[INFO] cloning repository https://github.com/max-sixty/nushell-questions
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/max-sixty/nushell-questions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmax-sixty%2Fnushell-questions", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmax-sixty%2Fnushell-questions'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9e889671a1d1f572f0c70f40a6aa456fa6c0b8f
[INFO] documenting max-sixty/nushell-questions against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmax-sixty%2Fnushell-questions" "/workspace/builds/worker-95/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-95/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/max-sixty/nushell-questions on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/max-sixty/nushell-questions
[INFO] finished tweaking git repo https://github.com/max-sixty/nushell-questions
[INFO] tweaked toml for git repo https://github.com/max-sixty/nushell-questions written to /workspace/builds/worker-95/source/Cargo.toml
[INFO] crate git repo https://github.com/max-sixty/nushell-questions already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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/max-sixty/nushell`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pretty v0.5.2
[INFO] [stderr]   Downloaded htmlescape v0.3.1
[INFO] [stderr]   Downloaded async-recursion v0.3.1
[INFO] [stderr]   Downloaded codepage v0.1.1
[INFO] [stderr]   Downloaded zip v0.5.8
[INFO] [stderr]   Downloaded bigdecimal v0.2.0
[INFO] [stderr]   Downloaded quick-xml v0.19.0
[INFO] [stderr]   Downloaded calamine v0.16.2
[INFO] [stderr]   Downloaded titlecase v1.1.0
[INFO] [stderr]   Downloaded dtparse v1.2.0
[INFO] [stderr]   Downloaded rust_decimal v0.10.2
[INFO] [stderr]   Downloaded dunce v1.0.1
[INFO] [stderr]   Downloaded strip-ansi-escapes v0.1.0
[INFO] [stderr]   Downloaded quick-xml v0.18.1
[INFO] [stderr]   Downloaded serde_ini v0.2.0
[INFO] [stderr]   Downloaded shadow-rs v0.5.2
[INFO] [stderr]   Downloaded ical v0.6.0
[INFO] [stderr]   Downloaded xmlparser v0.13.3
[INFO] [stderr]   Downloaded result v1.0.0
[INFO] [stderr]   Downloaded libgit2-sys v0.12.16+1.1.0
[INFO] [stderr]   Downloaded rust-embed-utils v5.0.0
[INFO] [stderr]   Downloaded rust-embed-impl v5.6.0
[INFO] [stderr]   Downloaded peresil v0.3.0
[INFO] [stderr]   Downloaded git2 v0.13.14
[INFO] [stderr]   Downloaded shellexpand v2.0.0
[INFO] [stderr]   Downloaded umask v1.0.0
[INFO] [stderr]   Downloaded rust-embed v5.6.0
[INFO] [stderr]   Downloaded filesize v0.2.0
[INFO] [stderr]   Downloaded query_interface v0.3.5
[INFO] [stderr]   Downloaded getset v0.1.1
[INFO] [stderr]   Downloaded vte v0.3.3
[INFO] [stderr]   Downloaded sxd-xpath v0.4.2
[INFO] [stderr]   Downloaded sxd-document v0.3.2
[INFO] [stderr]   Downloaded uom v0.30.0
[INFO] [stderr]   Downloaded users v0.10.0
[INFO] [stderr]   Downloaded eml-parser v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de18fafe9366ad2132bc5694031aed5c03641b6590296fef5bc771332d1647fe
[INFO] running `Command { std: "docker" "start" "-a" "de18fafe9366ad2132bc5694031aed5c03641b6590296fef5bc771332d1647fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de18fafe9366ad2132bc5694031aed5c03641b6590296fef5bc771332d1647fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de18fafe9366ad2132bc5694031aed5c03641b6590296fef5bc771332d1647fe", kill_on_drop: false }`
[INFO] [stdout] de18fafe9366ad2132bc5694031aed5c03641b6590296fef5bc771332d1647fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "RUSTDOCFLAGS=--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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d42a658287f6a312fefa1c2b6d1df1c125f06445458969949f41602acd45cc9
[INFO] running `Command { std: "docker" "start" "-a" "0d42a658287f6a312fefa1c2b6d1df1c125f06445458969949f41602acd45cc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking utf8-width v0.1.4
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking futures v0.1.30
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking dunce v1.0.1
[INFO] [stderr]     Checking smallvec v1.5.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking peresil v0.3.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking xmlparser v0.13.3
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking result v1.0.0
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking query_interface v0.3.5
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking filesize v0.2.0
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking pretty-hex v0.2.1
[INFO] [stderr]     Checking umask v1.0.0
[INFO] [stderr]     Checking unicode-segmentation v1.7.0
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr] error: could not compile `serde_json`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.59/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="std"' -C metadata=9825cebdb52f31c5 -C extra-filename=-9825cebdb52f31c5 --out-dir /opt/rustwide/target/debug/build/serde_json-9825cebdb52f31c5 -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (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" "0d42a658287f6a312fefa1c2b6d1df1c125f06445458969949f41602acd45cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d42a658287f6a312fefa1c2b6d1df1c125f06445458969949f41602acd45cc9", kill_on_drop: false }`
[INFO] [stdout] 0d42a658287f6a312fefa1c2b6d1df1c125f06445458969949f41602acd45cc9
