[INFO] cloning repository https://github.com/foresterre/advent-of-code-2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/foresterre/advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforesterre%2Fadvent-of-code-2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforesterre%2Fadvent-of-code-2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bba3b896002effad2b91effc1dc8fd23b4deaeb8 [INFO] checking foresterre/advent-of-code-2018 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforesterre%2Fadvent-of-code-2018" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/foresterre/advent-of-code-2018 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/foresterre/advent-of-code-2018 [INFO] finished tweaking git repo https://github.com/foresterre/advent-of-code-2018 [INFO] tweaked toml for git repo https://github.com/foresterre/advent-of-code-2018 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/foresterre/advent-of-code-2018 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ring_queue v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 06528815f6540648d4f78f763f505dafc8eb35701283074eb5c6797616b4289e [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" "06528815f6540648d4f78f763f505dafc8eb35701283074eb5c6797616b4289e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "06528815f6540648d4f78f763f505dafc8eb35701283074eb5c6797616b4289e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06528815f6540648d4f78f763f505dafc8eb35701283074eb5c6797616b4289e", kill_on_drop: false }` [INFO] [stdout] 06528815f6540648d4f78f763f505dafc8eb35701283074eb5c6797616b4289e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--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] 17de5c8f119628b488e58fa6c8450abc05ceb9d8d407438514f27ce9107d0aec [INFO] running `Command { std: "docker" "start" "-a" "17de5c8f119628b488e58fa6c8450abc05ceb9d8d407438514f27ce9107d0aec", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking ring_queue v0.1.0 [INFO] [stderr] Checking day_02a v0.1.0 (/opt/rustwide/workdir/day_02a) [INFO] [stderr] Checking day_03a v0.1.0 (/opt/rustwide/workdir/day_03a) [INFO] [stderr] Checking day_02b v0.1.0 (/opt/rustwide/workdir/day_02b) [INFO] [stderr] Checking day_01a v0.1.0 (/opt/rustwide/workdir/day_01a) [INFO] [stderr] Checking day_11a v0.1.0 (/opt/rustwide/workdir/day_11a) [INFO] [stderr] Checking day_03b v0.1.0 (/opt/rustwide/workdir/day_03b) [INFO] [stderr] Checking day_01b v0.1.0 (/opt/rustwide/workdir/day_01b) [INFO] [stderr] Checking day_05b v0.1.0 (/opt/rustwide/workdir/day_05b) [INFO] [stderr] Checking day_05a v0.1.0 (/opt/rustwide/workdir/day_05a) [INFO] [stderr] Checking num_cpus v1.9.0 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking arrayvec v0.4.8 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stdout] warning: cannot borrow `map` as mutable because it is also borrowed as immutable [INFO] [stdout] --> day_02a/src/main.rs:15:32 [INFO] [stdout] | [INFO] [stdout] 12 | let get = map.get(&c); [INFO] [stdout] | --- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 15 | Some(i) => map.insert(c, i + 1), [INFO] [stdout] | ^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(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] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day_09b v0.1.0 (/opt/rustwide/workdir/day_09b) [INFO] [stdout] warning: cannot borrow `fabric` as mutable because it is also borrowed as immutable [INFO] [stdout] --> day_03a/src/main.rs:55:32 [INFO] [stdout] | [INFO] [stdout] 52 | let get = fabric.get(&Position(x, y)); [INFO] [stdout] | ------ immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 55 | Some(i) => fabric.insert(Position(x, y), i + 1), [INFO] [stdout] | ^^^^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(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] [stderr] Checking day_09a v0.1.0 (/opt/rustwide/workdir/day_09a) [INFO] [stdout] warning: cannot borrow `fabric` as mutable because it is also borrowed as immutable [INFO] [stdout] --> day_03a/src/main.rs:55:32 [INFO] [stdout] | [INFO] [stdout] 52 | let get = fabric.get(&Position(x, y)); [INFO] [stdout] | ------ immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 55 | Some(i) => fabric.insert(Position(x, y), i + 1), [INFO] [stdout] | ^^^^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(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] warning: cannot borrow `map` as mutable because it is also borrowed as immutable [INFO] [stdout] --> day_02a/src/main.rs:15:32 [INFO] [stdout] | [INFO] [stdout] 12 | let get = map.get(&c); [INFO] [stdout] | --- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 15 | Some(i) => map.insert(c, i + 1), [INFO] [stdout] | ^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(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] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Checking rayon v1.0.3 [INFO] [stderr] Checking day_11b v0.1.0 (/opt/rustwide/workdir/day_11b) [INFO] [stderr] Checking day_04a v0.1.0 (/opt/rustwide/workdir/day_04a) [INFO] [stderr] Checking day_04b v0.1.0 (/opt/rustwide/workdir/day_04b) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.69s [INFO] running `Command { std: "docker" "inspect" "17de5c8f119628b488e58fa6c8450abc05ceb9d8d407438514f27ce9107d0aec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17de5c8f119628b488e58fa6c8450abc05ceb9d8d407438514f27ce9107d0aec", kill_on_drop: false }` [INFO] [stdout] 17de5c8f119628b488e58fa6c8450abc05ceb9d8d407438514f27ce9107d0aec