[INFO] fetching crate bitcoinleveldb-test 0.1.16-alpha.0...
[INFO] checking bitcoinleveldb-test-0.1.16-alpha.0 against try#d809384186eaa72b56b7b956dcf0837de4a00262 for pr-114740
[INFO] extracting crate bitcoinleveldb-test 0.1.16-alpha.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate bitcoinleveldb-test 0.1.16-alpha.0 on toolchain d809384186eaa72b56b7b956dcf0837de4a00262
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d809384186eaa72b56b7b956dcf0837de4a00262" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitcoinleveldb-test 0.1.16-alpha.0
[INFO] finished tweaking crates.io crate bitcoinleveldb-test 0.1.16-alpha.0
[INFO] tweaked toml for crates.io crate bitcoinleveldb-test 0.1.16-alpha.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d809384186eaa72b56b7b956dcf0837de4a00262" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d809384186eaa72b56b7b956dcf0837de4a00262" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:84cb280c7acaf12c1f874411053406050a24f846e52f817d4d9e64bcbe5ce959" "/opt/rustwide/cargo-home/bin/cargo" "+d809384186eaa72b56b7b956dcf0837de4a00262" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1d2ca76dcbda6365239d9ee680d862781ca5873810c7b75f7c88d4cac3b78f8
[INFO] running `Command { std: "docker" "start" "-a" "c1d2ca76dcbda6365239d9ee680d862781ca5873810c7b75f7c88d4cac3b78f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1d2ca76dcbda6365239d9ee680d862781ca5873810c7b75f7c88d4cac3b78f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1d2ca76dcbda6365239d9ee680d862781ca5873810c7b75f7c88d4cac3b78f8", kill_on_drop: false }`
[INFO] [stdout] c1d2ca76dcbda6365239d9ee680d862781ca5873810c7b75f7c88d4cac3b78f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:84cb280c7acaf12c1f874411053406050a24f846e52f817d4d9e64bcbe5ce959" "/opt/rustwide/cargo-home/bin/cargo" "+d809384186eaa72b56b7b956dcf0837de4a00262" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76f3e2b1dcea90b4baa3f163edfe7badb30aacadb928c4dcb157ebeb1b42366e
[INFO] running `Command { std: "docker" "start" "-a" "76f3e2b1dcea90b4baa3f163edfe7badb30aacadb928c4dcb157ebeb1b42366e", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling gimli v0.27.3
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling shell-words v0.1.0
[INFO] [stderr]    Compiling pathdiff v0.1.0
[INFO] [stderr]    Compiling aho-corasick v1.0.4
[INFO] [stderr]    Compiling object v0.31.1
[INFO] [stderr]    Compiling dunce v1.0.4
[INFO] [stderr]    Compiling term-painter v0.2.4
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling sqlite3-src v0.2.12
[INFO] [stderr]    Compiling os_str_bytes v6.5.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling bindgen v0.60.1
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling regex-automata v0.3.6
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling addr2line v0.20.0
[INFO] [stderr]    Compiling libc-stdhandle v0.1.0
[INFO] [stderr]    Compiling priority-queue v1.3.2
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling sqlite3-sys v0.12.0
[INFO] [stderr]    Compiling openssl-sys v0.9.91
[INFO] [stderr]    Compiling cpp_core v0.6.0
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling num-complex v0.4.4
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling raw-cpuid v10.7.0
[INFO] [stderr]    Compiling poison v0.1.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling shared-mutex v0.3.1
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling deranged v0.3.7
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling cpp_common v0.5.8
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling serde-big-array v0.4.1
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling regex v1.9.3
[INFO] [stderr]    Compiling quanta v0.9.3
[INFO] [stderr]    Compiling sqlite3 v0.24.0
[INFO] [stderr]    Compiling num v0.4.1
[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/d809384186eaa72b56b7b956dcf0837de4a00262/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.109/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=713b7725b3ae35c3 -C extra-filename=-713b7725b3ae35c3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c308a930a0e3b3ae.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-88245c643d33b95d.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-27c541bdd3194d90.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" "76f3e2b1dcea90b4baa3f163edfe7badb30aacadb928c4dcb157ebeb1b42366e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76f3e2b1dcea90b4baa3f163edfe7badb30aacadb928c4dcb157ebeb1b42366e", kill_on_drop: false }`
[INFO] [stdout] 76f3e2b1dcea90b4baa3f163edfe7badb30aacadb928c4dcb157ebeb1b42366e