[INFO] fetching crate cobalt-bin 0.17.4...
[INFO] testing cobalt-bin-0.17.4 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate cobalt-bin 0.17.4 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate cobalt-bin 0.17.4 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cobalt-bin 0.17.4
[INFO] finished tweaking crates.io crate cobalt-bin 0.17.4
[INFO] tweaked toml for crates.io crate cobalt-bin 0.17.4 written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] crate crates.io crate cobalt-bin 0.17.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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 serde_with v1.9.4
[INFO] [stderr]   Downloaded sass-rs v0.2.2
[INFO] [stderr]   Downloaded tiny_http v0.8.2
[INFO] [stderr]   Downloaded num-bigint v0.4.1
[INFO] [stderr]   Downloaded macro-utils v0.1.3
[INFO] [stderr]   Downloaded float-cmp v0.9.0
[INFO] [stderr]   Downloaded diligent-date-parser v0.1.2
[INFO] [stderr]   Downloaded rss v1.10.0
[INFO] [stderr]   Downloaded proc-quote v0.4.0
[INFO] [stderr]   Downloaded pathdiff v0.2.0
[INFO] [stderr]   Downloaded open v2.0.1
[INFO] [stderr]   Downloaded atom_syndication v0.9.1
[INFO] [stderr]   Downloaded liquid v0.23.0
[INFO] [stderr]   Downloaded minifier v0.0.41
[INFO] [stderr]   Downloaded liquid-lib v0.23.0
[INFO] [stderr]   Downloaded sass-sys v0.4.22
[INFO] [stderr]   Downloaded assert_cmd v2.0.0
[INFO] [stderr]   Downloaded assert_fs v1.0.4
[INFO] [stderr]   Downloaded html-escape v0.2.9
[INFO] [stderr]   Downloaded vimwiki v0.1.0
[INFO] [stderr]   Downloaded cow-utils v0.1.2
[INFO] [stderr]   Downloaded utf8-width v0.1.5
[INFO] [stderr]   Downloaded chrono_utils v0.1.3
[INFO] [stderr]   Downloaded sitemap v0.4.1
[INFO] [stderr]   Downloaded kstring v1.0.4
[INFO] [stderr]   Downloaded numerals v0.1.4
[INFO] [stderr]   Downloaded stfu8 v0.2.4
[INFO] [stderr]   Downloaded serde_yaml v0.8.20
[INFO] [stderr]   Downloaded liquid-derive v0.23.0
[INFO] [stderr]   Downloaded serde_with_macros v1.4.2
[INFO] [stderr]   Downloaded html-minifier v3.0.13
[INFO] [stderr]   Downloaded cobalt-core v0.17.0
[INFO] [stderr]   Downloaded jsonfeed v0.2.0
[INFO] [stderr]   Downloaded ghp v0.1.2
[INFO] [stderr]   Downloaded vimwiki-core v0.1.0
[INFO] [stderr]   Downloaded voca_rs v1.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23433ddaa613260a9ce11a2813df6fe3fa81fb118634787d27fbb3284f0afbec
[INFO] running `Command { std: "docker" "start" "-a" "23433ddaa613260a9ce11a2813df6fe3fa81fb118634787d27fbb3284f0afbec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23433ddaa613260a9ce11a2813df6fe3fa81fb118634787d27fbb3284f0afbec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23433ddaa613260a9ce11a2813df6fe3fa81fb118634787d27fbb3284f0afbec", kill_on_drop: false }`
[INFO] [stdout] 23433ddaa613260a9ce11a2813df6fe3fa81fb118634787d27fbb3284f0afbec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce76e18bde26e5d8a0ad5c26c26fe2782736efe773d240ede1be8d113690153d
[INFO] running `Command { std: "docker" "start" "-a" "ce76e18bde26e5d8a0ad5c26c26fe2782736efe773d240ede1be8d113690153d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling anymap2 v0.13.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling deunicode v1.3.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-bidi v0.3.6
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling utf8-width v0.1.5
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling macro-utils v0.1.3
[INFO] [stderr]    Compiling numerals v0.1.4
[INFO] [stderr]    Compiling cow-utils v0.1.2
[INFO] [stderr]    Compiling chunked_transfer v1.4.0
[INFO] [stderr]    Compiling ascii v1.0.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling pathdiff v0.2.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling minifier v0.0.41
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling html-escape v0.2.9
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-bigint v0.4.1
[INFO] [stderr] error: could not compile `mime_guess`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-2.0.3/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="rev-mappings"' -C metadata=610015d2f525952a -C extra-filename=-610015d2f525952a --out-dir /opt/rustwide/target/debug/build/mime_guess-610015d2f525952a -L dependency=/opt/rustwide/target/debug/deps --extern unicase=/opt/rustwide/target/debug/deps/libunicase-7d5e3b90971df3d5.rlib --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" "ce76e18bde26e5d8a0ad5c26c26fe2782736efe773d240ede1be8d113690153d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce76e18bde26e5d8a0ad5c26c26fe2782736efe773d240ede1be8d113690153d", kill_on_drop: false }`
[INFO] [stdout] ce76e18bde26e5d8a0ad5c26c26fe2782736efe773d240ede1be8d113690153d