[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] testing noahmpauls/advent-of-code-2021 against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoahmpauls%2Fadvent-of-code-2021" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/noahmpauls/advent-of-code-2021 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-4/source/Cargo.toml [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: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a5858a031544d9638dc6ec981a989899ad1128aa89d4ca723412ceffeac85210 [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" "a5858a031544d9638dc6ec981a989899ad1128aa89d4ca723412ceffeac85210", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a5858a031544d9638dc6ec981a989899ad1128aa89d4ca723412ceffeac85210", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5858a031544d9638dc6ec981a989899ad1128aa89d4ca723412ceffeac85210", kill_on_drop: false }` [INFO] [stdout] a5858a031544d9638dc6ec981a989899ad1128aa89d4ca723412ceffeac85210 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] c84bf2ee0df9e24c18a8ea904e3a76c1b507d1fdd215f3f781cfaf6923853cac [INFO] running `Command { std: "docker" "start" "-a" "c84bf2ee0df9e24c18a8ea904e3a76c1b507d1fdd215f3f781cfaf6923853cac", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling common v0.1.0 (/opt/rustwide/workdir/common) [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling serde_json v1.0.78 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling priority-queue v1.2.1 [INFO] [stderr] Compiling matrixmultiply v0.3.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-complex v0.4.0 [INFO] [stderr] Compiling ndarray v0.15.4 [INFO] [stderr] Compiling sonar_sweep v0.1.0 (/opt/rustwide/workdir/01_sonar_sweep) [INFO] [stderr] Compiling seven_segment_search v0.1.0 (/opt/rustwide/workdir/08_seven_segment_search) [INFO] [stderr] Compiling sea_cucumber v0.1.0 (/opt/rustwide/workdir/25_sea_cucumber) [INFO] [stderr] Compiling chiton v0.1.0 (/opt/rustwide/workdir/15_chiton) [INFO] [stderr] Compiling snailfish v0.1.0 (/opt/rustwide/workdir/18_snailfish) [INFO] [stderr] Compiling reactor_reboot v0.1.0 (/opt/rustwide/workdir/22_reactor_reboot) [INFO] [stderr] Compiling dirac_dice v0.1.0 (/opt/rustwide/workdir/21_dirac_dice) [INFO] [stderr] Compiling trench_map v0.1.0 (/opt/rustwide/workdir/20_trench_map) [INFO] [stderr] Compiling hydrothermal_venture v0.1.0 (/opt/rustwide/workdir/05_hydrothermal_venture) [INFO] [stderr] Compiling dive v0.1.0 (/opt/rustwide/workdir/02_dive) [INFO] [stderr] Compiling giant_squid v0.1.0 (/opt/rustwide/workdir/04_giant_squid) [INFO] [stderr] Compiling binary_diagnostic v0.1.0 (/opt/rustwide/workdir/03_binary_diagnostic) [INFO] [stderr] Compiling extended_polymerization v0.1.0 (/opt/rustwide/workdir/14_extended_polymerization) [INFO] [stderr] Compiling syntax_scoring v0.1.0 (/opt/rustwide/workdir/10_syntax_scoring) [INFO] [stdout] warning: field is never read: `nums_to_wires` [INFO] [stdout] --> 08_seven_segment_search/src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | nums_to_wires: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling smoke_basin v0.1.0 (/opt/rustwide/workdir/09_smoke_basin) [INFO] [stderr] Compiling trick_shot v0.1.0 (/opt/rustwide/workdir/17_trick_shot) [INFO] [stderr] Compiling lanternfish v0.1.0 (/opt/rustwide/workdir/06_lanternfish) [INFO] [stderr] Compiling passage_pathing v0.1.0 (/opt/rustwide/workdir/12_passage_pathing) [INFO] [stderr] Compiling dumbo_octopus v0.1.0 (/opt/rustwide/workdir/11_dumbo_octopus) [INFO] [stderr] Compiling the_treachery_of_whales v0.1.0 (/opt/rustwide/workdir/07_the_treachery_of_whales) [INFO] [stderr] Compiling arithmetic_logic_unit v0.1.0 (/opt/rustwide/workdir/24_arithmetic_logic_unit) [INFO] [stderr] Compiling packet_decoder v0.1.0 (/opt/rustwide/workdir/16_packet_decoder) [INFO] [stderr] Compiling transparent_origami v0.1.0 (/opt/rustwide/workdir/13_transparent_origami) [INFO] [stdout] warning: field is never read: `big` [INFO] [stdout] --> 12_passage_pathing/src/lib.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | big: HashSet, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `serde_json` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name serde_json --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.78/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=b849183517eb2fe5 -C extra-filename=-b849183517eb2fe5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern itoa=/opt/rustwide/target/debug/deps/libitoa-57ac2f3fee0fa4c3.rmeta --extern ryu=/opt/rustwide/target/debug/deps/libryu-1f87c9e09d988964.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-375924c46c4658a2.rmeta --cap-lints allow --cap-lints=warn --cfg limb_width_64` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "c84bf2ee0df9e24c18a8ea904e3a76c1b507d1fdd215f3f781cfaf6923853cac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c84bf2ee0df9e24c18a8ea904e3a76c1b507d1fdd215f3f781cfaf6923853cac", kill_on_drop: false }` [INFO] [stdout] c84bf2ee0df9e24c18a8ea904e3a76c1b507d1fdd215f3f781cfaf6923853cac