[INFO] updating cached repository https://github.com/ocstl/advent_of_code_2015
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c272977ccb793734d1feceacf14ff30e35e234ef
[INFO] checking ocstl/advent_of_code_2015 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Focstl%2Fadvent_of_code_2015" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ocstl/advent_of_code_2015 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ocstl/advent_of_code_2015
[INFO] finished tweaking git repo https://github.com/ocstl/advent_of_code_2015
[INFO] tweaked toml for git repo https://github.com/ocstl/advent_of_code_2015 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ocstl/advent_of_code_2015 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4fcfca265d6976352aaf3c1e76b80fbf5cbe3458391b717e9a045dd45466e0ee
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "4fcfca265d6976352aaf3c1e76b80fbf5cbe3458391b717e9a045dd45466e0ee"`
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling serde v1.0.88
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]     Checking advent_of_code_2015 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]  --> src/bin/day12.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     use super::*;
[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/bin/day20.rs:36:23
[INFO] [stderr]    |
[INFO] [stderr] 36 |             (0, a @ 1 ... 50, b @ 1 ... 50) =>
[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/bin/day20.rs:36:37
[INFO] [stderr]    |
[INFO] [stderr] 36 |             (0, a @ 1 ... 50, b @ 1 ... 50) =>
[INFO] [stderr]    |                                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/bin/day20.rs:38:19
[INFO] [stderr]    |
[INFO] [stderr] 38 |             (0, 1 ... 50, b) => b,
[INFO] [stderr]    |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/bin/day20.rs:39:22
[INFO] [stderr]    |
[INFO] [stderr] 39 |             (0, a, 1 ... 50) => a,
[INFO] [stderr]    |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `u32` is invalid
[INFO] [stderr]   --> src/bin/day20.rs:21:15
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let end = (house_number as f64).sqrt() as u32 + 1;
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `u32` is invalid
[INFO] [stderr]   --> src/bin/day20.rs:32:15
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let end = (house_number as f64).sqrt() as u32 + 1;
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0606`.
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/day2.rs:68:42
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn main() -> std::result::Result<(), Box<Error>> {
[INFO] [stderr]    |                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `advent_of_code_2015`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]  --> src/bin/day13.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     use super::*;
[INFO] [stderr]   |         ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]  --> src/bin/day14.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     use super::*;
[INFO] [stderr]   |         ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "4fcfca265d6976352aaf3c1e76b80fbf5cbe3458391b717e9a045dd45466e0ee"`
[INFO] running `"docker" "rm" "-f" "4fcfca265d6976352aaf3c1e76b80fbf5cbe3458391b717e9a045dd45466e0ee"`
[INFO] [stdout] 4fcfca265d6976352aaf3c1e76b80fbf5cbe3458391b717e9a045dd45466e0ee