[INFO] fetching crate nes-tetris-hard-drop-patcher 0.1.2...
[INFO] building nes-tetris-hard-drop-patcher-0.1.2 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate nes-tetris-hard-drop-patcher 0.1.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate nes-tetris-hard-drop-patcher 0.1.2
[INFO] finished tweaking crates.io crate nes-tetris-hard-drop-patcher 0.1.2
[INFO] tweaked toml for crates.io crate nes-tetris-hard-drop-patcher 0.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nes-tetris-hard-drop-patcher 0.1.2 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nes-tetris-hard-drop-patcher 0.1.2 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a36ed104a8c3f33d42bc0e3734f5fb33a2bfeea4a7a356c3c1bcf1daec55c5bd
[INFO] running `Command { std: "docker" "start" "-a" "a36ed104a8c3f33d42bc0e3734f5fb33a2bfeea4a7a356c3c1bcf1daec55c5bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a36ed104a8c3f33d42bc0e3734f5fb33a2bfeea4a7a356c3c1bcf1daec55c5bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a36ed104a8c3f33d42bc0e3734f5fb33a2bfeea4a7a356c3c1bcf1daec55c5bd", kill_on_drop: false }`
[INFO] [stdout] a36ed104a8c3f33d42bc0e3734f5fb33a2bfeea4a7a356c3c1bcf1daec55c5bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d469a6341e523d7bac3def26f5129cd21e4ba479e835d3cae97242f6c1f6da6
[INFO] running `Command { std: "docker" "start" "-a" "2d469a6341e523d7bac3def26f5129cd21e4ba479e835d3cae97242f6c1f6da6", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling meap v0.4.3
[INFO] [stderr]    Compiling mos6502_model v0.2.0
[INFO] [stderr]    Compiling ines v0.2.0
[INFO] [stderr]    Compiling mos6502_assembler v0.2.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling nes-tetris-hard-drop-patcher v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/main.rs:332:13
[INFO] [stdout]     |
[INFO] [stdout] 332 | /             &mut ines.prg_rom[base..(base + code_to_replace.len())]
[INFO] [stdout] 333 | |                 .copy_from_slice(&code_to_replace_with);
[INFO] [stdout]     | |_______________________________________________________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 332 |             let _ = &mut ines.prg_rom[base..(base + code_to_replace.len())]
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/main.rs:367:13
[INFO] [stdout]     |
[INFO] [stdout] 367 | /             &mut ines.prg_rom[base..(base + code_to_replace.len())]
[INFO] [stdout] 368 | |                 .copy_from_slice(&code_to_replace_with);
[INFO] [stdout]     | |_______________________________________________________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 367 |             let _ = &mut ines.prg_rom[base..(base + code_to_replace.len())]
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.69s
[INFO] running `Command { std: "docker" "inspect" "2d469a6341e523d7bac3def26f5129cd21e4ba479e835d3cae97242f6c1f6da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d469a6341e523d7bac3def26f5129cd21e4ba479e835d3cae97242f6c1f6da6", kill_on_drop: false }`
[INFO] [stdout] 2d469a6341e523d7bac3def26f5129cd21e4ba479e835d3cae97242f6c1f6da6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70d1bae17c1f8c2671f8d266ebd46d0bb0b0ddea71a4ad448c411edb70b0255f
[INFO] running `Command { std: "docker" "start" "-a" "70d1bae17c1f8c2671f8d266ebd46d0bb0b0ddea71a4ad448c411edb70b0255f", kill_on_drop: false }`
[INFO] [stderr]    Compiling nes-tetris-hard-drop-patcher v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/main.rs:332:13
[INFO] [stdout]     |
[INFO] [stdout] 332 | /             &mut ines.prg_rom[base..(base + code_to_replace.len())]
[INFO] [stdout] 333 | |                 .copy_from_slice(&code_to_replace_with);
[INFO] [stdout]     | |_______________________________________________________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 332 |             let _ = &mut ines.prg_rom[base..(base + code_to_replace.len())]
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/main.rs:367:13
[INFO] [stdout]     |
[INFO] [stdout] 367 | /             &mut ines.prg_rom[base..(base + code_to_replace.len())]
[INFO] [stdout] 368 | |                 .copy_from_slice(&code_to_replace_with);
[INFO] [stdout]     | |_______________________________________________________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 367 |             let _ = &mut ines.prg_rom[base..(base + code_to_replace.len())]
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "70d1bae17c1f8c2671f8d266ebd46d0bb0b0ddea71a4ad448c411edb70b0255f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70d1bae17c1f8c2671f8d266ebd46d0bb0b0ddea71a4ad448c411edb70b0255f", kill_on_drop: false }`
[INFO] [stdout] 70d1bae17c1f8c2671f8d266ebd46d0bb0b0ddea71a4ad448c411edb70b0255f