[INFO] cloning repository https://github.com/JJJollyjim/jsonschema2nixopts
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JJJollyjim/jsonschema2nixopts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJJJollyjim%2Fjsonschema2nixopts", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJJJollyjim%2Fjsonschema2nixopts'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e0001d5c30b44ffb67ee82b71baaa830f57e790
[INFO] documenting JJJollyjim/jsonschema2nixopts against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJJJollyjim%2Fjsonschema2nixopts" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JJJollyjim/jsonschema2nixopts on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JJJollyjim/jsonschema2nixopts
[INFO] finished tweaking git repo https://github.com/JJJollyjim/jsonschema2nixopts
[INFO] tweaked toml for git repo https://github.com/JJJollyjim/jsonschema2nixopts written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/JJJollyjim/jsonschema2nixopts already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v2.3.2
[INFO] [stderr]   Downloaded rowan v0.6.3
[INFO] [stderr]   Downloaded regex v1.3.4
[INFO] [stderr]   Downloaded bstr v0.2.11
[INFO] [stderr]   Downloaded smol_str v0.1.15
[INFO] [stderr]   Downloaded nixpkgs-fmt v0.7.0
[INFO] [stderr]   Downloaded ignore v0.4.11
[INFO] [stderr]   Downloaded regex-syntax v0.6.14
[INFO] [stderr]   Downloaded cbitset v0.2.0
[INFO] [stderr]   Downloaded text_unit v0.1.9
[INFO] [stderr]   Downloaded proc-macro2 v1.0.8
[INFO] [stderr]   Downloaded syn v1.0.14
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.0
[INFO] [stderr]   Downloaded aho-corasick v0.7.8
[INFO] [stderr]   Downloaded rnix v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d2d095b5b1c02a6b918a7ad90b7b44e80efc662c0a8a009e6241ead8221e9633
[INFO] running `Command { std: "docker" "start" "-a" "d2d095b5b1c02a6b918a7ad90b7b44e80efc662c0a8a009e6241ead8221e9633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2d095b5b1c02a6b918a7ad90b7b44e80efc662c0a8a009e6241ead8221e9633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2d095b5b1c02a6b918a7ad90b7b44e80efc662c0a8a009e6241ead8221e9633", kill_on_drop: false }`
[INFO] [stdout] d2d095b5b1c02a6b918a7ad90b7b44e80efc662c0a8a009e6241ead8221e9633
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1cd6578fbe66c0001922057f94c505e537993957021f45b417bba84e3acafa9f
[INFO] running `Command { std: "docker" "start" "-a" "1cd6578fbe66c0001922057f94c505e537993957021f45b417bba84e3acafa9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking smol_str v0.1.15
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking cbitset v0.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]     Checking bstr v0.2.11
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]     Checking ignore v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking text_unit v0.1.9
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking rowan v0.6.3
[INFO] [stderr]     Checking rnix v0.7.2
[INFO] [stderr]     Checking nixpkgs-fmt v0.7.0
[INFO] [stderr]  Documenting jsonschema2nixopts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.11s
[INFO] running `Command { std: "docker" "inspect" "1cd6578fbe66c0001922057f94c505e537993957021f45b417bba84e3acafa9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cd6578fbe66c0001922057f94c505e537993957021f45b417bba84e3acafa9f", kill_on_drop: false }`
[INFO] [stdout] 1cd6578fbe66c0001922057f94c505e537993957021f45b417bba84e3acafa9f