[INFO] updating cached repository sxend/rsrok
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sxend/rsrok
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sxend/rsrok" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/sxend/rsrok"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/sxend/rsrok'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sxend/rsrok" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/sxend/rsrok"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/sxend/rsrok'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 26bba68a40ec601b0b1ace69faf08072614cda31
[INFO] sha for GitHub repo sxend/rsrok: 26bba68a40ec601b0b1ace69faf08072614cda31
[INFO] validating manifest of sxend/rsrok on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sxend/rsrok on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sxend/rsrok
[INFO] finished frobbing sxend/rsrok
[INFO] frobbed toml for sxend/rsrok written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/sxend/rsrok/Cargo.toml
[INFO] started frobbing sxend/rsrok
[INFO] finished frobbing sxend/rsrok
[INFO] frobbed toml for sxend/rsrok written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/sxend/rsrok/Cargo.toml
[INFO] crate sxend/rsrok already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking sxend/rsrok against master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7 for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-4/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/sxend/rsrok:/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" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 14eb46a59e0c5eb4b1d95a49d0628fe12c6ebda3e94f429f6371199a93755aaf
[INFO] running `"docker" "start" "-a" "14eb46a59e0c5eb4b1d95a49d0628fe12c6ebda3e94f429f6371199a93755aaf"`
[INFO] [stderr]     Checking libc v0.2.31
[INFO] [stderr]     Checking serde_json v1.0.3
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking num_cpus v1.6.2
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking rand v0.3.16
[INFO] [stderr]     Checking textwrap v0.8.0
[INFO] [stderr]     Checking clap v2.26.2
[INFO] [stderr]     Checking hyper v0.10.13
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking iron v0.5.1
[INFO] [stderr]     Checking router v0.5.1
[INFO] [stderr]     Checking rsrok v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `SubCommand`
[INFO] [stderr]  --> src/rsrok.rs:5:22
[INFO] [stderr]   |
[INFO] [stderr] 5 | use clap::{App, Arg, SubCommand};
[INFO] [stderr]   |                      ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `iron::*`
[INFO] [stderr]  --> src/rsrok.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use iron::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `iron::typemap`
[INFO] [stderr]  --> src/rsrok.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use iron::typemap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `iron::headers::*`
[INFO] [stderr]  --> src/rsrok.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use iron::headers::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `router::Router`
[INFO] [stderr]  --> src/rsrok.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use router::Router;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rsrokd.rs:50:22
[INFO] [stderr]    |
[INFO] [stderr] 50 |     api_handler: Box<Handler>,
[INFO] [stderr]    |                      ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rsrokd.rs:51:25
[INFO] [stderr]    |
[INFO] [stderr] 51 |     tunnel_handler: Box<Handler>,
[INFO] [stderr]    |                         ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/rsrokd.rs:105:27
[INFO] [stderr]     |
[INFO] [stderr] 105 |         Ok(Response::with((status::NotFound)))
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/rsrokd.rs:107:47
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn join_route(rsrokd: Arc<Rsrokd>) -> Box<Handler> {
[INFO] [stderr]     |                                               ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SubCommand`
[INFO] [stderr]  --> src/rsrok.rs:5:22
[INFO] [stderr]   |
[INFO] [stderr] 5 | use clap::{App, Arg, SubCommand};
[INFO] [stderr]   |                      ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `iron::*`
[INFO] [stderr]  --> src/rsrok.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use iron::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `iron::typemap`
[INFO] [stderr]  --> src/rsrok.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use iron::typemap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `iron::headers::*`
[INFO] [stderr]  --> src/rsrok.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use iron::headers::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `router::Router`
[INFO] [stderr]  --> src/rsrok.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use router::Router;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rsrokd.rs:50:22
[INFO] [stderr]    |
[INFO] [stderr] 50 |     api_handler: Box<Handler>,
[INFO] [stderr]    |                      ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rsrokd.rs:51:25
[INFO] [stderr]    |
[INFO] [stderr] 51 |     tunnel_handler: Box<Handler>,
[INFO] [stderr]    |                         ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/rsrokd.rs:105:27
[INFO] [stderr]     |
[INFO] [stderr] 105 |         Ok(Response::with((status::NotFound)))
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/rsrokd.rs:107:47
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn join_route(rsrokd: Arc<Rsrokd>) -> Box<Handler> {
[INFO] [stderr]     |                                               ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]    --> src/rsrokd.rs:104:14
[INFO] [stderr]     |
[INFO] [stderr] 104 |     fn dummy(req: &mut Request) -> IronResult<Response> {
[INFO] [stderr]     |              ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]    --> src/rsrokd.rs:108:25
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let foo = move |req: &mut Request| {
[INFO] [stderr]     |                         ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]    --> src/rsrokd.rs:104:14
[INFO] [stderr]     |
[INFO] [stderr] 104 |     fn dummy(req: &mut Request) -> IronResult<Response> {
[INFO] [stderr]     |              ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]    --> src/rsrokd.rs:108:25
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let foo = move |req: &mut Request| {
[INFO] [stderr]     |                         ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.20s
[INFO] running `"docker" "inspect" "14eb46a59e0c5eb4b1d95a49d0628fe12c6ebda3e94f429f6371199a93755aaf"`
[INFO] running `"docker" "rm" "-f" "14eb46a59e0c5eb4b1d95a49d0628fe12c6ebda3e94f429f6371199a93755aaf"`
[INFO] [stdout] 14eb46a59e0c5eb4b1d95a49d0628fe12c6ebda3e94f429f6371199a93755aaf