[INFO] cloning repository https://github.com/zacostudio/zaco-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zacostudio/zaco-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzacostudio%2Fzaco-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzacostudio%2Fzaco-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6bc5d4d822ce240eac7df3d5238920447fb5b76
[INFO] checking zacostudio/zaco-compiler against be3da1e8c043bb6f1f335463d3b1335cdf50b03c for pr-162597
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzacostudio%2Fzaco-compiler" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zacostudio/zaco-compiler
[INFO] finished tweaking git repo https://github.com/zacostudio/zaco-compiler
[INFO] tweaked toml for git repo https://github.com/zacostudio/zaco-compiler written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zacostudio/zaco-compiler on toolchain be3da1e8c043bb6f1f335463d3b1335cdf50b03c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zacostudio/zaco-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" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused field `license` in `workspace.package`
[INFO] [stderr]  --> Cargo.toml:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | license = "MIT"
[INFO] [stderr]   | ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_workspace_package_fields` is set to `warn` by default
[INFO] [stderr] help: consider removing the field `workspace.package.license`
[INFO] [stderr] warning: workspace (manifest) generated 1 warning
[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 cranelift-control v0.116.1
[INFO] [stderr]   Downloaded cranelift-object v0.116.1
[INFO] [stderr]   Downloaded cranelift-native v0.116.1
[INFO] [stderr]   Downloaded cranelift-module v0.116.1
[INFO] [stderr]   Downloaded cranelift v0.116.1
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.116.1
[INFO] [stderr]   Downloaded cranelift-bitset v0.116.1
[INFO] [stderr]   Downloaded cranelift-entity v0.116.1
[INFO] [stderr]   Downloaded cranelift-bforest v0.116.1
[INFO] [stderr]   Downloaded ariadne v0.5.1
[INFO] [stderr]   Downloaded cranelift-frontend v0.116.1
[INFO] [stderr]   Downloaded regalloc2 v0.11.2
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.116.1
[INFO] [stderr]   Downloaded cranelift-isle v0.116.1
[INFO] [stderr]   Downloaded cranelift-codegen v0.116.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a3a5f6b67268b12c79a7769daba4bb557bbfa8272dd35cac867c25ecbdb4f297
[INFO] running `Command { std: "docker" "start" "a3a5f6b67268b12c79a7769daba4bb557bbfa8272dd35cac867c25ecbdb4f297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3a5f6b67268b12c79a7769daba4bb557bbfa8272dd35cac867c25ecbdb4f297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a3a5f6b67268b12c79a7769daba4bb557bbfa8272dd35cac867c25ecbdb4f297" "/opt/rustwide/cargo-home/bin/cargo" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3a5f6b67268b12c79a7769daba4bb557bbfa8272dd35cac867c25ecbdb4f297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a3a5f6b67268b12c79a7769daba4bb557bbfa8272dd35cac867c25ecbdb4f297" "/opt/rustwide/cargo-home/bin/cargo" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: unused field `license` in `workspace.package`
[INFO] [stderr]  --> Cargo.toml:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | license = "MIT"
[INFO] [stderr]   | ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_workspace_package_fields` is set to `warn` by default
[INFO] [stderr] help: consider removing the field `workspace.package.license`
[INFO] [stderr] warning: workspace (manifest) generated 1 warning
[INFO] [stderr]    Compiling cranelift-isle v0.116.1
[INFO] [stderr]     Checking zaco-ast v0.1.0 (/opt/rustwide/workdir/crates/zaco-ast)
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.116.1
[INFO] [stderr]     Checking cranelift-bitset v0.116.1
[INFO] [stderr]    Compiling target-lexicon v0.13.4
[INFO] [stderr]     Checking bumpalo v3.19.1
[INFO] [stderr]     Checking arbitrary v1.4.2
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.116.1
[INFO] [stderr]     Checking cranelift-entity v0.116.1
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking regalloc2 v0.11.2
[INFO] [stderr]     Checking cranelift-bforest v0.116.1
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling anyhow v1.0.101
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]     Checking cranelift-control v0.116.1
[INFO] [stderr]     Checking zaco-lexer v0.1.0 (/opt/rustwide/workdir/crates/zaco-lexer)
[INFO] [stderr]     Checking zaco-ir v0.1.0 (/opt/rustwide/workdir/crates/zaco-ir)
[INFO] [stderr]     Checking clap_builder v4.5.58
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]     Checking ariadne v0.5.1
[INFO] [stderr]    Compiling syn v2.0.115
[INFO] [stderr]     Checking zaco-parser v0.1.0 (/opt/rustwide/workdir/crates/zaco-parser)
[INFO] [stderr]     Checking zaco-typeck v0.1.0 (/opt/rustwide/workdir/crates/zaco-typeck)
[INFO] [stderr]    Compiling cranelift-codegen v0.116.1
[INFO] [stderr]    Compiling clap_derive v4.5.55
[INFO] [stderr]     Checking clap v4.5.58
[INFO] [stderr]     Checking cranelift-frontend v0.116.1
[INFO] [stderr]     Checking cranelift-module v0.116.1
[INFO] [stderr]     Checking cranelift-native v0.116.1
[INFO] [stderr]     Checking cranelift-object v0.116.1
[INFO] [stderr]     Checking cranelift v0.116.1
[INFO] [stderr]     Checking zaco-codegen v0.1.0 (/opt/rustwide/workdir/crates/zaco-codegen)
[INFO] [stderr]     Checking zaco-driver v0.1.0 (/opt/rustwide/workdir/crates/zaco-driver)
[INFO] [stdout] warning: field `base_dir` is never read
[INFO] [stdout]   --> crates/zaco-driver/src/resolver.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct ModuleResolver {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 22 |     /// Base directory for resolving relative imports
[INFO] [stdout] 23 |     base_dir: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> crates/zaco-driver/src/package_json.rs:127:11
[INFO] [stdout]     |
[INFO] [stdout] 127 |     Array(Vec<JsonValue>),
[INFO] [stdout]     |     ----- ^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `JsonValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[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] 127 -     Array(Vec<JsonValue>),
[INFO] [stdout] 127 +     Array(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> crates/zaco-driver/src/package_json.rs:128:12
[INFO] [stdout]     |
[INFO] [stdout] 128 |     Number(f64),
[INFO] [stdout]     |     ------ ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `JsonValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[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] 128 -     Number(f64),
[INFO] [stdout] 128 +     Number(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> crates/zaco-driver/src/package_json.rs:129:10
[INFO] [stdout]     |
[INFO] [stdout] 129 |     Bool(bool),
[INFO] [stdout]     |     ---- ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `JsonValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[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] 129 -     Bool(bool),
[INFO] [stdout] 129 +     Bool(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `base_dir` is never read
[INFO] [stdout]   --> crates/zaco-driver/src/resolver.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct ModuleResolver {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 22 |     /// Base directory for resolving relative imports
[INFO] [stdout] 23 |     base_dir: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> crates/zaco-driver/src/package_json.rs:127:11
[INFO] [stdout]     |
[INFO] [stdout] 127 |     Array(Vec<JsonValue>),
[INFO] [stdout]     |     ----- ^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `JsonValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[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] 127 -     Array(Vec<JsonValue>),
[INFO] [stdout] 127 +     Array(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> crates/zaco-driver/src/package_json.rs:128:12
[INFO] [stdout]     |
[INFO] [stdout] 128 |     Number(f64),
[INFO] [stdout]     |     ------ ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `JsonValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[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] 128 -     Number(f64),
[INFO] [stdout] 128 +     Number(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> crates/zaco-driver/src/package_json.rs:129:10
[INFO] [stdout]     |
[INFO] [stdout] 129 |     Bool(bool),
[INFO] [stdout]     |     ---- ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `JsonValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[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] 129 -     Bool(bool),
[INFO] [stdout] 129 +     Bool(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.08s
[INFO] running `Command { std: "docker" "inspect" "a3a5f6b67268b12c79a7769daba4bb557bbfa8272dd35cac867c25ecbdb4f297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3a5f6b67268b12c79a7769daba4bb557bbfa8272dd35cac867c25ecbdb4f297", kill_on_drop: false }`
[INFO] [stdout] a3a5f6b67268b12c79a7769daba4bb557bbfa8272dd35cac867c25ecbdb4f297
