[INFO] cloning repository https://github.com/Baidicoot/ModRiscVM
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Baidicoot/ModRiscVM" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaidicoot%2FModRiscVM", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaidicoot%2FModRiscVM'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd742acb4986ff47d42427ea9f1c95e4f3063e9f
[INFO] checking Baidicoot/ModRiscVM against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaidicoot%2FModRiscVM" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Baidicoot/ModRiscVM
[INFO] finished tweaking git repo https://github.com/Baidicoot/ModRiscVM
[INFO] tweaked toml for git repo https://github.com/Baidicoot/ModRiscVM written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Baidicoot/ModRiscVM on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Baidicoot/ModRiscVM 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5007bdfb8dae72865691d77560754e63c5bbda4b4446355529840d0c44ffcdf
[INFO] running `Command { std: "docker" "start" "-a" "b5007bdfb8dae72865691d77560754e63c5bbda4b4446355529840d0c44ffcdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5007bdfb8dae72865691d77560754e63c5bbda4b4446355529840d0c44ffcdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5007bdfb8dae72865691d77560754e63c5bbda4b4446355529840d0c44ffcdf", kill_on_drop: false }`
[INFO] [stdout] b5007bdfb8dae72865691d77560754e63c5bbda4b4446355529840d0c44ffcdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c865cddbf7572d7e6821834ae976dda1c20de4471289826b5b326e9fbb9f5a1
[INFO] running `Command { std: "docker" "start" "-a" "8c865cddbf7572d7e6821834ae976dda1c20de4471289826b5b326e9fbb9f5a1", kill_on_drop: false }`
[INFO] [stderr]     Checking modVM v0.3.0
[INFO] [stderr]     Checking RISC_16_bit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `int_to_from_bytes` has been stable since 1.32.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(int_to_from_bytes)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `int_to_from_bytes` has been stable since 1.32.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(int_to_from_bytes)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `RISC_16_bit` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `risc_16_bit`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `topF` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let topF = match channels[0].query(LoadRequest(self.registers[7])).unwrap() {
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `top_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `topE` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let topE = match channels[0].query(LoadRequest(self.registers[6])).unwrap() {
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `top_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `int_to_from_bytes` has been stable since 1.32.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(int_to_from_bytes)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `topF` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let topF = match channels[0].query(LoadRequest(self.registers[7])).unwrap() {
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `top_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `topE` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let topE = match channels[0].query(LoadRequest(self.registers[6])).unwrap() {
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `top_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `int_to_from_bytes` has been stable since 1.32.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(int_to_from_bytes)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/compiler.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             x => return Err(format!("Did not recognise instruction: `{}` at line {}.", command, i)),
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/scc.rs:110:27
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 if let Ok(x) = i.parse::<u16>() {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scc.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let mut body: String = if self.is_asm() {
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/main.rs:43:20
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 Ok(x) => {
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/compiler.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             x => return Err(format!("Did not recognise instruction: `{}` at line {}.", command, i)),
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/compiler.rs:156:18
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 .into_iter()
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 156 -                 .into_iter()
[INFO] [stdout] 156 +                 .iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 155 -             d.to_be_bytes()
[INFO] [stdout] 156 -                 .into_iter()
[INFO] [stdout] 155 +             IntoIterator::into_iter(d.to_be_bytes())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/scc.rs:110:27
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 if let Ok(x) = i.parse::<u16>() {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scc.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let mut body: String = if self.is_asm() {
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/main.rs:43:20
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 Ok(x) => {
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/compiler.rs:156:18
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 .into_iter()
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 156 -                 .into_iter()
[INFO] [stdout] 156 +                 .iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 155 -             d.to_be_bytes()
[INFO] [stdout] 156 -                 .into_iter()
[INFO] [stdout] 155 +             IntoIterator::into_iter(d.to_be_bytes())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8c865cddbf7572d7e6821834ae976dda1c20de4471289826b5b326e9fbb9f5a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c865cddbf7572d7e6821834ae976dda1c20de4471289826b5b326e9fbb9f5a1", kill_on_drop: false }`
[INFO] [stdout] 8c865cddbf7572d7e6821834ae976dda1c20de4471289826b5b326e9fbb9f5a1
