[INFO] updating cached repository TheAdnan/Nickel-test
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TheAdnan/Nickel-test
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TheAdnan/Nickel-test" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/TheAdnan/Nickel-test"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/TheAdnan/Nickel-test'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TheAdnan/Nickel-test" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/TheAdnan/Nickel-test"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/TheAdnan/Nickel-test'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3a17c2d97bec951ab7fdc2dfa0a44b0f855f1ed5
[INFO] sha for GitHub repo TheAdnan/Nickel-test: 3a17c2d97bec951ab7fdc2dfa0a44b0f855f1ed5
[INFO] validating manifest of TheAdnan/Nickel-test on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of TheAdnan/Nickel-test on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing TheAdnan/Nickel-test
[INFO] finished frobbing TheAdnan/Nickel-test
[INFO] frobbed toml for TheAdnan/Nickel-test written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/TheAdnan/Nickel-test/Cargo.toml
[INFO] started frobbing TheAdnan/Nickel-test
[INFO] finished frobbing TheAdnan/Nickel-test
[INFO] frobbed toml for TheAdnan/Nickel-test written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/TheAdnan/Nickel-test/Cargo.toml
[INFO] crate TheAdnan/Nickel-test already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking TheAdnan/Nickel-test against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-2/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/TheAdnan/Nickel-test:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3db8ac52e154a6bb791a61f6adce2660b05590ae9d7edeb45b74d890a1c4414f
[INFO] running `"docker" "start" "-a" "3db8ac52e154a6bb791a61f6adce2660b05590ae9d7edeb45b74d890a1c4414f"`
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking serde_json v1.0.19
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking mustache v0.8.2
[INFO] [stderr]     Checking chrono v0.4.2
[INFO] [stderr]     Checking scan_fmt v0.1.3
[INFO] [stderr]     Checking nickel v0.10.1
[INFO] [stderr]     Checking textnonce v0.6.3
[INFO] [stderr]     Checking bson v0.10.0
[INFO] [stderr]     Checking mongodb v0.3.7
[INFO] [stderr]     Checking rust-web v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `MediaType`, `MiddlewareResult`, `Request`, `Response`
[INFO] [stderr]  --> src/main.rs:9:44
[INFO] [stderr]   |
[INFO] [stderr] 9 | use nickel::{Nickel, HttpRouter, JsonBody, Response, Request, MediaType, MiddlewareResult};
[INFO] [stderr]   |                                            ^^^^^^^^  ^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mongodb::error::Result as MongoResult`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use mongodb::error::Result as MongoResult;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Bson`, `Document`
[INFO] [stderr]   --> src/main.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 | use bson::{Bson, Document};
[INFO] [stderr]    |            ^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bson::oid::ObjectId`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use bson::oid::ObjectId;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Json`, `ToJson`
[INFO] [stderr]   --> src/main.rs:23:29
[INFO] [stderr]    |
[INFO] [stderr] 23 | use rustc_serialize::json::{Json, ToJson};
[INFO] [stderr]    |                             ^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `MediaType`, `MiddlewareResult`, `Request`, `Response`
[INFO] [stderr]  --> src/main.rs:9:44
[INFO] [stderr]   |
[INFO] [stderr] 9 | use nickel::{Nickel, HttpRouter, JsonBody, Response, Request, MediaType, MiddlewareResult};
[INFO] [stderr]   |                                            ^^^^^^^^  ^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mongodb::error::Result as MongoResult`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use mongodb::error::Result as MongoResult;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Bson`, `Document`
[INFO] [stderr]   --> src/main.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 | use bson::{Bson, Document};
[INFO] [stderr]    |            ^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bson::oid::ObjectId`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use bson::oid::ObjectId;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Json`, `ToJson`
[INFO] [stderr]   --> src/main.rs:23:29
[INFO] [stderr]    |
[INFO] [stderr] 23 | use rustc_serialize::json::{Json, ToJson};
[INFO] [stderr]    |                             ^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request`
[INFO] [stderr]   --> src/main.rs:37:40
[INFO] [stderr]    |
[INFO] [stderr] 37 |     router.get("/home", middleware! { |request, response|
[INFO] [stderr]    |                                        ^^^^^^^ help: consider prefixing with an underscore: `_request`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request`
[INFO] [stderr]   --> src/main.rs:41:41
[INFO] [stderr]    |
[INFO] [stderr] 41 |     router.get("/users", middleware! { |request, response|
[INFO] [stderr]    |                                         ^^^^^^^ help: consider prefixing with an underscore: `_request`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     server.listen("127.0.0.1:1992");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request`
[INFO] [stderr]   --> src/main.rs:37:40
[INFO] [stderr]    |
[INFO] [stderr] 37 |     router.get("/home", middleware! { |request, response|
[INFO] [stderr]    |                                        ^^^^^^^ help: consider prefixing with an underscore: `_request`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request`
[INFO] [stderr]   --> src/main.rs:41:41
[INFO] [stderr]    |
[INFO] [stderr] 41 |     router.get("/users", middleware! { |request, response|
[INFO] [stderr]    |                                         ^^^^^^^ help: consider prefixing with an underscore: `_request`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     server.listen("127.0.0.1:1992");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.43s
[INFO] running `"docker" "inspect" "3db8ac52e154a6bb791a61f6adce2660b05590ae9d7edeb45b74d890a1c4414f"`
[INFO] running `"docker" "rm" "-f" "3db8ac52e154a6bb791a61f6adce2660b05590ae9d7edeb45b74d890a1c4414f"`
[INFO] [stdout] 3db8ac52e154a6bb791a61f6adce2660b05590ae9d7edeb45b74d890a1c4414f