[INFO] updating cached repository cleech/adventofcode2016
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cleech/adventofcode2016
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cleech/adventofcode2016" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/cleech/adventofcode2016"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/cleech/adventofcode2016'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cleech/adventofcode2016" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/cleech/adventofcode2016"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/cleech/adventofcode2016'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] caab75d8a62b0f0fc1b33a91b81d1d045917d237
[INFO] sha for GitHub repo cleech/adventofcode2016: caab75d8a62b0f0fc1b33a91b81d1d045917d237
[INFO] validating manifest of cleech/adventofcode2016 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cleech/adventofcode2016 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cleech/adventofcode2016
[INFO] finished frobbing cleech/adventofcode2016
[INFO] frobbed toml for cleech/adventofcode2016 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/cleech/adventofcode2016/Cargo.toml
[INFO] started frobbing cleech/adventofcode2016
[INFO] finished frobbing cleech/adventofcode2016
[INFO] frobbed toml for cleech/adventofcode2016 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/cleech/adventofcode2016/Cargo.toml
[INFO] crate cleech/adventofcode2016 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cleech/adventofcode2016 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-1/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/cleech/adventofcode2016:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 233cf12fc0abb9ed0016a9fa6f1c45b79e006ef80ca20ef3f9c6f035381431e2
[INFO] running `"docker" "start" "-a" "233cf12fc0abb9ed0016a9fa6f1c45b79e006ef80ca20ef3f9c6f035381431e2"`
[INFO] [stderr]     Checking libc v0.2.18
[INFO] [stderr]     Checking rustc-serialize v0.3.22
[INFO] [stderr]    Compiling gcc v0.3.41
[INFO] [stderr]     Checking odds v0.2.25
[INFO] [stderr]     Checking either v1.0.2
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking strsim v0.5.2
[INFO] [stderr]     Checking unicode-segmentation v0.1.3
[INFO] [stderr]     Checking permutohedron v0.2.2
[INFO] [stderr]     Checking nom v2.0.1
[INFO] [stderr]     Checking scan_fmt v0.1.1
[INFO] [stderr]     Checking itertools v0.5.8
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking term_size v0.2.1
[INFO] [stderr]     Checking num_cpus v1.2.1
[INFO] [stderr]     Checking clap v2.19.3
[INFO] [stderr]     Checking time v0.1.35
[INFO] [stderr]     Checking nodrop v0.1.8
[INFO] [stderr]     Checking arrayvec v0.3.20
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking num-bigint v0.1.35
[INFO] [stderr]     Checking num-complex v0.1.35
[INFO] [stderr]     Checking num-rational v0.1.35
[INFO] [stderr]     Checking num v0.1.36
[INFO] [stderr]     Checking nalgebra v0.10.1
[INFO] [stderr]     Checking adventofcode2016 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:34:10
[INFO] [stderr]    |
[INFO] [stderr] 34 |         1...25=> {
[INFO] [stderr]    |          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:45:10
[INFO] [stderr]    |
[INFO] [stderr] 45 |         1...25 => {
[INFO] [stderr]    |          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to`
[INFO] [stderr]    --> src/bin/day22.rs:131:41
[INFO] [stderr]     |
[INFO] [stderr] 131 |     fn move_gap(&mut self, from: Coord, to: Coord) -> Result<usize, ()> {
[INFO] [stderr]     |                                         ^^ help: consider prefixing with an underscore: `_to`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/bin/day11-astar.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to`
[INFO] [stderr]    --> src/bin/day22.rs:131:41
[INFO] [stderr]     |
[INFO] [stderr] 131 |     fn move_gap(&mut self, from: Coord, to: Coord) -> Result<usize, ()> {
[INFO] [stderr]     |                                         ^^ help: consider prefixing with an underscore: `_to`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/bin/day10.rs:104:1
[INFO] [stderr]     |
[INFO] [stderr] 104 | / lazy_static! {
[INFO] [stderr] 105 | |     static ref CHAN: (Mutex<Sender<Msg>>, Mutex<Receiver<Msg>>) = {
[INFO] [stderr] 106 | |         let (tx, rx) = mpsc::channel();
[INFO] [stderr] 107 | |         (Mutex::new(tx), Mutex::new(rx))
[INFO] [stderr] 108 | |     };
[INFO] [stderr] 109 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/bin/day10.rs:104:1
[INFO] [stderr]     |
[INFO] [stderr] 104 | / lazy_static! {
[INFO] [stderr] 105 | |     static ref CHAN: (Mutex<Sender<Msg>>, Mutex<Receiver<Msg>>) = {
[INFO] [stderr] 106 | |         let (tx, rx) = mpsc::channel();
[INFO] [stderr] 107 | |         (Mutex::new(tx), Mutex::new(rx))
[INFO] [stderr] 108 | |     };
[INFO] [stderr] 109 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/bin/day11-astar.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0635]: unknown feature `step_by`
[INFO] [stderr]  --> src/bin/day15.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(step_by)]
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/bin/day10.rs:104:1
[INFO] [stderr]     |
[INFO] [stderr] 104 | / lazy_static! {
[INFO] [stderr] 105 | |     static ref CHAN: (Mutex<Sender<Msg>>, Mutex<Receiver<Msg>>) = {
[INFO] [stderr] 106 | |         let (tx, rx) = mpsc::channel();
[INFO] [stderr] 107 | |         (Mutex::new(tx), Mutex::new(rx))
[INFO] [stderr] 108 | |     };
[INFO] [stderr] 109 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/bin/day10.rs:104:1
[INFO] [stderr]     |
[INFO] [stderr] 104 | / lazy_static! {
[INFO] [stderr] 105 | |     static ref CHAN: (Mutex<Sender<Msg>>, Mutex<Receiver<Msg>>) = {
[INFO] [stderr] 106 | |         let (tx, rx) = mpsc::channel();
[INFO] [stderr] 107 | |         (Mutex::new(tx), Mutex::new(rx))
[INFO] [stderr] 108 | |     };
[INFO] [stderr] 109 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0635`.
[INFO] [stderr] error: Could not compile `adventofcode2016`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "233cf12fc0abb9ed0016a9fa6f1c45b79e006ef80ca20ef3f9c6f035381431e2"`
[INFO] running `"docker" "rm" "-f" "233cf12fc0abb9ed0016a9fa6f1c45b79e006ef80ca20ef3f9c6f035381431e2"`
[INFO] [stdout] 233cf12fc0abb9ed0016a9fa6f1c45b79e006ef80ca20ef3f9c6f035381431e2