[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 try#79452e8441468c5568c20bfca2aa1fe75b645b2d for pr-152210
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSolarLiner%2Fminigc.rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[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-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SolarLiner/minigc.rs on toolchain 79452e8441468c5568c20bfca2aa1fe75b645b2d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pin-project-lite v0.2.4
[INFO] [stderr]   Downloaded thread_local v1.1.1
[INFO] [stderr]   Downloaded log v0.4.13
[INFO] [stderr]   Downloaded tracing-flame v0.1.0
[INFO] [stderr]   Downloaded serde v1.0.121
[INFO] [stderr]   Downloaded generational-arena v0.2.8
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.15
[INFO] [stderr]   Downloaded syn v1.0.59
[INFO] [stderr]   Downloaded libc v0.2.82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f07947fc7d549e565c075cdd9d11a6c9dacd006a9e9ccdfaa9af702dbbf6df87
[INFO] running `Command { std: "docker" "start" "-a" "f07947fc7d549e565c075cdd9d11a6c9dacd006a9e9ccdfaa9af702dbbf6df87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f07947fc7d549e565c075cdd9d11a6c9dacd006a9e9ccdfaa9af702dbbf6df87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f07947fc7d549e565c075cdd9d11a6c9dacd006a9e9ccdfaa9af702dbbf6df87", kill_on_drop: false }`
[INFO] [stdout] f07947fc7d549e565c075cdd9d11a6c9dacd006a9e9ccdfaa9af702dbbf6df87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e20923c8c92907a824f7aff31424d2dbb7f5a3071f25aae3c647bb9c921d4100
[INFO] running `Command { std: "docker" "start" "-a" "e20923c8c92907a824f7aff31424d2dbb7f5a3071f25aae3c647bb9c921d4100", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.59
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling serde v1.0.121
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking thread_local v1.1.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking generational-arena v0.2.8
[INFO] [stderr]     Checking tracing-log v0.1.1
[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 serde_json v1.0.61
[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 tracing v0.1.22
[INFO] [stderr]     Checking thiserror v1.0.23
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.92s
[INFO] running `Command { std: "docker" "inspect" "e20923c8c92907a824f7aff31424d2dbb7f5a3071f25aae3c647bb9c921d4100", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e20923c8c92907a824f7aff31424d2dbb7f5a3071f25aae3c647bb9c921d4100", kill_on_drop: false }`
[INFO] [stdout] e20923c8c92907a824f7aff31424d2dbb7f5a3071f25aae3c647bb9c921d4100
