[INFO] cloning repository https://github.com/vinikira/tower_api_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vinikira/tower_api_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvinikira%2Ftower_api_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvinikira%2Ftower_api_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 10d754341d60051b58e37383e32e355253cc9ecd
[INFO] documenting vinikira/tower_api_test against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvinikira%2Ftower_api_test" "/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/vinikira/tower_api_test on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vinikira/tower_api_test
[INFO] finished tweaking git repo https://github.com/vinikira/tower_api_test
[INFO] tweaked toml for git repo https://github.com/vinikira/tower_api_test written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/vinikira/tower_api_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3109ea836179d1ca821e936a7f3099cc466ef5b8504721676be43b3414d11e29
[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" "3109ea836179d1ca821e936a7f3099cc466ef5b8504721676be43b3414d11e29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3109ea836179d1ca821e936a7f3099cc466ef5b8504721676be43b3414d11e29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3109ea836179d1ca821e936a7f3099cc466ef5b8504721676be43b3414d11e29", kill_on_drop: false }`
[INFO] [stdout] 3109ea836179d1ca821e936a7f3099cc466ef5b8504721676be43b3414d11e29
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0050ef49f423901217024b5dbc0eb2c0bd3a7513a1824b6c2cf157c68b72306
[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" "e0050ef49f423901217024b5dbc0eb2c0bd3a7513a1824b6c2cf157c68b72306", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.2
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking tower-service v0.1.0
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]     Checking serde_plain v0.3.0
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking headers-core v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking headers v0.2.3
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling proc-macro-hack v0.4.2
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking checked v0.5.0
[INFO] [stderr]     Checking atoi v0.2.3
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking handlebars v1.0.5
[INFO] [stderr]    Compiling tower-web-macros v0.3.5
[INFO] [stderr]     Checking tower-web v0.3.7
[INFO] [stderr]  Documenting tower_api_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.36s
[INFO] running `Command { std: "docker" "inspect" "e0050ef49f423901217024b5dbc0eb2c0bd3a7513a1824b6c2cf157c68b72306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0050ef49f423901217024b5dbc0eb2c0bd3a7513a1824b6c2cf157c68b72306", kill_on_drop: false }`
[INFO] [stdout] e0050ef49f423901217024b5dbc0eb2c0bd3a7513a1824b6c2cf157c68b72306