[INFO] updating cached repository pierrechevalier83/rubiks
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pierrechevalier83/rubiks
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pierrechevalier83/rubiks" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/pierrechevalier83/rubiks"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/pierrechevalier83/rubiks'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pierrechevalier83/rubiks" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/pierrechevalier83/rubiks"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/pierrechevalier83/rubiks'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d4e70848cd0d55b8f9f18a0e762c9a9702666738
[INFO] sha for GitHub repo pierrechevalier83/rubiks: d4e70848cd0d55b8f9f18a0e762c9a9702666738
[INFO] validating manifest of pierrechevalier83/rubiks on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pierrechevalier83/rubiks on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing pierrechevalier83/rubiks
[INFO] finished frobbing pierrechevalier83/rubiks
[INFO] frobbed toml for pierrechevalier83/rubiks written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/pierrechevalier83/rubiks/Cargo.toml
[INFO] started frobbing pierrechevalier83/rubiks
[INFO] finished frobbing pierrechevalier83/rubiks
[INFO] frobbed toml for pierrechevalier83/rubiks written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/pierrechevalier83/rubiks/Cargo.toml
[INFO] crate pierrechevalier83/rubiks already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking pierrechevalier83/rubiks against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-3/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/pierrechevalier83/rubiks:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 47df9633bc6f8a7ce564b3971dcfa28b055c651e6b6bef1eaab171357d0ff8d2
[INFO] running `"docker" "start" "-a" "47df9633bc6f8a7ce564b3971dcfa28b055c651e6b6bef1eaab171357d0ff8d2"`
[INFO] [stderr]     Checking coord_2d v0.2.9
[INFO] [stderr]     Checking radix_fmt v0.1.1
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking factorial v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]     Checking direction v0.17.7
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking criterion-plot v0.3.0
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr]     Checking serde v1.0.90
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking bincode v1.1.2
[INFO] [stderr]     Checking csv v1.0.6
[INFO] [stderr]     Checking rubiks v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::convert::TryFrom`
[INFO] [stderr]   --> src/facelet.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::convert::TryFrom;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NUM_RL_REFLECTIONS`
[INFO] [stderr]   --> src/symmetries/mod.rs:82:1
[INFO] [stderr]    |
[INFO] [stderr] 82 | const NUM_RL_REFLECTIONS: u8 = 2;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NUM_UD_TURNS`
[INFO] [stderr]   --> src/symmetries/mod.rs:83:1
[INFO] [stderr]    |
[INFO] [stderr] 83 | const NUM_UD_TURNS: u8 = 4;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NUM_FB_TURNS`
[INFO] [stderr]   --> src/symmetries/mod.rs:84:1
[INFO] [stderr]    |
[INFO] [stderr] 84 | const NUM_FB_TURNS: u8 = 2;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `UDPreservingSymmetries`
[INFO] [stderr]   --> src/symmetries/mod.rs:86:1
[INFO] [stderr]    |
[INFO] [stderr] 86 | pub(crate) struct UDPreservingSymmetries {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `cube`
[INFO] [stderr]   --> src/symmetries/mod.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn cube(&self) -> Cube {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `index`
[INFO] [stderr]    --> src/symmetries/mod.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 |     pub(crate) fn index(&self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `all`
[INFO] [stderr]    --> src/symmetries/mod.rs:118:5
[INFO] [stderr]     |
[INFO] [stderr] 118 |     pub(crate) fn all() -> Vec<Self> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Checking tinytemplate v1.0.1
[INFO] [stderr]     Checking criterion v0.2.10
[INFO] [stderr] warning: unused import: `std::convert::TryFrom`
[INFO] [stderr]   --> src/facelet.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::convert::TryFrom;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `cube`
[INFO] [stderr]   --> src/symmetries/mod.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn cube(&self) -> Cube {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.89s
[INFO] running `"docker" "inspect" "47df9633bc6f8a7ce564b3971dcfa28b055c651e6b6bef1eaab171357d0ff8d2"`
[INFO] running `"docker" "rm" "-f" "47df9633bc6f8a7ce564b3971dcfa28b055c651e6b6bef1eaab171357d0ff8d2"`
[INFO] [stdout] 47df9633bc6f8a7ce564b3971dcfa28b055c651e6b6bef1eaab171357d0ff8d2