[INFO] cloning repository https://github.com/simon-auch/projecteuler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simon-auch/projecteuler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimon-auch%2Fprojecteuler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimon-auch%2Fprojecteuler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0518e55423a7defe009e8bfaf07cdbd08d9f47f8 [INFO] testing simon-auch/projecteuler against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimon-auch%2Fprojecteuler" "/workspace/builds/worker-41/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-41/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/simon-auch/projecteuler on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/simon-auch/projecteuler [INFO] finished tweaking git repo https://github.com/simon-auch/projecteuler [INFO] tweaked toml for git repo https://github.com/simon-auch/projecteuler written to /workspace/builds/worker-41/source/Cargo.toml [INFO] crate git repo https://github.com/simon-auch/projecteuler already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2c9c5af3a2341989235fd9e35e68b159b1086cefd27d1e7b689d8a9ee9d1bf8f [INFO] running `Command { std: "docker" "start" "-a" "2c9c5af3a2341989235fd9e35e68b159b1086cefd27d1e7b689d8a9ee9d1bf8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2c9c5af3a2341989235fd9e35e68b159b1086cefd27d1e7b689d8a9ee9d1bf8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c9c5af3a2341989235fd9e35e68b159b1086cefd27d1e7b689d8a9ee9d1bf8f", kill_on_drop: false }` [INFO] [stdout] 2c9c5af3a2341989235fd9e35e68b159b1086cefd27d1e7b689d8a9ee9d1bf8f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 58136bfa5b9197e16007b72e61ecb23be2b49ba1f329693403eac614e9a0f1ea [INFO] running `Command { std: "docker" "start" "-a" "58136bfa5b9197e16007b72e61ecb23be2b49ba1f329693403eac614e9a0f1ea", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling gcd v2.0.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-bigint v0.3.0 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling num-rational v0.3.0 [INFO] [stderr] Compiling num-complex v0.3.0 [INFO] [stderr] Compiling num v0.3.0 [INFO] [stderr] Compiling projecteuler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/bin/problem_0073.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test)] [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/bin/problem_0073.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(map_first_last)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/bin/problem_0017.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | / &[ [INFO] [stdout] 9 | | (1usize, 3usize), [INFO] [stdout] 10 | | (2, 3), [INFO] [stdout] 11 | | (3, 5), [INFO] [stdout] ... | [INFO] [stdout] 39 | | special_values.insert(*i, *j); [INFO] [stdout] 40 | | }); [INFO] [stdout] | |______^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 8 | let _ = &[ [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `projecteuler` due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused import: `projecteuler::helper` [INFO] [stdout] --> src/bin/problem_0599.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use projecteuler::helper; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cube` is never read [INFO] [stdout] --> src/bin/problem_0599.rs:296:13 [INFO] [stdout] | [INFO] [stdout] 296 | cube >>= 5; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `check_cubelet_colorings` [INFO] [stdout] --> src/bin/problem_0599.rs:141:4 [INFO] [stdout] | [INFO] [stdout] 141 | fn check_cubelet_colorings(c: u8) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `dbg_cube` [INFO] [stdout] --> src/bin/problem_0599.rs:331:4 [INFO] [stdout] | [INFO] [stdout] 331 | fn dbg_cube(cube: &[u8; 24]) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `F` [INFO] [stdout] --> src/bin/problem_0599.rs:370:5 [INFO] [stdout] | [INFO] [stdout] 370 | F = 0, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Side` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/problem_0599.rs:368:16 [INFO] [stdout] | [INFO] [stdout] 368 | #[derive(Copy, Clone, Debug)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `U` [INFO] [stdout] --> src/bin/problem_0599.rs:371:5 [INFO] [stdout] | [INFO] [stdout] 371 | U = 1, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Side` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/problem_0599.rs:368:16 [INFO] [stdout] | [INFO] [stdout] 368 | #[derive(Copy, Clone, Debug)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `R` [INFO] [stdout] --> src/bin/problem_0599.rs:372:5 [INFO] [stdout] | [INFO] [stdout] 372 | R = 2, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Side` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/problem_0599.rs:368:16 [INFO] [stdout] | [INFO] [stdout] 368 | #[derive(Copy, Clone, Debug)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `D` [INFO] [stdout] --> src/bin/problem_0599.rs:373:5 [INFO] [stdout] | [INFO] [stdout] 373 | D = 3, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Side` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/problem_0599.rs:368:16 [INFO] [stdout] | [INFO] [stdout] 368 | #[derive(Copy, Clone, Debug)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `L` [INFO] [stdout] --> src/bin/problem_0599.rs:374:5 [INFO] [stdout] | [INFO] [stdout] 374 | L = 4, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Side` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/problem_0599.rs:368:16 [INFO] [stdout] | [INFO] [stdout] 368 | #[derive(Copy, Clone, Debug)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `B` [INFO] [stdout] --> src/bin/problem_0599.rs:375:5 [INFO] [stdout] | [INFO] [stdout] 375 | B = 5, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Side` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/problem_0599.rs:368:16 [INFO] [stdout] | [INFO] [stdout] 368 | #[derive(Copy, Clone, Debug)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Rotation` [INFO] [stdout] --> src/bin/problem_0599.rs:377:6 [INFO] [stdout] | [INFO] [stdout] 377 | enum Rotation { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Move` [INFO] [stdout] --> src/bin/problem_0599.rs:382:8 [INFO] [stdout] | [INFO] [stdout] 382 | struct Move { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `as_usize` [INFO] [stdout] --> src/bin/problem_0599.rs:389:8 [INFO] [stdout] | [INFO] [stdout] 389 | fn as_usize(self) -> usize { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_usize` [INFO] [stdout] --> src/bin/problem_0599.rs:392:8 [INFO] [stdout] | [INFO] [stdout] 392 | fn from_usize(n: usize) -> Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `data` [INFO] [stdout] --> src/bin/problem_0599.rs:407:5 [INFO] [stdout] | [INFO] [stdout] 407 | data: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `side_length` [INFO] [stdout] --> src/bin/problem_0599.rs:408:5 [INFO] [stdout] | [INFO] [stdout] 408 | side_length: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `ID_2x2` [INFO] [stdout] --> src/bin/problem_0599.rs:412:1 [INFO] [stdout] | [INFO] [stdout] 412 | / static ID_2x2: &[u8;4*6] = &[ [INFO] [stdout] 413 | | 00,01, [INFO] [stdout] 414 | | 02,03, [INFO] [stdout] 415 | | 04,05,06,07,08,09,10,11, [INFO] [stdout] ... | [INFO] [stdout] 418 | | 22,23, [INFO] [stdout] 419 | | ]; [INFO] [stdout] | |__^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `MOVES_2x2` [INFO] [stdout] --> src/bin/problem_0599.rs:421:1 [INFO] [stdout] | [INFO] [stdout] 421 | / static MOVES_2x2: &[[u8;4*6];3] = &[ [INFO] [stdout] 422 | | [//Right, Clockwise [INFO] [stdout] 423 | | 00,07, [INFO] [stdout] 424 | | 02,15, [INFO] [stdout] ... | [INFO] [stdout] 445 | | ], [INFO] [stdout] 446 | | ]; [INFO] [stdout] | |__^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_identity_permutation` [INFO] [stdout] --> src/bin/problem_0599.rs:449:8 [INFO] [stdout] | [INFO] [stdout] 449 | fn get_identity_permutation(n: u8) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_all_moves` [INFO] [stdout] --> src/bin/problem_0599.rs:521:8 [INFO] [stdout] | [INFO] [stdout] 521 | fn get_all_moves(n: u8) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/bin/problem_0599.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(map_first_last)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `ID_2x2` should have an upper case name [INFO] [stdout] --> src/bin/problem_0599.rs:412:8 [INFO] [stdout] | [INFO] [stdout] 412 | static ID_2x2: &[u8;4*6] = &[ [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper case (notice the capitalization): `ID_2X2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `MOVES_2x2` should have an upper case name [INFO] [stdout] --> src/bin/problem_0599.rs:421:8 [INFO] [stdout] | [INFO] [stdout] 421 | static MOVES_2x2: &[[u8;4*6];3] = &[ [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to upper case (notice the capitalization): `MOVES_2X2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'bench_black_box' [INFO] [stdout] --> src/bin/problem_0071.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | core::hint::black_box(solve(1_000_000)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #64102 for more information [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 E0658`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "58136bfa5b9197e16007b72e61ecb23be2b49ba1f329693403eac614e9a0f1ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58136bfa5b9197e16007b72e61ecb23be2b49ba1f329693403eac614e9a0f1ea", kill_on_drop: false }` [INFO] [stdout] 58136bfa5b9197e16007b72e61ecb23be2b49ba1f329693403eac614e9a0f1ea