[INFO] cloning repository https://github.com/ChristophWurst/diesel_many_to_many
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ChristophWurst/diesel_many_to_many" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChristophWurst%2Fdiesel_many_to_many", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChristophWurst%2Fdiesel_many_to_many'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f62f4599cef18cd72941bb53e3cc60696c40235c
[INFO] documenting ChristophWurst/diesel_many_to_many against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChristophWurst%2Fdiesel_many_to_many" "/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/ChristophWurst/diesel_many_to_many 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/ChristophWurst/diesel_many_to_many
[INFO] finished tweaking git repo https://github.com/ChristophWurst/diesel_many_to_many
[INFO] tweaked toml for git repo https://github.com/ChristophWurst/diesel_many_to_many written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ChristophWurst/diesel_many_to_many 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-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" "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] 0fc65f90f37fe12b4fcfeab89d1f921ee7671368f5f26e53d99456799af812ad
[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" "0fc65f90f37fe12b4fcfeab89d1f921ee7671368f5f26e53d99456799af812ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fc65f90f37fe12b4fcfeab89d1f921ee7671368f5f26e53d99456799af812ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fc65f90f37fe12b4fcfeab89d1f921ee7671368f5f26e53d99456799af812ad", kill_on_drop: false }`
[INFO] [stdout] 0fc65f90f37fe12b4fcfeab89d1f921ee7671368f5f26e53d99456799af812ad
[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" "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] f8f4a3b4f3fdaa5b2b9c27f4d2f897507ab8dfdcfaad59df9f2291e6892c227d
[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" "f8f4a3b4f3fdaa5b2b9c27f4d2f897507ab8dfdcfaad59df9f2291e6892c227d", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.23
[INFO] [stderr]    Compiling pq-sys v0.4.3
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking thread-id v3.1.0
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking dotenv v0.9.0
[INFO] [stderr]    Compiling diesel_derives v1.3.0
[INFO] [stderr]     Checking diesel v1.3.3
[INFO] [stderr]  Documenting diesel_many_to_many v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: doc comment contains an invalid Rust code block
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/diesel-1.3.3/src/expression/functions/mod.rs:199:31
[INFO] [stdout]     |
[INFO] [stdout] 199 |             meta = ($($meta)* #$checked),
[INFO] [stdout]     |                               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: unknown start of token: \
[INFO] [stdout]     = note: error from rustc: unterminated double quote string
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 12s
[INFO] running `Command { std: "docker" "inspect" "f8f4a3b4f3fdaa5b2b9c27f4d2f897507ab8dfdcfaad59df9f2291e6892c227d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8f4a3b4f3fdaa5b2b9c27f4d2f897507ab8dfdcfaad59df9f2291e6892c227d", kill_on_drop: false }`
[INFO] [stdout] f8f4a3b4f3fdaa5b2b9c27f4d2f897507ab8dfdcfaad59df9f2291e6892c227d