[INFO] updating cached repository https://github.com/cleech/adventofcode2016 [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] caab75d8a62b0f0fc1b33a91b81d1d045917d237 [INFO] testing cleech/adventofcode2016 against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcleech%2Fadventofcode2016" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cleech/adventofcode2016 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cleech/adventofcode2016 [INFO] finished tweaking git repo https://github.com/cleech/adventofcode2016 [INFO] tweaked toml for git repo https://github.com/cleech/adventofcode2016 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/cleech/adventofcode2016 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0918265aae2be2ed244fb2d80532a38dca9cfe61c30a501037f26dac039d434f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "0918265aae2be2ed244fb2d80532a38dca9cfe61c30a501037f26dac039d434f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0918265aae2be2ed244fb2d80532a38dca9cfe61c30a501037f26dac039d434f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0918265aae2be2ed244fb2d80532a38dca9cfe61c30a501037f26dac039d434f", kill_on_drop: false }` [INFO] [stdout] 0918265aae2be2ed244fb2d80532a38dca9cfe61c30a501037f26dac039d434f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8d746b7d29b9adb5885450875d69bc26d5f6bd88a633c15346b15189809fddc7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8d746b7d29b9adb5885450875d69bc26d5f6bd88a633c15346b15189809fddc7", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.1.36 [INFO] [stderr] Compiling gcc v0.3.41 [INFO] [stderr] Compiling odds v0.2.25 [INFO] [stderr] Compiling strsim v0.5.2 [INFO] [stderr] Compiling either v1.0.2 [INFO] [stderr] Compiling unicode-segmentation v0.1.3 [INFO] [stderr] Compiling vec_map v0.6.0 [INFO] [stderr] Compiling nom v2.0.1 [INFO] [stderr] Compiling fnv v1.0.5 [INFO] [stderr] Compiling scan_fmt v0.1.1 [INFO] [stderr] Compiling permutohedron v0.2.2 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling term_size v0.2.1 [INFO] [stderr] Compiling num_cpus v1.2.1 [INFO] [stderr] Compiling itertools v0.5.8 [INFO] [stderr] Compiling clap v2.19.3 [INFO] [stderr] Compiling nodrop v0.1.8 [INFO] [stderr] Compiling num-integer v0.1.32 [INFO] [stderr] Compiling num-complex v0.1.35 [INFO] [stderr] Compiling arrayvec v0.3.20 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Compiling num-bigint v0.1.35 [INFO] [stderr] Compiling num-iter v0.1.32 [INFO] [stderr] Compiling num-rational v0.1.35 [INFO] [stderr] Compiling num v0.1.36 [INFO] [stderr] Compiling nalgebra v0.10.1 [INFO] [stderr] Compiling adventofcode2016 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/bin/day12.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(slice_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/bin/day23.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(slice_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/day06.rs:15:17 [INFO] [stdout] | [INFO] [stdout] 15 | let mut counter = hashvec[i].entry(char::from_u32(b[i] as u32).unwrap()).or_insert(0); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/bin/day25.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(slice_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/bin/day11.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/bin/day10.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(slice_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stdout] --> src/bin/day10.rs:104:1 [INFO] [stdout] | [INFO] [stdout] 104 | / lazy_static! { [INFO] [stdout] 105 | | static ref CHAN: (Mutex>, Mutex>) = { [INFO] [stdout] 106 | | let (tx, rx) = mpsc::channel(); [INFO] [stdout] 107 | | (Mutex::new(tx), Mutex::new(rx)) [INFO] [stdout] 108 | | }; [INFO] [stdout] 109 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stdout] --> src/bin/day10.rs:104:1 [INFO] [stdout] | [INFO] [stdout] 104 | / lazy_static! { [INFO] [stdout] 105 | | static ref CHAN: (Mutex>, Mutex>) = { [INFO] [stdout] 106 | | let (tx, rx) = mpsc::channel(); [INFO] [stdout] 107 | | (Mutex::new(tx), Mutex::new(rx)) [INFO] [stdout] 108 | | }; [INFO] [stdout] 109 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/bin/day21.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(slice_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [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] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stdout] warning: unused variable: `to` [INFO] [stdout] --> src/bin/day22.rs:131:41 [INFO] [stdout] | [INFO] [stdout] 131 | fn move_gap(&mut self, from: Coord, to: Coord) -> Result { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_to` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "8d746b7d29b9adb5885450875d69bc26d5f6bd88a633c15346b15189809fddc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d746b7d29b9adb5885450875d69bc26d5f6bd88a633c15346b15189809fddc7", kill_on_drop: false }` [INFO] [stdout] 8d746b7d29b9adb5885450875d69bc26d5f6bd88a633c15346b15189809fddc7