[INFO] cloning repository https://github.com/flyingbucket/tryRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flyingbucket/tryRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflyingbucket%2FtryRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflyingbucket%2FtryRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 99a479164ac79a39ff061f83285b6c3bccb36f5a
[INFO] checking flyingbucket/tryRust against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflyingbucket%2FtryRust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/flyingbucket/tryRust
[INFO] finished tweaking git repo https://github.com/flyingbucket/tryRust
[INFO] tweaked toml for git repo https://github.com/flyingbucket/tryRust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/flyingbucket/tryRust on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/flyingbucket/tryRust 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" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0b07cbc82bbca34b18f066d9b219f13300d753aab3f551e93c845507ca7d9e5c
[INFO] running `Command { std: "docker" "start" "0b07cbc82bbca34b18f066d9b219f13300d753aab3f551e93c845507ca7d9e5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b07cbc82bbca34b18f066d9b219f13300d753aab3f551e93c845507ca7d9e5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0b07cbc82bbca34b18f066d9b219f13300d753aab3f551e93c845507ca7d9e5c" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b07cbc82bbca34b18f066d9b219f13300d753aab3f551e93c845507ca7d9e5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0b07cbc82bbca34b18f066d9b219f13300d753aab3f551e93c845507ca7d9e5c" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling alloca v0.4.0
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking clap v4.6.1
[INFO] [stderr]     Checking criterion-plot v0.8.2
[INFO] [stderr]     Checking page_size v0.6.0
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking bst v0.1.0 (/opt/rustwide/workdir/pkgs/BST)
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking smart_pointers v0.1.0 (/opt/rustwide/workdir/pkgs/smart_pointers)
[INFO] [stderr]     Checking closures v0.1.0 (/opt/rustwide/workdir/pkgs/closures)
[INFO] [stderr]     Checking iter v0.1.0 (/opt/rustwide/workdir/pkgs/iter)
[INFO] [stderr]     Checking errors v0.1.0 (/opt/rustwide/workdir/pkgs/errors)
[INFO] [stderr]     Checking structs v0.1.0 (/opt/rustwide/workdir/pkgs/structs)
[INFO] [stdout] warning: associated items `area`, `max`, and `square` are never used
[INFO] [stdout]   --> pkgs/closures/src/rectangle.rs:8:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Rectangle {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout]  8 |     fn area(&self) -> u32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     fn max(&self, other_rec: &Self) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     fn square(side: u32) -> Self {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking generic v0.1.0 (/opt/rustwide/workdir/pkgs/generic)
[INFO] [stderr]     Checking variables v0.1.0 (/opt/rustwide/workdir/pkgs/variables)
[INFO] [stderr]     Checking owner v0.1.0 (/opt/rustwide/workdir/pkgs/owner)
[INFO] [stderr]     Checking branches v0.1.0 (/opt/rustwide/workdir/pkgs/branches)
[INFO] [stdout] warning: function `run_sort_by_key` is never used
[INFO] [stdout]   --> pkgs/closures/src/main.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn run_sort_by_key() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_shirts` is never used
[INFO] [stdout]   --> pkgs/closures/src/main.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn run_shirts() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hello_cargo v0.1.0 (/opt/rustwide/workdir/pkgs/hello_cargo)
[INFO] [stderr]     Checking enums v0.1.0 (/opt/rustwide/workdir/pkgs/enums)
[INFO] [stdout] warning: function `return_a_string_fix2` is never used
[INFO] [stdout]   --> pkgs/owner/src/main.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn return_a_string_fix2() -> Rc<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `return_a_string_fix3` is never used
[INFO] [stdout]   --> pkgs/owner/src/main.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn return_a_string_fix3(output: &mut String) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking functions v0.1.0 (/opt/rustwide/workdir/pkgs/functions)
[INFO] [stdout] warning: associated items `area`, `max`, and `square` are never used
[INFO] [stdout]   --> pkgs/closures/src/rectangle.rs:8:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Rectangle {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout]  8 |     fn area(&self) -> u32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     fn max(&self, other_rec: &Self) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     fn square(side: u32) -> Self {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]  --> pkgs/enums/src/main.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum Message {
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hashmap v0.1.0 (/opt/rustwide/workdir/pkgs/hashmap)
[INFO] [stdout] warning: function `run_sort_by_key` is never used
[INFO] [stdout]   --> pkgs/closures/src/main.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn run_sort_by_key() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_shirts` is never used
[INFO] [stdout]   --> pkgs/closures/src/main.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn run_shirts() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rusty-fork v0.3.1
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]  --> pkgs/enums/src/main.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum Message {
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking loops v0.1.0 (/opt/rustwide/workdir/pkgs/loops)
[INFO] [stderr]     Checking threads v0.1.0 (/opt/rustwide/workdir/pkgs/threads)
[INFO] [stderr]     Checking vecs v0.1.0 (/opt/rustwide/workdir/pkgs/vecs)
[INFO] [stdout] warning: function `return_a_string_fix2` is never used
[INFO] [stdout]   --> pkgs/owner/src/main.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn return_a_string_fix2() -> Rc<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `return_a_string_fix3` is never used
[INFO] [stdout]   --> pkgs/owner/src/main.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn return_a_string_fix3(output: &mut String) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rbtree v0.1.0 (/opt/rustwide/workdir/pkgs/RBTree)
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]    Compiling zerocopy-derive v0.8.48
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking zerocopy v0.8.48
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking rand v0.9.4
[INFO] [stderr]     Checking criterion v0.8.2
[INFO] [stderr]     Checking proptest v1.11.0
[INFO] [stderr]     Checking guessing_game v0.1.0 (/opt/rustwide/workdir/pkgs/guessing_game)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.79s
[INFO] running `Command { std: "docker" "inspect" "0b07cbc82bbca34b18f066d9b219f13300d753aab3f551e93c845507ca7d9e5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b07cbc82bbca34b18f066d9b219f13300d753aab3f551e93c845507ca7d9e5c", kill_on_drop: false }`
[INFO] [stdout] 0b07cbc82bbca34b18f066d9b219f13300d753aab3f551e93c845507ca7d9e5c
