[INFO] cloning repository https://github.com/larsmoil/adventofcode2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/larsmoil/adventofcode2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flarsmoil%2Fadventofcode2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flarsmoil%2Fadventofcode2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f42d5c9837fefc72109163cea3275b857eaf3e36 [INFO] testing larsmoil/adventofcode2020 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flarsmoil%2Fadventofcode2020" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/larsmoil/adventofcode2020 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/larsmoil/adventofcode2020 [INFO] finished tweaking git repo https://github.com/larsmoil/adventofcode2020 [INFO] tweaked toml for git repo https://github.com/larsmoil/adventofcode2020 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/larsmoil/adventofcode2020 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b64156eefb5ef1ac8d98cb34cc5c139aec0b3a7372f3b52b1661db20f71e5393 [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" "b64156eefb5ef1ac8d98cb34cc5c139aec0b3a7372f3b52b1661db20f71e5393", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b64156eefb5ef1ac8d98cb34cc5c139aec0b3a7372f3b52b1661db20f71e5393", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b64156eefb5ef1ac8d98cb34cc5c139aec0b3a7372f3b52b1661db20f71e5393", kill_on_drop: false }` [INFO] [stdout] b64156eefb5ef1ac8d98cb34cc5c139aec0b3a7372f3b52b1661db20f71e5393 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] da6ebc2f8a9f77da9c3ba9bb1e6b62ec5ae0dfac096fffbd7322af081cd6bd95 [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" "da6ebc2f8a9f77da9c3ba9bb1e6b62ec5ae0dfac096fffbd7322af081cd6bd95", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling adventofcode-2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day04.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut entries = passport [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `required_fields` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/day04.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 23 | let required_field = required_fields.iter().enumerate().find(|(_, &required_field)| required_field == field); [INFO] [stdout] | --------------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 26 | required_fields.remove(required_field.unwrap().0); [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] Finished dev [unoptimized + debuginfo] target(s) in 2.34s [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "da6ebc2f8a9f77da9c3ba9bb1e6b62ec5ae0dfac096fffbd7322af081cd6bd95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da6ebc2f8a9f77da9c3ba9bb1e6b62ec5ae0dfac096fffbd7322af081cd6bd95", kill_on_drop: false }` [INFO] [stdout] da6ebc2f8a9f77da9c3ba9bb1e6b62ec5ae0dfac096fffbd7322af081cd6bd95 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f8152f6fb124e2b2d9a56e34306518221541804c42cbfeb778da63cc164ffca [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" "8f8152f6fb124e2b2d9a56e34306518221541804c42cbfeb778da63cc164ffca", kill_on_drop: false }` [INFO] [stderr] Compiling adventofcode-2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day04.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut entries = passport [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `required_fields` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/day04.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 23 | let required_field = required_fields.iter().enumerate().find(|(_, &required_field)| required_field == field); [INFO] [stdout] | --------------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 26 | required_fields.remove(required_field.unwrap().0); [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.92s [INFO] running `Command { std: "docker" "inspect" "8f8152f6fb124e2b2d9a56e34306518221541804c42cbfeb778da63cc164ffca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f8152f6fb124e2b2d9a56e34306518221541804c42cbfeb778da63cc164ffca", kill_on_drop: false }` [INFO] [stdout] 8f8152f6fb124e2b2d9a56e34306518221541804c42cbfeb778da63cc164ffca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6db536bcd0f083ef424e001079c2412a90e61d3a5ee2386984d70de8d2407c49 [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" "6db536bcd0f083ef424e001079c2412a90e61d3a5ee2386984d70de8d2407c49", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day04.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | let mut entries = passport [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `required_fields` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/day04.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 23 | let required_field = required_fields.iter().enumerate().find(|(_, &required_field)| required_field == field); [INFO] [stderr] | --------------- immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 26 | required_fields.remove(required_field.unwrap().0); [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: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/adventofcode_2020-1dd5d7d6ba9993da) [INFO] [stdout] running 28 tests [INFO] [stdout] test day01::tests::test_pt1 ... ok [INFO] [stdout] test day01::tests::test_pt1_example ... ok [INFO] [stdout] test day01::tests::test_pt2_example ... ok [INFO] [stdout] test day06::tests::test_pt1_example ... ok [INFO] [stdout] test day06::tests::test_parse ... ok [INFO] [stdout] test day03::tests::test_pt2_example ... ok [INFO] [stdout] test day04::tests::test_pt2_example ... ok [INFO] [stdout] test day06::tests::test_parse_pt2 ... ok [INFO] [stdout] test day03::tests::test_pt1 ... ok [INFO] [stdout] test day06::tests::test_pt2_example ... ok [INFO] [stdout] test day04::tests::test_pt1_example ... ok [INFO] [stdout] test expenses::tests::test_sums_to_three ... ok [INFO] [stdout] test day03::tests::test_pt1_example ... ok [INFO] [stdout] test passwords::tests::test_pt2_example ... ok [INFO] [stdout] test day04::tests::test_pt1 ... ok [INFO] [stdout] test day05::tests::test_pt1 ... ok [INFO] [stdout] test passwords::tests::test_pt1_example ... ok [INFO] [stdout] test expenses::tests::test_sums_to_two ... ok [INFO] [stdout] test day04::tests::test_pt2 ... ok [INFO] [stdout] test day05::tests::test_parse ... ok [INFO] [stdout] test day05::tests::test_pt1_example ... ok [INFO] [stdout] test day02::tests::test_pt2 ... ok [INFO] [stdout] test day02::tests::test_pt1 ... ok [INFO] [stdout] test day05::tests::test_pt2 ... ok [INFO] [stdout] test day03::tests::test_pt2 ... ok [INFO] [stdout] test day06::tests::test_pt2 ... ok [INFO] [stdout] test day06::tests::test_pt1 ... ok [INFO] [stdout] test day01::tests::test_pt2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.09s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6db536bcd0f083ef424e001079c2412a90e61d3a5ee2386984d70de8d2407c49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6db536bcd0f083ef424e001079c2412a90e61d3a5ee2386984d70de8d2407c49", kill_on_drop: false }` [INFO] [stdout] 6db536bcd0f083ef424e001079c2412a90e61d3a5ee2386984d70de8d2407c49