[INFO] updating cached repository https://github.com/plscar/rustDemo
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 69c69bc942a199c06499b93d2efe69bc29deb8ba
[INFO] checking plscar/rustDemo against master#914adf04af1c1a984707f778da3d04590c03d144 for pr-72331
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplscar%2FrustDemo" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/plscar/rustDemo on toolchain 914adf04af1c1a984707f778da3d04590c03d144
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/plscar/rustDemo
[INFO] finished tweaking git repo https://github.com/plscar/rustDemo
[INFO] tweaked toml for git repo https://github.com/plscar/rustDemo written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/plscar/rustDemo already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 15d1e1d9e4ba073d17a3823392fbd06c30bc6afbff97b12f6cb17d76c3ab1fb6
[INFO] running `"docker" "start" "-a" "15d1e1d9e4ba073d17a3823392fbd06c30bc6afbff97b12f6cb17d76c3ab1fb6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking rustDemo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait `trait_demo` should have an upper camel case name
[INFO] [stderr]   --> src/about_trait/mytrait.rs:11:11
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub trait trait_demo {
[INFO] [stderr]    |           ^^^^^^^^^^ help: convert the identifier to upper camel case: `TraitDemo`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `apple` should have an upper camel case name
[INFO] [stderr]   --> src/about_macro/my_macro.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct apple
[INFO] [stderr]    |        ^^^^^ help: convert the identifier to upper camel case: `Apple`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `apple`
[INFO] [stderr]   --> src/about_macro/my_macro.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct apple
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `show`
[INFO] [stderr]   --> src/about_macro/my_macro.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn show(&self)
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `trait_demo` should have an upper camel case name
[INFO] [stderr]   --> src/about_trait/mytrait.rs:11:11
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub trait trait_demo {
[INFO] [stderr]    |           ^^^^^^^^^^ help: convert the identifier to upper camel case: `TraitDemo`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `apple` should have an upper camel case name
[INFO] [stderr]   --> src/about_macro/my_macro.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct apple
[INFO] [stderr]    |        ^^^^^ help: convert the identifier to upper camel case: `Apple`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `rustDemo` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_demo`
[INFO] [stderr] 
[INFO] [stderr] warning: function `GetShow` should have a snake case name
[INFO] [stderr]   --> src/about_trait/mytrait.rs:54:4
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn GetShow<T:trait_demo>(item:T)
[INFO] [stderr]    |    ^^^^^^^ help: convert the identifier to snake case: `get_show`
[INFO] [stderr] 
[INFO] [stderr] warning: function `GetShow_default` should have a snake case name
[INFO] [stderr]   --> src/about_trait/mytrait.rs:59:4
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn GetShow_default<T:trait_demo>(item:T)
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `get_show_default`
[INFO] [stderr] 
[INFO] [stderr] warning: function `GetOrange` should have a snake case name
[INFO] [stderr]   --> src/about_trait/mytrait.rs:81:8
[INFO] [stderr]    |
[INFO] [stderr] 81 | pub fn GetOrange()
[INFO] [stderr]    |        ^^^^^^^^^ help: convert the identifier to snake case: `get_orange`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `apple`
[INFO] [stderr]   --> src/about_macro/my_macro.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct apple
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `show`
[INFO] [stderr]   --> src/about_macro/my_macro.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn show(&self)
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `rustDemo` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_demo`
[INFO] [stderr] 
[INFO] [stderr] warning: function `GetShow` should have a snake case name
[INFO] [stderr]   --> src/about_trait/mytrait.rs:54:4
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn GetShow<T:trait_demo>(item:T)
[INFO] [stderr]    |    ^^^^^^^ help: convert the identifier to snake case: `get_show`
[INFO] [stderr] 
[INFO] [stderr] warning: function `GetShow_default` should have a snake case name
[INFO] [stderr]   --> src/about_trait/mytrait.rs:59:4
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn GetShow_default<T:trait_demo>(item:T)
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `get_show_default`
[INFO] [stderr] 
[INFO] [stderr] warning: function `GetOrange` should have a snake case name
[INFO] [stderr]   --> src/about_trait/mytrait.rs:81:8
[INFO] [stderr]    |
[INFO] [stderr] 81 | pub fn GetOrange()
[INFO] [stderr]    |        ^^^^^^^^^ help: convert the identifier to snake case: `get_orange`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: denote infinite loops with `loop { ... }`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     while true {
[INFO] [stderr]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(while_true)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: denote infinite loops with `loop { ... }`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     while true {
[INFO] [stderr]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(while_true)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `rustDemo` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_demo`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: crate `rustDemo` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_demo`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `"docker" "inspect" "15d1e1d9e4ba073d17a3823392fbd06c30bc6afbff97b12f6cb17d76c3ab1fb6"`
[INFO] running `"docker" "rm" "-f" "15d1e1d9e4ba073d17a3823392fbd06c30bc6afbff97b12f6cb17d76c3ab1fb6"`
[INFO] [stdout] 15d1e1d9e4ba073d17a3823392fbd06c30bc6afbff97b12f6cb17d76c3ab1fb6