[INFO] cloning repository https://github.com/nrxus/advent_2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nrxus/advent_2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnrxus%2Fadvent_2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnrxus%2Fadvent_2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0f7b9bc6e61ad765717d77e17cb205c55563b07c [INFO] checking nrxus/advent_2018 against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnrxus%2Fadvent_2018" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nrxus/advent_2018 on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nrxus/advent_2018 [INFO] finished tweaking git repo https://github.com/nrxus/advent_2018 [INFO] tweaked toml for git repo https://github.com/nrxus/advent_2018 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/nrxus/advent_2018 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f2effab0ef94d242a12b66719b8828a3d6d47ca9667b57544efe6678c7eea51d [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" "f2effab0ef94d242a12b66719b8828a3d6d47ca9667b57544efe6678c7eea51d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f2effab0ef94d242a12b66719b8828a3d6d47ca9667b57544efe6678c7eea51d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2effab0ef94d242a12b66719b8828a3d6d47ca9667b57544efe6678c7eea51d", kill_on_drop: false }` [INFO] [stdout] f2effab0ef94d242a12b66719b8828a3d6d47ca9667b57544efe6678c7eea51d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 271cb9c9e046530b3d19a8fb528fc92cf0f52f1887a816633fe2a01d65ed919a [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" "271cb9c9e046530b3d19a8fb528fc92cf0f52f1887a816633fe2a01d65ed919a", kill_on_drop: false }` [INFO] [stderr] Compiling crc32fast v1.1.1 [INFO] [stderr] Checking array-macro v1.0.2 [INFO] [stderr] Checking reexport-proc-macro v1.0.5 [INFO] [stderr] Checking strum v0.13.0 [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking openssl-sys v0.9.39 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking memchr v2.1.2 [INFO] [stderr] Compiling syn v0.15.23 [INFO] [stderr] Checking uuid v0.7.1 [INFO] [stderr] Checking cookie v0.11.0 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking http v0.1.14 [INFO] [stderr] Checking parking_lot_core v0.3.1 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking libflate v0.1.19 [INFO] [stderr] Checking openssl v0.10.15 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking tokio-reactor v0.1.7 [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.4 [INFO] [stderr] Checking regex v1.1.0 [INFO] [stderr] Checking rayon v1.0.3 [INFO] [stderr] Checking tokio v0.1.13 [INFO] [stderr] Checking h2 v0.1.13 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling phf_codegen v0.7.23 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Compiling enum-map-derive v0.4.0 [INFO] [stderr] Checking native-tls v0.2.2 [INFO] [stderr] Checking enum-map v0.4.1 [INFO] [stderr] Compiling strum_macros v0.13.0 [INFO] [stderr] Checking hyper v0.12.16 [INFO] [stderr] Checking hyper-tls v0.3.1 [INFO] [stderr] Checking reqwest v0.9.5 [INFO] [stderr] Checking advent_2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/four_b.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `advent_2018` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/twenty_two_b.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/twenty_three_b.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_trait, drain_filter)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/twenty_three_b.rs:261:9 [INFO] [stdout] | [INFO] [stdout] 261 | / array![|i| Region { [INFO] [stdout] 262 | | bounds: boxes[i], [INFO] [stdout] 263 | | nanobots: self.nanobots.iter().filter(|n| n.intersects(&boxes[i])).cloned().collect() [INFO] [stdout] 264 | | }; 8] [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] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ten_b.rs:25:20 [INFO] [stdout] | [INFO] [stdout] 25 | type Err = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/twenty_two_a.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/sixteen_a.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/sixteen_b.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "271cb9c9e046530b3d19a8fb528fc92cf0f52f1887a816633fe2a01d65ed919a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "271cb9c9e046530b3d19a8fb528fc92cf0f52f1887a816633fe2a01d65ed919a", kill_on_drop: false }` [INFO] [stdout] 271cb9c9e046530b3d19a8fb528fc92cf0f52f1887a816633fe2a01d65ed919a