[INFO] cloning repository https://github.com/tony612/adventureofcode [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tony612/adventureofcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftony612%2Fadventureofcode", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftony612%2Fadventureofcode'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e91e9cec8e04cc75fd1443baea46d023c9b4792a [INFO] checking tony612/adventureofcode against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftony612%2Fadventureofcode" "/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/tony612/adventureofcode on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tony612/adventureofcode [INFO] finished tweaking git repo https://github.com/tony612/adventureofcode [INFO] tweaked toml for git repo https://github.com/tony612/adventureofcode written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/tony612/adventureofcode already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8f1bcf33b6feaf382fdd33dac4268a31e0597f96050c9958fd018924ac78b47b [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" "8f1bcf33b6feaf382fdd33dac4268a31e0597f96050c9958fd018924ac78b47b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f1bcf33b6feaf382fdd33dac4268a31e0597f96050c9958fd018924ac78b47b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f1bcf33b6feaf382fdd33dac4268a31e0597f96050c9958fd018924ac78b47b", kill_on_drop: false }` [INFO] [stdout] 8f1bcf33b6feaf382fdd33dac4268a31e0597f96050c9958fd018924ac78b47b [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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 076de1ef07928c1d8c0effe1e3e320ffbcc927eeba3e08ad8a30b1b5592a46eb [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" "076de1ef07928c1d8c0effe1e3e320ffbcc927eeba3e08ad8a30b1b5592a46eb", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking adventofcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: cannot borrow `areas` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/day6.rs:76:31 [INFO] [stdout] | [INFO] [stdout] 74 | let found = areas.get(id); [INFO] [stdout] | ----- immutable borrow occurs here [INFO] [stdout] 75 | match found { [INFO] [stdout] 76 | Some(size) => areas.insert(*id, size + 1), [INFO] [stdout] | ^^^^^ ---- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot borrow `areas` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/day6.rs:76:31 [INFO] [stdout] | [INFO] [stdout] 74 | let found = areas.get(id); [INFO] [stdout] | ----- immutable borrow occurs here [INFO] [stdout] 75 | match found { [INFO] [stdout] 76 | Some(size) => areas.insert(*id, size + 1), [INFO] [stdout] | ^^^^^ ---- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `adventofcode` [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [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] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "076de1ef07928c1d8c0effe1e3e320ffbcc927eeba3e08ad8a30b1b5592a46eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "076de1ef07928c1d8c0effe1e3e320ffbcc927eeba3e08ad8a30b1b5592a46eb", kill_on_drop: false }` [INFO] [stdout] 076de1ef07928c1d8c0effe1e3e320ffbcc927eeba3e08ad8a30b1b5592a46eb