b051b8bc59d6f4d618f7d509ec9ea5e599727610ce24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67942d364e8071becf63b051b8bc59d6f4d618f7d509ec9ea5e599727610ce24", kill_on_drop: false }`
[INFO] [stdout] 67942d364e8071becf63b051b8bc59d6f4d618f7d509ec9ea5e599727610ce24