[INFO] cloning repository https://github.com/vectorpikachu/second-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vectorpikachu/second-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvectorpikachu%2Fsecond-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvectorpikachu%2Fsecond-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17ab25e257baad3057c2107f7253aab9234473e2
[INFO] checking vectorpikachu/second-compiler/17ab25e257baad3057c2107f7253aab9234473e2 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvectorpikachu%2Fsecond-compiler" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vectorpikachu/second-compiler
[INFO] finished tweaking git repo https://github.com/vectorpikachu/second-compiler
[INFO] tweaked toml for git repo https://github.com/vectorpikachu/second-compiler written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vectorpikachu/second-compiler on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vectorpikachu/second-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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lalrpop-util v0.22.0
[INFO] [stderr]   Downloaded term v1.0.0
[INFO] [stderr]   Downloaded ascii-canvas v4.0.0
[INFO] [stderr]   Downloaded key-node-list v0.0.5
[INFO] [stderr]   Downloaded lalrpop v0.22.0
[INFO] [stderr]   Downloaded koopa v0.0.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4027a028e654879bdce01b73f48a57113b7ec597a51562b4c34cbc4097a2084
[INFO] running `Command { std: "docker" "start" "-a" "e4027a028e654879bdce01b73f48a57113b7ec597a51562b4c34cbc4097a2084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4027a028e654879bdce01b73f48a57113b7ec597a51562b4c34cbc4097a2084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4027a028e654879bdce01b73f48a57113b7ec597a51562b4c34cbc4097a2084", kill_on_drop: false }`
[INFO] [stdout] e4027a028e654879bdce01b73f48a57113b7ec597a51562b4c34cbc4097a2084
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2166edb177fc81759f80112ce2095f91907edd3fd55c708212c9f851bcff2f77
[INFO] running `Command { std: "docker" "start" "-a" "2166edb177fc81759f80112ce2095f91907edd3fd55c708212c9f851bcff2f77", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling indexmap v2.7.0
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling term v1.0.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling ascii-canvas v4.0.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking key-node-list v0.0.5
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]     Checking koopa v0.0.8
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]     Checking lalrpop-util v0.22.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling lalrpop v0.22.0
[INFO] [stderr]    Compiling second-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `ty` is never read
[INFO] [stdout]   --> src/ast.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct ConstDecl {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 31 |     pub ty: BType,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ConstDecl` 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 `ty` is never read
[INFO] [stdout]   --> src/ast.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct VarDecl {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 54 |     pub ty: BType,
[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: field `ty` is never read
[INFO] [stdout]   --> src/ast.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub struct FuncFParam {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 92 |     pub ty: BType,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FuncFParam` 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 `ty` is never read
[INFO] [stdout]   --> src/ast.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct ConstDecl {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 31 |     pub ty: BType,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ConstDecl` 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 `ty` is never read
[INFO] [stdout]   --> src/ast.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct VarDecl {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 54 |     pub ty: BType,
[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: field `ty` is never read
[INFO] [stdout]   --> src/ast.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub struct FuncFParam {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 92 |     pub ty: BType,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FuncFParam` 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 30.02s
[INFO] running `Command { std: "docker" "inspect" "2166edb177fc81759f80112ce2095f91907edd3fd55c708212c9f851bcff2f77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2166edb177fc81759f80112ce2095f91907edd3fd55c708212c9f851bcff2f77", kill_on_drop: false }`
[INFO] [stdout] 2166edb177fc81759f80112ce2095f91907edd3fd55c708212c9f851bcff2f77