[INFO] updating cached repository https://github.com/souvik1997/fsbench
[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] 77cc337e9e88a07ae9381abb4710f4c1b4ae2423
[INFO] documenting souvik1997/fsbench against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsouvik1997%2Ffsbench" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/souvik1997/fsbench 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/souvik1997/fsbench
[INFO] finished tweaking git repo https://github.com/souvik1997/fsbench
[INFO] tweaked toml for git repo https://github.com/souvik1997/fsbench written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/souvik1997/fsbench 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 2c8c49a13ab568785c7e9058ac5cbf42f03793c0b460cd035b9b17da3847dbb4
[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" "2c8c49a13ab568785c7e9058ac5cbf42f03793c0b460cd035b9b17da3847dbb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c8c49a13ab568785c7e9058ac5cbf42f03793c0b460cd035b9b17da3847dbb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c8c49a13ab568785c7e9058ac5cbf42f03793c0b460cd035b9b17da3847dbb4", kill_on_drop: false }`
[INFO] [stdout] 2c8c49a13ab568785c7e9058ac5cbf42f03793c0b460cd035b9b17da3847dbb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] e99d1e4869c2db01316d6d6884969d5fd52f0b9ed8803306649824dbba771a2b
[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" "e99d1e4869c2db01316d6d6884969d5fd52f0b9ed8803306649824dbba771a2b", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking num-traits v0.2.2
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking either v1.4.0
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking serde v1.0.29
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking fern v0.5.2
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking clap v2.29.2
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking remove_dir_all v0.3.0
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]     Checking crossbeam-epoch v0.3.0
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking tempdir v0.3.6
[INFO] [stderr]     Checking rayon v1.0.0
[INFO] [stderr]     Checking num-bigint v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]    Compiling serde_derive_internals v0.20.0
[INFO] [stderr]    Compiling num-derive v0.2.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling serde_derive v1.0.29
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.11
[INFO] [stderr]  Documenting fsbench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.78s
[INFO] running `Command { std: "docker" "inspect" "e99d1e4869c2db01316d6d6884969d5fd52f0b9ed8803306649824dbba771a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e99d1e4869c2db01316d6d6884969d5fd52f0b9ed8803306649824dbba771a2b", kill_on_drop: false }`
[INFO] [stdout] e99d1e4869c2db01316d6d6884969d5fd52f0b9ed8803306649824dbba771a2b