[INFO] fetching crate sqsquatch 0.2.2...
[INFO] documenting sqsquatch-0.2.2 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate sqsquatch 0.2.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sqsquatch 0.2.2 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sqsquatch 0.2.2
[INFO] finished tweaking crates.io crate sqsquatch 0.2.2
[INFO] tweaked toml for crates.io crate sqsquatch 0.2.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74ced15a20370598392d4646607589db1a16b1f60f4ab2bcf042b2f388e648b5
[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" "74ced15a20370598392d4646607589db1a16b1f60f4ab2bcf042b2f388e648b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74ced15a20370598392d4646607589db1a16b1f60f4ab2bcf042b2f388e648b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74ced15a20370598392d4646607589db1a16b1f60f4ab2bcf042b2f388e648b5", kill_on_drop: false }`
[INFO] [stdout] 74ced15a20370598392d4646607589db1a16b1f60f4ab2bcf042b2f388e648b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af385f21544272ec9eb21ffd45ea8c61b2a4491ae7ff66fe1e137c305ff9bc5a
[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" "af385f21544272ec9eb21ffd45ea8c61b2a4491ae7ff66fe1e137c305ff9bc5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking tracing-core v0.1.15
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling rusoto_core v0.42.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-signal v0.2.9
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking tokio-process v0.2.5
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking typed-headers v0.1.1
[INFO] [stderr]     Checking tokio-sync v0.2.0-alpha.6
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking hyper-proxy v0.5.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling tokio-macros v0.2.0-alpha.6
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking tokio-executor v0.2.0-alpha.6
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking tokio-io v0.2.0-alpha.6
[INFO] [stderr]     Checking tokio-codec v0.2.0-alpha.6
[INFO] [stderr]     Checking tokio-net v0.2.0-alpha.6
[INFO] [stderr]     Checking tokio-timer v0.3.0-alpha.6
[INFO] [stderr]     Checking tokio-fs v0.2.0-alpha.6
[INFO] [stderr]     Checking rusoto_credential v0.42.0
[INFO] [stderr]     Checking rusoto_signature v0.42.0
[INFO] [stderr]     Checking tokio v0.2.0-alpha.6
[INFO] [stderr]     Checking rusoto_mock v0.42.0
[INFO] [stderr]     Checking rusoto_sqs v0.42.0
[INFO] [stderr]  Documenting sqsquatch v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `http::HttpTryFrom`
[INFO] [stdout]  --> src/utils.rs:2:43
[INFO] [stdout]   |
[INFO] [stdout] 2 | use http::{header::HeaderName, HeaderMap, HttpTryFrom, StatusCode};
[INFO] [stdout]   |                                           ^^^^^^^^^^^ no `HttpTryFrom` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(crate_visibility_modifier, error_iter, result_map_or_else)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `sqsquatch`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name sqsquatch src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern futures01=/opt/rustwide/target/debug/deps/libfutures-29a973654112bb9d.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-09c8be397b2e29e5.rmeta --extern http=/opt/rustwide/target/debug/deps/libhttp-fd2d8927d0da3b9d.rmeta --extern hyper=/opt/rustwide/target/debug/deps/libhyper-039e07fb2c7d61c2.rmeta --extern hyper_proxy=/opt/rustwide/target/debug/deps/libhyper_proxy-77c97c02fdf97a0f.rmeta --extern hyper_tls=/opt/rustwide/target/debug/deps/libhyper_tls-d778912da228e55c.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-57a7edc7f441d44c.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-958bf2a074a4960f.rmeta --extern md5=/opt/rustwide/target/debug/deps/libmd5-95bb0c0fd269b871.rmeta --extern rusoto_core=/opt/rustwide/target/debug/deps/librusoto_core-6391bc6ec5059259.rmeta --extern rusoto_credential=/opt/rustwide/target/debug/deps/librusoto_credential-73de7e504e23b875.rmeta --extern rusoto_mock=/opt/rustwide/target/debug/deps/librusoto_mock-f7def36a1f6e8659.rmeta --extern rusoto_sqs=/opt/rustwide/target/debug/deps/librusoto_sqs-b6519bee16956c78.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-5429dd6d097468fb.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-6755a24efcfc79e1.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-8b375323bae7149c.rmeta --extern tokio_core=/opt/rustwide/target/debug/deps/libtokio_core-b7c5f2d4c23db638.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-775f8e0cdd7ce0f7.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "af385f21544272ec9eb21ffd45ea8c61b2a4491ae7ff66fe1e137c305ff9bc5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af385f21544272ec9eb21ffd45ea8c61b2a4491ae7ff66fe1e137c305ff9bc5a", kill_on_drop: false }`
[INFO] [stdout] af385f21544272ec9eb21ffd45ea8c61b2a4491ae7ff66fe1e137c305ff9bc5a