[INFO] cloning repository https://github.com/SolarLiner/minigc.rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SolarLiner/minigc.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSolarLiner%2Fminigc.rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSolarLiner%2Fminigc.rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] da46c28a0aeee4381b617cabe0fb16dd0eeffb40 [INFO] checking SolarLiner/minigc.rs against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSolarLiner%2Fminigc.rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SolarLiner/minigc.rs on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/SolarLiner/minigc.rs [INFO] finished tweaking git repo https://github.com/SolarLiner/minigc.rs [INFO] tweaked toml for git repo https://github.com/SolarLiner/minigc.rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/SolarLiner/minigc.rs 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded thread_local v1.1.1 [INFO] [stderr] Downloaded serde v1.0.121 [INFO] [stderr] Downloaded generational-arena v0.2.8 [INFO] [stderr] Downloaded syn v1.0.59 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 414277179a074031d48412616ae70db14f288fb8fb8b0a3a339bd315cf45f7fb [INFO] running `Command { std: "docker" "start" "-a" "414277179a074031d48412616ae70db14f288fb8fb8b0a3a339bd315cf45f7fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "414277179a074031d48412616ae70db14f288fb8fb8b0a3a339bd315cf45f7fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "414277179a074031d48412616ae70db14f288fb8fb8b0a3a339bd315cf45f7fb", kill_on_drop: false }` [INFO] [stdout] 414277179a074031d48412616ae70db14f288fb8fb8b0a3a339bd315cf45f7fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ef5bf74ae948ef295e95d8d9f49ed398304cd9852e4d394f02415b3449b090ab [INFO] running `Command { std: "docker" "start" "-a" "ef5bf74ae948ef295e95d8d9f49ed398304cd9852e4d394f02415b3449b090ab", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.59 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.13 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling serde v1.0.121 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Checking pin-project-lite v0.2.4 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Checking sharded-slab v0.1.1 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling anyhow v1.0.38 [INFO] [stderr] Checking thread_local v1.1.1 [INFO] [stderr] Checking generational-arena v0.2.8 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking tracing-log v0.1.1 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking tracing-serde v0.1.2 [INFO] [stderr] Compiling tracing-attributes v0.1.11 [INFO] [stderr] Compiling thiserror-impl v1.0.23 [INFO] [stderr] Checking thiserror v1.0.23 [INFO] [stderr] Checking tracing v0.1.22 [INFO] [stderr] Checking tracing-subscriber v0.2.15 [INFO] [stderr] Checking tracing-flame v0.1.0 [INFO] [stderr] Checking minigc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/interpreter.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 55 | pub enum Instruction { [INFO] [stdout] | ----------- variants in this enum [INFO] [stdout] 56 | ConstInt(i32), [INFO] [stdout] 57 | ConstFloat(f32), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 58 | PushStruct(usize), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 59 | GetStruct(usize), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 60 | GetLocal(usize), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 61 | Label(String), [INFO] [stdout] | ^^^^^ [INFO] [stdout] 62 | IAdd, [INFO] [stdout] | ^^^^ [INFO] [stdout] 63 | FAdd, [INFO] [stdout] | ^^^^ [INFO] [stdout] 64 | ISub, [INFO] [stdout] | ^^^^ [INFO] [stdout] 65 | FSub, [INFO] [stdout] | ^^^^ [INFO] [stdout] 66 | IMul, [INFO] [stdout] 67 | FMul, [INFO] [stdout] | ^^^^ [INFO] [stdout] 68 | Call(String, usize), [INFO] [stdout] | ^^^^ [INFO] [stdout] 69 | Jump(String), [INFO] [stdout] | ^^^^ [INFO] [stdout] 70 | JmpCmp(String), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 71 | CEq, [INFO] [stdout] | ^^^ [INFO] [stdout] 72 | CNe, [INFO] [stdout] | ^^^ [INFO] [stdout] 73 | CLt, [INFO] [stdout] | ^^^ [INFO] [stdout] 74 | CLe, [INFO] [stdout] | ^^^ [INFO] [stdout] 75 | CGt, [INFO] [stdout] | ^^^ [INFO] [stdout] 76 | CGe, [INFO] [stdout] | ^^^ [INFO] [stdout] 77 | Return, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Instruction` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `InvalidInstructionPointer` is never constructed [INFO] [stdout] --> src/interpreter.rs:91:5 [INFO] [stdout] | [INFO] [stdout] 87 | pub enum InterpreterError { [INFO] [stdout] | ---------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 91 | InvalidInstructionPointer, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `InterpreterError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/interpreter.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 55 | pub enum Instruction { [INFO] [stdout] | ----------- variants in this enum [INFO] [stdout] 56 | ConstInt(i32), [INFO] [stdout] 57 | ConstFloat(f32), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 58 | PushStruct(usize), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 59 | GetStruct(usize), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 60 | GetLocal(usize), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 61 | Label(String), [INFO] [stdout] | ^^^^^ [INFO] [stdout] 62 | IAdd, [INFO] [stdout] | ^^^^ [INFO] [stdout] 63 | FAdd, [INFO] [stdout] | ^^^^ [INFO] [stdout] 64 | ISub, [INFO] [stdout] | ^^^^ [INFO] [stdout] 65 | FSub, [INFO] [stdout] | ^^^^ [INFO] [stdout] 66 | IMul, [INFO] [stdout] 67 | FMul, [INFO] [stdout] | ^^^^ [INFO] [stdout] 68 | Call(String, usize), [INFO] [stdout] | ^^^^ [INFO] [stdout] 69 | Jump(String), [INFO] [stdout] | ^^^^ [INFO] [stdout] 70 | JmpCmp(String), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 71 | CEq, [INFO] [stdout] | ^^^ [INFO] [stdout] 72 | CNe, [INFO] [stdout] | ^^^ [INFO] [stdout] 73 | CLt, [INFO] [stdout] | ^^^ [INFO] [stdout] 74 | CLe, [INFO] [stdout] | ^^^ [INFO] [stdout] 75 | CGt, [INFO] [stdout] | ^^^ [INFO] [stdout] 76 | CGe, [INFO] [stdout] | ^^^ [INFO] [stdout] 77 | Return, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Instruction` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `InvalidInstructionPointer` is never constructed [INFO] [stdout] --> src/interpreter.rs:91:5 [INFO] [stdout] | [INFO] [stdout] 87 | pub enum InterpreterError { [INFO] [stdout] | ---------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 91 | InvalidInstructionPointer, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `InterpreterError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.52s [INFO] running `Command { std: "docker" "inspect" "ef5bf74ae948ef295e95d8d9f49ed398304cd9852e4d394f02415b3449b090ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef5bf74ae948ef295e95d8d9f49ed398304cd9852e4d394f02415b3449b090ab", kill_on_drop: false }` [INFO] [stdout] ef5bf74ae948ef295e95d8d9f49ed398304cd9852e4d394f02415b3449b090ab