[INFO] cloning repository https://github.com/akiradeveloper/rust-comp-snippets
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akiradeveloper/rust-comp-snippets" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakiradeveloper%2Frust-comp-snippets", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakiradeveloper%2Frust-comp-snippets'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6011684fd8edcfac56ea6235f9e87666659ef4fc
[INFO] testing akiradeveloper/rust-comp-snippets 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%2Fakiradeveloper%2Frust-comp-snippets" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/akiradeveloper/rust-comp-snippets 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-6/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/akiradeveloper/rust-comp-snippets
[INFO] finished tweaking git repo https://github.com/akiradeveloper/rust-comp-snippets
[INFO] tweaked toml for git repo https://github.com/akiradeveloper/rust-comp-snippets written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/akiradeveloper/rust-comp-snippets 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 1ddf4fb419d1c29c1769edb3a925823efe8017bb40fe7d9f31c427d66f53786b
[INFO] running `Command { std: "docker" "start" "-a" "1ddf4fb419d1c29c1769edb3a925823efe8017bb40fe7d9f31c427d66f53786b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ddf4fb419d1c29c1769edb3a925823efe8017bb40fe7d9f31c427d66f53786b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ddf4fb419d1c29c1769edb3a925823efe8017bb40fe7d9f31c427d66f53786b", kill_on_drop: false }`
[INFO] [stdout] 1ddf4fb419d1c29c1769edb3a925823efe8017bb40fe7d9f31c427d66f53786b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] bd57a0052c4e75667e3078e4fcf122551e7c815ac3e0a4cf1957dae7f51531e2
[INFO] running `Command { std: "docker" "start" "-a" "bd57a0052c4e75667e3078e4fcf122551e7c815ac3e0a4cf1957dae7f51531e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling cargo-snippet v0.5.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rust-comp-snippets 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(custom_inner_attributes)]
[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(plugin)]
[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(proc_macro_hygiene)]
[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(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/graph/lca.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |         if (v0 == v1) {
[INFO] [stdout]    |            ^        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 68 -         if (v0 == v1) {
[INFO] [stdout] 68 +         if v0 == v1 {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/graph/dijkstra_queue.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `max`, `min`
[INFO] [stdout]  --> src/macros.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::{max,min};
[INFO] [stdout]   |                ^^^ ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `chmax`
[INFO] [stdout]  --> src/macros.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | macro_rules! chmax {
[INFO] [stdout]   |              ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `chmin`
[INFO] [stdout]   --> src/macros.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | macro_rules! chmin {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `max`
[INFO] [stdout]   --> src/macros.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 | macro_rules! max {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `min`
[INFO] [stdout]   --> src/macros.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 23 | macro_rules! min {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fft`, `karatsuba`, `ntt`
[INFO] [stdout]  --> src/polynomial/bench.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{ntt, fft, karatsuba};
[INFO] [stdout]   |             ^^^  ^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `MAX_RUQ` should have an upper camel case name
[INFO] [stdout]    --> src/seg_lazy.rs:100:8
[INFO] [stdout]     |
[INFO] [stdout] 100 | struct MAX_RUQ;
[INFO] [stdout]     |        ^^^^^^^ help: convert the identifier to upper camel case: `MaxRuq`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `MIN_RUQ` should have an upper camel case name
[INFO] [stdout]    --> src/seg_lazy.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 136 | struct MIN_RUQ;
[INFO] [stdout]     |        ^^^^^^^ help: convert the identifier to upper camel case: `MinRuq`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `MAX_RAQ` should have an upper camel case name
[INFO] [stdout]    --> src/seg_lazy.rs:173:8
[INFO] [stdout]     |
[INFO] [stdout] 173 | struct MAX_RAQ;
[INFO] [stdout]     |        ^^^^^^^ help: convert the identifier to upper camel case: `MaxRaq`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `MIN_RAQ` should have an upper camel case name
[INFO] [stdout]    --> src/seg_lazy.rs:196:8
[INFO] [stdout]     |
[INFO] [stdout] 196 | struct MIN_RAQ;
[INFO] [stdout]     |        ^^^^^^^ help: convert the identifier to upper camel case: `MinRaq`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BTreeMap`, `BTreeSet`
[INFO] [stdout]  --> src/skiplist.rs:6:28
[INFO] [stdout]   |
[INFO] [stdout] 6 |     use std::collections::{BTreeMap, BTreeSet};
[INFO] [stdout]   |                            ^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `skiplist::*`
[INFO] [stdout]    --> src/skiplist.rs:430:5
[INFO] [stdout]     |
[INFO] [stdout] 430 | use skiplist::*;
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::BTreeSet`
[INFO] [stdout]    --> src/skiplist.rs:431:5
[INFO] [stdout]     |
[INFO] [stdout] 431 | use std::collections::BTreeSet;
[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:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(test)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stdout]   --> src/skiplist.rs:61:34
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 println!("{}",ss.connect(","));
[INFO] [stdout]    |                                  ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 16 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 `rust-comp-snippets` due to 6 previous errors; 16 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "bd57a0052c4e75667e3078e4fcf122551e7c815ac3e0a4cf1957dae7f51531e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd57a0052c4e75667e3078e4fcf122551e7c815ac3e0a4cf1957dae7f51531e2", kill_on_drop: false }`
[INFO] [stdout] bd57a0052c4e75667e3078e4fcf122551e7c815ac3e0a4cf1957dae7f51531e2