[INFO] updating cached repository https://github.com/paulcacheux/mips_emu
[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] 51b84cc37c6874743aa49d30dedecc6003ef4dd3
[INFO] documenting paulcacheux/mips_emu against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulcacheux%2Fmips_emu" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/paulcacheux/mips_emu on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/paulcacheux/mips_emu
[INFO] finished tweaking git repo https://github.com/paulcacheux/mips_emu
[INFO] tweaked toml for git repo https://github.com/paulcacheux/mips_emu written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/paulcacheux/mips_emu already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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] 644ef852dcd56ae25a4fc6aea5c1f31b95dcf3fc9343c73589d68b48e56d6c7f
[INFO] running `Command { std: "docker" "start" "-a" "644ef852dcd56ae25a4fc6aea5c1f31b95dcf3fc9343c73589d68b48e56d6c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "644ef852dcd56ae25a4fc6aea5c1f31b95dcf3fc9343c73589d68b48e56d6c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "644ef852dcd56ae25a4fc6aea5c1f31b95dcf3fc9343c73589d68b48e56d6c7f", kill_on_drop: false }`
[INFO] [stdout] 644ef852dcd56ae25a4fc6aea5c1f31b95dcf3fc9343c73589d68b48e56d6c7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a91eada62d0471b98e5c5799cd22c255ec008a11c463c47c19b6d4f9f7f851c
[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" "4a91eada62d0471b98e5c5799cd22c255ec008a11c463c47c19b6d4f9f7f851c", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.26
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking elf v0.0.10
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking textwrap v0.6.0
[INFO] [stderr]     Checking clap v2.25.1
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking mips_emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting mips_emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/syscall.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | /     lazy_static! {
[INFO] [stdout] 39 | |         static ref INT_REGEX: Regex = Regex::new(r"^\s*([+-]?[0-9]+).*").unwrap();
[INFO] [stdout] 40 | |     }
[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]   --> src/syscall.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | /     lazy_static! {
[INFO] [stdout] 39 | |         static ref INT_REGEX: Regex = Regex::new(r"^\s*([+-]?[0-9]+).*").unwrap();
[INFO] [stdout] 40 | |     }
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.53s
[INFO] running `Command { std: "docker" "inspect" "4a91eada62d0471b98e5c5799cd22c255ec008a11c463c47c19b6d4f9f7f851c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a91eada62d0471b98e5c5799cd22c255ec008a11c463c47c19b6d4f9f7f851c", kill_on_drop: false }`
[INFO] [stdout] 4a91eada62d0471b98e5c5799cd22c255ec008a11c463c47c19b6d4f9f7f851c