[INFO] cloning repository https://github.com/KentaKudo/microservice-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KentaKudo/microservice-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKentaKudo%2Fmicroservice-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKentaKudo%2Fmicroservice-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b10c9bbc3141391d4c73877c7d5402e991d84146
[INFO] documenting KentaKudo/microservice-rust against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKentaKudo%2Fmicroservice-rust" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KentaKudo/microservice-rust on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KentaKudo/microservice-rust
[INFO] finished tweaking git repo https://github.com/KentaKudo/microservice-rust
[INFO] tweaked toml for git repo https://github.com/KentaKudo/microservice-rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/KentaKudo/microservice-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/tower-rs/tower-grpc`
[INFO] [stderr]     Updating git repository `https://github.com/tower-rs/tower-h2`
[INFO] [stderr]     Updating git repository `https://github.com/carllerche/tokio-connect`
[INFO] [stderr]     Updating git repository `https://github.com/tower-rs/tower`
[INFO] [stderr]     Updating git repository `https://github.com/tower-rs/tower-http`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded percent-encoding v1.0.1
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[INFO] [stderr]   Downloaded redox_syscall v0.1.56
[INFO] [stderr]   Downloaded crossbeam-utils v0.7.0
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[INFO] [stderr]   Downloaded tokio-current-thread v0.1.7
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[INFO] [stderr]   Downloaded chrono v0.4.10
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[INFO] [stderr]   Downloaded pin-project-lite v0.1.4
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[INFO] [stderr]   Downloaded thread_local v1.0.1
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[INFO] [stderr]   Downloaded either v1.5.3
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[INFO] [stderr]   Downloaded c2-chacha v0.2.3
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[INFO] [stderr]   Downloaded tokio-uds v0.2.6
[INFO] [stderr]   Downloaded http v0.1.21
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b13684060aa1aa30a0ee88802d65b78593b9c170e09749c82a7065cdcf179259
[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" "b13684060aa1aa30a0ee88802d65b78593b9c170e09749c82a7065cdcf179259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b13684060aa1aa30a0ee88802d65b78593b9c170e09749c82a7065cdcf179259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b13684060aa1aa30a0ee88802d65b78593b9c170e09749c82a7065cdcf179259", kill_on_drop: false }`
[INFO] [stdout] b13684060aa1aa30a0ee88802d65b78593b9c170e09749c82a7065cdcf179259
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29beca415186c16249770240e11670fdf4a14341ec84dd17bc9518ef94e8f934
[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" "29beca415186c16249770240e11670fdf4a14341ec84dd17bc9518ef94e8f934", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking tower-service v0.2.0
[INFO] [stderr]     Checking tracing-core v0.1.9
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking tokio v0.2.11
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]     Checking slog-async v2.4.0
[INFO] [stderr]    Compiling codegen v0.1.1
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]    Compiling backtrace v0.3.44
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking tower-layer v0.1.0
[INFO] [stderr]     Checking slog-json v2.3.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking tower-util v0.1.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-connect v0.1.0 (https://github.com/carllerche/tokio-connect#f7ad1ca4)
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking tokio-signal v0.2.9
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking http-connection v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking tower-http-util v0.1.0 (https://github.com/tower-rs/tower-http#bd7a4654)
[INFO] [stderr]     Checking tower-http v0.1.0 (https://github.com/tower-rs/tower-http#bd7a4654)
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]    Compiling prost-types v0.5.0
[INFO] [stderr]     Checking tower-grpc v0.1.1 (https://github.com/tower-rs/tower-grpc#5308ec0d)
[INFO] [stderr]    Compiling tower-grpc-build v0.1.0 (https://github.com/tower-rs/tower-grpc#5308ec0d)
[INFO] [stderr]    Compiling microservice-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling tracing-attributes v0.1.6
[INFO] [stderr]     Checking tracing v0.1.12
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking tower-retry v0.3.0 (https://github.com/tower-rs/tower#47c3a145)
[INFO] [stderr]     Checking tower-util v0.3.0 (https://github.com/tower-rs/tower#47c3a145)
[INFO] [stderr]     Checking tower-timeout v0.3.0 (https://github.com/tower-rs/tower#47c3a145)
[INFO] [stderr]     Checking tower-load-shed v0.3.0 (https://github.com/tower-rs/tower#47c3a145)
[INFO] [stderr]     Checking tower-discover v0.3.0 (https://github.com/tower-rs/tower#47c3a145)
[INFO] [stderr]     Checking tower-buffer v0.3.0 (https://github.com/tower-rs/tower#47c3a145)
[INFO] [stderr]     Checking tower-limit v0.3.0 (https://github.com/tower-rs/tower#47c3a145)
[INFO] [stderr]     Checking tower v0.3.1 (https://github.com/tower-rs/tower#47c3a145)
[INFO] [stderr]     Checking tower-h2 v0.1.0 (https://github.com/tower-rs/tower-h2#0865040d)
[INFO] [stdout] error[E0432]: unresolved import `tower::MakeConnection`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/tower-h2-aaf68b3c8982de4c/0865040/src/client/connect.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tower::MakeConnection;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^ no `MakeConnection` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tower::MakeService`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/tower-h2-aaf68b3c8982de4c/0865040/src/server/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tower::MakeService;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^ no `MakeService` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tower-h2`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "29beca415186c16249770240e11670fdf4a14341ec84dd17bc9518ef94e8f934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29beca415186c16249770240e11670fdf4a14341ec84dd17bc9518ef94e8f934", kill_on_drop: false }`
[INFO] [stdout] 29beca415186c16249770240e11670fdf4a14341ec84dd17bc9518ef94e8f934
