[INFO] cloning repository https://github.com/noahmpauls/advent-of-code-2021 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/noahmpauls/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoahmpauls%2Fadvent-of-code-2021", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoahmpauls%2Fadvent-of-code-2021'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ed64fd876198df7e9d754609c201540e3fae6842 [INFO] checking noahmpauls/advent-of-code-2021 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoahmpauls%2Fadvent-of-code-2021" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/noahmpauls/advent-of-code-2021 [INFO] finished tweaking git repo https://github.com/noahmpauls/advent-of-code-2021 [INFO] tweaked toml for git repo https://github.com/noahmpauls/advent-of-code-2021 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/noahmpauls/advent-of-code-2021 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/noahmpauls/advent-of-code-2021 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] | [INFO] [stderr] = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 70854388f814764bbfa63ae5eaa6fd7741a98f04f70e240378bada16308d66c6 [INFO] running `Command { std: "docker" "start" "-a" "70854388f814764bbfa63ae5eaa6fd7741a98f04f70e240378bada16308d66c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "70854388f814764bbfa63ae5eaa6fd7741a98f04f70e240378bada16308d66c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70854388f814764bbfa63ae5eaa6fd7741a98f04f70e240378bada16308d66c6", kill_on_drop: false }` [INFO] [stdout] 70854388f814764bbfa63ae5eaa6fd7741a98f04f70e240378bada16308d66c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3430eb439a8cc6f63fdd9814e959979ef18f0b21d1a482e0402060c310288db6 [INFO] running `Command { std: "docker" "start" "-a" "3430eb439a8cc6f63fdd9814e959979ef18f0b21d1a482e0402060c310288db6", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] | [INFO] [stderr] = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking common v0.1.0 (/opt/rustwide/workdir/common) [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling priority-queue v1.2.1 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Checking ndarray v0.15.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Checking trench_map v0.1.0 (/opt/rustwide/workdir/20_trench_map) [INFO] [stderr] Checking snailfish v0.1.0 (/opt/rustwide/workdir/18_snailfish) [INFO] [stderr] Checking the_treachery_of_whales v0.1.0 (/opt/rustwide/workdir/07_the_treachery_of_whales) [INFO] [stderr] Checking dumbo_octopus v0.1.0 (/opt/rustwide/workdir/11_dumbo_octopus) [INFO] [stderr] Checking seven_segment_search v0.1.0 (/opt/rustwide/workdir/08_seven_segment_search) [INFO] [stderr] Checking trick_shot v0.1.0 (/opt/rustwide/workdir/17_trick_shot) [INFO] [stderr] Checking binary_diagnostic v0.1.0 (/opt/rustwide/workdir/03_binary_diagnostic) [INFO] [stderr] Checking smoke_basin v0.1.0 (/opt/rustwide/workdir/09_smoke_basin) [INFO] [stderr] Checking passage_pathing v0.1.0 (/opt/rustwide/workdir/12_passage_pathing) [INFO] [stderr] Checking giant_squid v0.1.0 (/opt/rustwide/workdir/04_giant_squid) [INFO] [stderr] Checking hydrothermal_venture v0.1.0 (/opt/rustwide/workdir/05_hydrothermal_venture) [INFO] [stderr] Checking packet_decoder v0.1.0 (/opt/rustwide/workdir/16_packet_decoder) [INFO] [stderr] Checking sonar_sweep v0.1.0 (/opt/rustwide/workdir/01_sonar_sweep) [INFO] [stderr] Checking dive v0.1.0 (/opt/rustwide/workdir/02_dive) [INFO] [stderr] Checking extended_polymerization v0.1.0 (/opt/rustwide/workdir/14_extended_polymerization) [INFO] [stderr] Checking transparent_origami v0.1.0 (/opt/rustwide/workdir/13_transparent_origami) [INFO] [stderr] Checking chiton v0.1.0 (/opt/rustwide/workdir/15_chiton) [INFO] [stderr] Checking arithmetic_logic_unit v0.1.0 (/opt/rustwide/workdir/24_arithmetic_logic_unit) [INFO] [stderr] Checking sea_cucumber v0.1.0 (/opt/rustwide/workdir/25_sea_cucumber) [INFO] [stderr] Checking syntax_scoring v0.1.0 (/opt/rustwide/workdir/10_syntax_scoring) [INFO] [stdout] warning: field `nums_to_wires` is never read [INFO] [stdout] --> 08_seven_segment_search/src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct SegmentDecoder { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 4 | nums_to_wires: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> 16_packet_decoder/src/packet_parse.rs:183:29 [INFO] [stdout] | [INFO] [stdout] 183 | pub fn from(packet: &str) -> LiteralBody { [INFO] [stdout] | ^^^^ ^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 183 | pub fn from(packet: &str) -> LiteralBody<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `big` is never read [INFO] [stdout] --> 12_passage_pathing/src/lib.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct CaveSystem { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 6 | adjacency: HashMap>, [INFO] [stdout] 7 | big: HashSet, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking reactor_reboot v0.1.0 (/opt/rustwide/workdir/22_reactor_reboot) [INFO] [stderr] Checking dirac_dice v0.1.0 (/opt/rustwide/workdir/21_dirac_dice) [INFO] [stderr] Checking lanternfish v0.1.0 (/opt/rustwide/workdir/06_lanternfish) [INFO] [stdout] warning: struct `MemoEntry` is never constructed [INFO] [stdout] --> 24_arithmetic_logic_unit/src/alu.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct MemoEntry { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> 22_reactor_reboot/src/complex.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | ((self.e.x - self.s.x) as u128 * (self.e.y - self.s.y) as u128 * (self.e.z - self.s.z) as u128).try_into().unwrap() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `reactor_reboot` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "3430eb439a8cc6f63fdd9814e959979ef18f0b21d1a482e0402060c310288db6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3430eb439a8cc6f63fdd9814e959979ef18f0b21d1a482e0402060c310288db6", kill_on_drop: false }` [INFO] [stdout] 3430eb439a8cc6f63fdd9814e959979ef18f0b21d1a482e0402060c310288db6