[INFO] fetching crate mugle_p2p 5.2.0-alpha.5...
[INFO] testing mugle_p2p-5.2.0-alpha.5 against master#d117135f5a9b69ee3adfb1918aa25616758bf692 for pr-107251
[INFO] extracting crate mugle_p2p 5.2.0-alpha.5 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate mugle_p2p 5.2.0-alpha.5 on toolchain d117135f5a9b69ee3adfb1918aa25616758bf692
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d117135f5a9b69ee3adfb1918aa25616758bf692" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mugle_p2p 5.2.0-alpha.5
[INFO] finished tweaking crates.io crate mugle_p2p 5.2.0-alpha.5
[INFO] tweaked toml for crates.io crate mugle_p2p 5.2.0-alpha.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+d117135f5a9b69ee3adfb1918aa25616758bf692" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d117135f5a9b69ee3adfb1918aa25616758bf692" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded odds v0.2.26
[INFO] [stderr]   Downloaded mugle_store v5.2.0-alpha.5
[INFO] [stderr]   Downloaded mugle_core v5.2.0-alpha.5
[INFO] [stderr]   Downloaded croaring v0.4.6
[INFO] [stderr]   Downloaded log4rs v0.12.0
[INFO] [stderr]   Downloaded mugle_keychain v5.2.0-alpha.5
[INFO] [stderr]   Downloaded croaring-sys v0.4.6
[INFO] [stderr]   Downloaded arrayvec v0.3.25
[INFO] [stderr]   Downloaded mugle_util v5.2.0-alpha.5
[INFO] [stderr]   Downloaded mugle_pool v5.2.0-alpha.5
[INFO] [stderr]   Downloaded mugle_secp256k1zkp v0.7.12
[INFO] [stderr]   Downloaded mugle_chain v5.2.0-alpha.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+d117135f5a9b69ee3adfb1918aa25616758bf692" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 307ef548e221b1d8738cbdb6b42f5b25fa7ad7cf8885783097a4622855c22065
[INFO] running `Command { std: "docker" "start" "-a" "307ef548e221b1d8738cbdb6b42f5b25fa7ad7cf8885783097a4622855c22065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "307ef548e221b1d8738cbdb6b42f5b25fa7ad7cf8885783097a4622855c22065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "307ef548e221b1d8738cbdb6b42f5b25fa7ad7cf8885783097a4622855c22065", kill_on_drop: false }`
[INFO] [stdout] 307ef548e221b1d8738cbdb6b42f5b25fa7ad7cf8885783097a4622855c22065
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+d117135f5a9b69ee3adfb1918aa25616758bf692" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c3d53ba0a66bee8d03dd26aade59b99748dfe78a7bdd64634900cdf0c6ed0d8
[INFO] running `Command { std: "docker" "start" "-a" "1c3d53ba0a66bee8d03dd26aade59b99748dfe78a7bdd64634900cdf0c6ed0d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling clang-sys v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling gimli v0.27.1
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.3
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling mugle_secp256k1zkp v0.7.12
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling object v0.30.3
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling odds v0.2.26
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling zeroize_derive v1.3.3
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling arrayvec v0.3.25
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling crypto-mac v0.11.1
[INFO] [stderr]    Compiling flate2 v1.0.25
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling base64ct v1.5.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling arc-swap v0.4.8
[INFO] [stderr]    Compiling log-mdc v0.1.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling addr2line v0.19.0
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.28/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 -C debuginfo=2 --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=71bfd9cd56174fcf -C extra-filename=-71bfd9cd56174fcf --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "1c3d53ba0a66bee8d03dd26aade59b99748dfe78a7bdd64634900cdf0c6ed0d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c3d53ba0a66bee8d03dd26aade59b99748dfe78a7bdd64634900cdf0c6ed0d8", kill_on_drop: false }`
[INFO] [stdout] 1c3d53ba0a66bee8d03dd26aade59b99748dfe78a7bdd64634900cdf0c6ed0d8