[INFO] cloning repository https://github.com/qiuzhanghua/qraft
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qiuzhanghua/qraft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqiuzhanghua%2Fqraft", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqiuzhanghua%2Fqraft'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 609a8ba366e67aa9a923e2ab8e90ed8f73f78b67
[INFO] checking qiuzhanghua/qraft against try#377afada703be70d3fdff9164a481570a3cba7fe for pr-113240
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqiuzhanghua%2Fqraft" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/qiuzhanghua/qraft on toolchain 377afada703be70d3fdff9164a481570a3cba7fe
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/qiuzhanghua/qraft
[INFO] finished tweaking git repo https://github.com/qiuzhanghua/qraft
[INFO] tweaked toml for git repo https://github.com/qiuzhanghua/qraft written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/qiuzhanghua/qraft already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85171cea3a26b4db77fc75ab18c56d8a4f4220804e46203213b86db8e9b4d989
[INFO] running `Command { std: "docker" "start" "-a" "85171cea3a26b4db77fc75ab18c56d8a4f4220804e46203213b86db8e9b4d989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85171cea3a26b4db77fc75ab18c56d8a4f4220804e46203213b86db8e9b4d989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85171cea3a26b4db77fc75ab18c56d8a4f4220804e46203213b86db8e9b4d989", kill_on_drop: false }`
[INFO] [stdout] 85171cea3a26b4db77fc75ab18c56d8a4f4220804e46203213b86db8e9b4d989
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fdcbc316e37c3c3decb56b9b797b105ea8f98553b3fea50becd273d92fc55e9
[INFO] running `Command { std: "docker" "start" "-a" "1fdcbc316e37c3c3decb56b9b797b105ea8f98553b3fea50becd273d92fc55e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]    Compiling libm v0.2.5
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]    Compiling futures-task v0.3.23
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]     Checking futures-sink v0.3.23
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]    Compiling futures-channel v0.3.23
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]    Compiling futures-util v0.3.23
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking futures-io v0.3.23
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling base64ct v1.5.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling num-bigint-dig v0.8.1
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling paste v1.0.8
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling pem-rfc7468 v0.3.1
[INFO] [stderr]    Compiling const-oid v0.7.1
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking crypto-bigint v0.3.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]    Compiling zstd-sys v2.0.1+zstd.1.5.2
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking cpufeatures v0.2.4
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling libsqlite3-sys v0.24.2
[INFO] [stderr]    Compiling crossbeam-queue v0.3.6
[INFO] [stderr]    Compiling zeroize v1.5.7
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking der v0.5.1
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking spki v0.5.4
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.3
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling pkcs8 v0.8.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]     Checking local-waker v0.1.3
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling pkcs1 v0.3.3
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]     Checking alloc-stdlib v0.2.1
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling spin v0.9.4
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.46
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]    Compiling rsa v0.6.1
[INFO] [stderr]    Compiling chrono v0.4.22
[INFO] [stderr]    Compiling hkdf v0.12.3
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]    Compiling futures-intrusive v0.4.0
[INFO] [stderr]    Compiling bigdecimal v0.3.0
[INFO] [stderr]    Compiling dotenvy v0.15.2
[INFO] [stderr]     Checking brotli-decompressor v2.3.2
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/377afada703be70d3fdff9164a481570a3cba7fe/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.99/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --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=913b1e9d05e0cfe5 -C extra-filename=-913b1e9d05e0cfe5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8451614960cd0787.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-12dd52a71d7adffd.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-3cf3f926c2d32533.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1fdcbc316e37c3c3decb56b9b797b105ea8f98553b3fea50becd273d92fc55e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fdcbc316e37c3c3decb56b9b797b105ea8f98553b3fea50becd273d92fc55e9", kill_on_drop: false }`
[INFO] [stdout] 1fdcbc316e37c3c3decb56b9b797b105ea8f98553b3fea50becd273d92fc55e9