[INFO] updating cached repository https://github.com/josephlr/rust-aoc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2a2cfb653e80c78a3fb31635bcf8150d38dca939 [INFO] testing josephlr/rust-aoc against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosephlr%2Frust-aoc" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/josephlr/rust-aoc on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/josephlr/rust-aoc [INFO] finished tweaking git repo https://github.com/josephlr/rust-aoc [INFO] tweaked toml for git repo https://github.com/josephlr/rust-aoc written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/josephlr/rust-aoc already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] b1cdb705e8271e2bb48c8764e1f5ac5a4c75751d0b0ac48f396ac57bcb187a90 [INFO] running `Command { std: "docker" "start" "-a" "b1cdb705e8271e2bb48c8764e1f5ac5a4c75751d0b0ac48f396ac57bcb187a90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b1cdb705e8271e2bb48c8764e1f5ac5a4c75751d0b0ac48f396ac57bcb187a90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1cdb705e8271e2bb48c8764e1f5ac5a4c75751d0b0ac48f396ac57bcb187a90", kill_on_drop: false }` [INFO] [stdout] b1cdb705e8271e2bb48c8764e1f5ac5a4c75751d0b0ac48f396ac57bcb187a90 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ce0179c5e8e66937a9fdd0fec019c74854095650510ef1dea0c55a62d2e45857 [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" "ce0179c5e8e66937a9fdd0fec019c74854095650510ef1dea0c55a62d2e45857", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling bit-vec v0.5.0 [INFO] [stderr] Compiling intrusive-collections v0.7.8 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling euclid v0.19.4 [INFO] [stderr] Compiling nom v4.1.1 [INFO] [stderr] Compiling rust-aoc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / #![feature( [INFO] [stdout] 2 | | nll, [INFO] [stdout] 3 | | never_type, [INFO] [stdout] 4 | | specialization, [INFO] [stdout] ... | [INFO] [stdout] 9 | | try_trait [INFO] [stdout] 10 | | )] [INFO] [stdout] | |__^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | specialization, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stdout] --> src/y2018/day9.rs:26:1 [INFO] [stdout] | [INFO] [stdout] 26 | intrusive_adapter!(MyAdapter = Box: Node { link: Link }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-aoc`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "ce0179c5e8e66937a9fdd0fec019c74854095650510ef1dea0c55a62d2e45857", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce0179c5e8e66937a9fdd0fec019c74854095650510ef1dea0c55a62d2e45857", kill_on_drop: false }` [INFO] [stdout] ce0179c5e8e66937a9fdd0fec019c74854095650510ef1dea0c55a62d2e45857