Dec 19 21:41:29.359 INFO checking TheAdnan/Nickel-test against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 21:41:29.359 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/TheAdnan/Nickel-test:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 21:41:29.848 INFO [stdout] c5a563bd8a78ee344eea086bda3f8dfcd6bca5fa0062521f22f7a8f3afd0d4d4
Dec 19 21:41:29.854 INFO running `"docker" "start" "-a" "c5a563bd8a78ee344eea086bda3f8dfcd6bca5fa0062521f22f7a8f3afd0d4d4"`
Dec 19 21:41:31.600 INFO [stderr]     Checking mustache v0.8.2
Dec 19 21:41:31.600 INFO [stderr]     Checking serde_json v1.0.19
Dec 19 21:41:31.600 INFO [stderr]     Checking scan_fmt v0.1.3
Dec 19 21:41:31.600 INFO [stderr]     Checking textnonce v0.6.3
Dec 19 21:41:33.013 INFO [stderr]     Checking nickel v0.10.1
Dec 19 21:41:35.472 INFO [stderr]     Checking bson v0.10.0
Dec 19 21:41:37.123 INFO [stderr]     Checking mongodb v0.3.7
Dec 19 21:41:39.488 INFO [stderr]     Checking rust-web v0.1.0 (/opt/crater/workdir)
Dec 19 21:41:40.170 INFO [stderr] warning: unused imports: `MediaType`, `MiddlewareResult`, `Request`, `Response`
Dec 19 21:41:40.171 INFO [stderr]  --> src/main.rs:9:44
Dec 19 21:41:40.171 INFO [stderr]   |
Dec 19 21:41:40.171 INFO [stderr] 9 | use nickel::{Nickel, HttpRouter, JsonBody, Response, Request, MediaType, MiddlewareResult};
Dec 19 21:41:40.171 INFO [stderr]   |                                            ^^^^^^^^  ^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^^^^
Dec 19 21:41:40.171 INFO [stderr]   |
Dec 19 21:41:40.171 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 21:41:40.171 INFO [stderr] 
Dec 19 21:41:40.172 INFO [stderr] warning: unused import: `mongodb::error::Result as MongoResult`
Dec 19 21:41:40.172 INFO [stderr]   --> src/main.rs:16:5
Dec 19 21:41:40.172 INFO [stderr]    |
Dec 19 21:41:40.172 INFO [stderr] 16 | use mongodb::error::Result as MongoResult;
Dec 19 21:41:40.172 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:41:40.172 INFO [stderr] 
Dec 19 21:41:40.172 INFO [stderr] warning: unused imports: `Bson`, `Document`
Dec 19 21:41:40.172 INFO [stderr]   --> src/main.rs:19:12
Dec 19 21:41:40.172 INFO [stderr]    |
Dec 19 21:41:40.172 INFO [stderr] 19 | use bson::{Bson, Document};
Dec 19 21:41:40.172 INFO [stderr]    |            ^^^^  ^^^^^^^^
Dec 19 21:41:40.172 INFO [stderr] 
Dec 19 21:41:40.172 INFO [stderr] warning: unused import: `bson::oid::ObjectId`
Dec 19 21:41:40.172 INFO [stderr]   --> src/main.rs:20:5
Dec 19 21:41:40.172 INFO [stderr]    |
Dec 19 21:41:40.172 INFO [stderr] 20 | use bson::oid::ObjectId;
Dec 19 21:41:40.172 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 21:41:40.172 INFO [stderr] 
Dec 19 21:41:40.176 INFO [stderr] warning: unused imports: `Json`, `ToJson`
Dec 19 21:41:40.176 INFO [stderr]   --> src/main.rs:23:29
Dec 19 21:41:40.176 INFO [stderr]    |
Dec 19 21:41:40.176 INFO [stderr] 23 | use rustc_serialize::json::{Json, ToJson};
Dec 19 21:41:40.176 INFO [stderr]    |                             ^^^^  ^^^^^^
Dec 19 21:41:40.176 INFO [stderr] 
Dec 19 21:41:40.231 INFO [stderr] warning: unused imports: `MediaType`, `MiddlewareResult`, `Request`, `Response`
Dec 19 21:41:40.231 INFO [stderr]  --> src/main.rs:9:44
Dec 19 21:41:40.231 INFO [stderr]   |
Dec 19 21:41:40.231 INFO [stderr] 9 | use nickel::{Nickel, HttpRouter, JsonBody, Response, Request, MediaType, MiddlewareResult};
Dec 19 21:41:40.231 INFO [stderr]   |                                            ^^^^^^^^  ^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^^^^
Dec 19 21:41:40.231 INFO [stderr]   |
Dec 19 21:41:40.231 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 21:41:40.231 INFO [stderr] 
Dec 19 21:41:40.231 INFO [stderr] warning: unused import: `mongodb::error::Result as MongoResult`
Dec 19 21:41:40.231 INFO [stderr]   --> src/main.rs:16:5
Dec 19 21:41:40.231 INFO [stderr]    |
Dec 19 21:41:40.231 INFO [stderr] 16 | use mongodb::error::Result as MongoResult;
Dec 19 21:41:40.231 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:41:40.231 INFO [stderr] 
Dec 19 21:41:40.231 INFO [stderr] warning: unused imports: `Bson`, `Document`
Dec 19 21:41:40.231 INFO [stderr]   --> src/main.rs:19:12
Dec 19 21:41:40.231 INFO [stderr]    |
Dec 19 21:41:40.231 INFO [stderr] 19 | use bson::{Bson, Document};
Dec 19 21:41:40.231 INFO [stderr]    |            ^^^^  ^^^^^^^^
Dec 19 21:41:40.231 INFO [stderr] 
Dec 19 21:41:40.231 INFO [stderr] warning: unused import: `bson::oid::ObjectId`
Dec 19 21:41:40.231 INFO [stderr]   --> src/main.rs:20:5
Dec 19 21:41:40.231 INFO [stderr]    |
Dec 19 21:41:40.231 INFO [stderr] 20 | use bson::oid::ObjectId;
Dec 19 21:41:40.231 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 21:41:40.231 INFO [stderr] 
Dec 19 21:41:40.231 INFO [stderr] warning: unused imports: `Json`, `ToJson`
Dec 19 21:41:40.231 INFO [stderr]   --> src/main.rs:23:29
Dec 19 21:41:40.231 INFO [stderr]    |
Dec 19 21:41:40.231 INFO [stderr] 23 | use rustc_serialize::json::{Json, ToJson};
Dec 19 21:41:40.231 INFO [stderr]    |                             ^^^^  ^^^^^^
Dec 19 21:41:40.231 INFO [stderr] 
Dec 19 21:41:40.266 INFO [stderr] warning: unused variable: `request`
Dec 19 21:41:40.267 INFO [stderr]   --> src/main.rs:37:40
Dec 19 21:41:40.267 INFO [stderr]    |
Dec 19 21:41:40.267 INFO [stderr] 37 |     router.get("/home", middleware! { |request, response|
Dec 19 21:41:40.267 INFO [stderr]    |                                        ^^^^^^^ help: consider using `_request` instead
Dec 19 21:41:40.267 INFO [stderr]    |
Dec 19 21:41:40.267 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 21:41:40.267 INFO [stderr] 
Dec 19 21:41:40.268 INFO [stderr] warning: unused variable: `request`
Dec 19 21:41:40.268 INFO [stderr]   --> src/main.rs:41:41
Dec 19 21:41:40.268 INFO [stderr]    |
Dec 19 21:41:40.268 INFO [stderr] 41 |     router.get("/users", middleware! { |request, response|
Dec 19 21:41:40.268 INFO [stderr]    |                                         ^^^^^^^ help: consider using `_request` instead
Dec 19 21:41:40.268 INFO [stderr] 
Dec 19 21:41:40.282 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 21:41:40.282 INFO [stderr]   --> src/main.rs:73:5
Dec 19 21:41:40.282 INFO [stderr]    |
Dec 19 21:41:40.283 INFO [stderr] 73 |     server.listen("127.0.0.1:1992");
Dec 19 21:41:40.283 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:41:40.283 INFO [stderr]    |
Dec 19 21:41:40.283 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 21:41:40.283 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 21:41:40.283 INFO [stderr] 
Dec 19 21:41:40.311 INFO [stderr] warning: unused variable: `request`
Dec 19 21:41:40.312 INFO [stderr]   --> src/main.rs:37:40
Dec 19 21:41:40.312 INFO [stderr]    |
Dec 19 21:41:40.312 INFO [stderr] 37 |     router.get("/home", middleware! { |request, response|
Dec 19 21:41:40.312 INFO [stderr]    |                                        ^^^^^^^ help: consider using `_request` instead
Dec 19 21:41:40.312 INFO [stderr]    |
Dec 19 21:41:40.312 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 21:41:40.312 INFO [stderr] 
Dec 19 21:41:40.312 INFO [stderr] warning: unused variable: `request`
Dec 19 21:41:40.312 INFO [stderr]   --> src/main.rs:41:41
Dec 19 21:41:40.312 INFO [stderr]    |
Dec 19 21:41:40.312 INFO [stderr] 41 |     router.get("/users", middleware! { |request, response|
Dec 19 21:41:40.312 INFO [stderr]    |                                         ^^^^^^^ help: consider using `_request` instead
Dec 19 21:41:40.312 INFO [stderr] 
Dec 19 21:41:40.332 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 21:41:40.332 INFO [stderr]   --> src/main.rs:73:5
Dec 19 21:41:40.332 INFO [stderr]    |
Dec 19 21:41:40.332 INFO [stderr] 73 |     server.listen("127.0.0.1:1992");
Dec 19 21:41:40.332 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:41:40.332 INFO [stderr]    |
Dec 19 21:41:40.332 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 21:41:40.332 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 21:41:40.332 INFO [stderr] 
Dec 19 21:41:40.353 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.95s
Dec 19 21:41:40.735 INFO running `"docker" "inspect" "c5a563bd8a78ee344eea086bda3f8dfcd6bca5fa0062521f22f7a8f3afd0d4d4"`
Dec 19 21:41:40.910 INFO running `"docker" "rm" "-f" "c5a563bd8a78ee344eea086bda3f8dfcd6bca5fa0062521f22f7a8f3afd0d4d4"`
Dec 19 21:41:41.023 INFO [stdout] c5a563bd8a78ee344eea086bda3f8dfcd6bca5fa0062521f22f7a8f3afd0d4d4