[INFO] cloning repository https://github.com/plscar/rustDemo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/plscar/rustDemo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplscar%2FrustDemo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplscar%2FrustDemo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69c69bc942a199c06499b93d2efe69bc29deb8ba
[INFO] checking plscar/rustDemo against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplscar%2FrustDemo" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/plscar/rustDemo on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-4/source/Cargo.toml
[INFO] crate git repo https://github.com/plscar/rustDemo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 37b7efa24420d44c1c16dde738d0662539ccc8c89fb4dcf0ff346baf4e641d93
[INFO] running `Command { std: "docker" "start" "-a" "37b7efa24420d44c1c16dde738d0662539ccc8c89fb4dcf0ff346baf4e641d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37b7efa24420d44c1c16dde738d0662539ccc8c89fb4dcf0ff346baf4e641d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37b7efa24420d44c1c16dde738d0662539ccc8c89fb4dcf0ff346baf4e641d93", kill_on_drop: false }`
[INFO] [stdout] 37b7efa24420d44c1c16dde738d0662539ccc8c89fb4dcf0ff346baf4e641d93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64bbf5debf984e7da29e77ab9bbf18be1191152a9bba3bcf0c0bb17aa7b80f21
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "64bbf5debf984e7da29e77ab9bbf18be1191152a9bba3bcf0c0bb17aa7b80f21", kill_on_drop: false }`
[INFO] [stderr]     Checking rustDemo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `trait_demo` should have an upper camel case name
[INFO] [stdout]   --> src/about_trait/mytrait.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait trait_demo {
[INFO] [stdout]    |           ^^^^^^^^^^ help: convert the identifier to upper camel case: `TraitDemo`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `apple` should have an upper camel case name
[INFO] [stdout]   --> src/about_macro/my_macro.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct apple
[INFO] [stdout]    |        ^^^^^ help: convert the identifier to upper camel case: `Apple`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `apple`
[INFO] [stdout]   --> src/about_macro/my_macro.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct apple
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `show`
[INFO] [stdout]   --> src/about_macro/my_macro.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn show(&self)
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `rustDemo` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_demo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `GetShow` should have a snake case name
[INFO] [stdout]   --> src/about_trait/mytrait.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn GetShow<T:trait_demo>(item:T)
[INFO] [stdout]    |    ^^^^^^^ help: convert the identifier to snake case: `get_show`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `GetShow_default` should have a snake case name
[INFO] [stdout]   --> src/about_trait/mytrait.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn GetShow_default<T:trait_demo>(item:T)
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `get_show_default`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `GetOrange` should have a snake case name
[INFO] [stdout]   --> src/about_trait/mytrait.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub fn GetOrange()
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to snake case: `get_orange`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `trait_demo` should have an upper camel case name
[INFO] [stdout]   --> src/about_trait/mytrait.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait trait_demo {
[INFO] [stdout]    |           ^^^^^^^^^^ help: convert the identifier to upper camel case: `TraitDemo`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `apple` should have an upper camel case name
[INFO] [stdout]   --> src/about_macro/my_macro.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct apple
[INFO] [stdout]    |        ^^^^^ help: convert the identifier to upper camel case: `Apple`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `apple`
[INFO] [stdout]   --> src/about_macro/my_macro.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct apple
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `show`
[INFO] [stdout]   --> src/about_macro/my_macro.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn show(&self)
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `rustDemo` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_demo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `GetShow` should have a snake case name
[INFO] [stdout]   --> src/about_trait/mytrait.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn GetShow<T:trait_demo>(item:T)
[INFO] [stdout]    |    ^^^^^^^ help: convert the identifier to snake case: `get_show`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `GetShow_default` should have a snake case name
[INFO] [stdout]   --> src/about_trait/mytrait.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn GetShow_default<T:trait_demo>(item:T)
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `get_show_default`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `GetOrange` should have a snake case name
[INFO] [stdout]   --> src/about_trait/mytrait.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub fn GetOrange()
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to snake case: `get_orange`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     while true {
[INFO] [stdout]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(while_true)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `rustDemo` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_demo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     while true {
[INFO] [stdout]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(while_true)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `rustDemo` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_demo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "64bbf5debf984e7da29e77ab9bbf18be1191152a9bba3bcf0c0bb17aa7b80f21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64bbf5debf984e7da29e77ab9bbf18be1191152a9bba3bcf0c0bb17aa7b80f21", kill_on_drop: false }`
[INFO] [stdout] 64bbf5debf984e7da29e77ab9bbf18be1191152a9bba3bcf0c0bb17aa7b80f21