[INFO] updating cached repository perillamint/rustybox
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/perillamint/rustybox
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/perillamint/rustybox" "work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/perillamint/rustybox"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/perillamint/rustybox'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/perillamint/rustybox" "work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/perillamint/rustybox"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/perillamint/rustybox'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c5313c95e2cb3596f5f9be442f8d820e1724c26f
[INFO] sha for GitHub repo perillamint/rustybox: c5313c95e2cb3596f5f9be442f8d820e1724c26f
[INFO] validating manifest of perillamint/rustybox on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of perillamint/rustybox on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing perillamint/rustybox
[INFO] finished frobbing perillamint/rustybox
[INFO] frobbed toml for perillamint/rustybox written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/perillamint/rustybox/Cargo.toml
[INFO] started frobbing perillamint/rustybox
[INFO] finished frobbing perillamint/rustybox
[INFO] frobbed toml for perillamint/rustybox written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/perillamint/rustybox/Cargo.toml
[INFO] crate perillamint/rustybox already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking perillamint/rustybox against try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc for pr-62181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-5/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/perillamint/rustybox:/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" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 45f907ba56c492db3afa83b2e5b380d9eadfb32e6e4bd18834d797c57c25dca2
[INFO] running `"docker" "start" "-a" "45f907ba56c492db3afa83b2e5b380d9eadfb32e6e4bd18834d797c57c25dca2"`
[INFO] [stderr]     Checking phf_shared v0.7.20
[INFO] [stderr]     Checking md5 v0.2.1
[INFO] [stderr]     Checking bufstream v0.1.2
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]     Checking time v0.1.36
[INFO] [stderr]     Checking phf v0.7.20
[INFO] [stderr]     Checking postgres-protocol v0.2.0
[INFO] [stderr]     Checking hyper v0.10.0
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking postgres-shared v0.1.0
[INFO] [stderr]    Compiling tempdir v0.3.5
[INFO] [stderr]    Compiling skeptic v0.6.1
[INFO] [stderr]     Checking postgres v0.13.5
[INFO] [stderr]    Compiling liquid v0.9.0 (https://github.com/cobalt-org/liquid-rust.git#ea54dd37)
[INFO] [stderr]     Checking iron v0.5.1
[INFO] [stderr]     Checking router v0.5.0
[INFO] [stderr]     Checking persistent v0.3.0
[INFO] [stderr]     Checking rustybox v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `persistent::*`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use persistent::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `persistent::*`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use persistent::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `filebox`
[INFO] [stderr]   --> src/main.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let mut filebox = Filebox::new(&String::from("11"));
[INFO] [stderr]    |             ^^^^^^^ help: consider prefixing with an underscore: `_filebox`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cfgfile`
[INFO] [stderr]   --> src/main.rs:19:16
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn new(cfgfile: &String) -> Filebox {
[INFO] [stderr]    |                ^^^^^^^ help: consider prefixing with an underscore: `_cfgfile`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]   --> src/main.rs:24:20
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn handler(req: &mut Request) -> IronResult<Response> {
[INFO] [stderr]    |                    ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let mut filebox = Filebox::new(&String::from("11"));
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let mut chain = Chain::new(router);
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `filebox`
[INFO] [stderr]   --> src/main.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let mut filebox = Filebox::new(&String::from("11"));
[INFO] [stderr]    |             ^^^^^^^ help: consider prefixing with an underscore: `_filebox`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cfgfile`
[INFO] [stderr]   --> src/main.rs:19:16
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn new(cfgfile: &String) -> Filebox {
[INFO] [stderr]    |                ^^^^^^^ help: consider prefixing with an underscore: `_cfgfile`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]   --> src/main.rs:24:20
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn handler(req: &mut Request) -> IronResult<Response> {
[INFO] [stderr]    |                    ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let mut filebox = Filebox::new(&String::from("11"));
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let mut chain = Chain::new(router);
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.96s
[INFO] running `"docker" "inspect" "45f907ba56c492db3afa83b2e5b380d9eadfb32e6e4bd18834d797c57c25dca2"`
[INFO] running `"docker" "rm" "-f" "45f907ba56c492db3afa83b2e5b380d9eadfb32e6e4bd18834d797c57c25dca2"`
[INFO] [stdout] 45f907ba56c492db3afa83b2e5b380d9eadfb32e6e4bd18834d797c57c25dca2