[INFO] cloning repository https://github.com/sagebind/deb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sagebind/deb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsagebind%2Fdeb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsagebind%2Fdeb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eae9caef86540a2dff6f7de05dbb0795701d6918
[INFO] documenting sagebind/deb 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%2Fsagebind%2Fdeb" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sagebind/deb 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/sagebind/deb
[INFO] removed path dependency script from git repo https://github.com/sagebind/deb
[INFO] finished tweaking git repo https://github.com/sagebind/deb
[INFO] tweaked toml for git repo https://github.com/sagebind/deb written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/sagebind/deb 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] warning: dependency (script) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/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[INFO] the lockfile is outdated, regenerating it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" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] warning: dependency (script) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded script v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 0ad27b7282e4a6b1375d3742738f85978f677aeff5d8050b5e9f022bbb2b450f
[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" "0ad27b7282e4a6b1375d3742738f85978f677aeff5d8050b5e9f022bbb2b450f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ad27b7282e4a6b1375d3742738f85978f677aeff5d8050b5e9f022bbb2b450f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ad27b7282e4a6b1375d3742738f85978f677aeff5d8050b5e9f022bbb2b450f", kill_on_drop: false }`
[INFO] [stdout] 0ad27b7282e4a6b1375d3742738f85978f677aeff5d8050b5e9f022bbb2b450f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 8cd3909a0dbbdd9cc93f4a39c261befda4c7ab887481e100ae8061944ce83fe9
[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" "8cd3909a0dbbdd9cc93f4a39c261befda4c7ab887481e100ae8061944ce83fe9", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (script) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Checking script v0.1.0
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]     Checking filetime v0.1.15
[INFO] [stderr]     Checking tar v0.3.4
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]  Documenting pkg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read lib.rs: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `pkg`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type dylib --crate-name pkg lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern flate2=/opt/rustwide/target/debug/deps/libflate2-58da5d62780a39c5.rmeta --extern script=/opt/rustwide/target/debug/deps/libscript-5ea62333f519eaba.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-2bb3f64f2c882245.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-bb712bfb1e6d5b0b.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "8cd3909a0dbbdd9cc93f4a39c261befda4c7ab887481e100ae8061944ce83fe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cd3909a0dbbdd9cc93f4a39c261befda4c7ab887481e100ae8061944ce83fe9", kill_on_drop: false }`
[INFO] [stdout] 8cd3909a0dbbdd9cc93f4a39c261befda4c7ab887481e100ae8061944ce83fe9