[INFO] cloning repository https://github.com/tari/merthc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tari/merthc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftari%2Fmerthc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftari%2Fmerthc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7535a21a1aa1761c0cc559a4b91cbc8598776d0e
[INFO] documenting tari/merthc against 1.75.0 for beta-1.76-rustdoc-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftari%2Fmerthc" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tari/merthc on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tari/merthc
[INFO] finished tweaking git repo https://github.com/tari/merthc
[INFO] tweaked toml for git repo https://github.com/tari/merthc written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tari/merthc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded log v0.3.7
[INFO] [stderr]   Downloaded libc v0.2.22
[INFO] [stderr]   Downloaded docopt v0.7.0
[INFO] [stderr]   Downloaded env_logger v0.4.2
[INFO] [stderr]   Downloaded llvm-sys v40.0.1
[INFO] [stderr]   Downloaded gcc v0.3.45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0c29d862e551127fad2d17a489f2f77f6d086f52a632a2ca2edddae8e9b84e7
[INFO] running `Command { std: "docker" "start" "-a" "f0c29d862e551127fad2d17a489f2f77f6d086f52a632a2ca2edddae8e9b84e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0c29d862e551127fad2d17a489f2f77f6d086f52a632a2ca2edddae8e9b84e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0c29d862e551127fad2d17a489f2f77f6d086f52a632a2ca2edddae8e9b84e7", kill_on_drop: false }`
[INFO] [stdout] f0c29d862e551127fad2d17a489f2f77f6d086f52a632a2ca2edddae8e9b84e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff856c98364a23d078cf5001a5d6a94d78a78f1ac0e14690cf6ebf17b196fbb3
[INFO] running `Command { std: "docker" "start" "-a" "ff856c98364a23d078cf5001a5d6a94d78a78f1ac0e14690cf6ebf17b196fbb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.22
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling gcc v0.3.45
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]     Checking log v0.3.7
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]     Checking phf v0.7.21
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling tempfile v2.1.5
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling merthc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking env_logger v0.4.2
[INFO] [stderr]     Checking docopt v0.7.0
[INFO] [stderr]    Compiling llvm-sys v40.0.1
[INFO] [stderr]  Documenting merthc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.69s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/merthc/index.html
[INFO] running `Command { std: "docker" "inspect" "ff856c98364a23d078cf5001a5d6a94d78a78f1ac0e14690cf6ebf17b196fbb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff856c98364a23d078cf5001a5d6a94d78a78f1ac0e14690cf6ebf17b196fbb3", kill_on_drop: false }`
[INFO] [stdout] ff856c98364a23d078cf5001a5d6a94d78a78f1ac0e14690cf6ebf17b196fbb3