[INFO] cloning repository https://github.com/dcchut/aoc2021 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dcchut/aoc2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcchut%2Faoc2021", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcchut%2Faoc2021'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dd41eb3af8a2fdda3b3da2eb1d314308719e22b9 [INFO] testing dcchut/aoc2021 against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcchut%2Faoc2021" "/workspace/builds/worker-16/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dcchut/aoc2021 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-16/source/rust-toolchain [INFO] started tweaking git repo https://github.com/dcchut/aoc2021 [INFO] finished tweaking git repo https://github.com/dcchut/aoc2021 [INFO] tweaked toml for git repo https://github.com/dcchut/aoc2021 written to /workspace/builds/worker-16/source/Cargo.toml [INFO] crate git repo https://github.com/dcchut/aoc2021 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c6bf4049cd48d45d16dbbd09ae132da0315b1d9073d599d8aa628c2248a2a329 [INFO] running `Command { std: "docker" "start" "-a" "c6bf4049cd48d45d16dbbd09ae132da0315b1d9073d599d8aa628c2248a2a329", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c6bf4049cd48d45d16dbbd09ae132da0315b1d9073d599d8aa628c2248a2a329", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6bf4049cd48d45d16dbbd09ae132da0315b1d9073d599d8aa628c2248a2a329", kill_on_drop: false }` [INFO] [stdout] c6bf4049cd48d45d16dbbd09ae132da0315b1d9073d599d8aa628c2248a2a329 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c08ac564ae82e022b63773e7936770a48faf1c1f05714927301df0a12837a2eb [INFO] running `Command { std: "docker" "start" "-a" "c08ac564ae82e022b63773e7936770a48faf1c1f05714927301df0a12837a2eb", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling proc-macro2 v1.0.33 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling libc v0.2.109 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling bytemuck v1.7.3 [INFO] [stderr] Compiling serde_derive v1.0.131 [INFO] [stderr] Compiling typenum v1.14.0 [INFO] [stderr] Compiling serde v1.0.131 [INFO] [stderr] Compiling crossbeam-queue v0.3.2 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling anyhow v1.0.51 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Compiling paste v1.0.6 [INFO] [stderr] Compiling fixedbitset v0.4.0 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling ryu v1.0.7 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling defaultmap v0.5.0 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling rprompt v1.0.5 [INFO] [stderr] Compiling from_iter v1.0.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling matrixmultiply v0.3.2 [INFO] [stderr] Compiling safe_arch v0.6.0 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling wide v0.7.3 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling petgraph v0.6.0 [INFO] [stderr] Compiling crossbeam v0.8.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling num-complex v0.4.0 [INFO] [stderr] Compiling approx v0.5.0 [INFO] [stderr] Compiling integer-sqrt v0.1.5 [INFO] [stderr] Compiling ordered-float v2.8.0 [INFO] [stderr] Compiling pathfinding v2.2.3 [INFO] [stderr] Compiling simba v0.6.0 [INFO] [stderr] Compiling num v0.4.0 [INFO] [stderr] Compiling nalgebra-macros v0.1.0 [INFO] [stderr] Compiling nalgebra v0.29.0 [INFO] [stderr] Compiling aoc2021 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(map_first_last)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(drain_filter)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(array_windows)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(const_eval_limit)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(map_first_last)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(drain_filter)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(array_windows)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/questions/q18.rs:150:32 [INFO] [stdout] | [INFO] [stdout] 150 | Token::Value(v.div_floor(&2)), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `num::Integer::div_floor(...)` to keep using the current method [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/questions/q18.rs:152:32 [INFO] [stdout] | [INFO] [stdout] 152 | Token::Value(v.div_ceil(&2)), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `num::Integer::div_ceil(...)` to keep using the current method [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 7 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `aoc2021` due to 8 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "c08ac564ae82e022b63773e7936770a48faf1c1f05714927301df0a12837a2eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c08ac564ae82e022b63773e7936770a48faf1c1f05714927301df0a12837a2eb", kill_on_drop: false }` [INFO] [stdout] c08ac564ae82e022b63773e7936770a48faf1c1f05714927301df0a12837a2eb