[INFO] updating cached repository https://github.com/bakervm/bakervm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba7e7a43a4b66f4fec9d9000f2915ad7f7ac01f6
[INFO] documenting bakervm/bakervm against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbakervm%2Fbakervm" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bakervm/bakervm on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bakervm/bakervm
[INFO] finished tweaking git repo https://github.com/bakervm/bakervm
[INFO] tweaked toml for git repo https://github.com/bakervm/bakervm written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/bakervm/bakervm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65e21804f0fe93b0cea0b70c9de9dd0660e5f7501e69c5dd4509c86bd21ab625
[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" "65e21804f0fe93b0cea0b70c9de9dd0660e5f7501e69c5dd4509c86bd21ab625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65e21804f0fe93b0cea0b70c9de9dd0660e5f7501e69c5dd4509c86bd21ab625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65e21804f0fe93b0cea0b70c9de9dd0660e5f7501e69c5dd4509c86bd21ab625", kill_on_drop: false }`
[INFO] [stdout] 65e21804f0fe93b0cea0b70c9de9dd0660e5f7501e69c5dd4509c86bd21ab625
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5375a149aca14ac5e9a5b764f59d46b19dfc29b94c3c9c6f22f93ec9baa424f1
[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" "5375a149aca14ac5e9a5b764f59d46b19dfc29b94c3c9c6f22f93ec9baa424f1", 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] [stderr]     Checking libc v0.2.37
[INFO] [stderr]     Checking lazy_static v0.2.11
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[INFO] [stderr]  Documenting bakervm v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> core/target.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / lazy_static! {
[INFO] [stdout] 8  | |     static ref VALUEINDEX_RE: Regex = Regex::new(r"^\$vi\((\d+)\)$").unwrap();
[INFO] [stdout] 9  | |     static ref KEY_REGISTER_RE: Regex = Regex::new(r"^\$key\((\d+)\)$").unwrap();
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> core/target.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / lazy_static! {
[INFO] [stdout] 8  | |     static ref VALUEINDEX_RE: Regex = Regex::new(r"^\$vi\((\d+)\)$").unwrap();
[INFO] [stdout] 9  | |     static ref KEY_REGISTER_RE: Regex = Regex::new(r"^\$key\((\d+)\)$").unwrap();
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> core/value.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / lazy_static! {
[INFO] [stdout] 12 | |     static ref ADDRESS_RE: Regex = Regex::new(r"^@(\d+)$").unwrap();
[INFO] [stdout] 13 | |     static ref BOOLEAN_RE: Regex = Regex::new(r"^true|false$").unwrap();
[INFO] [stdout] 14 | |     static ref FLOAT_RE: Regex = Regex::new(r"^(-?\d+)?\.[0-9]+$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |     static ref CHAR_RE: Regex = Regex::new(r"^'(.)'$").unwrap();
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> core/value.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / lazy_static! {
[INFO] [stdout] 12 | |     static ref ADDRESS_RE: Regex = Regex::new(r"^@(\d+)$").unwrap();
[INFO] [stdout] 13 | |     static ref BOOLEAN_RE: Regex = Regex::new(r"^true|false$").unwrap();
[INFO] [stdout] 14 | |     static ref FLOAT_RE: Regex = Regex::new(r"^(-?\d+)?\.[0-9]+$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |     static ref CHAR_RE: Regex = Regex::new(r"^'(.)'$").unwrap();
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> core/value.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / lazy_static! {
[INFO] [stdout] 12 | |     static ref ADDRESS_RE: Regex = Regex::new(r"^@(\d+)$").unwrap();
[INFO] [stdout] 13 | |     static ref BOOLEAN_RE: Regex = Regex::new(r"^true|false$").unwrap();
[INFO] [stdout] 14 | |     static ref FLOAT_RE: Regex = Regex::new(r"^(-?\d+)?\.[0-9]+$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |     static ref CHAR_RE: Regex = Regex::new(r"^'(.)'$").unwrap();
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> core/value.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / lazy_static! {
[INFO] [stdout] 12 | |     static ref ADDRESS_RE: Regex = Regex::new(r"^@(\d+)$").unwrap();
[INFO] [stdout] 13 | |     static ref BOOLEAN_RE: Regex = Regex::new(r"^true|false$").unwrap();
[INFO] [stdout] 14 | |     static ref FLOAT_RE: Regex = Regex::new(r"^(-?\d+)?\.[0-9]+$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |     static ref CHAR_RE: Regex = Regex::new(r"^'(.)'$").unwrap();
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> core/value.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / lazy_static! {
[INFO] [stdout] 12 | |     static ref ADDRESS_RE: Regex = Regex::new(r"^@(\d+)$").unwrap();
[INFO] [stdout] 13 | |     static ref BOOLEAN_RE: Regex = Regex::new(r"^true|false$").unwrap();
[INFO] [stdout] 14 | |     static ref FLOAT_RE: Regex = Regex::new(r"^(-?\d+)?\.[0-9]+$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |     static ref CHAR_RE: Regex = Regex::new(r"^'(.)'$").unwrap();
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> core/value.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / lazy_static! {
[INFO] [stdout] 12 | |     static ref ADDRESS_RE: Regex = Regex::new(r"^@(\d+)$").unwrap();
[INFO] [stdout] 13 | |     static ref BOOLEAN_RE: Regex = Regex::new(r"^true|false$").unwrap();
[INFO] [stdout] 14 | |     static ref FLOAT_RE: Regex = Regex::new(r"^(-?\d+)?\.[0-9]+$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |     static ref CHAR_RE: Regex = Regex::new(r"^'(.)'$").unwrap();
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]  --> core/error.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | / error_chain!{
[INFO] [stdout] 2 | |     foreign_links {
[INFO] [stdout] 3 | |         ParseInt(::std::num::ParseIntError);
[INFO] [stdout] 4 | |         ParseString(::std::string::ParseError);
[INFO] [stdout] 5 | |     }
[INFO] [stdout] 6 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]  --> core/error.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | / error_chain!{
[INFO] [stdout] 2 | |     foreign_links {
[INFO] [stdout] 3 | |         ParseInt(::std::num::ParseIntError);
[INFO] [stdout] 4 | |         ParseString(::std::string::ParseError);
[INFO] [stdout] 5 | |     }
[INFO] [stdout] 6 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.16s
[INFO] running `Command { std: "docker" "inspect" "5375a149aca14ac5e9a5b764f59d46b19dfc29b94c3c9c6f22f93ec9baa424f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5375a149aca14ac5e9a5b764f59d46b19dfc29b94c3c9c6f22f93ec9baa424f1", kill_on_drop: false }`
[INFO] [stdout] 5375a149aca14ac5e9a5b764f59d46b19dfc29b94c3c9c6f22f93ec9baa424f1