[INFO] cloning repository https://github.com/ironscar/rust-starter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ironscar/rust-starter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fironscar%2Frust-starter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fironscar%2Frust-starter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f43b6f3766685a5b2a8a57e236034f0d364aa2bf
[INFO] checking ironscar/rust-starter against try#de39175d9e0f63ff8967b81f9639ba28d11ae6ef for pr-135331
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fironscar%2Frust-starter" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ironscar/rust-starter on toolchain de39175d9e0f63ff8967b81f9639ba28d11ae6ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ironscar/rust-starter
[INFO] finished tweaking git repo https://github.com/ironscar/rust-starter
[INFO] tweaked toml for git repo https://github.com/ironscar/rust-starter written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ironscar/rust-starter 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" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48677d229b8c2d09adb3512795dda8deaf89ddabe196de7bafdc0cbddb7546d9
[INFO] running `Command { std: "docker" "start" "-a" "48677d229b8c2d09adb3512795dda8deaf89ddabe196de7bafdc0cbddb7546d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48677d229b8c2d09adb3512795dda8deaf89ddabe196de7bafdc0cbddb7546d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48677d229b8c2d09adb3512795dda8deaf89ddabe196de7bafdc0cbddb7546d9", kill_on_drop: false }`
[INFO] [stdout] 48677d229b8c2d09adb3512795dda8deaf89ddabe196de7bafdc0cbddb7546d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d29a47296465972f4993aa6869f3d869f58cc7f486d6e90bc85077cbf4ecbbd
[INFO] running `Command { std: "docker" "start" "-a" "3d29a47296465972f4993aa6869f3d869f58cc7f486d6e90bc85077cbf4ecbbd", kill_on_drop: false }`
[INFO] [stderr]     Checking hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `basic_demo` is never used
[INFO] [stdout]  --> src/printers.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn basic_demo() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Unprintable` is never constructed
[INFO] [stdout]   --> src/printers.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct Unprintable(i32);
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DebugPrintable` is never constructed
[INFO] [stdout]   --> src/printers.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct DebugPrintable(i32);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `basic_demo` is never used
[INFO] [stdout]  --> src/printers.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn basic_demo() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DisplayPrintable` is never constructed
[INFO] [stdout]   --> src/printers.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct DisplayPrintable(i32, i32);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Unprintable` is never constructed
[INFO] [stdout]   --> src/printers.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct Unprintable(i32);
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `complex_demo` is never used
[INFO] [stdout]   --> src/printers.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn complex_demo() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `basic_type_demo` is never used
[INFO] [stdout]  --> src/types.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn basic_type_demo() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DebugPrintable` is never constructed
[INFO] [stdout]   --> src/printers.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct DebugPrintable(i32);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PersonStruct` is never constructed
[INFO] [stdout]   --> src/types.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | struct PersonStruct {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TupleStruct` is never constructed
[INFO] [stdout]   --> src/types.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 | struct TupleStruct (String, u8);
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DisplayPrintable` is never constructed
[INFO] [stdout]   --> src/printers.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct DisplayPrintable(i32, i32);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Unit` is never constructed
[INFO] [stdout]    --> src/types.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 101 | struct Unit;
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]    --> src/types.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 | struct Point {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `complex_demo` is never used
[INFO] [stdout]   --> src/printers.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn complex_demo() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]    --> src/types.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | struct Rectangle {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `basic_type_demo` is never used
[INFO] [stdout]  --> src/types.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn basic_type_demo() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PersonStruct` is never constructed
[INFO] [stdout]   --> src/types.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | struct PersonStruct {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `custom_structs_demo` is never used
[INFO] [stdout]    --> src/types.rs:116:8
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub fn custom_structs_demo() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TupleStruct` is never constructed
[INFO] [stdout]   --> src/types.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 | struct TupleStruct (String, u8);
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WebEvent` is never used
[INFO] [stdout]    --> src/types.rs:145:6
[INFO] [stdout]     |
[INFO] [stdout] 145 | enum WebEvent {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Unit` is never constructed
[INFO] [stdout]    --> src/types.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 101 | struct Unit;
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Color` is never used
[INFO] [stdout]    --> src/types.rs:154:6
[INFO] [stdout]     |
[INFO] [stdout] 154 | enum Color {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]    --> src/types.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 | struct Point {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Wev` is never used
[INFO] [stdout]    --> src/types.rs:161:6
[INFO] [stdout]     |
[INFO] [stdout] 161 | type Wev = WebEvent;
[INFO] [stdout]     |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]    --> src/types.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | struct Rectangle {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_event_sign` is never used
[INFO] [stdout]    --> src/types.rs:163:4
[INFO] [stdout]     |
[INFO] [stdout] 163 | fn print_event_sign(event: WebEvent) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `custom_structs_demo` is never used
[INFO] [stdout]    --> src/types.rs:116:8
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub fn custom_structs_demo() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `custom_enum_demo` is never used
[INFO] [stdout]    --> src/types.rs:173:8
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub fn custom_enum_demo() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WebEvent` is never used
[INFO] [stdout]    --> src/types.rs:145:6
[INFO] [stdout]     |
[INFO] [stdout] 145 | enum WebEvent {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Color` is never used
[INFO] [stdout]    --> src/types.rs:154:6
[INFO] [stdout]     |
[INFO] [stdout] 154 | enum Color {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Wev` is never used
[INFO] [stdout]    --> src/types.rs:161:6
[INFO] [stdout]     |
[INFO] [stdout] 161 | type Wev = WebEvent;
[INFO] [stdout]     |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_event_sign` is never used
[INFO] [stdout]    --> src/types.rs:163:4
[INFO] [stdout]     |
[INFO] [stdout] 163 | fn print_event_sign(event: WebEvent) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `custom_enum_demo` is never used
[INFO] [stdout]    --> src/types.rs:173:8
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub fn custom_enum_demo() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "3d29a47296465972f4993aa6869f3d869f58cc7f486d6e90bc85077cbf4ecbbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d29a47296465972f4993aa6869f3d869f58cc7f486d6e90bc85077cbf4ecbbd", kill_on_drop: false }`
[INFO] [stdout] 3d29a47296465972f4993aa6869f3d869f58cc7f486d6e90bc85077cbf4ecbbd