[INFO] cloning repository https://github.com/mythmon/identicons
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mythmon/identicons" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmythmon%2Fidenticons", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmythmon%2Fidenticons'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bb52899aa03ec6d069e4abeeb8b6d31b0f6ae622
[INFO] checking mythmon/identicons against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmythmon%2Fidenticons" "/workspace/builds/worker-105/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-105/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mythmon/identicons 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/mythmon/identicons
[INFO] finished tweaking git repo https://github.com/mythmon/identicons
[INFO] tweaked toml for git repo https://github.com/mythmon/identicons written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] crate git repo https://github.com/mythmon/identicons 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 unidecode v0.3.0
[INFO] [stderr]   Downloaded string v0.1.0
[INFO] [stderr]   Downloaded http-range v0.1.1
[INFO] [stderr]   Downloaded tokio-fs v0.1.1
[INFO] [stderr]   Downloaded wait-timeout v0.1.5
[INFO] [stderr]   Downloaded http v0.1.6
[INFO] [stderr]   Downloaded stable_deref_trait v1.1.0
[INFO] [stderr]   Downloaded bytecount v0.3.1
[INFO] [stderr]   Downloaded walkdir v2.1.4
[INFO] [stderr]   Downloaded cargo_metadata v0.5.6
[INFO] [stderr]   Downloaded bit-set v0.5.0
[INFO] [stderr]   Downloaded proptest v0.7.2
[INFO] [stderr]   Downloaded flate2 v1.0.1
[INFO] [stderr]   Downloaded tokio-signal v0.1.5
[INFO] [stderr]   Downloaded slug v0.1.3
[INFO] [stderr]   Downloaded socket2 v0.3.6
[INFO] [stderr]   Downloaded actix-web v0.6.13
[INFO] [stderr]   Downloaded bit-vec v0.5.0
[INFO] [stderr]   Downloaded arrayref v0.3.4
[INFO] [stderr]   Downloaded regex v1.0.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.1
[INFO] [stderr]   Downloaded h2 v0.1.10
[INFO] [stderr]   Downloaded trust-dns-resolver v0.8.2
[INFO] [stderr]   Downloaded actix v0.5.8
[INFO] [stderr]   Downloaded actix_derive v0.2.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.1.3
[INFO] [stderr]   Downloaded cookie v0.10.1
[INFO] [stderr]   Downloaded trust-dns-proto v0.3.3
[INFO] [stderr]   Downloaded ring v0.12.1
[INFO] [stderr]   Downloaded rusty-fork v0.2.0
[INFO] [stderr]   Downloaded serde_json v1.0.21
[INFO] [stderr]   Downloaded digest v0.7.3
[INFO] [stderr]   Downloaded rand v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 6cd88d4aa10d09d8994533c33307b2254c154d13ab147217fe4b1626656503f2
[INFO] running `Command { std: "docker" "start" "-a" "6cd88d4aa10d09d8994533c33307b2254c154d13ab147217fe4b1626656503f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cd88d4aa10d09d8994533c33307b2254c154d13ab147217fe4b1626656503f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cd88d4aa10d09d8994533c33307b2254c154d13ab147217fe4b1626656503f2", kill_on_drop: false }`
[INFO] [stdout] 6cd88d4aa10d09d8994533c33307b2254c154d13ab147217fe4b1626656503f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 3755091c2f9524a86325b31fefa97814c3b78c5fbaf3ee1bb568b52142e1e8c4
[INFO] running `Command { std: "docker" "start" "-a" "3755091c2f9524a86325b31fefa97814c3b78c5fbaf3ee1bb568b52142e1e8c4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]     Checking futures v0.1.21
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]    Compiling bytecount v0.3.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking stable_deref_trait v1.1.0
[INFO] [stderr]     Checking smallvec v0.6.2
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking unidecode v0.3.0
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking siphasher v0.2.2
[INFO] [stderr]     Checking arrayref v0.3.4
[INFO] [stderr]     Checking untrusted v0.5.1
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking pest v0.4.1
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking indexmap v1.0.1
[INFO] [stderr]     Checking string v0.1.0
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]     Checking http-range v0.1.1
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking bit-vec v0.5.0
[INFO] [stderr]     Checking regex-syntax v0.4.2
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]     Checking lru-cache v0.1.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]     Checking log v0.4.2
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling actix_derive v0.2.0
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]    Compiling actix-web v0.6.13
[INFO] [stderr]     Checking slug v0.1.3
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking listenfd v0.3.3
[INFO] [stderr]     Checking wait-timeout v0.1.5
[INFO] [stderr]     Checking tokio-executor v0.1.2
[INFO] [stderr]     Checking rand v0.5.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking regex-syntax v0.6.1
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking base64 v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling walkdir v2.1.4
[INFO] [stderr]     Checking unreachable v1.0.0
[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 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.1/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=544a4488f8cc7ccf -C extra-filename=-544a4488f8cc7ccf --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-eb04546699b803c6.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" "3755091c2f9524a86325b31fefa97814c3b78c5fbaf3ee1bb568b52142e1e8c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3755091c2f9524a86325b31fefa97814c3b78c5fbaf3ee1bb568b52142e1e8c4", kill_on_drop: false }`
[INFO] [stdout] 3755091c2f9524a86325b31fefa97814c3b78c5fbaf3ee1bb568b52142e1e8c4