[INFO] fetching crate solana-poh 1.7.4...
[INFO] checking solana-poh-1.7.4 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate solana-poh 1.7.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate solana-poh 1.7.4 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate solana-poh 1.7.4
[INFO] finished tweaking crates.io crate solana-poh 1.7.4
[INFO] tweaked toml for crates.io crate solana-poh 1.7.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 122290fef521a8fc4ca8dfe3169b252b0fbea81771acfb470231540d8d895b2e
[INFO] running `Command { std: "docker" "start" "-a" "122290fef521a8fc4ca8dfe3169b252b0fbea81771acfb470231540d8d895b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "122290fef521a8fc4ca8dfe3169b252b0fbea81771acfb470231540d8d895b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "122290fef521a8fc4ca8dfe3169b252b0fbea81771acfb470231540d8d895b2e", kill_on_drop: false }`
[INFO] [stdout] 122290fef521a8fc4ca8dfe3169b252b0fbea81771acfb470231540d8d895b2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41228ffa3b83dab220927720ec2fef02f3bd9c75e26637ef13dfff6751ef7638
[INFO] running `Command { std: "docker" "start" "-a" "41228ffa3b83dab220927720ec2fef02f3bd9c75e26637ef13dfff6751ef7638", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling zstd-safe v2.0.6+zstd.1.4.7
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling bindgen v0.57.0
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]     Checking symlink v0.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking simpl v0.1.0
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking ieee754 v0.2.6
[INFO] [stderr]     Checking base32 v0.4.0
[INFO] [stderr]     Checking indexed v0.1.1
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling tokio v1.8.0
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking rpassword v4.0.5
[INFO] [stderr]     Checking unix_socket2 v0.5.4
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking users v0.10.0
[INFO] [stderr]    Compiling solana-frozen-abi-macro v1.7.4
[INFO] [stderr]    Compiling solana-frozen-abi v1.7.4
[INFO] [stderr]    Compiling solana-program v1.7.4
[INFO] [stderr]    Compiling solana-sdk v1.7.4
[INFO] [stderr]    Compiling solana-vote-program v1.7.4
[INFO] [stderr]    Compiling solana-stake-program v1.7.4
[INFO] [stderr]    Compiling solana-runtime v1.7.4
[INFO] [stderr]    Compiling solana-version v1.7.4
[INFO] [stderr]    Compiling solana-ledger v1.7.4
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking fast-math v0.1.1
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking solana-rayon-threadlimit v1.7.4
[INFO] [stderr]     Checking core_affinity v0.5.10
[INFO] [stderr]     Checking trees v0.2.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking cc v1.0.68
[INFO] [stderr]     Checking dir-diff v0.3.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking tar v0.4.35
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rayon-core v1.9.1
[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-1.0.73/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -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=9674cbb019bb283d -C extra-filename=-9674cbb019bb283d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0678f543784beca5.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-0b44dd701b25a967.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-a0e1a48dc28d7801.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" "41228ffa3b83dab220927720ec2fef02f3bd9c75e26637ef13dfff6751ef7638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41228ffa3b83dab220927720ec2fef02f3bd9c75e26637ef13dfff6751ef7638", kill_on_drop: false }`
[INFO] [stdout] 41228ffa3b83dab220927720ec2fef02f3bd9c75e26637ef13dfff6751ef7638