[INFO] cloning repository https://github.com/MagicPotatoBean/LmcInterpreter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MagicPotatoBean/LmcInterpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMagicPotatoBean%2FLmcInterpreter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMagicPotatoBean%2FLmcInterpreter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 37b657334367d18aa8073e5f41779c8e1409233f [INFO] checking MagicPotatoBean/LmcInterpreter/37b657334367d18aa8073e5f41779c8e1409233f against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMagicPotatoBean%2FLmcInterpreter" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MagicPotatoBean/LmcInterpreter on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MagicPotatoBean/LmcInterpreter [INFO] finished tweaking git repo https://github.com/MagicPotatoBean/LmcInterpreter [INFO] tweaked toml for git repo https://github.com/MagicPotatoBean/LmcInterpreter written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/MagicPotatoBean/LmcInterpreter 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7eee2265de572a5976b92781ab99cb8b598a281a0a9f5160c6b8ed489300ba1f [INFO] running `Command { std: "docker" "start" "-a" "7eee2265de572a5976b92781ab99cb8b598a281a0a9f5160c6b8ed489300ba1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7eee2265de572a5976b92781ab99cb8b598a281a0a9f5160c6b8ed489300ba1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7eee2265de572a5976b92781ab99cb8b598a281a0a9f5160c6b8ed489300ba1f", kill_on_drop: false }` [INFO] [stdout] 7eee2265de572a5976b92781ab99cb8b598a281a0a9f5160c6b8ed489300ba1f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1a065534d251ed472a1c99562b6e2145fdf09a313772ba90f5266850ab198fe5 [INFO] running `Command { std: "docker" "start" "-a" "1a065534d251ed472a1c99562b6e2145fdf09a313772ba90f5266850ab198fe5", kill_on_drop: false }` [INFO] [stderr] Checking lmc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/main.rs:109:33 [INFO] [stdout] | [INFO] [stdout] 109 | LmcInstruction::Dat(value) => panic!("Attempted to execute \"DAT\" memory address"), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/main.rs:109:33 [INFO] [stdout] | [INFO] [stdout] 109 | LmcInstruction::Dat(value) => panic!("Attempted to execute \"DAT\" memory address"), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `pc` and `instruction` are never read [INFO] [stdout] --> src/main.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 36 | struct LmcStatus { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 37 | pc: Addr, [INFO] [stdout] | ^^ [INFO] [stdout] 38 | accumulator: Data, [INFO] [stdout] 39 | instruction: LmcInstruction, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LmcStatus` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_data` and `operand` are never used [INFO] [stdout] --> src/main.rs:144:8 [INFO] [stdout] | [INFO] [stdout] 129 | impl LmcInstruction { [INFO] [stdout] | --------------------------------------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 144 | fn is_data(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 151 | fn operand<'a>(&'a self) -> Option<&'a Addr> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:239:21 [INFO] [stdout] | [INFO] [stdout] 239 | UnknownOperator(String), [INFO] [stdout] | --------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TryIntoLmcInstructionError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 239 | UnknownOperator(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:241:20 [INFO] [stdout] | [INFO] [stdout] 241 | InvalidOperand(String), [INFO] [stdout] | -------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TryIntoLmcInstructionError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 241 | InvalidOperand(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `pc` and `instruction` are never read [INFO] [stdout] --> src/main.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 36 | struct LmcStatus { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 37 | pc: Addr, [INFO] [stdout] | ^^ [INFO] [stdout] 38 | accumulator: Data, [INFO] [stdout] 39 | instruction: LmcInstruction, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LmcStatus` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_data` and `operand` are never used [INFO] [stdout] --> src/main.rs:144:8 [INFO] [stdout] | [INFO] [stdout] 129 | impl LmcInstruction { [INFO] [stdout] | --------------------------------------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 144 | fn is_data(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 151 | fn operand<'a>(&'a self) -> Option<&'a Addr> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:239:21 [INFO] [stdout] | [INFO] [stdout] 239 | UnknownOperator(String), [INFO] [stdout] | --------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TryIntoLmcInstructionError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 239 | UnknownOperator(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:241:20 [INFO] [stdout] | [INFO] [stdout] 241 | InvalidOperand(String), [INFO] [stdout] | -------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TryIntoLmcInstructionError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 241 | InvalidOperand(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s [INFO] running `Command { std: "docker" "inspect" "1a065534d251ed472a1c99562b6e2145fdf09a313772ba90f5266850ab198fe5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a065534d251ed472a1c99562b6e2145fdf09a313772ba90f5266850ab198fe5", kill_on_drop: false }` [INFO] [stdout] 1a065534d251ed472a1c99562b6e2145fdf09a313772ba90f5266850ab198fe5