[INFO] cloning repository https://github.com/foresterre/advent-of-code-2022
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/foresterre/advent-of-code-2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforesterre%2Fadvent-of-code-2022", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforesterre%2Fadvent-of-code-2022'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 643aff1bcba393c5b6f1e87506d325a7676b7b0a
[INFO] checking foresterre/advent-of-code-2022 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforesterre%2Fadvent-of-code-2022" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/foresterre/advent-of-code-2022
[INFO] finished tweaking git repo https://github.com/foresterre/advent-of-code-2022
[INFO] tweaked toml for git repo https://github.com/foresterre/advent-of-code-2022 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/foresterre/advent-of-code-2022 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/foresterre/advent-of-code-2022 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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] 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 723cf765a9745bff99a57e36e7b38e83ad62d92fb9f6888804707a22b8bf1ad6
[INFO] running `Command { std: "docker" "start" "-a" "723cf765a9745bff99a57e36e7b38e83ad62d92fb9f6888804707a22b8bf1ad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "723cf765a9745bff99a57e36e7b38e83ad62d92fb9f6888804707a22b8bf1ad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "723cf765a9745bff99a57e36e7b38e83ad62d92fb9f6888804707a22b8bf1ad6", kill_on_drop: false }`
[INFO] [stdout] 723cf765a9745bff99a57e36e7b38e83ad62d92fb9f6888804707a22b8bf1ad6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 644a8d7b1691539a386b9c933064a445bc17d97c97b450fa496cefea59e54547
[INFO] running `Command { std: "docker" "start" "-a" "644a8d7b1691539a386b9c933064a445bc17d97c97b450fa496cefea59e54547", 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] 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 syn v1.0.105
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling camino v1.1.1
[INFO] [stderr]    Compiling day_08 v0.0.0 (/opt/rustwide/workdir/day_08)
[INFO] [stderr]     Checking stride v0.3.0
[INFO] [stderr]     Checking day_03 v0.0.0 (/opt/rustwide/workdir/day_03)
[INFO] [stderr]     Checking day_01 v0.0.0 (/opt/rustwide/workdir/day_01)
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking day_template v0.0.0 (/opt/rustwide/workdir/day_template)
[INFO] [stderr]     Checking day_04 v0.0.0 (/opt/rustwide/workdir/day_04)
[INFO] [stderr]     Checking day_06 v0.0.0 (/opt/rustwide/workdir/day_06)
[INFO] [stderr]     Checking day_05 v0.0.0 (/opt/rustwide/workdir/day_05)
[INFO] [stderr]     Checking day_09 v0.0.0 (/opt/rustwide/workdir/day_09)
[INFO] [stderr]     Checking day_10 v0.0.0 (/opt/rustwide/workdir/day_10)
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `Tail` is never constructed
[INFO] [stdout]   --> day_09/src/bin/part_1.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | struct Tail {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tail` is never constructed
[INFO] [stdout]   --> day_09/src/bin/part_1.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | struct Tail {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "644a8d7b1691539a386b9c933064a445bc17d97c97b450fa496cefea59e54547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "644a8d7b1691539a386b9c933064a445bc17d97c97b450fa496cefea59e54547", kill_on_drop: false }`
[INFO] [stdout] 644a8d7b1691539a386b9c933064a445bc17d97c97b450fa496cefea59e54547