[INFO] cloning repository https://github.com/Gustrb/npjava
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gustrb/npjava" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGustrb%2Fnpjava", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGustrb%2Fnpjava'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be11ae32b4f73aba34666f9c593ce29406232b1f
[INFO] checking Gustrb/npjava against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGustrb%2Fnpjava" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Gustrb/npjava
[INFO] finished tweaking git repo https://github.com/Gustrb/npjava
[INFO] tweaked toml for git repo https://github.com/Gustrb/npjava written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Gustrb/npjava on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Gustrb/npjava 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" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6aa7d7daa09b6ea32e57ae1736d32b2f28ed2481d4a8c3ac127ac3daca32dff5
[INFO] running `Command { std: "docker" "start" "6aa7d7daa09b6ea32e57ae1736d32b2f28ed2481d4a8c3ac127ac3daca32dff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6aa7d7daa09b6ea32e57ae1736d32b2f28ed2481d4a8c3ac127ac3daca32dff5", 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" "6aa7d7daa09b6ea32e57ae1736d32b2f28ed2481d4a8c3ac127ac3daca32dff5" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6aa7d7daa09b6ea32e57ae1736d32b2f28ed2481d4a8c3ac127ac3daca32dff5", 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=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6aa7d7daa09b6ea32e57ae1736d32b2f28ed2481d4a8c3ac127ac3daca32dff5" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking npjava v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bytecode/mod.rs:117:75
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn parse_fields(parsed_bytecode: &mut ParsedBytecode, bytecode: &Vec<u8>, mut offset: usize) -> Result<usize, String> {
[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: `bytecode`
[INFO] [stdout]    --> src/bytecode/mod.rs:117:55
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn parse_fields(parsed_bytecode: &mut ParsedBytecode, bytecode: &Vec<u8>, mut offset: usize) -> Result<usize, String> {
[INFO] [stdout]     |                                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytecode`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `descriptor`
[INFO] [stdout]   --> src/codegen/x86_64.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let descriptor = parsed_bytecode
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_descriptor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/codegen/x86_64.rs:80:44
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn emit_invoke_virtual(asm: &mut Assembly, index: u16, parsed_bytecode: &crate::bytecode::ParsedBytecode) -> Result<(), String> {
[INFO] [stdout]    |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parsed_bytecode`
[INFO] [stdout]   --> src/codegen/x86_64.rs:80:56
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn emit_invoke_virtual(asm: &mut Assembly, index: u16, parsed_bytecode: &crate::bytecode::ParsedBytecode) -> Result<(), String> {
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parsed_bytecode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parsed_bytecode`
[INFO] [stdout]   --> src/codegen/x86_64.rs:86:33
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn emit_ret(asm: &mut Assembly, parsed_bytecode: &crate::bytecode::ParsedBytecode) -> Result<(), String> {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parsed_bytecode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bytecode/mod.rs:117:75
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn parse_fields(parsed_bytecode: &mut ParsedBytecode, bytecode: &Vec<u8>, mut offset: usize) -> Result<usize, String> {
[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: `bytecode`
[INFO] [stdout]    --> src/bytecode/mod.rs:117:55
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn parse_fields(parsed_bytecode: &mut ParsedBytecode, bytecode: &Vec<u8>, mut offset: usize) -> Result<usize, String> {
[INFO] [stdout]     |                                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytecode`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `descriptor`
[INFO] [stdout]   --> src/codegen/x86_64.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let descriptor = parsed_bytecode
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_descriptor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/codegen/x86_64.rs:80:44
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn emit_invoke_virtual(asm: &mut Assembly, index: u16, parsed_bytecode: &crate::bytecode::ParsedBytecode) -> Result<(), String> {
[INFO] [stdout]    |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parsed_bytecode`
[INFO] [stdout]   --> src/codegen/x86_64.rs:80:56
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn emit_invoke_virtual(asm: &mut Assembly, index: u16, parsed_bytecode: &crate::bytecode::ParsedBytecode) -> Result<(), String> {
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parsed_bytecode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parsed_bytecode`
[INFO] [stdout]   --> src/codegen/x86_64.rs:86:33
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn emit_ret(asm: &mut Assembly, parsed_bytecode: &crate::bytecode::ParsedBytecode) -> Result<(), String> {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parsed_bytecode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "6aa7d7daa09b6ea32e57ae1736d32b2f28ed2481d4a8c3ac127ac3daca32dff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aa7d7daa09b6ea32e57ae1736d32b2f28ed2481d4a8c3ac127ac3daca32dff5", kill_on_drop: false }`
[INFO] [stdout] 6aa7d7daa09b6ea32e57ae1736d32b2f28ed2481d4a8c3ac127ac3daca32dff5
