[INFO] cloning repository https://github.com/sisshiki1969/regalloc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sisshiki1969/regalloc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsisshiki1969%2Fregalloc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsisshiki1969%2Fregalloc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 28ca4537dcc30faf1dbfea39c7f07af864774ee2 [INFO] checking sisshiki1969/regalloc against try#595142ec72045c7f2fab2923de8e59995a52e6e7 for pr-151830 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsisshiki1969%2Fregalloc" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/sisshiki1969/regalloc [INFO] finished tweaking git repo https://github.com/sisshiki1969/regalloc [INFO] tweaked toml for git repo https://github.com/sisshiki1969/regalloc written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/sisshiki1969/regalloc on toolchain 595142ec72045c7f2fab2923de8e59995a52e6e7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/sisshiki1969/regalloc 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" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8cb14f8f411d445c44dc80b5f2aa326d828d7364334795d0803d48648aa1a091 [INFO] running `Command { std: "docker" "start" "-a" "8cb14f8f411d445c44dc80b5f2aa326d828d7364334795d0803d48648aa1a091", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8cb14f8f411d445c44dc80b5f2aa326d828d7364334795d0803d48648aa1a091", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8cb14f8f411d445c44dc80b5f2aa326d828d7364334795d0803d48648aa1a091", kill_on_drop: false }` [INFO] [stdout] 8cb14f8f411d445c44dc80b5f2aa326d828d7364334795d0803d48648aa1a091 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ef171a9349bfcf3c76556879d8ee31aed00133f897689abd346c3de550896b5a [INFO] running `Command { std: "docker" "start" "-a" "ef171a9349bfcf3c76556879d8ee31aed00133f897689abd346c3de550896b5a", kill_on_drop: false }` [INFO] [stderr] Checking regalloc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `f` and `dst` are never read [INFO] [stdout] --> src/main.rs:42:18 [INFO] [stdout] | [INFO] [stdout] 42 | FLoadConst { f: f64, dst: Fpr }, [INFO] [stdout] | ---------- ^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Insn` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `c` and `dst` are never read [INFO] [stdout] --> src/main.rs:43:17 [INFO] [stdout] | [INFO] [stdout] 43 | LoadConst { c: Constant, dst: Gpr }, [INFO] [stdout] | --------- ^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Insn` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `slot` and `dst` are never read [INFO] [stdout] --> src/main.rs:44:12 [INFO] [stdout] | [INFO] [stdout] 44 | Load { slot: SlotId, dst: Gpr }, [INFO] [stdout] | ---- ^^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Insn` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `src` and `slot` are never read [INFO] [stdout] --> src/main.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | Store { src: Gpr, slot: SlotId }, [INFO] [stdout] | ----- ^^^ ^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Insn` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lhs`, `rhs`, and `dst` are never read [INFO] [stdout] --> src/main.rs:46:12 [INFO] [stdout] | [INFO] [stdout] 46 | IAdd { lhs: Gpr, rhs: Gpr, dst: Gpr }, [INFO] [stdout] | ---- ^^^ ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Insn` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lhs`, `rhs`, and `dst` are never read [INFO] [stdout] --> src/main.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 47 | FAdd { lhs: Fpr, rhs: Fpr, dst: Fpr }, [INFO] [stdout] | ---- ^^^ ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Insn` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `src` and `dst` are never read [INFO] [stdout] --> src/main.rs:48:16 [INFO] [stdout] | [INFO] [stdout] 48 | F64ToObj { src: Fpr, dst: Gpr }, [INFO] [stdout] | -------- ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Insn` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `src` and `dst` are never read [INFO] [stdout] --> src/main.rs:49:16 [INFO] [stdout] | [INFO] [stdout] 49 | ObjToF64 { src: Gpr, dst: Fpr }, [INFO] [stdout] | -------- ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Insn` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `S` is never constructed [INFO] [stdout] --> src/main.rs:95:5 [INFO] [stdout] | [INFO] [stdout] 90 | enum State { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 95 | S, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `State` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `retrieve_gpr` is never used [INFO] [stdout] --> src/main.rs:141:8 [INFO] [stdout] | [INFO] [stdout] 116 | impl Slot { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 141 | fn retrieve_gpr(&mut self, insns: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `f` and `dst` are never read [INFO] [stdout] --> src/main.rs:42:18 [INFO] [stdout] | [INFO] [stdout] 42 | FLoadConst { f: f64, dst: Fpr }, [INFO] [stdout] | ---------- ^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Insn` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `c` and `dst` are never read [INFO] [stdout] --> src/main.rs:43:17 [INFO] [stdout] | [INFO] [stdout] 43 | LoadConst { c: Constant, dst: Gpr }, [INFO] [stdout] | --------- ^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Insn` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `slot` and `dst` are never read [INFO] [stdout] --> src/main.rs:44:12 [INFO] [stdout] | [INFO] [stdout] 44 | Load { slot: SlotId, dst: Gpr }, [INFO] [stdout] | ---- ^^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Insn` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `src` and `slot` are never read [INFO] [stdout] --> src/main.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | Store { src: Gpr, slot: SlotId }, [INFO] [stdout] | ----- ^^^ ^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Insn` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lhs`, `rhs`, and `dst` are never read [INFO] [stdout] --> src/main.rs:46:12 [INFO] [stdout] | [INFO] [stdout] 46 | IAdd { lhs: Gpr, rhs: Gpr, dst: Gpr }, [INFO] [stdout] | ---- ^^^ ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Insn` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lhs`, `rhs`, and `dst` are never read [INFO] [stdout] --> src/main.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 47 | FAdd { lhs: Fpr, rhs: Fpr, dst: Fpr }, [INFO] [stdout] | ---- ^^^ ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Insn` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `src` and `dst` are never read [INFO] [stdout] --> src/main.rs:48:16 [INFO] [stdout] | [INFO] [stdout] 48 | F64ToObj { src: Fpr, dst: Gpr }, [INFO] [stdout] | -------- ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Insn` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `src` and `dst` are never read [INFO] [stdout] --> src/main.rs:49:16 [INFO] [stdout] | [INFO] [stdout] 49 | ObjToF64 { src: Gpr, dst: Fpr }, [INFO] [stdout] | -------- ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Insn` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `S` is never constructed [INFO] [stdout] --> src/main.rs:95:5 [INFO] [stdout] | [INFO] [stdout] 90 | enum State { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 95 | S, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `State` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `retrieve_gpr` is never used [INFO] [stdout] --> src/main.rs:141:8 [INFO] [stdout] | [INFO] [stdout] 116 | impl Slot { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 141 | fn retrieve_gpr(&mut self, insns: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] running `Command { std: "docker" "inspect" "ef171a9349bfcf3c76556879d8ee31aed00133f897689abd346c3de550896b5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef171a9349bfcf3c76556879d8ee31aed00133f897689abd346c3de550896b5a", kill_on_drop: false }` [INFO] [stdout] ef171a9349bfcf3c76556879d8ee31aed00133f897689abd346c3de550896b5a