[INFO] cloning repository https://github.com/yannboyer7862/rgb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yannboyer7862/rgb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyannboyer7862%2Frgb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyannboyer7862%2Frgb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dad048bd4cd524eacd1d36bcdbad44a8c5faa776
[INFO] fixing yannboyer7862/rgb against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyannboyer7862%2Frgb" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yannboyer7862/rgb
[INFO] finished tweaking git repo https://github.com/yannboyer7862/rgb
[INFO] tweaked toml for git repo https://github.com/yannboyer7862/rgb written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yannboyer7862/rgb on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yannboyer7862/rgb 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cebf9a5c4744aa695c56b7f10cb43d237b64801c20e414a9a8a6d1739ed941e5
[INFO] running `Command { std: "docker" "start" "cebf9a5c4744aa695c56b7f10cb43d237b64801c20e414a9a8a6d1739ed941e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cebf9a5c4744aa695c56b7f10cb43d237b64801c20e414a9a8a6d1739ed941e5" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cebf9a5c4744aa695c56b7f10cb43d237b64801c20e414a9a8a6d1739ed941e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cebf9a5c4744aa695c56b7f10cb43d237b64801c20e414a9a8a6d1739ed941e5" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]     Checking rgb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/microprocessor.rs:93:49
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub fn fetch_next_instruction(&mut self) -> u16 {
[INFO] [stdout]    |            ----------------------               ^^^ expected `u16`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/mmu.rs:27:43
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn read_byte(&self, addr: u16) -> u8 {
[INFO] [stdout]    |            ---------                      ^^ expected `u8`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/mmu.rs:35:43
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn read_word(&self, addr: u16) -> u16 {
[INFO] [stdout]    |            ---------                      ^^^ expected `u16`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout] help: consider returning the local binding `addr`
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn read_word(&self, addr: u16) -> u16 {
[INFO] [stdout] 36 +         addr
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/mmu.rs:31:30
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn write_byte(&self, addr: u16, value: u8) {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/mmu.rs:31:41
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn write_byte(&self, addr: u16, value: u8) {
[INFO] [stdout]    |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/mmu.rs:39:34
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn write_word(&mut self, addr: u16, value: u16) {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/mmu.rs:39:45
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn write_word(&mut self, addr: u16, value: u16) {
[INFO] [stdout]    |                                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/microprocessor.rs:93:49
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub fn fetch_next_instruction(&mut self) -> u16 {
[INFO] [stdout]    |            ----------------------               ^^^ expected `u16`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/mmu.rs:27:43
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn read_byte(&self, addr: u16) -> u8 {
[INFO] [stdout]    |            ---------                      ^^ expected `u8`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/mmu.rs:35:43
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn read_word(&self, addr: u16) -> u16 {
[INFO] [stdout]    |            ---------                      ^^^ expected `u16`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout] help: consider returning the local binding `addr`
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn read_word(&self, addr: u16) -> u16 {
[INFO] [stdout] 36 +         addr
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rgb` (lib test) due to 3 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/mmu.rs:31:30
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn write_byte(&self, addr: u16, value: u8) {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/mmu.rs:31:41
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn write_byte(&self, addr: u16, value: u8) {
[INFO] [stdout]    |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/mmu.rs:39:34
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn write_word(&mut self, addr: u16, value: u16) {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/mmu.rs:39:45
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn write_word(&mut self, addr: u16, value: u16) {
[INFO] [stdout]    |                                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rgb` (lib) due to 3 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "cebf9a5c4744aa695c56b7f10cb43d237b64801c20e414a9a8a6d1739ed941e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cebf9a5c4744aa695c56b7f10cb43d237b64801c20e414a9a8a6d1739ed941e5", kill_on_drop: false }`
[INFO] [stdout] cebf9a5c4744aa695c56b7f10cb43d237b64801c20e414a9a8a6d1739ed941e5
