[INFO] cloning repository https://github.com/andreasots/panopticon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andreasots/panopticon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreasots%2Fpanopticon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreasots%2Fpanopticon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ccb86167e0dd881438bfe08da49ef4c87ba71d70
[INFO] checking andreasots/panopticon against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreasots%2Fpanopticon" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andreasots/panopticon on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andreasots/panopticon
[INFO] finished tweaking git repo https://github.com/andreasots/panopticon
[INFO] tweaked toml for git repo https://github.com/andreasots/panopticon written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/andreasots/panopticon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/bryant/argon2rs`
[INFO] [stderr]     Updating git submodule `git://github.com/p-h-c/phc-winner-argon2`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytecount v0.2.0
[INFO] [stderr]   Downloaded slog-term v2.3.0
[INFO] [stderr]   Downloaded tokio v0.1.4
[INFO] [stderr]   Downloaded rand_core v0.1.0-pre.0
[INFO] [stderr]   Downloaded slog v2.2.3
[INFO] [stderr]   Downloaded cargo_metadata v0.3.3
[INFO] [stderr]   Downloaded derive-error-chain v0.11.0
[INFO] [stderr]   Downloaded skeptic v0.13.2
[INFO] [stderr]   Downloaded serde_derive_internals v0.22.2
[INFO] [stderr]   Downloaded rand v0.5.0-pre.0
[INFO] [stderr]   Downloaded borrow-bag v1.0.0
[INFO] [stderr]   Downloaded uuid v0.6.2
[INFO] [stderr]   Downloaded chrono v0.4.1
[INFO] [stderr]   Downloaded slog-scope v4.0.1
[INFO] [stderr]   Downloaded slog-stdlog v3.0.2
[INFO] [stderr]   Downloaded serde v1.0.36
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.1
[INFO] [stderr]   Downloaded tokio-executor v0.1.1
[INFO] [stderr]   Downloaded futures v0.1.20
[INFO] [stderr]   Downloaded serde_derive v1.0.36
[INFO] [stderr]   Downloaded tokio-core v0.1.16
[INFO] [stderr]   Downloaded hyper v0.11.24
[INFO] [stderr]   Downloaded gotham_derive v0.2.0
[INFO] [stderr]   Downloaded elastic_reqwest v0.20.9
[INFO] [stderr]   Downloaded elastic_requests v0.20.9
[INFO] [stderr]   Downloaded elastic_responses v0.20.9
[INFO] [stderr]   Downloaded gotham v0.2.0
[INFO] [stderr]   Downloaded tera v0.11.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dcd8dd10f7e6bcfd0e127ff262976bac63f1bf1f324fd04058bd84fa330a9c2
[INFO] running `Command { std: "docker" "start" "-a" "4dcd8dd10f7e6bcfd0e127ff262976bac63f1bf1f324fd04058bd84fa330a9c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dcd8dd10f7e6bcfd0e127ff262976bac63f1bf1f324fd04058bd84fa330a9c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dcd8dd10f7e6bcfd0e127ff262976bac63f1bf1f324fd04058bd84fa330a9c2", kill_on_drop: false }`
[INFO] [stdout] 4dcd8dd10f7e6bcfd0e127ff262976bac63f1bf1f324fd04058bd84fa330a9c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3599bad9e0b39f0a4ae2068161eb4ac5ca6b7304e3afc021c39e71a421577cf
[INFO] running `Command { std: "docker" "start" "-a" "b3599bad9e0b39f0a4ae2068161eb4ac5ca6b7304e3afc021c39e71a421577cf", 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]     Checking libc v0.2.40
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling cc v1.0.9
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking futures v0.1.20
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking num-traits v0.2.2
[INFO] [stderr]    Compiling serde v1.0.36
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking scoped-tls v0.1.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.7
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]    Compiling build_const v0.2.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]    Compiling same-file v0.1.3
[INFO] [stderr]    Compiling remove_dir_all v0.5.0
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]    Compiling bytecount v0.2.0
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking slog v2.2.3
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]    Compiling pq-sys v0.4.4
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]     Checking unidecode v0.2.0
[INFO] [stderr]     Checking quick-error v1.2.1
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking rand_core v0.1.0-pre.0
[INFO] [stderr]     Checking elastic_requests v0.20.9
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking encoding_rs v0.7.2
[INFO] [stderr]     Checking regex-syntax v0.5.3
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling synom v0.11.3
[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 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.5.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=d9fcea10410d35e3 -C extra-filename=-d9fcea10410d35e3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-39f8d13831716366.rmeta --cap-lints allow --cap-lints=warn` (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" "b3599bad9e0b39f0a4ae2068161eb4ac5ca6b7304e3afc021c39e71a421577cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3599bad9e0b39f0a4ae2068161eb4ac5ca6b7304e3afc021c39e71a421577cf", kill_on_drop: false }`
[INFO] [stdout] b3599bad9e0b39f0a4ae2068161eb4ac5ca6b7304e3afc021c39e71a421577cf
