[INFO] cloning repository https://github.com/bpicolo/aoc2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bpicolo/aoc2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpicolo%2Faoc2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpicolo%2Faoc2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 56c202ebfe4369b4ebf866ee2054277a4549c79a [INFO] testing bpicolo/aoc2018 against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpicolo%2Faoc2018" "/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/bpicolo/aoc2018 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bpicolo/aoc2018 [INFO] finished tweaking git repo https://github.com/bpicolo/aoc2018 [INFO] tweaked toml for git repo https://github.com/bpicolo/aoc2018 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/bpicolo/aoc2018 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e05d50dcf9db52c9dfe6a0a6dcdc793a13e1c526ce654459cd110dd516af7fdc [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" "e05d50dcf9db52c9dfe6a0a6dcdc793a13e1c526ce654459cd110dd516af7fdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e05d50dcf9db52c9dfe6a0a6dcdc793a13e1c526ce654459cd110dd516af7fdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e05d50dcf9db52c9dfe6a0a6dcdc793a13e1c526ce654459cd110dd516af7fdc", kill_on_drop: false }` [INFO] [stdout] e05d50dcf9db52c9dfe6a0a6dcdc793a13e1c526ce654459cd110dd516af7fdc [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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 022e2d3e6d2636b9020110a993c4a558685a7ca863cf4444925ecff7e1902889 [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" "022e2d3e6d2636b9020110a993c4a558685a7ca863cf4444925ecff7e1902889", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling heck v0.3.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling structopt-derive v0.2.13 [INFO] [stderr] Compiling structopt v0.2.13 [INFO] [stderr] Compiling aoc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:23:19 [INFO] [stdout] | [INFO] [stdout] 23 | solution: &'a Fn(&mut BufReader) -> Result, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut BufReader) -> Result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:29:23 [INFO] [stdout] | [INFO] [stdout] 29 | solution: &'a Fn(&mut BufReader) -> Result, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut BufReader) -> Result` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `aoc` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name day4_2 --edition=2018 src/day4/part2/main.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=6e5c453255bef5b3 -C extra-filename=-6e5c453255bef5b3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aoc=/opt/rustwide/target/debug/deps/libaoc-b39bae5b0f2ceb5c.rlib --extern chrono=/opt/rustwide/target/debug/deps/libchrono-16899b240ce9db44.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-be5b982b5ab50524.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-fdc94bfb03b58760.rlib --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-ef8abfb378734db6.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "022e2d3e6d2636b9020110a993c4a558685a7ca863cf4444925ecff7e1902889", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "022e2d3e6d2636b9020110a993c4a558685a7ca863cf4444925ecff7e1902889", kill_on_drop: false }` [INFO] [stdout] 022e2d3e6d2636b9020110a993c4a558685a7ca863cf4444925ecff7e1902889