[INFO] cloning repository https://github.com/Luminarys/synapse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Luminarys/synapse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLuminarys%2Fsynapse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLuminarys%2Fsynapse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57b3204ecf486b489aa37a63441a2e472064488e
[INFO] checking Luminarys/synapse against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLuminarys%2Fsynapse" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Luminarys/synapse on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Luminarys/synapse
[INFO] finished tweaking git repo https://github.com/Luminarys/synapse
[INFO] tweaked toml for git repo https://github.com/Luminarys/synapse written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/Luminarys/synapse already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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 smallvec v1.4.0
[INFO] [stderr]   Downloaded rustls v0.18.0
[INFO] [stderr]   Downloaded generic-array v0.14.3
[INFO] [stderr]   Downloaded cc v1.0.54
[INFO] [stderr]   Downloaded js-sys v0.3.44
[INFO] [stderr]   Downloaded dns-parser v0.7.1
[INFO] [stderr]   Downloaded ureq v1.4.0
[INFO] [stderr]   Downloaded chunked_transfer v1.2.0
[INFO] [stderr]   Downloaded serde_json v1.0.53
[INFO] [stderr]   Downloaded idna v0.2.0
[INFO] [stderr]   Downloaded clap v2.33.1
[INFO] [stderr]   Downloaded csv-core v0.1.10
[INFO] [stderr]   Downloaded prettytable-rs v0.8.0
[INFO] [stderr]   Downloaded encode_unicode v0.3.6
[INFO] [stderr]   Downloaded qstring v0.7.2
[INFO] [stderr]   Downloaded fs2 v0.4.3
[INFO] [stderr]   Downloaded unicode-width v0.1.7
[INFO] [stderr]   Downloaded unicode-normalization v0.1.12
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.8
[INFO] [stderr]   Downloaded ctrlc v3.1.6
[INFO] [stderr]   Downloaded shellexpand v1.1.1
[INFO] [stderr]   Downloaded serde_derive v1.0.111
[INFO] [stderr]   Downloaded sha-1 v0.9.1
[INFO] [stderr]   Downloaded base32 v0.3.1
[INFO] [stderr]   Downloaded error-chain v0.12.2
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.67
[INFO] [stderr]   Downloaded nix v0.17.0
[INFO] [stderr]   Downloaded dirs-sys v0.3.5
[INFO] [stderr]   Downloaded sct v0.6.0
[INFO] [stderr]   Downloaded base64 v0.9.3
[INFO] [stderr]   Downloaded assert_matches v1.3.0
[INFO] [stderr]   Downloaded metrohash v1.0.6
[INFO] [stderr]   Downloaded once_cell v1.4.0
[INFO] [stderr]   Downloaded webpki v0.21.3
[INFO] [stderr]   Downloaded url_serde v0.2.0
[INFO] [stderr]   Downloaded rand v0.5.6
[INFO] [stderr]   Downloaded bstr v0.2.13
[INFO] [stderr]   Downloaded csv v1.1.3
[INFO] [stderr]   Downloaded nix v0.11.1
[INFO] [stderr]   Downloaded resolv-conf v0.7.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.67
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.67
[INFO] [stderr]   Downloaded num-bigint v0.2.6
[INFO] [stderr]   Downloaded dirs v1.0.5
[INFO] [stderr]   Downloaded quick-error v1.2.3
[INFO] [stderr]   Downloaded safemem v0.3.3
[INFO] [stderr]   Downloaded rand_core v0.4.2
[INFO] [stderr]   Downloaded cpuid-bool v0.1.2
[INFO] [stderr]   Downloaded hermit-abi v0.1.13
[INFO] [stderr]   Downloaded term v0.5.2
[INFO] [stderr]   Downloaded utf-8 v0.7.5
[INFO] [stderr]   Downloaded nix v0.10.0
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.67
[INFO] [stderr]   Downloaded platina v0.1.0
[INFO] [stderr]   Downloaded url v2.1.1
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] [stderr]   Downloaded proc-macro2 v1.0.18
[INFO] [stderr]   Downloaded libc v0.2.71
[INFO] [stderr]   Downloaded syn v1.0.30
[INFO] [stderr]   Downloaded serde v1.0.111
[INFO] [stderr]   Downloaded fs_extra v1.1.0
[INFO] [stderr]   Downloaded http-range v0.1.1
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.67
[INFO] [stderr]   Downloaded web-sys v0.3.44
[INFO] [stderr]   Downloaded amy v0.10.0
[INFO] [stderr]   Downloaded ring v0.16.15
[INFO] [stderr]   Downloaded bincode v1.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56c6f8c1ed6ec9fe8b6632c89638603cece73e89e43e924c8dfaa681f16d8fb6
[INFO] running `Command { std: "docker" "start" "-a" "56c6f8c1ed6ec9fe8b6632c89638603cece73e89e43e924c8dfaa681f16d8fb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56c6f8c1ed6ec9fe8b6632c89638603cece73e89e43e924c8dfaa681f16d8fb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56c6f8c1ed6ec9fe8b6632c89638603cece73e89e43e924c8dfaa681f16d8fb6", kill_on_drop: false }`
[INFO] [stdout] 56c6f8c1ed6ec9fe8b6632c89638603cece73e89e43e924c8dfaa681f16d8fb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fd0554355ec8446cecaec1d59d2307cb142376be9cc03764c8fdcf6482bb734
[INFO] running `Command { std: "docker" "start" "-a" "4fd0554355ec8446cecaec1d59d2307cb142376be9cc03764c8fdcf6482bb734", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]     Checking synapse-bencode v0.1.0 (/opt/rustwide/workdir/bencode)
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking base32 v0.3.1
[INFO] [stderr]     Checking metrohash v1.0.6
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking assert_matches v1.3.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking chunked_transfer v1.2.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking fs_extra v1.1.0
[INFO] [stderr]     Checking http-range v0.1.1
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking platina v0.1.0
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling generic-array v0.14.3
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking synapse-protocol v0.1.0 (/opt/rustwide/workdir/protocol)
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling synapse-bt v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking dns-parser v0.7.1
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr] error: could not compile `aho-corasick`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name aho_corasick /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/aho-corasick-0.7.10/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="default"' --cfg 'feature="std"' -C metadata=87f9e214e10b9916 -C extra-filename=-87f9e214e10b9916 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-9d632112f4c3d2c3.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" "4fd0554355ec8446cecaec1d59d2307cb142376be9cc03764c8fdcf6482bb734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fd0554355ec8446cecaec1d59d2307cb142376be9cc03764c8fdcf6482bb734", kill_on_drop: false }`
[INFO] [stdout] 4fd0554355ec8446cecaec1d59d2307cb142376be9cc03764c8fdcf6482bb734