[INFO] cloning repository https://github.com/thefuntastic/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/thefuntastic/Advent-of-Code-2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthefuntastic%2FAdvent-of-Code-2022", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthefuntastic%2FAdvent-of-Code-2022'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0adcf0bc40614435c11339e588fff471f2acdb42
[INFO] building thefuntastic/Advent-of-Code-2022 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthefuntastic%2FAdvent-of-Code-2022" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thefuntastic/Advent-of-Code-2022 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thefuntastic/Advent-of-Code-2022
[INFO] finished tweaking git repo https://github.com/thefuntastic/Advent-of-Code-2022
[INFO] tweaked toml for git repo https://github.com/thefuntastic/Advent-of-Code-2022 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/thefuntastic/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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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] [stderr] warning: /workspace/builds/worker-6-tc1/source/Cargo.toml: unused manifest key: workspace.package.name
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded iter_tools v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19b43a3f5c8bdb78aed04eca945aeef4b07b244d7181efa94ed110861dcffac3
[INFO] running `Command { std: "docker" "start" "-a" "19b43a3f5c8bdb78aed04eca945aeef4b07b244d7181efa94ed110861dcffac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19b43a3f5c8bdb78aed04eca945aeef4b07b244d7181efa94ed110861dcffac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19b43a3f5c8bdb78aed04eca945aeef4b07b244d7181efa94ed110861dcffac3", kill_on_drop: false }`
[INFO] [stdout] 19b43a3f5c8bdb78aed04eca945aeef4b07b244d7181efa94ed110861dcffac3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc764de4e13295af8bd26810349e495090cbf2dcd330b21a48d52c5fb8ff0315
[INFO] running `Command { std: "docker" "start" "-a" "cc764de4e13295af8bd26810349e495090cbf2dcd330b21a48d52c5fb8ff0315", 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] warning: /opt/rustwide/workdir/Cargo.toml: unused manifest key: workspace.package.name
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling aoc-02 v0.1.0 (/opt/rustwide/workdir/days/aoc-02)
[INFO] [stderr]    Compiling aoc-04 v0.1.0 (/opt/rustwide/workdir/days/aoc-04)
[INFO] [stdout] warning: the feature `slice_group_by` has been stable since 1.77.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> days/aoc-02/src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_group_by)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `example`
[INFO] [stdout]    --> days/aoc-02/src/main.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |     let example = include_str!("../input/example.txt");
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_example`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling iter_tools v0.1.4
[INFO] [stderr]    Compiling aoc-06 v0.1.0 (/opt/rustwide/workdir/days/aoc-06)
[INFO] [stderr]    Compiling aoc-03 v0.1.0 (/opt/rustwide/workdir/days/aoc-03)
[INFO] [stderr]    Compiling aoc-05 v0.1.0 (/opt/rustwide/workdir/days/aoc-05)
[INFO] [stdout] warning: unused variable: `example`
[INFO] [stdout]  --> days/aoc-03/src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let example = include_str!("../input/example.txt");
[INFO] [stdout]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_example`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> days/aoc-05/src/main.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 |         for i in 0..n_stacks {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.81s
[INFO] running `Command { std: "docker" "inspect" "cc764de4e13295af8bd26810349e495090cbf2dcd330b21a48d52c5fb8ff0315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc764de4e13295af8bd26810349e495090cbf2dcd330b21a48d52c5fb8ff0315", kill_on_drop: false }`
[INFO] [stdout] cc764de4e13295af8bd26810349e495090cbf2dcd330b21a48d52c5fb8ff0315
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d14d302e20322a8fd099d3624c2546e75a272e1ab2b63c420f5f59f7a414942e
[INFO] running `Command { std: "docker" "start" "-a" "d14d302e20322a8fd099d3624c2546e75a272e1ab2b63c420f5f59f7a414942e", 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] warning: /opt/rustwide/workdir/Cargo.toml: unused manifest key: workspace.package.name
[INFO] [stderr]    Compiling aoc-06 v0.1.0 (/opt/rustwide/workdir/days/aoc-06)
[INFO] [stderr]    Compiling aoc-05 v0.1.0 (/opt/rustwide/workdir/days/aoc-05)
[INFO] [stderr]    Compiling aoc-03 v0.1.0 (/opt/rustwide/workdir/days/aoc-03)
[INFO] [stderr]    Compiling aoc-04 v0.1.0 (/opt/rustwide/workdir/days/aoc-04)
[INFO] [stderr]    Compiling aoc-02 v0.1.0 (/opt/rustwide/workdir/days/aoc-02)
[INFO] [stdout] warning: the feature `slice_group_by` has been stable since 1.77.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> days/aoc-02/src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_group_by)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `example`
[INFO] [stdout]    --> days/aoc-02/src/main.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |     let example = include_str!("../input/example.txt");
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_example`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `example`
[INFO] [stdout]  --> days/aoc-03/src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let example = include_str!("../input/example.txt");
[INFO] [stdout]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_example`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> days/aoc-05/src/main.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 |         for i in 0..n_stacks {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "d14d302e20322a8fd099d3624c2546e75a272e1ab2b63c420f5f59f7a414942e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d14d302e20322a8fd099d3624c2546e75a272e1ab2b63c420f5f59f7a414942e", kill_on_drop: false }`
[INFO] [stdout] d14d302e20322a8fd099d3624c2546e75a272e1ab2b63c420f5f59f7a414942e