[INFO] fetching crate cubesim 0.0.7...
[INFO] checking cubesim-0.0.7 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate cubesim 0.0.7 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate cubesim 0.0.7 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cubesim 0.0.7
[INFO] finished tweaking crates.io crate cubesim 0.0.7
[INFO] tweaked toml for crates.io crate cubesim 0.0.7 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate cubesim 0.0.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cached_proc_macro v0.6.2
[INFO] [stderr]   Downloaded cached v0.24.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd11e08af1de89621a8a45b79cc092d7f77c70da7908565c6ddde680174c75e4
[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" "fd11e08af1de89621a8a45b79cc092d7f77c70da7908565c6ddde680174c75e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd11e08af1de89621a8a45b79cc092d7f77c70da7908565c6ddde680174c75e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd11e08af1de89621a8a45b79cc092d7f77c70da7908565c6ddde680174c75e4", kill_on_drop: false }`
[INFO] [stdout] fd11e08af1de89621a8a45b79cc092d7f77c70da7908565c6ddde680174c75e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f84454b2bcfed765fbe9a8e8d1d907f26145b5682ab9623a6484b5cc8b3530c
[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" "5f84454b2bcfed765fbe9a8e8d1d907f26145b5682ab9623a6484b5cc8b3530c", kill_on_drop: false }`
[INFO] [stderr] warning: cubesim v0.0.7 (/opt/rustwide/workdir) ignoring invalid dependency `clippy` which is missing a lib target
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling cgmath v0.18.0
[INFO] [stderr]    Compiling cached_proc_macro_types v0.1.0
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]    Compiling test-case v1.2.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking serde_json v1.0.68
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]    Compiling darling v0.13.0
[INFO] [stderr]    Compiling cached_proc_macro v0.6.2
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking cached v0.24.1
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking cubesim v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `MoveVariant`, `Move`
[INFO] [stdout]  --> src/main.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 | use generic_cube::{Cube, Move, MoveVariant};
[INFO] [stdout]   |                          ^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_variant`
[INFO] [stdout]    --> src/generic_cube.rs:240:12
[INFO] [stdout]     |
[INFO] [stdout] 240 |     pub fn get_variant(&self) -> MoveVariant {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_variant`
[INFO] [stdout]    --> src/generic_cube.rs:261:12
[INFO] [stdout]     |
[INFO] [stdout] 261 |     pub fn with_variant(&self, variant: MoveVariant) -> Move {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solved_state`
[INFO] [stdout]    --> src/generic_cube.rs:295:8
[INFO] [stdout]     |
[INFO] [stdout] 295 | pub fn solved_state(size: CubeSize) -> Vec<Face> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `simplify_moves`
[INFO] [stdout]   --> src/scramble_parser.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn simplify_moves(moves: &[Move]) -> Vec<Move> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GeoCube`
[INFO] [stdout]  --> tests/thistlethwaite.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use cubesim::{GeoCube, FaceletCube};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MoveVariant`, `Move`
[INFO] [stdout]  --> src/main.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 | use generic_cube::{Cube, Move, MoveVariant};
[INFO] [stdout]   |                          ^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_variant`
[INFO] [stdout]    --> src/generic_cube.rs:240:12
[INFO] [stdout]     |
[INFO] [stdout] 240 |     pub fn get_variant(&self) -> MoveVariant {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_variant`
[INFO] [stdout]    --> src/generic_cube.rs:261:12
[INFO] [stdout]     |
[INFO] [stdout] 261 |     pub fn with_variant(&self, variant: MoveVariant) -> Move {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solved_state`
[INFO] [stdout]    --> src/generic_cube.rs:295:8
[INFO] [stdout]     |
[INFO] [stdout] 295 | pub fn solved_state(size: CubeSize) -> Vec<Face> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `simplify_moves`
[INFO] [stdout]   --> src/scramble_parser.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn simplify_moves(moves: &[Move]) -> Vec<Move> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "5f84454b2bcfed765fbe9a8e8d1d907f26145b5682ab9623a6484b5cc8b3530c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f84454b2bcfed765fbe9a8e8d1d907f26145b5682ab9623a6484b5cc8b3530c", kill_on_drop: false }`
[INFO] [stdout] 5f84454b2bcfed765fbe9a8e8d1d907f26145b5682ab9623a6484b5cc8b3530c