[INFO] cloning repository https://github.com/CAD97/string-interner-comparison
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CAD97/string-interner-comparison" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCAD97%2Fstring-interner-comparison", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCAD97%2Fstring-interner-comparison'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9338ac4f5eee34ba513d43bd3141da3cbddeec6
[INFO] documenting CAD97/string-interner-comparison against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCAD97%2Fstring-interner-comparison" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CAD97/string-interner-comparison on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CAD97/string-interner-comparison
[INFO] finished tweaking git repo https://github.com/CAD97/string-interner-comparison
[INFO] tweaked toml for git repo https://github.com/CAD97/string-interner-comparison written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/CAD97/string-interner-comparison already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/CAD97/strena.git`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 124f6b358906039ae80d7cd3cbca31702dcef64456a91a6e8134d89c4ada1ba7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "124f6b358906039ae80d7cd3cbca31702dcef64456a91a6e8134d89c4ada1ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "124f6b358906039ae80d7cd3cbca31702dcef64456a91a6e8134d89c4ada1ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "124f6b358906039ae80d7cd3cbca31702dcef64456a91a6e8134d89c4ada1ba7", kill_on_drop: false }`
[INFO] [stdout] 124f6b358906039ae80d7cd3cbca31702dcef64456a91a6e8134d89c4ada1ba7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ec8d2bc5d45be5c26ff59739efc24ed2e15d1d730c2626ac6e6b0b82c9154fe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1ec8d2bc5d45be5c26ff59739efc24ed2e15d1d730c2626ac6e6b0b82c9154fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]    Compiling argh_shared v0.1.1
[INFO] [stderr]     Checking drawille v0.2.3
[INFO] [stderr]     Checking lalrpop-intern v0.15.1
[INFO] [stderr]     Checking intaglio v1.1.1
[INFO] [stderr]    Compiling im-rc v14.3.0
[INFO] [stderr]     Checking jobserver v0.1.21
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking sized-chunks v0.5.3
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]    Compiling curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]    Compiling libssh2-sys v0.2.19
[INFO] [stderr]    Compiling libgit2-sys v0.12.12+1.0.1
[INFO] [stderr]     Checking strena v0.0.0 (https://github.com/CAD97/strena.git?rev=1ddbf48b9f639ffbb4c89b0d51cb005fc0e3a4f7#1ddbf48b)
[INFO] [stderr]     Checking lasso v0.3.1
[INFO] [stderr]    Compiling parse-display-derive v0.1.2
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking parity-wordlist v1.3.1
[INFO] [stderr]     Checking textplots v0.5.2
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking cargo-platform v0.1.1
[INFO] [stderr]     Checking serde_ignored v0.1.2
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking string-interner v0.11.3
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking ignore v0.4.16
[INFO] [stderr]     Checking rustfix v0.5.1
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking argh v0.1.3
[INFO] [stderr]     Checking parse-display v0.1.2
[INFO] [stderr]     Checking crates-io v0.31.1
[INFO] [stderr]     Checking git2 v0.13.10
[INFO] [stderr]     Checking git2-curl v0.14.1
[INFO] [stderr]     Checking cargo v0.45.1
[INFO] [stderr]  Documenting string-interner-comparison v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.03s
[INFO] running `Command { std: "docker" "inspect" "1ec8d2bc5d45be5c26ff59739efc24ed2e15d1d730c2626ac6e6b0b82c9154fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ec8d2bc5d45be5c26ff59739efc24ed2e15d1d730c2626ac6e6b0b82c9154fe", kill_on_drop: false }`
[INFO] [stdout] 1ec8d2bc5d45be5c26ff59739efc24ed2e15d1d730c2626ac6e6b0b82c9154fe