[INFO] cloning repository https://github.com/Spanfile/AoC-2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Spanfile/AoC-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpanfile%2FAoC-2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpanfile%2FAoC-2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dba77c471b7c810b7cfe79f4fe335f7206b114f4
[INFO] checking Spanfile/AoC-2018 against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpanfile%2FAoC-2018" "/workspace/builds/worker-36/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-36/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Spanfile/AoC-2018 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Spanfile/AoC-2018
[INFO] finished tweaking git repo https://github.com/Spanfile/AoC-2018
[INFO] tweaked toml for git repo https://github.com/Spanfile/AoC-2018 written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate git repo https://github.com/Spanfile/AoC-2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1eceacbca04abe4c7b110e4a0cfb5202e7728aba57b05bfcf562ad7a1be97943
[INFO] running `Command { std: "docker" "start" "-a" "1eceacbca04abe4c7b110e4a0cfb5202e7728aba57b05bfcf562ad7a1be97943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eceacbca04abe4c7b110e4a0cfb5202e7728aba57b05bfcf562ad7a1be97943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eceacbca04abe4c7b110e4a0cfb5202e7728aba57b05bfcf562ad7a1be97943", kill_on_drop: false }`
[INFO] [stdout] 1eceacbca04abe4c7b110e4a0cfb5202e7728aba57b05bfcf562ad7a1be97943
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39b27802dbc92a2ad2904c6065c0bea66f591f555e93ae24ef8aa296b4d807b8
[INFO] running `Command { std: "docker" "start" "-a" "39b27802dbc92a2ad2904c6065c0bea66f591f555e93ae24ef8aa296b4d807b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling arrayvec v0.4.9
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling crc32fast v1.1.2
[INFO] [stderr]     Checking string v0.1.2
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]    Compiling encoding_rs v0.8.13
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking binary-heap-plus v0.1.4
[INFO] [stderr]     Checking sorted-list v0.2.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.3
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking smallvec v0.6.7
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking ryu v0.2.7
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]     Checking counter v0.4.3
[INFO] [stderr]    Compiling aoc-derive v0.1.0 (/opt/rustwide/workdir/aoc-derive)
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tokio-executor v0.1.5
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking libflate v0.1.19
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]     Checking crossbeam-epoch v0.7.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.41
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]     Checking tokio-timer v0.2.8
[INFO] [stderr]     Checking tokio-current-thread v0.1.4
[INFO] [stderr]     Checking mime v0.3.12
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking phf v0.7.23
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking http v0.1.14
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.9
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-reactor v0.1.7
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.4
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]     Checking h2 v0.1.14
[INFO] [stderr]     Checking hyper v0.12.19
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking reqwest v0.9.5
[INFO] [stderr]     Checking aoc-2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(duration_as_u128)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(vec_remove_item)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(duration_as_u128)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(vec_remove_item)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/puzzles/runner.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run_solutions(solve_1: &Fn() -> (), solve_2: &Fn() -> ()) {
[INFO] [stdout]   |                                ^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> ()`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/puzzles/runner.rs:3:54
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run_solutions(solve_1: &Fn() -> (), solve_2: &Fn() -> ()) {
[INFO] [stdout]   |                                                      ^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> ()`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/puzzles/runner.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn timeit(func: &Fn() -> ()) {
[INFO] [stdout]    |                  ^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/puzzles/runner.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run_solutions(solve_1: &Fn() -> (), solve_2: &Fn() -> ()) {
[INFO] [stdout]   |                                ^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> ()`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/puzzles/runner.rs:3:54
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run_solutions(solve_1: &Fn() -> (), solve_2: &Fn() -> ()) {
[INFO] [stdout]   |                                                      ^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> ()`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/puzzles/runner.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn timeit(func: &Fn() -> ()) {
[INFO] [stdout]    |                  ^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 3 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 2 previous errors; 3 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 `aoc-2018` due to 3 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "39b27802dbc92a2ad2904c6065c0bea66f591f555e93ae24ef8aa296b4d807b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39b27802dbc92a2ad2904c6065c0bea66f591f555e93ae24ef8aa296b4d807b8", kill_on_drop: false }`
[INFO] [stdout] 39b27802dbc92a2ad2904c6065c0bea66f591f555e93ae24ef8aa296b4d807b8
