[INFO] cloning repository https://github.com/imjacobclark/advent-of-code-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/imjacobclark/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimjacobclark%2Fadvent-of-code-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimjacobclark%2Fadvent-of-code-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f1e4c5270d1a87570c348c7e043204d395e3f5bd
[INFO] building imjacobclark/advent-of-code-2020 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%2Fimjacobclark%2Fadvent-of-code-2020" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/imjacobclark/advent-of-code-2020 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/imjacobclark/advent-of-code-2020
[INFO] finished tweaking git repo https://github.com/imjacobclark/advent-of-code-2020
[INFO] tweaked toml for git repo https://github.com/imjacobclark/advent-of-code-2020 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/imjacobclark/advent-of-code-2020 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]     Blocking waiting for file lock on package cache
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 636e6b9b692712bde6d927d2f8ec598a327ce373314b6b1126c13423f14244ef
[INFO] running `Command { std: "docker" "start" "-a" "636e6b9b692712bde6d927d2f8ec598a327ce373314b6b1126c13423f14244ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "636e6b9b692712bde6d927d2f8ec598a327ce373314b6b1126c13423f14244ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "636e6b9b692712bde6d927d2f8ec598a327ce373314b6b1126c13423f14244ef", kill_on_drop: false }`
[INFO] [stdout] 636e6b9b692712bde6d927d2f8ec598a327ce373314b6b1126c13423f14244ef
[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 -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] cf0e942d39f3f541efb901995d0ee9b2e61458a83f983ac242d48ec744ce82de
[INFO] running `Command { std: "docker" "start" "-a" "cf0e942d39f3f541efb901995d0ee9b2e61458a83f983ac242d48ec744ce82de", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling advent-of-code-2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `fix_expenses` is never used
[INFO] [stdout]  --> src/one.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn fix_expenses() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_occurrences` is never used
[INFO] [stdout]  --> src/two.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_occurrences(sequence: Vec<String>, requirement: String) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_char_at_index` is never used
[INFO] [stdout]  --> src/two.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get_char_at_index(sequence: Vec<String>, index: usize) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `password_policy` is never used
[INFO] [stdout]   --> src/two.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn password_policy() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `walk_items` is never used
[INFO] [stdout]  --> src/three.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn walk_items(grid: Vec<Vec<String>>, row: usize, column: usize, trees: usize, right: usize, down: usize) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compute_tree_encounter` is never used
[INFO] [stdout]   --> src/three.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn compute_tree_encounter() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.23s
[INFO] running `Command { std: "docker" "inspect" "cf0e942d39f3f541efb901995d0ee9b2e61458a83f983ac242d48ec744ce82de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf0e942d39f3f541efb901995d0ee9b2e61458a83f983ac242d48ec744ce82de", kill_on_drop: false }`
[INFO] [stdout] cf0e942d39f3f541efb901995d0ee9b2e61458a83f983ac242d48ec744ce82de
[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 -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] 7639125d0eed67ca59857164942e3211d96c424e5532fce238cf72948a6784e6
[INFO] running `Command { std: "docker" "start" "-a" "7639125d0eed67ca59857164942e3211d96c424e5532fce238cf72948a6784e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent-of-code-2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `fix_expenses` is never used
[INFO] [stdout]  --> src/one.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn fix_expenses() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_occurrences` is never used
[INFO] [stdout]  --> src/two.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_occurrences(sequence: Vec<String>, requirement: String) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_char_at_index` is never used
[INFO] [stdout]  --> src/two.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get_char_at_index(sequence: Vec<String>, index: usize) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `password_policy` is never used
[INFO] [stdout]   --> src/two.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn password_policy() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `walk_items` is never used
[INFO] [stdout]  --> src/three.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn walk_items(grid: Vec<Vec<String>>, row: usize, column: usize, trees: usize, right: usize, down: usize) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compute_tree_encounter` is never used
[INFO] [stdout]   --> src/three.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn compute_tree_encounter() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "7639125d0eed67ca59857164942e3211d96c424e5532fce238cf72948a6784e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7639125d0eed67ca59857164942e3211d96c424e5532fce238cf72948a6784e6", kill_on_drop: false }`
[INFO] [stdout] 7639125d0eed67ca59857164942e3211d96c424e5532fce238cf72948a6784e6