[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 try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidsullins%2FAdventOfRust2018" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/davidsullins/AdventOfRust2018 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-1/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" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bit-vec v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 197b9b36eee02ca83c3d9639221359ab64988b65d04768f0ed3791ae6e5d3f4e [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" "197b9b36eee02ca83c3d9639221359ab64988b65d04768f0ed3791ae6e5d3f4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "197b9b36eee02ca83c3d9639221359ab64988b65d04768f0ed3791ae6e5d3f4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "197b9b36eee02ca83c3d9639221359ab64988b65d04768f0ed3791ae6e5d3f4e", kill_on_drop: false }` [INFO] [stdout] 197b9b36eee02ca83c3d9639221359ab64988b65d04768f0ed3791ae6e5d3f4e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a71f69568047bd90b31c8dcd59d5ee37ba5676c89a25dfcb723bb0501aa14089 [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" "a71f69568047bd90b31c8dcd59d5ee37ba5676c89a25dfcb723bb0501aa14089", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling bit-vec v0.5.0 [INFO] [stderr] Compiling thread_local v0.3.6 [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 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 18.77s [INFO] running `Command { std: "docker" "inspect" "a71f69568047bd90b31c8dcd59d5ee37ba5676c89a25dfcb723bb0501aa14089", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a71f69568047bd90b31c8dcd59d5ee37ba5676c89a25dfcb723bb0501aa14089", kill_on_drop: false }` [INFO] [stdout] a71f69568047bd90b31c8dcd59d5ee37ba5676c89a25dfcb723bb0501aa14089 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4fbd1d493ddcfe2386a3b15f45cca5892db64937401b5a534640824c0b1cdb9f [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" "4fbd1d493ddcfe2386a3b15f45cca5892db64937401b5a534640824c0b1cdb9f", 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 3.00s [INFO] running `Command { std: "docker" "inspect" "4fbd1d493ddcfe2386a3b15f45cca5892db64937401b5a534640824c0b1cdb9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fbd1d493ddcfe2386a3b15f45cca5892db64937401b5a534640824c0b1cdb9f", kill_on_drop: false }` [INFO] [stdout] 4fbd1d493ddcfe2386a3b15f45cca5892db64937401b5a534640824c0b1cdb9f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 682ce4cb7b1663be5987e204ceb9e12091e16c5577d2d6de8e981a213271d2cc [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" "682ce4cb7b1663be5987e204ceb9e12091e16c5577d2d6de8e981a213271d2cc", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [INFO] [stderr] warning: cannot borrow `letter_count` as mutable because it is also borrowed as immutable [INFO] [stdout] running 3 tests [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 1.38s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day1-fba69150ce166f71) [INFO] [stdout] test test_find_first_repeated_freq ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day2-5690dfb347e6201b) [INFO] [stdout] test test_parse_changes ... ok [INFO] [stdout] test test_calc_freq ... 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_calc_checksum ... ok [INFO] [stdout] test test_count_exactly_three ... ok [INFO] [stdout] test test_differ_by_one_char ... ok [INFO] [stdout] test test_find_box_ids ... ok [INFO] [stdout] test test_count_exactly_two ... ok [INFO] [stdout] test test_find_common_letters ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day3-0f7490870a49a7b3) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test_parse_line ... ok [INFO] [stdout] test test_find_non_overlapping_id ... ok [INFO] [stdout] test test_is_overlap ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day8-51ac3eefc6da4660) [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 0.11s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day9-dedc03dcbfa459cf) [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 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test_place_marble ... ok [INFO] [stdout] test test_parse_line ... 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 0.02s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "682ce4cb7b1663be5987e204ceb9e12091e16c5577d2d6de8e981a213271d2cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "682ce4cb7b1663be5987e204ceb9e12091e16c5577d2d6de8e981a213271d2cc", kill_on_drop: false }` [INFO] [stdout] 682ce4cb7b1663be5987e204ceb9e12091e16c5577d2d6de8e981a213271d2cc