[INFO] cloning repository https://github.com/sphynx/aoc-2019 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sphynx/aoc-2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsphynx%2Faoc-2019", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsphynx%2Faoc-2019'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 85bde8e42d73443903f79c4bb2f537fb9881af33 [INFO] testing sphynx/aoc-2019 against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsphynx%2Faoc-2019" "/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/sphynx/aoc-2019 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/sphynx/aoc-2019 [INFO] finished tweaking git repo https://github.com/sphynx/aoc-2019 [INFO] tweaked toml for git repo https://github.com/sphynx/aoc-2019 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/sphynx/aoc-2019 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 crossbeam-queue v0.2.0 [INFO] [stderr] Downloaded gif v0.10.3 [INFO] [stderr] Downloaded rayon-core v1.6.1 [INFO] [stderr] Downloaded criterion-plot v0.4.0 [INFO] [stderr] Downloaded png v0.15.2 [INFO] [stderr] Downloaded csv-core v0.1.6 [INFO] [stderr] Downloaded tiff v0.3.1 [INFO] [stderr] Downloaded rand_os v0.2.2 [INFO] [stderr] Downloaded bstr v0.2.8 [INFO] [stderr] Downloaded criterion v0.3.0 [INFO] [stderr] Downloaded regex-automata v0.1.8 [INFO] [stderr] Downloaded image v0.22.3 [INFO] [stderr] Downloaded csv v1.1.1 [INFO] [stderr] Downloaded rayon v1.2.1 [INFO] [stderr] Downloaded rand_xoshiro v0.3.1 [INFO] [stderr] Downloaded permutohedron v0.2.4 [INFO] [stderr] Downloaded tinytemplate v1.0.2 [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] 88b460945edbd9a309d18841e5252efdbfbe93ac4e31321294d801b2d1b02343 [INFO] running `Command { std: "docker" "start" "-a" "88b460945edbd9a309d18841e5252efdbfbe93ac4e31321294d801b2d1b02343", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "88b460945edbd9a309d18841e5252efdbfbe93ac4e31321294d801b2d1b02343", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88b460945edbd9a309d18841e5252efdbfbe93ac4e31321294d801b2d1b02343", kill_on_drop: false }` [INFO] [stdout] 88b460945edbd9a309d18841e5252efdbfbe93ac4e31321294d801b2d1b02343 [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] c4a288176e0f324c563249d6bb8d9e875d4e7a6fbbc6053688b55dedfbfe445e [INFO] running `Command { std: "docker" "start" "-a" "c4a288176e0f324c563249d6bb8d9e875d4e7a6fbbc6053688b55dedfbfe445e", kill_on_drop: false }` [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling unindent v0.1.5 [INFO] [stderr] Compiling termcolor v1.0.5 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.18 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling num v0.2.0 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling indoc-impl v0.3.4 [INFO] [stderr] Compiling tiff v0.3.1 [INFO] [stderr] Compiling indoc v0.3.4 [INFO] [stderr] Compiling image v0.22.3 [INFO] [stderr] Compiling aoc-2019 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(is_sorted)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(toowned_clone_into)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `aoc-2019` due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "c4a288176e0f324c563249d6bb8d9e875d4e7a6fbbc6053688b55dedfbfe445e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4a288176e0f324c563249d6bb8d9e875d4e7a6fbbc6053688b55dedfbfe445e", kill_on_drop: false }` [INFO] [stdout] c4a288176e0f324c563249d6bb8d9e875d4e7a6fbbc6053688b55dedfbfe445e