[INFO] fetching crate rtt-target 0.2.0...
[INFO] documenting rtt-target-0.2.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate rtt-target 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rtt-target 0.2.0 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 crates.io crate rtt-target 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rtt-target 0.2.0
[INFO] tweaked toml for crates.io crate rtt-target 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate rtt-target 0.2.0 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 4aa69bbb3be7149bf90fab59038d616ed178a09fba34d294cd319e7192678515
[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" "4aa69bbb3be7149bf90fab59038d616ed178a09fba34d294cd319e7192678515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4aa69bbb3be7149bf90fab59038d616ed178a09fba34d294cd319e7192678515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aa69bbb3be7149bf90fab59038d616ed178a09fba34d294cd319e7192678515", kill_on_drop: false }`
[INFO] [stdout] 4aa69bbb3be7149bf90fab59038d616ed178a09fba34d294cd319e7192678515
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] b4860e03e7069f4dce7ba9b925867baef83b27f6f59f6421ff22148899370727
[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" "b4860e03e7069f4dce7ba9b925867baef83b27f6f59f6421ff22148899370727", kill_on_drop: false }`
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]  Documenting rtt-target v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[rtt_init_print]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/lib.rs:69:19
[INFO] [stdout]    |
[INFO] [stdout] 69 | //! context. The [`rtt_init_print`] convenience macro initializes printing on channel 0.
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(intra_doc_link_resolution_failure)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[set_print_channel]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/print.rs:17:72
[INFO] [stdout]    |
[INFO] [stdout] 17 | /// to synchronize printing. You should only use this function if the [`set_print_channel`] function
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[rtt_init_print]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/print.rs:119:54
[INFO] [stdout]     |
[INFO] [stdout] 119 | /// Before use the print channel has to be set with [`rtt_init_print`] or [`set_print_channel`]. If
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[set_print_channel]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/print.rs:119:76
[INFO] [stdout]     |
[INFO] [stdout] 119 | /// Before use the print channel has to be set with [`rtt_init_print`] or [`set_print_channel`]. If
[INFO] [stdout]     |                                                                            ^^^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[rtt_init_print]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/print.rs:143:54
[INFO] [stdout]     |
[INFO] [stdout] 143 | /// Before use the print channel has to be set with [`rtt_init_print`] or [`set_print_channel`]. If
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[set_print_channel]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/print.rs:143:76
[INFO] [stdout]     |
[INFO] [stdout] 143 | /// Before use the print channel has to be set with [`rtt_init_print`] or [`set_print_channel`]. If
[INFO] [stdout]     |                                                                            ^^^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "b4860e03e7069f4dce7ba9b925867baef83b27f6f59f6421ff22148899370727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4860e03e7069f4dce7ba9b925867baef83b27f6f59f6421ff22148899370727", kill_on_drop: false }`
[INFO] [stdout] b4860e03e7069f4dce7ba9b925867baef83b27f6f59f6421ff22148899370727