[INFO] cloning repository https://github.com/logicalguess/stateful-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/logicalguess/stateful-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flogicalguess%2Fstateful-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flogicalguess%2Fstateful-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 852404abbafb2ba338fd44b5c31316ed745f3514
[INFO] checking logicalguess/stateful-rust against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flogicalguess%2Fstateful-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/logicalguess/stateful-rust
[INFO] finished tweaking git repo https://github.com/logicalguess/stateful-rust
[INFO] tweaked toml for git repo https://github.com/logicalguess/stateful-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/logicalguess/stateful-rust on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/logicalguess/stateful-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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da452af13ad5e59c8fd3f339704cec785774e8fa342034e0858878ee4af3c45c
[INFO] running `Command { std: "docker" "start" "-a" "da452af13ad5e59c8fd3f339704cec785774e8fa342034e0858878ee4af3c45c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da452af13ad5e59c8fd3f339704cec785774e8fa342034e0858878ee4af3c45c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da452af13ad5e59c8fd3f339704cec785774e8fa342034e0858878ee4af3c45c", kill_on_drop: false }`
[INFO] [stdout] da452af13ad5e59c8fd3f339704cec785774e8fa342034e0858878ee4af3c45c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8565ca1642b07664d39eacb269a6759dda9864a2366b3ac7abcdd51eb21016d5
[INFO] running `Command { std: "docker" "start" "-a" "8565ca1642b07664d39eacb269a6759dda9864a2366b3ac7abcdd51eb21016d5", kill_on_drop: false }`
[INFO] [stderr]     Checking stateful-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `CandyMachineState` is never constructed
[INFO] [stdout]  --> src/candy_machine.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct CandyMachineState {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/candy_machine.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl CandyMachineState {
[INFO] [stdout]    | ---------------------- associated function in this implementation
[INFO] [stdout] 22 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CandyMachineInput` is never used
[INFO] [stdout]   --> src/candy_machine.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum CandyMachineInput {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CandyMachineEvent` is never used
[INFO] [stdout]   --> src/candy_machine.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub enum CandyMachineEvent {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `listener` is never used
[INFO] [stdout]   --> src/candy_machine.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn listener() -> char {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_input` is never used
[INFO] [stdout]   --> src/candy_machine.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn to_input(c: char) -> CandyMachineInput {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_event` is never used
[INFO] [stdout]   --> src/candy_machine.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn process_event(event: CandyMachineEvent) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_message` is never used
[INFO] [stdout]   --> src/candy_machine.rs:64:4
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn display_message(m: &dyn Display) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `update` is never used
[INFO] [stdout]   --> src/candy_machine.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn update(state_and_input: (&mut CandyMachineState, CandyMachineInput)) -> CandyMachineEvent {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CandyMachine` is never used
[INFO] [stdout]   --> src/candy_machine.rs:91:10
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub type CandyMachine = Application<char,
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/candy_machine.rs:95:19
[INFO] [stdout]    |
[INFO] [stdout] 94 | impl  CandyMachine {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] 95 |     pub(crate) fn new() -> Application<char,
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `publish` is never used
[INFO] [stdout]    --> src/candy_machine.rs:111:4
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn publish(state: &CandyMachineState)  {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]    --> src/candy_machine.rs:114:15
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub(crate) fn main() {
[INFO] [stdout]     |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CandyMachineState` is never constructed
[INFO] [stdout]  --> src/candy_machine.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct CandyMachineState {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/candy_machine.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl CandyMachineState {
[INFO] [stdout]    | ---------------------- associated function in this implementation
[INFO] [stdout] 22 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CandyMachineInput` is never used
[INFO] [stdout]   --> src/candy_machine.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum CandyMachineInput {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CandyMachineEvent` is never used
[INFO] [stdout]   --> src/candy_machine.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub enum CandyMachineEvent {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `listener` is never used
[INFO] [stdout]   --> src/candy_machine.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn listener() -> char {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_input` is never used
[INFO] [stdout]   --> src/candy_machine.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn to_input(c: char) -> CandyMachineInput {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_event` is never used
[INFO] [stdout]   --> src/candy_machine.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn process_event(event: CandyMachineEvent) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_message` is never used
[INFO] [stdout]   --> src/candy_machine.rs:64:4
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn display_message(m: &dyn Display) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `update` is never used
[INFO] [stdout]   --> src/candy_machine.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn update(state_and_input: (&mut CandyMachineState, CandyMachineInput)) -> CandyMachineEvent {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CandyMachine` is never used
[INFO] [stdout]   --> src/candy_machine.rs:91:10
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub type CandyMachine = Application<char,
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/candy_machine.rs:95:19
[INFO] [stdout]    |
[INFO] [stdout] 94 | impl  CandyMachine {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] 95 |     pub(crate) fn new() -> Application<char,
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `publish` is never used
[INFO] [stdout]    --> src/candy_machine.rs:111:4
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn publish(state: &CandyMachineState)  {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]    --> src/candy_machine.rs:114:15
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub(crate) fn main() {
[INFO] [stdout]     |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "8565ca1642b07664d39eacb269a6759dda9864a2366b3ac7abcdd51eb21016d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8565ca1642b07664d39eacb269a6759dda9864a2366b3ac7abcdd51eb21016d5", kill_on_drop: false }`
[INFO] [stdout] 8565ca1642b07664d39eacb269a6759dda9864a2366b3ac7abcdd51eb21016d5
