[INFO] cloning repository https://github.com/cyclopunk/werkflow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cyclopunk/werkflow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyclopunk%2Fwerkflow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyclopunk%2Fwerkflow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9d9a1476334150ab3d6f995aebf5d03d2e96a9cc
[INFO] checking cyclopunk/werkflow against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyclopunk%2Fwerkflow" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cyclopunk/werkflow on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cyclopunk/werkflow
[INFO] finished tweaking git repo https://github.com/cyclopunk/werkflow
[INFO] tweaked toml for git repo https://github.com/cyclopunk/werkflow written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/cyclopunk/werkflow already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2983efe4356a3759668dee1e7de5da6a2e035bae679492bc1f82b03f8c37b1e5
[INFO] running `Command { std: "docker" "start" "-a" "2983efe4356a3759668dee1e7de5da6a2e035bae679492bc1f82b03f8c37b1e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2983efe4356a3759668dee1e7de5da6a2e035bae679492bc1f82b03f8c37b1e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2983efe4356a3759668dee1e7de5da6a2e035bae679492bc1f82b03f8c37b1e5", kill_on_drop: false }`
[INFO] [stdout] 2983efe4356a3759668dee1e7de5da6a2e035bae679492bc1f82b03f8c37b1e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0818ced3c763782668baa1c9598cc26b6d116a33281067ea8fd0770d486218c4
[INFO] running `Command { std: "docker" "start" "-a" "0818ced3c763782668baa1c9598cc26b6d116a33281067ea8fd0770d486218c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking smallvec v1.5.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling unicode-segmentation v1.7.0
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling cookie-factory v0.2.4
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking custom_error v1.8.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]    Compiling protobuf v2.18.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]    Compiling prometheus v0.10.0
[INFO] [stderr]     Checking machine-ip v0.2.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.1.10
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking lz4-compress v0.1.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking encoding_rs v0.8.26
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking futures-lite v1.11.2
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling tokio v0.3.4
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr] error: could not compile `encoding_rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name encoding_rs --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/encoding_rs-0.8.26/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=38e122acb419698d -C extra-filename=-38e122acb419698d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-88879d2dc0fa106c.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" "0818ced3c763782668baa1c9598cc26b6d116a33281067ea8fd0770d486218c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0818ced3c763782668baa1c9598cc26b6d116a33281067ea8fd0770d486218c4", kill_on_drop: false }`
[INFO] [stdout] 0818ced3c763782668baa1c9598cc26b6d116a33281067ea8fd0770d486218c4