[INFO] cloning repository https://github.com/FujiHaruka/rust-shell-funcs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FujiHaruka/rust-shell-funcs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFujiHaruka%2Frust-shell-funcs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFujiHaruka%2Frust-shell-funcs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8df0c24a43901e28f245372872f48f9134eb952
[INFO] documenting FujiHaruka/rust-shell-funcs against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFujiHaruka%2Frust-shell-funcs" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FujiHaruka/rust-shell-funcs on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FujiHaruka/rust-shell-funcs
[INFO] finished tweaking git repo https://github.com/FujiHaruka/rust-shell-funcs
[INFO] tweaked toml for git repo https://github.com/FujiHaruka/rust-shell-funcs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/FujiHaruka/rust-shell-funcs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.47.0" "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] 31ea7d38e759cbc8f7fa1b7bb8f8d34b5b03e1f0b160b9c6627b439b561c43ba
[INFO] running `Command { std: "docker" "start" "-a" "31ea7d38e759cbc8f7fa1b7bb8f8d34b5b03e1f0b160b9c6627b439b561c43ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31ea7d38e759cbc8f7fa1b7bb8f8d34b5b03e1f0b160b9c6627b439b561c43ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ea7d38e759cbc8f7fa1b7bb8f8d34b5b03e1f0b160b9c6627b439b561c43ba", kill_on_drop: false }`
[INFO] [stdout] 31ea7d38e759cbc8f7fa1b7bb8f8d34b5b03e1f0b160b9c6627b439b561c43ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 518e88e40d193948e899c9dc5bef921b1725ae92c8659c3d9cb6d306be97ad34
[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" "518e88e40d193948e899c9dc5bef921b1725ae92c8659c3d9cb6d306be97ad34", kill_on_drop: false }`
[INFO] [stderr]     Checking serde v1.0.12
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking itoa v0.3.3
[INFO] [stderr]    Compiling serde_derive_internals v0.16.0
[INFO] [stderr]    Compiling serde_derive v1.0.14
[INFO] [stderr]     Checking serde_json v1.0.3
[INFO] [stderr]  Documenting rust-shell-funcs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: environment variable `RUST_SHELL_FUNCS_STORAGE_PATH` not defined
[INFO] [stdout]   --> src/main.rs:20:28
[INFO] [stdout]    |
[INFO] [stdout] 20 | const STORAGE_PATH: &str = env!("RUST_SHELL_FUNCS_STORAGE_PATH");
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `rust-shell-funcs`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name rust_shell_funcs 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 --extern serde=/opt/rustwide/target/debug/deps/libserde-090465c58a6536e4.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-7b7ca7a0f7389eee.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-d69ce3278494acd3.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "518e88e40d193948e899c9dc5bef921b1725ae92c8659c3d9cb6d306be97ad34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "518e88e40d193948e899c9dc5bef921b1725ae92c8659c3d9cb6d306be97ad34", kill_on_drop: false }`
[INFO] [stdout] 518e88e40d193948e899c9dc5bef921b1725ae92c8659c3d9cb6d306be97ad34
