[INFO] cloning repository https://github.com/seven1m/emscripten-with-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seven1m/emscripten-with-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseven1m%2Femscripten-with-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseven1m%2Femscripten-with-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2eae4b3df755324787ae489f3fd46901b4889620
[INFO] documenting seven1m/emscripten-with-rust against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseven1m%2Femscripten-with-rust" "/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/seven1m/emscripten-with-rust on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config
[INFO] started tweaking git repo https://github.com/seven1m/emscripten-with-rust
[INFO] finished tweaking git repo https://github.com/seven1m/emscripten-with-rust
[INFO] tweaked toml for git repo https://github.com/seven1m/emscripten-with-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/seven1m/emscripten-with-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quasi_codegen v0.32.0
[INFO] [stderr]   Downloaded libloading v0.4.2
[INFO] [stderr]   Downloaded emscripten-sys v0.3.2
[INFO] [stderr]   Downloaded syntex_pos v0.58.1
[INFO] [stderr]   Downloaded quasi v0.32.0
[INFO] [stderr]   Downloaded aster v0.41.0
[INFO] [stderr]   Downloaded clang-sys v0.16.0
[INFO] [stderr]   Downloaded cexpr v0.2.2
[INFO] [stderr]   Downloaded syntex v0.58.1
[INFO] [stderr]   Downloaded syntex_errors v0.58.1
[INFO] [stderr]   Downloaded syntex_syntax v0.58.1
[INFO] [stderr]   Downloaded bindgen v0.24.0
[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-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0938939a56409cb6783d4c149e1df937d23725ff81741171e054fba9472b2bd
[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" "f0938939a56409cb6783d4c149e1df937d23725ff81741171e054fba9472b2bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0938939a56409cb6783d4c149e1df937d23725ff81741171e054fba9472b2bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0938939a56409cb6783d4c149e1df937d23725ff81741171e054fba9472b2bd", kill_on_drop: false }`
[INFO] [stdout] f0938939a56409cb6783d4c149e1df937d23725ff81741171e054fba9472b2bd
[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-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34ff7207bacbc541b1f26832f3449b10af76786f1d392c1b5bafb9d4157b961a
[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" "34ff7207bacbc541b1f26832f3449b10af76786f1d392c1b5bafb9d4157b961a", kill_on_drop: false }`
[INFO] [stderr]  Documenting emscripten-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `emscripten_sys`
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate emscripten_sys;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `emscripten-test`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name emscripten_test src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "34ff7207bacbc541b1f26832f3449b10af76786f1d392c1b5bafb9d4157b961a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34ff7207bacbc541b1f26832f3449b10af76786f1d392c1b5bafb9d4157b961a", kill_on_drop: false }`
[INFO] [stdout] 34ff7207bacbc541b1f26832f3449b10af76786f1d392c1b5bafb9d4157b961a
