[INFO] cloning repository https://github.com/df5602/aoc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/df5602/aoc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdf5602%2Faoc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdf5602%2Faoc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7c63dda1ca30144e699f0be41430d9f9c5cfe396 [INFO] checking df5602/aoc against try#1f308f12738d8cc40bb23bf0c8114b37c164bb49 for pr-137268 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdf5602%2Faoc" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/df5602/aoc on toolchain 1f308f12738d8cc40bb23bf0c8114b37c164bb49 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/df5602/aoc [INFO] finished tweaking git repo https://github.com/df5602/aoc [INFO] tweaked toml for git repo https://github.com/df5602/aoc written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/df5602/aoc already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded regex-syntax v0.6.4 [INFO] [stderr] Downloaded adhoc_derive v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4ab7e3fab4c2ee280c1e8cd438f1b576ac82d31a45284f4869b6d1779e146416 [INFO] running `Command { std: "docker" "start" "-a" "4ab7e3fab4c2ee280c1e8cd438f1b576ac82d31a45284f4869b6d1779e146416", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4ab7e3fab4c2ee280c1e8cd438f1b576ac82d31a45284f4869b6d1779e146416", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ab7e3fab4c2ee280c1e8cd438f1b576ac82d31a45284f4869b6d1779e146416", kill_on_drop: false }` [INFO] [stdout] 4ab7e3fab4c2ee280c1e8cd438f1b576ac82d31a45284f4869b6d1779e146416 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4a92657df79aa199c73580faf04a92a87d9df68557256f11ed547dbfa8512cae [INFO] running `Command { std: "docker" "start" "-a" "4a92657df79aa199c73580faf04a92a87d9df68557256f11ed547dbfa8512cae", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling rand_chacha v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling rand v0.6.1 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Compiling syn v0.15.23 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.0 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking util v0.1.0 (/opt/rustwide/workdir/util) [INFO] [stderr] Checking chronal_calibration v0.1.0 (/opt/rustwide/workdir/chronal_calibration) [INFO] [stderr] Checking immune_system_simulator_20xx v0.1.0 (/opt/rustwide/workdir/immune_system_simulator_20xx) [INFO] [stderr] Checking chronal_charge v0.1.0 (/opt/rustwide/workdir/chronal_charge) [INFO] [stderr] Checking chronal_classification v0.1.0 (/opt/rustwide/workdir/chronal_classification) [INFO] [stderr] Checking marble_mania v0.1.0 (/opt/rustwide/workdir/marble_mania) [INFO] [stderr] Checking go_with_the_flow v0.1.0 (/opt/rustwide/workdir/go_with_the_flow) [INFO] [stderr] Checking memory_maneuver v0.1.0 (/opt/rustwide/workdir/memory_maneuver) [INFO] [stderr] Checking chocolate_charts v0.1.0 (/opt/rustwide/workdir/chocolate_charts) [INFO] [stderr] Checking settlers_of_the_north_pole v0.1.0 (/opt/rustwide/workdir/settlers_of_the_north_pole) [INFO] [stderr] Checking stars_align v0.1.0 (/opt/rustwide/workdir/stars_align) [INFO] [stderr] Checking subterranean_sustainability v0.1.0 (/opt/rustwide/workdir/subterranean_sustainability) [INFO] [stderr] Checking alchemical_reduction v0.1.0 (/opt/rustwide/workdir/alchemical_reduction) [INFO] [stderr] Checking sum_of_its_parts v0.1.0 (/opt/rustwide/workdir/sum_of_its_parts) [INFO] [stdout] error: assigning to `&T` is undefined behavior, consider using an `UnsafeCell` [INFO] [stdout] --> subterranean_sustainability/src/main.rs:160:17 [INFO] [stdout] | [INFO] [stdout] 159 | let p2 = ptr as *mut usize; [INFO] [stdout] | ----------------- casting happened here [INFO] [stdout] 160 | *p2 = value; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, visit [INFO] [stdout] = note: `#[deny(invalid_reference_casting)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `subterranean_sustainability` (bin "subterranean_sustainability") due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "4a92657df79aa199c73580faf04a92a87d9df68557256f11ed547dbfa8512cae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a92657df79aa199c73580faf04a92a87d9df68557256f11ed547dbfa8512cae", kill_on_drop: false }` [INFO] [stdout] 4a92657df79aa199c73580faf04a92a87d9df68557256f11ed547dbfa8512cae