[INFO] updating cached repository https://github.com/deaz/adventofcode-2018 [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 73d86c0e5fde50dd8029fa2aa376fdcb6fac913d [INFO] checking deaz/adventofcode-2018 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeaz%2Fadventofcode-2018" "/workspace/builds/worker-13/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/deaz/adventofcode-2018 on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/deaz/adventofcode-2018 [INFO] finished tweaking git repo https://github.com/deaz/adventofcode-2018 [INFO] tweaked toml for git repo https://github.com/deaz/adventofcode-2018 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/deaz/adventofcode-2018 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 876875746abf3b2fc265df1f086c423fa66899e1f62f1cd2c942eb7ea305d4ce [INFO] running `"docker" "start" "-a" "876875746abf3b2fc265df1f086c423fa66899e1f62f1cd2c942eb7ea305d4ce"` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.0 [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 v2.1.1 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking num-integer v0.1.39 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking adventofcode-2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: cannot borrow `chars` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/puzzle_03.rs:10:17 [INFO] [stderr] | [INFO] [stderr] 9 | let cur = chars.get(&c).unwrap_or(&0); [INFO] [stderr] | ----- immutable borrow occurs here [INFO] [stderr] 10 | chars.insert(c, cur + 1); [INFO] [stderr] | ^^^^^ --- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `map` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/puzzle_05.rs:20:21 [INFO] [stderr] | [INFO] [stderr] 19 | let prev = map.get(&(i, j)).unwrap_or(&0); [INFO] [stderr] | --- immutable borrow occurs here [INFO] [stderr] 20 | map.insert((i, j), prev + 1); [INFO] [stderr] | ^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `chars` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/puzzle_03.rs:10:17 [INFO] [stderr] | [INFO] [stderr] 9 | let cur = chars.get(&c).unwrap_or(&0); [INFO] [stderr] | ----- immutable borrow occurs here [INFO] [stderr] 10 | chars.insert(c, cur + 1); [INFO] [stderr] | ^^^^^ --- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `map` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/puzzle_05.rs:20:21 [INFO] [stderr] | [INFO] [stderr] 19 | let prev = map.get(&(i, j)).unwrap_or(&0); [INFO] [stderr] | --- immutable borrow occurs here [INFO] [stderr] 20 | map.insert((i, j), prev + 1); [INFO] [stderr] | ^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.44s [INFO] running `"docker" "inspect" "876875746abf3b2fc265df1f086c423fa66899e1f62f1cd2c942eb7ea305d4ce"` [INFO] running `"docker" "rm" "-f" "876875746abf3b2fc265df1f086c423fa66899e1f62f1cd2c942eb7ea305d4ce"` [INFO] [stdout] 876875746abf3b2fc265df1f086c423fa66899e1f62f1cd2c942eb7ea305d4ce