[INFO] cloning repository https://github.com/Jim124/app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jim124/app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJim124%2Fapp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJim124%2Fapp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f79f913ab5ed5c5850509f8c932c7b1cad74ab76
[INFO] checking Jim124/app against try#a3dffdb3a32d0dedc198f9de7d43173f3eb6727b for pr-136303
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJim124%2Fapp" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jim124/app on toolchain a3dffdb3a32d0dedc198f9de7d43173f3eb6727b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jim124/app
[INFO] finished tweaking git repo https://github.com/Jim124/app
[INFO] tweaked toml for git repo https://github.com/Jim124/app written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Jim124/app 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" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efa03e5bc26a3659fac1cac2fba34dabb9db7469ba73c6c44c2fb2d6a973f50d
[INFO] running `Command { std: "docker" "start" "-a" "efa03e5bc26a3659fac1cac2fba34dabb9db7469ba73c6c44c2fb2d6a973f50d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efa03e5bc26a3659fac1cac2fba34dabb9db7469ba73c6c44c2fb2d6a973f50d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efa03e5bc26a3659fac1cac2fba34dabb9db7469ba73c6c44c2fb2d6a973f50d", kill_on_drop: false }`
[INFO] [stdout] efa03e5bc26a3659fac1cac2fba34dabb9db7469ba73c6c44c2fb2d6a973f50d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f82fcea188717d4859865e2621dce429061abb080f24da35e4becbf0c6cc736
[INFO] running `Command { std: "docker" "start" "-a" "0f82fcea188717d4859865e2621dce429061abb080f24da35e4becbf0c6cc736", kill_on_drop: false }`
[INFO] [stderr]     Checking app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/bin/a17.rs:7:51
[INFO] [stdout]   |
[INFO] [stdout] 7 |   fn new_adult(name:String,age:i32) ->Result<Self,&str>{
[INFO] [stdout]   |                                                   ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout]   = help: this function's return type contains a borrowed value, but there is no value for it to be borrowed from
[INFO] [stdout] help: consider using the `'static` lifetime, but this is uncommon unless you're returning a borrowed value from a `const` or a `static`
[INFO] [stdout]   |
[INFO] [stdout] 7 |   fn new_adult(name:String,age:i32) ->Result<Self,&'static str>{
[INFO] [stdout]   |                                                    +++++++
[INFO] [stdout] help: instead, you are more likely to want to change one of the arguments to be borrowed...
[INFO] [stdout]   |
[INFO] [stdout] 7 |   fn new_adult(name:&String,age:&i32) ->Result<Self,&str>{
[INFO] [stdout]   |                     +           +
[INFO] [stdout] help: ...or alternatively, you might want to return an owned value
[INFO] [stdout]   |
[INFO] [stdout] 7 |   fn new_adult(name:String,age:i32) ->Result<Self,String>{
[INFO] [stdout]   |                                                   ~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/bin/a17.rs:7:51
[INFO] [stdout]   |
[INFO] [stdout] 7 |   fn new_adult(name:String,age:i32) ->Result<Self,&str>{
[INFO] [stdout]   |                                                   ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout]   = help: this function's return type contains a borrowed value, but there is no value for it to be borrowed from
[INFO] [stdout] help: consider using the `'static` lifetime, but this is uncommon unless you're returning a borrowed value from a `const` or a `static`
[INFO] [stdout]   |
[INFO] [stdout] 7 |   fn new_adult(name:String,age:i32) ->Result<Self,&'static str>{
[INFO] [stdout]   |                                                    +++++++
[INFO] [stdout] help: instead, you are more likely to want to change one of the arguments to be borrowed...
[INFO] [stdout]   |
[INFO] [stdout] 7 |   fn new_adult(name:&String,age:&i32) ->Result<Self,&str>{
[INFO] [stdout]   |                     +           +
[INFO] [stdout] help: ...or alternatively, you might want to return an owned value
[INFO] [stdout]   |
[INFO] [stdout] 7 |   fn new_adult(name:String,age:i32) ->Result<Self,String>{
[INFO] [stdout]   |                                                   ~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `app` (bin "a17") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: enum `Color` is never used
[INFO] [stdout]  --> src/bin/ducumentation.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Color{
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Email` is never constructed
[INFO] [stdout]  --> src/bin/ducumentation.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Email{
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]   --> src/bin/ducumentation.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn add(a:i32,b:i32) ->i32{
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mark`
[INFO] [stdout]  --> src/bin/option_demo.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 |   let mark = Customer{
[INFO] [stdout]   |       ^^^^ help: if this is intentional, prefix it with an underscore: `_mark`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stdout] warning: field `email` is never read
[INFO] [stdout]  --> src/bin/option_demo.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Customer{
[INFO] [stdout]   |        -------- field in this struct
[INFO] [stdout] 2 |   age:Option<i32>,
[INFO] [stdout] 3 |   email:String,
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `app` (bin "a17" test) due to 1 previous error
[INFO] [stdout] warning: variants `Manager` and `Marker` are never constructed
[INFO] [stdout]  --> src/bin/derive_demo.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Position {
[INFO] [stdout]   |      -------- variants in this enum
[INFO] [stdout] 3 |     Manager,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 4 |     Employee,
[INFO] [stdout] 5 |     Marker
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Position` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `position` and `age` are never read
[INFO] [stdout]   --> src/bin/derive_demo.rs:9:3
[INFO] [stdout]    |
[INFO] [stdout] 8  | struct Employee{
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 9  |   position:Position,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 10 |   age:i32,
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Employee` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> src/bin/a9.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 |   let (x,y) = coordinate();
[INFO] [stdout]   |        ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0f82fcea188717d4859865e2621dce429061abb080f24da35e4becbf0c6cc736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f82fcea188717d4859865e2621dce429061abb080f24da35e4becbf0c6cc736", kill_on_drop: false }`
[INFO] [stdout] 0f82fcea188717d4859865e2621dce429061abb080f24da35e4becbf0c6cc736
