[INFO] cloning repository https://github.com/davidsullins/AdventOfRust2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidsullins/AdventOfRust2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidsullins%2FAdventOfRust2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidsullins%2FAdventOfRust2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6260e6579d36fd6f5e5d3fea48409ac92031ba04 [INFO] testing davidsullins/AdventOfRust2018 against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidsullins%2FAdventOfRust2018" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/davidsullins/AdventOfRust2018 on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/davidsullins/AdventOfRust2018 [INFO] finished tweaking git repo https://github.com/davidsullins/AdventOfRust2018 [INFO] tweaked toml for git repo https://github.com/davidsullins/AdventOfRust2018 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/davidsullins/AdventOfRust2018 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2535972b16eb4a876366f579471743d244c747fefc5c2f444a1ef6e9a5fc2d68 [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" "2535972b16eb4a876366f579471743d244c747fefc5c2f444a1ef6e9a5fc2d68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2535972b16eb4a876366f579471743d244c747fefc5c2f444a1ef6e9a5fc2d68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2535972b16eb4a876366f579471743d244c747fefc5c2f444a1ef6e9a5fc2d68", kill_on_drop: false }` [INFO] [stdout] 2535972b16eb4a876366f579471743d244c747fefc5c2f444a1ef6e9a5fc2d68 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--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] 7f873bd400696271e033e191c26d3022e5832b20f09159b153dd087945601b82 [INFO] running `Command { std: "docker" "start" "-a" "7f873bd400696271e033e191c26d3022e5832b20f09159b153dd087945601b82", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling bit-vec v0.5.0 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling AdventOfRust2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: cannot borrow `letter_count` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/bin/day2.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 24 | let count = letter_count.get(&c).unwrap_or(&0); [INFO] [stdout] | -------------------- immutable borrow occurs here [INFO] [stdout] 25 | letter_count.insert(c, count + 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^-----^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | immutable borrow later used here [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] Finished dev [unoptimized + debuginfo] target(s) in 19.47s [INFO] running `Command { std: "docker" "inspect" "7f873bd400696271e033e191c26d3022e5832b20f09159b153dd087945601b82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f873bd400696271e033e191c26d3022e5832b20f09159b153dd087945601b82", kill_on_drop: false }` [INFO] [stdout] 7f873bd400696271e033e191c26d3022e5832b20f09159b153dd087945601b82 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0e2774b2613f561c963682bff60baf01bbf6ca805411bb378711e3671d828a0f [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" "0e2774b2613f561c963682bff60baf01bbf6ca805411bb378711e3671d828a0f", kill_on_drop: false }` [INFO] [stderr] Compiling AdventOfRust2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: cannot borrow `letter_count` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/bin/day2.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 24 | let count = letter_count.get(&c).unwrap_or(&0); [INFO] [stdout] | -------------------- immutable borrow occurs here [INFO] [stdout] 25 | letter_count.insert(c, count + 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^-----^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | immutable borrow later used here [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] Finished test [unoptimized + debuginfo] target(s) in 3.45s [INFO] running `Command { std: "docker" "inspect" "0e2774b2613f561c963682bff60baf01bbf6ca805411bb378711e3671d828a0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e2774b2613f561c963682bff60baf01bbf6ca805411bb378711e3671d828a0f", kill_on_drop: false }` [INFO] [stdout] 0e2774b2613f561c963682bff60baf01bbf6ca805411bb378711e3671d828a0f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", 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] ccbe1d833e6ae68ff34b61046b7b478579764c9fd3568510d826f40214472ea9 [INFO] running `Command { std: "docker" "start" "-a" "ccbe1d833e6ae68ff34b61046b7b478579764c9fd3568510d826f40214472ea9", kill_on_drop: false }` [INFO] [stderr] warning: cannot borrow `letter_count` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/bin/day2.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 24 | let count = letter_count.get(&c).unwrap_or(&0); [INFO] [stderr] | -------------------- immutable borrow occurs here [INFO] [stderr] 25 | letter_count.insert(c, count + 1); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^-----^^^^^ [INFO] [stderr] | | | [INFO] [stderr] | | immutable borrow later used here [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: `AdventOfRust2018` (bin "day2" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day1-1c0815fee38337b0) [INFO] [stdout] running 3 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day2-1d2093ec1a32ee52) [INFO] [stdout] test test_calc_freq ... ok [INFO] [stdout] test test_find_first_repeated_freq ... ok [INFO] [stdout] test test_parse_changes ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test test_find_common_letters ... ok [INFO] [stdout] test test_find_box_ids ... ok [INFO] [stdout] test test_count_exactly_two ... ok [INFO] [stdout] test test_calc_checksum ... ok [INFO] [stdout] test test_count_exactly_three ... ok [INFO] [stdout] test test_differ_by_one_char ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day3-77c5ab23c9d92e05) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test_parse_line ... ok [INFO] [stdout] test test_is_overlap ... ok [INFO] [stdout] test test_find_non_overlapping_id ... ok [INFO] [stdout] test test_count_claimed_by_at_least_two ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day8-aa4c8531df3147f8) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day9-9241f2d66a84c4a7) [INFO] [stdout] test test_compute_root_node_value ... ok [INFO] [stdout] test test_sum_metadata ... ok [INFO] [stdout] test test_parse_input ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test_parse_line ... ok [INFO] [stdout] test test_place_marble ... ok [INFO] [stdout] test test_find_highest_score ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ccbe1d833e6ae68ff34b61046b7b478579764c9fd3568510d826f40214472ea9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccbe1d833e6ae68ff34b61046b7b478579764c9fd3568510d826f40214472ea9", kill_on_drop: false }` [INFO] [stdout] ccbe1d833e6ae68ff34b61046b7b478579764c9fd3568510d826f40214472ea9