[INFO] updating cached repository https://github.com/autrilla/advent-of-code-2016
[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] 86b00578d23cf419732b8397e03c16b08cf9fb35
[INFO] testing autrilla/advent-of-code-2016 against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fautrilla%2Fadvent-of-code-2016" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/autrilla/advent-of-code-2016 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/autrilla/advent-of-code-2016
[INFO] finished tweaking git repo https://github.com/autrilla/advent-of-code-2016
[INFO] tweaked toml for git repo https://github.com/autrilla/advent-of-code-2016 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/autrilla/advent-of-code-2016 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] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /workspace/builds/worker-5/source/src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] f114fbf843c83ba523ffb51f657d9a649293cbcab1145f8cff4289570b4329af
[INFO] running `"docker" "start" "-a" "f114fbf843c83ba523ffb51f657d9a649293cbcab1145f8cff4289570b4329af"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /opt/rustwide/workdir/src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling gcc v0.3.39
[INFO] [stderr]    Compiling libc v0.2.18
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling ndarray v0.7.1
[INFO] [stderr]    Compiling either v1.0.2
[INFO] [stderr]    Compiling num-traits v0.1.36
[INFO] [stderr]    Compiling rustc-serialize v0.3.22
[INFO] [stderr]    Compiling matrixmultiply v0.1.12
[INFO] [stderr]    Compiling nom v2.0.1
[INFO] [stderr]    Compiling itertools v0.4.19
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling itertools v0.5.6
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling num-complex v0.1.35
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling advent-of-code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0437]: type `Err` is not a member of trait `TryFrom`
[INFO] [stderr]   --> src/4.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     type Err = String;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^ not a member of trait `TryFrom`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nom::IResult`
[INFO] [stderr]  --> src/9.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use nom::IResult;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]  --> src/9.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::str::FromStr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/4.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(try_from)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/4.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(static_in_const)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/6.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / lazy_static! { static ref ROWS: Vec<Vec<char>> = {
[INFO] [stderr] 9  | |     let mut s = String::new();
[INFO] [stderr] 10 | |     File::open("src/6.txt")
[INFO] [stderr] 11 | |         .expect("Could not open input file")
[INFO] [stderr] ...  |
[INFO] [stderr] 17 | |     };
[INFO] [stderr] 18 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z 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/6.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / lazy_static! { static ref ROWS: Vec<Vec<char>> = {
[INFO] [stderr] 9  | |     let mut s = String::new();
[INFO] [stderr] 10 | |     File::open("src/6.txt")
[INFO] [stderr] 11 | |         .expect("Could not open input file")
[INFO] [stderr] ...  |
[INFO] [stderr] 17 | |     };
[INFO] [stderr] 18 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z 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/3.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / lazy_static! {
[INFO] [stderr] 23 | |     static ref TRIANGLES: Vec<Triangle> = {
[INFO] [stderr] 24 | |         let mut s = String::new();
[INFO] [stderr] 25 | |         File::open("src/3.txt")
[INFO] [stderr] ...  |
[INFO] [stderr] 50 | |     };
[INFO] [stderr] 51 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z 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/3.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / lazy_static! {
[INFO] [stderr] 23 | |     static ref TRIANGLES: Vec<Triangle> = {
[INFO] [stderr] 24 | |         let mut s = String::new();
[INFO] [stderr] 25 | |         File::open("src/3.txt")
[INFO] [stderr] ...  |
[INFO] [stderr] 50 | |     };
[INFO] [stderr] 51 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z 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/3.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / lazy_static! {
[INFO] [stderr] 23 | |     static ref TRIANGLES: Vec<Triangle> = {
[INFO] [stderr] 24 | |         let mut s = String::new();
[INFO] [stderr] 25 | |         File::open("src/3.txt")
[INFO] [stderr] ...  |
[INFO] [stderr] 50 | |     };
[INFO] [stderr] 51 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z 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/3.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | / lazy_static! {
[INFO] [stderr] 23 | |     static ref TRIANGLES: Vec<Triangle> = {
[INFO] [stderr] 24 | |         let mut s = String::new();
[INFO] [stderr] 25 | |         File::open("src/3.txt")
[INFO] [stderr] ...  |
[INFO] [stderr] 50 | |     };
[INFO] [stderr] 51 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z 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/4.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | / lazy_static! { static ref ROOMS: Vec<Room> = {
[INFO] [stderr] 36 | |         let mut s = String::new();
[INFO] [stderr] 37 | |         File::open("src/4.txt")
[INFO] [stderr] 38 | |             .expect("Could not open input file")
[INFO] [stderr] ...  |
[INFO] [stderr] 44 | |     };
[INFO] [stderr] 45 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z 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/4.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | / lazy_static! { static ref ROOMS: Vec<Room> = {
[INFO] [stderr] 36 | |         let mut s = String::new();
[INFO] [stderr] 37 | |         File::open("src/4.txt")
[INFO] [stderr] 38 | |             .expect("Could not open input file")
[INFO] [stderr] ...  |
[INFO] [stderr] 44 | |     };
[INFO] [stderr] 45 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0220]: associated type `Err` not found for `Self`
[INFO] [stderr]   --> src/4.rs:22:50
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn try_from(s: String) -> Result<Self, Self::Err> {
[INFO] [stderr]    |                                                  ^^^ associated type `Err` not found
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors; 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0220, E0437, E0554.
[INFO] [stderr] For more information about an error, try `rustc --explain E0220`.
[INFO] [stderr] error: could not compile `advent-of-code`.
[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: variable does not need to be mutable
[INFO] [stderr]   --> src/5.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 |             let mut output = &mut [0; 16];
[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: `...` range patterns are deprecated
[INFO] [stderr]   --> src/2.rs:13:19
[INFO] [stderr]    |
[INFO] [stderr] 13 |             n @ 1 ... 3 => n,
[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/2.rs:20:19
[INFO] [stderr]    |
[INFO] [stderr] 20 |             n @ 7 ... 9 => n,
[INFO] [stderr]    |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/6.rs:35:36
[INFO] [stderr]    |
[INFO] [stderr] 35 |         entries.iter().map(|&(&c, &i)| c).next().unwrap()
[INFO] [stderr]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/6.rs:41:36
[INFO] [stderr]    |
[INFO] [stderr] 41 |         entries.iter().map(|&(&c, &i)| c).next().unwrap()
[INFO] [stderr]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `supports_tls`
[INFO] [stderr]   --> src/7.rs:29:4
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn supports_tls(pre_brackets: &str, in_brackets: &str, post_brackets: &str) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "f114fbf843c83ba523ffb51f657d9a649293cbcab1145f8cff4289570b4329af"`
[INFO] running `"docker" "rm" "-f" "f114fbf843c83ba523ffb51f657d9a649293cbcab1145f8cff4289570b4329af"`
[INFO] [stdout] f114fbf843c83ba523ffb51f657d9a649293cbcab1145f8cff4289570b4329af