[INFO] updating cached repository https://github.com/michaelfairley/adventofcode2016
[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] 965b548a49b848ce4e60f3e53924a6910505411d
[INFO] testing michaelfairley/adventofcode2016 against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelfairley%2Fadventofcode2016" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michaelfairley/adventofcode2016 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/michaelfairley/adventofcode2016
[INFO] finished tweaking git repo https://github.com/michaelfairley/adventofcode2016
[INFO] tweaked toml for git repo https://github.com/michaelfairley/adventofcode2016 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/michaelfairley/adventofcode2016 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e5aaf05e30565139519933518294ada3f88c8b7ec14846488fbf21d7ca42543c
[INFO] running `"docker" "start" "-a" "e5aaf05e30565139519933518294ada3f88c8b7ec14846488fbf21d7ca42543c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling gcc v0.3.39
[INFO] [stderr]    Compiling rustc-serialize v0.3.21
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling adventofcode2016 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0428]: the name `CIRCLE_SIZE` is defined multiple times
[INFO] [stderr]  --> src/bin/19b.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | const CIRCLE_SIZE: usize = 3001330;
[INFO] [stderr]   | ----------------------------------- previous definition of the value `CIRCLE_SIZE` here
[INFO] [stderr] 4 | const CIRCLE_SIZE: usize = 5;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `CIRCLE_SIZE` redefined here
[INFO] [stderr]   |
[INFO] [stderr]   = note: `CIRCLE_SIZE` must be defined only once in the value namespace of this module
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `max`, `min`
[INFO] [stderr]  --> src/bin/20.rs:2:16
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp::{min,max};
[INFO] [stderr]   |                ^^^ ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/bin/20.rs:965:5
[INFO] [stderr]     |
[INFO] [stderr] 965 |     (lower..upper)
[INFO] [stderr]     |     ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0428`.
[INFO] [stderr] error: could not compile `adventofcode2016`.
[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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "e5aaf05e30565139519933518294ada3f88c8b7ec14846488fbf21d7ca42543c"`
[INFO] running `"docker" "rm" "-f" "e5aaf05e30565139519933518294ada3f88c8b7ec14846488fbf21d7ca42543c"`
[INFO] [stdout] e5aaf05e30565139519933518294ada3f88c8b7ec14846488fbf21d7ca42543c