[INFO] cloning repository https://github.com/YsielX/baby-compiler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YsielX/baby-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYsielX%2Fbaby-compiler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYsielX%2Fbaby-compiler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6651ea20435cc75ab5ba49f64ef1d2b75d902d8b [INFO] building YsielX/baby-compiler against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYsielX%2Fbaby-compiler" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/YsielX/baby-compiler on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/YsielX/baby-compiler [INFO] finished tweaking git repo https://github.com/YsielX/baby-compiler [INFO] tweaked toml for git repo https://github.com/YsielX/baby-compiler written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/YsielX/baby-compiler 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lalrpop-util v0.19.8 [INFO] [stderr] Downloaded lalrpop v0.19.8 [INFO] [stderr] Downloaded koopa v0.0.5 [INFO] [stderr] Downloaded key-node-list v0.0.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2953c31be558fd9fb7fe0523ebec24eb295e37e203f3da68fe9700b719b8916c [INFO] running `Command { std: "docker" "start" "-a" "2953c31be558fd9fb7fe0523ebec24eb295e37e203f3da68fe9700b719b8916c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2953c31be558fd9fb7fe0523ebec24eb295e37e203f3da68fe9700b719b8916c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2953c31be558fd9fb7fe0523ebec24eb295e37e203f3da68fe9700b719b8916c", kill_on_drop: false }` [INFO] [stdout] 2953c31be558fd9fb7fe0523ebec24eb295e37e203f3da68fe9700b719b8916c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cbc2b8997a12f3a1d35a2cfce87de39b269e2bfbeb699c7950cd3517e56ac9df [INFO] running `Command { std: "docker" "start" "-a" "cbc2b8997a12f3a1d35a2cfce87de39b269e2bfbeb699c7950cd3517e56ac9df", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling parking_lot_core v0.9.4 [INFO] [stderr] Compiling smallvec v1.10.0 [INFO] [stderr] Compiling aho-corasick v0.7.19 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling siphasher v0.3.10 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling regex-syntax v0.6.28 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling either v1.8.0 [INFO] [stderr] Compiling fixedbitset v0.4.2 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling bit-set v0.5.3 [INFO] [stderr] Compiling ena v0.14.0 [INFO] [stderr] Compiling dirs-sys-next v0.1.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling dirs-next v2.0.0 [INFO] [stderr] Compiling term v0.7.0 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling string_cache v0.8.4 [INFO] [stderr] Compiling ascii-canvas v3.0.0 [INFO] [stderr] Compiling pico-args v0.4.2 [INFO] [stderr] Compiling petgraph v0.6.2 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling diff v0.1.13 [INFO] [stderr] Compiling key-node-list v0.0.4 [INFO] [stderr] Compiling colored v2.0.0 [INFO] [stderr] Compiling koopa v0.0.5 [INFO] [stderr] Compiling regex v1.7.0 [INFO] [stderr] Compiling lalrpop-util v0.19.8 [INFO] [stderr] Compiling lalrpop v0.19.8 [INFO] [stderr] Compiling compile-proj v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `lval` [INFO] [stdout] --> src/irgen.rs:114:26 [INFO] [stdout] | [INFO] [stdout] 114 | Self::Assign(lval, exp) => unimplemented!(), [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_lval` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `exp` [INFO] [stdout] --> src/irgen.rs:114:32 [INFO] [stdout] | [INFO] [stdout] 114 | Self::Assign(lval, exp) => unimplemented!(), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_exp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `exp` [INFO] [stdout] --> src/irgen.rs:115:26 [INFO] [stdout] | [INFO] [stdout] 115 | Self::Return(exp) => unimplemented!(), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_exp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/ast.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | VDecl(VarDecl), [INFO] [stdout] | ----- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Decl` 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] 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] 9 | VDecl(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `vardefs` is never read [INFO] [stdout] --> src/ast.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct VarDecl { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 35 | pub vardefs: Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `VarDecl` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `ident` and `initval` are never read [INFO] [stdout] --> src/ast.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 39 | pub struct VarDef { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 40 | pub ident: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 41 | pub initval: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `VarDef` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `exp` is never read [INFO] [stdout] --> src/ast.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 45 | pub struct InitVal { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 46 | pub exp: Exp, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `InitVal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `to_triple` is never used [INFO] [stdout] --> /opt/rustwide/target/debug/build/compile-proj-4cd19f3b5a016979/out/sysy.rs:4212:8 [INFO] [stdout] | [INFO] [stdout] 4210 | pub trait __ToTriple<'input, > [INFO] [stdout] | ---------- associated function in this trait [INFO] [stdout] 4211 | { [INFO] [stdout] 4212 | fn to_triple(value: Self) -> Result<(usize,Token<'input>,usize), __lalrpop_util::ParseError, &'static str>>; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.67s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.8 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "cbc2b8997a12f3a1d35a2cfce87de39b269e2bfbeb699c7950cd3517e56ac9df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbc2b8997a12f3a1d35a2cfce87de39b269e2bfbeb699c7950cd3517e56ac9df", kill_on_drop: false }` [INFO] [stdout] cbc2b8997a12f3a1d35a2cfce87de39b269e2bfbeb699c7950cd3517e56ac9df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2ae7c902b37f47ec7ec8b162f500309005f9b86d0a433b8996c779ff9b80f2a4 [INFO] running `Command { std: "docker" "start" "-a" "2ae7c902b37f47ec7ec8b162f500309005f9b86d0a433b8996c779ff9b80f2a4", kill_on_drop: false }` [INFO] [stderr] Compiling compile-proj v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `lval` [INFO] [stdout] --> src/irgen.rs:114:26 [INFO] [stdout] | [INFO] [stdout] 114 | Self::Assign(lval, exp) => unimplemented!(), [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_lval` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `exp` [INFO] [stdout] --> src/irgen.rs:114:32 [INFO] [stdout] | [INFO] [stdout] 114 | Self::Assign(lval, exp) => unimplemented!(), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_exp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `exp` [INFO] [stdout] --> src/irgen.rs:115:26 [INFO] [stdout] | [INFO] [stdout] 115 | Self::Return(exp) => unimplemented!(), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_exp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/ast.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | VDecl(VarDecl), [INFO] [stdout] | ----- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Decl` 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] 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] 9 | VDecl(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `vardefs` is never read [INFO] [stdout] --> src/ast.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct VarDecl { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 35 | pub vardefs: Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `VarDecl` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `ident` and `initval` are never read [INFO] [stdout] --> src/ast.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 39 | pub struct VarDef { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 40 | pub ident: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 41 | pub initval: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `VarDef` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `exp` is never read [INFO] [stdout] --> src/ast.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 45 | pub struct InitVal { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 46 | pub exp: Exp, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `InitVal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `to_triple` is never used [INFO] [stdout] --> /opt/rustwide/target/debug/build/compile-proj-4cd19f3b5a016979/out/sysy.rs:4212:8 [INFO] [stdout] | [INFO] [stdout] 4210 | pub trait __ToTriple<'input, > [INFO] [stdout] | ---------- associated function in this trait [INFO] [stdout] 4211 | { [INFO] [stdout] 4212 | fn to_triple(value: Self) -> Result<(usize,Token<'input>,usize), __lalrpop_util::ParseError, &'static str>>; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.8 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "2ae7c902b37f47ec7ec8b162f500309005f9b86d0a433b8996c779ff9b80f2a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ae7c902b37f47ec7ec8b162f500309005f9b86d0a433b8996c779ff9b80f2a4", kill_on_drop: false }` [INFO] [stdout] 2ae7c902b37f47ec7ec8b162f500309005f9b86d0a433b8996c779ff9b80f2a4