[INFO] cloning repository https://github.com/n8henrie/aoc21-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/n8henrie/aoc21-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn8henrie%2Faoc21-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn8henrie%2Faoc21-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 663ef1791df78b98039383e52e8b3c3ee2cb06f4
[INFO] checking n8henrie/aoc21-rust against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn8henrie%2Faoc21-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/n8henrie/aoc21-rust
[INFO] finished tweaking git repo https://github.com/n8henrie/aoc21-rust
[INFO] tweaked toml for git repo https://github.com/n8henrie/aoc21-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/n8henrie/aoc21-rust on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/n8henrie/aoc21-rust 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded owo-colors v1.3.0
[INFO] [stderr]   Downloaded eyre v0.6.5
[INFO] [stderr]   Downloaded anyhow v1.0.51
[INFO] [stderr]   Downloaded proc-macro2 v1.0.33
[INFO] [stderr]   Downloaded color-spantrace v0.1.6
[INFO] [stderr]   Downloaded libc v0.2.109
[INFO] [stderr]   Downloaded color-eyre v0.5.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f37a3ee3b8c8e9054f7203659f3996f804bcc48c211207c53e4286ad7108dd3
[INFO] running `Command { std: "docker" "start" "-a" "0f37a3ee3b8c8e9054f7203659f3996f804bcc48c211207c53e4286ad7108dd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f37a3ee3b8c8e9054f7203659f3996f804bcc48c211207c53e4286ad7108dd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f37a3ee3b8c8e9054f7203659f3996f804bcc48c211207c53e4286ad7108dd3", kill_on_drop: false }`
[INFO] [stdout] 0f37a3ee3b8c8e9054f7203659f3996f804bcc48c211207c53e4286ad7108dd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 157042f169dd3fdc14d85a8daa1e4721d97abd80f5aa6d6ca29dc00a429cf6d8
[INFO] running `Command { std: "docker" "start" "-a" "157042f169dd3fdc14d85a8daa1e4721d97abd80f5aa6d6ca29dc00a429cf6d8", 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 v0.2.109
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]     Checking owo-colors v1.3.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking d10 v0.1.0 (/opt/rustwide/workdir/d10)
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking aoc v0.1.0 (/opt/rustwide/workdir/aoc)
[INFO] [stderr]     Checking d11 v0.1.0 (/opt/rustwide/workdir/d11)
[INFO] [stderr]     Checking d02 v0.1.0 (/opt/rustwide/workdir/d02)
[INFO] [stderr]     Checking d01 v0.1.0 (/opt/rustwide/workdir/d01)
[INFO] [stderr]     Checking d08 v0.1.0 (/opt/rustwide/workdir/d08)
[INFO] [stderr]     Checking d07 v0.1.0 (/opt/rustwide/workdir/d07)
[INFO] [stderr]     Checking d06 v0.1.0 (/opt/rustwide/workdir/d06)
[INFO] [stderr]     Checking d05 v0.1.0 (/opt/rustwide/workdir/d05)
[INFO] [stderr]     Checking d04 v0.1.0 (/opt/rustwide/workdir/d04)
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking tracing-error v0.1.2
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking d09 v0.1.0 (/opt/rustwide/workdir/d09)
[INFO] [stderr]     Checking color-spantrace v0.1.6
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]  --> d09/src/main.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     BadU8 { source: std::num::TryFromIntError },
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]  --> d09/src/main.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     BadU8 { source: std::num::TryFromIntError },
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking color-eyre v0.5.11
[INFO] [stderr]     Checking d03 v0.1.0 (/opt/rustwide/workdir/d03)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.20s
[INFO] running `Command { std: "docker" "inspect" "157042f169dd3fdc14d85a8daa1e4721d97abd80f5aa6d6ca29dc00a429cf6d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "157042f169dd3fdc14d85a8daa1e4721d97abd80f5aa6d6ca29dc00a429cf6d8", kill_on_drop: false }`
[INFO] [stdout] 157042f169dd3fdc14d85a8daa1e4721d97abd80f5aa6d6ca29dc00a429cf6d8
