[INFO] cloning repository https://github.com/pufferfish101007/wabiks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pufferfish101007/wabiks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpufferfish101007%2Fwabiks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpufferfish101007%2Fwabiks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e30c45ba2749adce237964dadf83567214ca0a6f
[INFO] checking pufferfish101007/wabiks/e30c45ba2749adce237964dadf83567214ca0a6f against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpufferfish101007%2Fwabiks" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pufferfish101007/wabiks on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pufferfish101007/wabiks
[INFO] finished tweaking git repo https://github.com/pufferfish101007/wabiks
[INFO] tweaked toml for git repo https://github.com/pufferfish101007/wabiks written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/pufferfish101007/wabiks already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_cbor v0.11.2
[INFO] [stderr]   Downloaded criterion v0.3.6
[INFO] [stderr]   Downloaded criterion-plot v0.4.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e9f8aaca5838446df3c313851a294ece51ac745a3d0a637f3bc7756cb983ee5
[INFO] running `Command { std: "docker" "start" "-a" "0e9f8aaca5838446df3c313851a294ece51ac745a3d0a637f3bc7756cb983ee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e9f8aaca5838446df3c313851a294ece51ac745a3d0a637f3bc7756cb983ee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e9f8aaca5838446df3c313851a294ece51ac745a3d0a637f3bc7756cb983ee5", kill_on_drop: false }`
[INFO] [stdout] 0e9f8aaca5838446df3c313851a294ece51ac745a3d0a637f3bc7756cb983ee5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 287a1f0b9e0625d9854f614ae814dae73bd4b6d841a9a0f1b9d6d6c646a15450
[INFO] running `Command { std: "docker" "start" "-a" "287a1f0b9e0625d9854f614ae814dae73bd4b6d841a9a0f1b9d6d6c646a15450", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]    Compiling serde_json v1.0.86
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]    Compiling wabiks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> build.rs:101:33
[INFO] [stdout]     |
[INFO] [stdout] 101 | ...                   for i in 0..swap_len {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `M` should have a snake case name
[INFO] [stdout]   --> build.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let M = perm_matrix_by_side(s);
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `m`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]     Checking plotters-svg v0.3.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:32:170
[INFO] [stdout]    |
[INFO] [stdout] 32 | ...r.add(1), ptr.add(7), 1);panic!("overlapping thingies");panic!("overlapping thingies");swap_nonoverlapping(ptr.add(4), ptr.add(6), 1);...
[INFO] [stdout]    |                             ------------------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:33:209
[INFO] [stdout]    |
[INFO] [stdout] 33 | ...r.add(2), ptr.add(4), 1);panic!("overlapping thingies");panic!("overlapping thingies");panic!("overlapping thingies");panic!("overlapp...
[INFO] [stdout]    |                             ------------------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:34:119
[INFO] [stdout]    |
[INFO] [stdout] 34 | ..., ptr.add(2), 1);panic!("overlapping thingies");swap_nonoverlapping(ptr.add(2), ptr.add(6), 1);panic!("overlapping thingies");panic!("...
[INFO] [stdout]    |                     ------------------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:35:78
[INFO] [stdout]    |
[INFO] [stdout] 35 | ...   (Down, Anticlockwise) => {panic!("overlapping thingies");panic!("overlapping thingies");panic!("overlapping thingies");panic!("over...
[INFO] [stdout]    |                                 ------------------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:36:119
[INFO] [stdout]    |
[INFO] [stdout] 36 | ...add(0), ptr.add(18), 15);panic!("overlapping thingies");panic!("overlapping thingies");panic!("overlapping thingies");swap_nonoverlapp...
[INFO] [stdout]    |                             ------------------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:37:123
[INFO] [stdout]    |
[INFO] [stdout] 37 | ...add(0), ptr.add(27), 15);panic!("overlapping thingies");panic!("overlapping thingies");panic!("overlapping thingies");panic!("overlapp...
[INFO] [stdout]    |                             ------------------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:38:78
[INFO] [stdout]    |
[INFO] [stdout] 38 | ...   (Left, Anticlockwise) => {panic!("overlapping thingies");swap_nonoverlapping(ptr.add(1), ptr.add(19), 2);panic!("overlapping thingi...
[INFO] [stdout]    |                                 ------------------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:39:70
[INFO] [stdout]    |
[INFO] [stdout] 39 | ...   (Left, Twice) => {panic!("overlapping thingies");swap_nonoverlapping(ptr.add(1), ptr.add(46), 2);panic!("overlapping thingies");swa...
[INFO] [stdout]    |                         ------------------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:40:74
[INFO] [stdout]    |
[INFO] [stdout] 40 | ...   (Left, Clockwise) => {panic!("overlapping thingies");swap_nonoverlapping(ptr.add(1), ptr.add(39), 2);panic!("overlapping thingies")...
[INFO] [stdout]    |                             ------------------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:41:127
[INFO] [stdout]    |
[INFO] [stdout] 41 | ...ptr.add(40), 2);panic!("overlapping thingies");swap_nonoverlapping(ptr.add(3), ptr.add(37), 2);panic!("overlapping thingies");swap_non...
[INFO] [stdout]    |                    ------------------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:42:119
[INFO] [stdout]    |
[INFO] [stdout] 42 | ...ptr.add(51), 2);panic!("overlapping thingies");swap_nonoverlapping(ptr.add(3), ptr.add(48), 2);panic!("overlapping thingies");swap_non...
[INFO] [stdout]    |                    ------------------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:43:123
[INFO] [stdout]    |
[INFO] [stdout] 43 | ...ptr.add(24), 2);panic!("overlapping thingies");swap_nonoverlapping(ptr.add(3), ptr.add(21), 2);panic!("overlapping thingies");swap_non...
[INFO] [stdout]    |                    ------------------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:44:223
[INFO] [stdout]    |
[INFO] [stdout] 44 | ....add(7), ptr.add(32), 1);panic!("overlapping thingies");panic!("overlapping thingies");panic!("overlapping thingies");panic!("overlapp...
[INFO] [stdout]    |                             ------------------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:45:215
[INFO] [stdout]    |
[INFO] [stdout] 45 | ...ptr.add(44), 1);panic!("overlapping thingies");swap_nonoverlapping(ptr.add(9), ptr.add(31), 2);panic!("overlapping thingies");swap_non...
[INFO] [stdout]    |                    ------------------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:46:219
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...ptr.add(10), 1);panic!("overlapping thingies");swap_nonoverlapping(ptr.add(9), ptr.add(43), 2);panic!("overlapping thingies");swap_non...
[INFO] [stdout]    |                    ------------------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:47:173
[INFO] [stdout]    |
[INFO] [stdout] 47 | ...r.add(1), ptr.add(8), 1);panic!("overlapping thingies");panic!("overlapping thingies");panic!("overlapping thingies");panic!("overlapp...
[INFO] [stdout]    |                             ------------------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:48:70
[INFO] [stdout]    |
[INFO] [stdout] 48 | ...   (Back, Twice) => {panic!("overlapping thingies");panic!("overlapping thingies");panic!("overlapping thingies");panic!("overlapping ...
[INFO] [stdout]    |                         ------------------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:49:169
[INFO] [stdout]    |
[INFO] [stdout] 49 | ...r.add(1), ptr.add(8), 1);panic!("overlapping thingies");panic!("overlapping thingies");panic!("overlapping thingies");panic!("overlapp...
[INFO] [stdout]    |                             ------------------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/wabiks-3da86b2b9dd498a7/out/move_matrices.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |             let mut ptr = facelets.as_mut_ptr();
[INFO] [stdout]    |                 ----^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "287a1f0b9e0625d9854f614ae814dae73bd4b6d841a9a0f1b9d6d6c646a15450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "287a1f0b9e0625d9854f614ae814dae73bd4b6d841a9a0f1b9d6d6c646a15450", kill_on_drop: false }`
[INFO] [stdout] 287a1f0b9e0625d9854f614ae814dae73bd4b6d841a9a0f1b9d6d6c646a15450
