[INFO] cloning repository https://github.com/agend/tower-grpc-bench
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/agend/tower-grpc-bench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagend%2Ftower-grpc-bench", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagend%2Ftower-grpc-bench'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5aaeacca4aec947b0a3493836b2316b7b28c2c5
[INFO] checking agend/tower-grpc-bench/e5aaeacca4aec947b0a3493836b2316b7b28c2c5 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagend%2Ftower-grpc-bench" "/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/agend/tower-grpc-bench on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/agend/tower-grpc-bench
[INFO] finished tweaking git repo https://github.com/agend/tower-grpc-bench
[INFO] tweaked toml for git repo https://github.com/agend/tower-grpc-bench written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/agend/tower-grpc-bench 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f578f31c1d12f3643842cbe66a824709a8329fa6d8f7ef855739453a9050bb77
[INFO] running `Command { std: "docker" "start" "-a" "f578f31c1d12f3643842cbe66a824709a8329fa6d8f7ef855739453a9050bb77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f578f31c1d12f3643842cbe66a824709a8329fa6d8f7ef855739453a9050bb77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f578f31c1d12f3643842cbe66a824709a8329fa6d8f7ef855739453a9050bb77", kill_on_drop: false }`
[INFO] [stdout] f578f31c1d12f3643842cbe66a824709a8329fa6d8f7ef855739453a9050bb77
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8f7885fa6cf5db950cfb67dc49fc8477e1c26b5efc58e7c90ccdd88243cdf21
[INFO] running `Command { std: "docker" "start" "-a" "c8f7885fa6cf5db950cfb67dc49fc8477e1c26b5efc58e7c90ccdd88243cdf21", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking futures v0.1.26
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling cc v1.0.32
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
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[INFO] [stderr]     Checking tower-layer v0.1.0 (https://github.com/tower-rs/tower#d7516c32)
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[INFO] [stderr]     Checking tokio-sync v0.1.4
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[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]     Checking http v0.1.16
[INFO] [stderr]     Checking tower-util v0.1.0 (https://github.com/tower-rs/tower#d7516c32)
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/alloc/src/borrow.rs:179:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stderr]     Checking tower-discover v0.1.0 (https://github.com/tower-rs/tower#d7516c32)
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling tempfile v3.0.7
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]    Compiling codegen v0.1.1 (https://github.com/carllerche/codegen#87e270f7)
[INFO] [stderr]     Checking tower-balance v0.1.0 (https://github.com/tower-rs/tower#d7516c32)
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking tower-reconnect v0.1.0 (https://github.com/tower-rs/tower#d7516c32)
[INFO] [stderr]     Checking tower-timeout v0.1.0 (https://github.com/tower-rs/tower#d7516c32)
[INFO] [stderr]     Checking tower-rate-limit v0.1.0 (https://github.com/tower-rs/tower#d7516c32)
[INFO] [stderr]     Checking tower-retry v0.1.0 (https://github.com/tower-rs/tower#d7516c32)
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tower-buffer v0.1.0 (https://github.com/tower-rs/tower#d7516c32)
[INFO] [stderr]     Checking tower-in-flight-limit v0.1.0 (https://github.com/tower-rs/tower#d7516c32)
[INFO] [stderr]     Checking tokio-buf v0.1.0
[INFO] [stderr]     Checking tower-filter v0.1.0 (https://github.com/tower-rs/tower#d7516c32)
[INFO] [stderr]     Checking tower-load-shed v0.1.0 (https://github.com/tower-rs/tower#d7516c32)
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking string v0.1.3
[INFO] [stderr]     Checking tower v0.1.0 (https://github.com/tower-rs/tower#d7516c32)
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.13
[INFO] [stderr]     Checking tokio-connect v0.1.0 (https://github.com/carllerche/tokio-connect#f7ad1ca4)
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tower-http-service v0.1.0 (https://github.com/tower-rs/tower-http#6d7a9fdc)
[INFO] [stderr]     Checking h2 v0.1.17
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking tokio-trace-core v0.1.0
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking tower-add-origin v0.1.0 (https://github.com/tower-rs/tower-http#6d7a9fdc)
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c8f7885fa6cf5db950cfb67dc49fc8477e1c26b5efc58e7c90ccdd88243cdf21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8f7885fa6cf5db950cfb67dc49fc8477e1c26b5efc58e7c90ccdd88243cdf21", kill_on_drop: false }`
[INFO] [stdout] c8f7885fa6cf5db950cfb67dc49fc8477e1c26b5efc58e7c90ccdd88243cdf21