[INFO] cloning repository https://github.com/gorilskij/rustiks [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gorilskij/rustiks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgorilskij%2Frustiks", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgorilskij%2Frustiks'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5dfbe83284d622992353cc3d2587cbcbfa014d01 [INFO] testing gorilskij/rustiks against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgorilskij%2Frustiks" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gorilskij/rustiks 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/gorilskij/rustiks [INFO] finished tweaking git repo https://github.com/gorilskij/rustiks [INFO] tweaked toml for git repo https://github.com/gorilskij/rustiks written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/gorilskij/rustiks 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] Downloading crates ... [INFO] [stderr] Downloaded serde v1.0.103 [INFO] [stderr] Downloaded itertools v0.8.0 [INFO] [stderr] Downloaded syn v1.0.9 [INFO] [stderr] Downloaded serde_json v1.0.42 [INFO] [stderr] Downloaded serde_derive v1.0.103 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 60eb8dc954a7859e9ddeb93972447ced28585b5e65cd5e59c75dcba7412979d2 [INFO] running `Command { std: "docker" "start" "-a" "60eb8dc954a7859e9ddeb93972447ced28585b5e65cd5e59c75dcba7412979d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "60eb8dc954a7859e9ddeb93972447ced28585b5e65cd5e59c75dcba7412979d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60eb8dc954a7859e9ddeb93972447ced28585b5e65cd5e59c75dcba7412979d2", kill_on_drop: false }` [INFO] [stdout] 60eb8dc954a7859e9ddeb93972447ced28585b5e65cd5e59c75dcba7412979d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 46500f4e64b12615b6a092bd30e9fd04bc36dcf714df2810b0968341971fec77 [INFO] running `Command { std: "docker" "start" "-a" "46500f4e64b12615b6a092bd30e9fd04bc36dcf714df2810b0968341971fec77", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling syn v1.0.9 [INFO] [stderr] Compiling winapi v0.3.8 [INFO] [stderr] Compiling cgmath v0.16.1 [INFO] [stderr] Compiling rgb v0.8.14 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling winconsole v0.10.0 [INFO] [stderr] Compiling serde_derive v1.0.103 [INFO] [stderr] Compiling colored v1.8.0 [INFO] [stderr] Compiling serde v1.0.103 [INFO] [stderr] Compiling serde_json v1.0.42 [INFO] [stderr] Compiling Rustiks v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/cube/mod.rs:243:58 [INFO] [stdout] | [INFO] [stdout] 243 | }).collect::>().join("\n"); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 270 | impl_cube_fmt!(Debug, "{:?}"); [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `push_right` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/cube/mod.rs:243:58 [INFO] [stdout] | [INFO] [stdout] 243 | }).collect::>().join("\n"); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 270 | impl_cube_fmt!(Debug, "{:?}"); [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `push_right` [INFO] [stdout] = note: this warning originates in the macro `push_right` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/cube/mod.rs:243:58 [INFO] [stdout] | [INFO] [stdout] 243 | }).collect::>().join("\n"); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 271 | impl_cube_fmt!(Display, "{}"); [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `push_right` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/cube/mod.rs:243:58 [INFO] [stdout] | [INFO] [stdout] 243 | }).collect::>().join("\n"); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 271 | impl_cube_fmt!(Display, "{}"); [INFO] [stdout] | ----------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `push_right` [INFO] [stdout] = note: this warning originates in the macro `push_right` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cross_alg` [INFO] [stdout] --> src/cube/solving.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | let cross_alg = self.solve_cross_alg(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cross_alg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(option_expect_none)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `option_expect_none` [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(option_expect_none)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `Rustiks` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `rustiks` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/algorithm_data/mod.rs:124:9 [INFO] [stdout] | [INFO] [stdout] 124 | mem::replace(data, Some(load(path))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `Rustiks` due to 3 previous errors; 7 warnings emitted [INFO] running `Command { std: "docker" "inspect" "46500f4e64b12615b6a092bd30e9fd04bc36dcf714df2810b0968341971fec77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46500f4e64b12615b6a092bd30e9fd04bc36dcf714df2810b0968341971fec77", kill_on_drop: false }` [INFO] [stdout] 46500f4e64b12615b6a092bd30e9fd04bc36dcf714df2810b0968341971fec77