[INFO] cloning repository https://github.com/weilycoder/sysy-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/weilycoder/sysy-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweilycoder%2Fsysy-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweilycoder%2Fsysy-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3e84c22beafd891fb8811e2658cd218215f5681f
[INFO] checking weilycoder/sysy-compiler against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweilycoder%2Fsysy-compiler" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/weilycoder/sysy-compiler
[INFO] finished tweaking git repo https://github.com/weilycoder/sysy-compiler
[INFO] tweaked toml for git repo https://github.com/weilycoder/sysy-compiler written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/weilycoder/sysy-compiler on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/weilycoder/sysy-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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking weilycoder/sysy-compiler against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweilycoder%2Fsysy-compiler" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/weilycoder/sysy-compiler
[INFO] finished tweaking git repo https://github.com/weilycoder/sysy-compiler
[INFO] tweaked toml for git repo https://github.com/weilycoder/sysy-compiler written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/weilycoder/sysy-compiler on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/weilycoder/sysy-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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "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 lalrpop-util v0.21.0
[INFO] [stderr]   Downloaded string_cache v0.8.9
[INFO] [stderr]   Downloaded redox_syscall v0.5.17
[INFO] [stderr]   Downloaded term v1.2.0
[INFO] [stderr]   Downloaded ascii-canvas v4.0.0
[INFO] [stderr]   Downloaded lalrpop-util v0.22.2
[INFO] [stderr]   Downloaded ena v0.14.3
[INFO] [stderr]   Downloaded lalrpop v0.22.2
[INFO] [stderr]   Downloaded petgraph v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08efc51cded6c9d17b9dd2d2dc6cde445a33bcbaba73425a3790381a35d86790
[INFO] running `Command { std: "docker" "start" "-a" "08efc51cded6c9d17b9dd2d2dc6cde445a33bcbaba73425a3790381a35d86790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08efc51cded6c9d17b9dd2d2dc6cde445a33bcbaba73425a3790381a35d86790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08efc51cded6c9d17b9dd2d2dc6cde445a33bcbaba73425a3790381a35d86790", kill_on_drop: false }`
[INFO] [stdout] 08efc51cded6c9d17b9dd2d2dc6cde445a33bcbaba73425a3790381a35d86790
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e339adfc2d05b48d0d40ce171285d370ca1e9d20ea607af95f77cb42152e4d0e
[INFO] running `Command { std: "docker" "start" "-a" "e339adfc2d05b48d0d40ce171285d370ca1e9d20ea607af95f77cb42152e4d0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling term v1.2.0
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling ascii-canvas v4.0.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]     Checking regex-automata v0.4.11
[INFO] [stderr]     Checking lalrpop-util v0.21.0
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling lalrpop-util v0.22.2
[INFO] [stderr]    Compiling lalrpop v0.22.2
[INFO] [stderr]    Compiling sysy-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `func_def` is never read
[INFO] [stdout]  --> src/ast.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct CompUnit {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 3 |     pub func_def: FuncDef,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CompUnit` has a derived impl for the trait `Debug`, but this is 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: field `func_def` is never read
[INFO] [stdout]  --> src/ast.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct CompUnit {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 3 |     pub func_def: FuncDef,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CompUnit` has a derived impl for the trait `Debug`, but this is 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 `func_type`, `ident`, and `block` are never read
[INFO] [stdout]   --> src/ast.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct FuncDef {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout]  8 |     pub func_type: FuncType,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]  9 |     pub ident: String,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 10 |     pub block: Block,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FuncDef` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Void` is never constructed
[INFO] [stdout]   --> src/ast.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum FuncType {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] 15 |     Int,
[INFO] [stdout] 16 |     Void,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FuncType` 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 `stmt` is never read
[INFO] [stdout]   --> src/ast.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Block {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 21 |     pub stmt: Stmt,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Block` 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 `value` is never read
[INFO] [stdout]   --> src/ast.rs:26:14
[INFO] [stdout]    |
[INFO] [stdout] 26 |     Return { value: i32  },
[INFO] [stdout]    |     ------   ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` 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 `func_type`, `ident`, and `block` are never read
[INFO] [stdout]   --> src/ast.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct FuncDef {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout]  8 |     pub func_type: FuncType,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]  9 |     pub ident: String,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 10 |     pub block: Block,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FuncDef` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Void` is never constructed
[INFO] [stdout]   --> src/ast.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum FuncType {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] 15 |     Int,
[INFO] [stdout] 16 |     Void,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FuncType` 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 `stmt` is never read
[INFO] [stdout]   --> src/ast.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Block {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 21 |     pub stmt: Stmt,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Block` 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 `value` is never read
[INFO] [stdout]   --> src/ast.rs:26:14
[INFO] [stdout]    |
[INFO] [stdout] 26 |     Return { value: i32  },
[INFO] [stdout]    |     ------   ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` 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 7.33s
[INFO] running `Command { std: "docker" "inspect" "e339adfc2d05b48d0d40ce171285d370ca1e9d20ea607af95f77cb42152e4d0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e339adfc2d05b48d0d40ce171285d370ca1e9d20ea607af95f77cb42152e4d0e", kill_on_drop: false }`
[INFO] [stdout] e339adfc2d05b48d0d40ce171285d370ca1e9d20ea607af95f77cb42152e4d0e
