[INFO] cloning repository https://github.com/ArcSecant/coggers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ArcSecant/coggers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArcSecant%2Fcoggers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArcSecant%2Fcoggers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20329097a16b58a9d39eeb24323ad199e78bdfdc
[INFO] testing ArcSecant/coggers against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArcSecant%2Fcoggers" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ArcSecant/coggers
[INFO] finished tweaking git repo https://github.com/ArcSecant/coggers
[INFO] tweaked toml for git repo https://github.com/ArcSecant/coggers written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ArcSecant/coggers on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ArcSecant/coggers 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c21b5dd417e8d061e1bbec807399ceaa36b05a648a5cade5215e6b766f6d29ba
[INFO] running `Command { std: "docker" "start" "-a" "c21b5dd417e8d061e1bbec807399ceaa36b05a648a5cade5215e6b766f6d29ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c21b5dd417e8d061e1bbec807399ceaa36b05a648a5cade5215e6b766f6d29ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c21b5dd417e8d061e1bbec807399ceaa36b05a648a5cade5215e6b766f6d29ba", kill_on_drop: false }`
[INFO] [stdout] c21b5dd417e8d061e1bbec807399ceaa36b05a648a5cade5215e6b766f6d29ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf785c1af762e288127fed8e34a92a8864c1772591660cb9d32afcc3d0f9681a
[INFO] running `Command { std: "docker" "start" "-a" "cf785c1af762e288127fed8e34a92a8864c1772591660cb9d32afcc3d0f9681a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cranelift-entity v0.68.0
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.68.0
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling target-lexicon v0.11.1
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling smallvec v1.5.1
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.68.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling cranelift-bforest v0.68.0
[INFO] [stderr]    Compiling regalloc v0.0.31
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling anyhow v1.0.36
[INFO] [stderr]    Compiling peg-runtime v0.6.3
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling errno v0.2.7
[INFO] [stderr]    Compiling peg-macros v0.6.3
[INFO] [stderr]    Compiling raw-cpuid v7.0.4
[INFO] [stderr]    Compiling peg v0.6.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling cranelift-codegen v0.68.0
[INFO] [stderr]    Compiling cranelift-module v0.68.0
[INFO] [stderr]    Compiling cranelift-frontend v0.68.0
[INFO] [stderr]    Compiling cranelift-native v0.68.0
[INFO] [stderr]    Compiling cranelift-preopt v0.68.0
[INFO] [stderr]    Compiling cranelift-simplejit v0.68.0
[INFO] [stderr]    Compiling cranelift v0.68.0
[INFO] [stderr]    Compiling poggers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/inference.rs:325:13
[INFO] [stdout]     |
[INFO] [stdout] 325 |             _ => return Err(Error::DoesNotOccur),
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/inference.rs:325:13
[INFO] [stdout]     |
[INFO] [stdout] 222 |             Expr::EVar(name) => match env.0.get(name) {
[INFO] [stdout]     |             ---------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 226 |             Expr::ELit(lit) => self.infer_lit(lit),
[INFO] [stdout]     |             --------------- matches some of the same values
[INFO] [stdout] 227 |             Expr::ELam(name, exp) => {
[INFO] [stdout]     |             --------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 242 |             Expr::EApp(fun, arg) => {
[INFO] [stdout]     |             -------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 325 |             _ => return Err(Error::DoesNotOccur),
[INFO] [stdout]     |             ^ ...and 6 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/gen.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |     CraneliftCodegen(CodegenError),
[INFO] [stdout]    |     ---------------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[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] 22 -     CraneliftCodegen(CodegenError),
[INFO] [stdout] 22 +     CraneliftCodegen(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/gen.rs:23:15
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Undefined(&'static str),
[INFO] [stdout]    |     --------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is 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] 23 -     Undefined(&'static str),
[INFO] [stdout] 23 +     Undefined(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/gen.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |     CraneliftModule(ModuleError),
[INFO] [stdout]    |     --------------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is 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] 26 -     CraneliftModule(ModuleError),
[INFO] [stdout] 26 +     CraneliftModule(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TCustom` is never constructed
[INFO] [stdout]   --> src/inference.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub enum Type {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 53 |     TCustom(String, Vec<Type>),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Type` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]    --> src/inference.rs:339:8
[INFO] [stdout]     |
[INFO] [stdout] 339 | pub fn test() {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 01s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cranelift-codegen-meta v0.68.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "cf785c1af762e288127fed8e34a92a8864c1772591660cb9d32afcc3d0f9681a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf785c1af762e288127fed8e34a92a8864c1772591660cb9d32afcc3d0f9681a", kill_on_drop: false }`
[INFO] [stdout] cf785c1af762e288127fed8e34a92a8864c1772591660cb9d32afcc3d0f9681a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee9b6ff44228014a3ef775544406bdafd3432dd6aa5db4a9560317afc8a6df10
[INFO] running `Command { std: "docker" "start" "-a" "ee9b6ff44228014a3ef775544406bdafd3432dd6aa5db4a9560317afc8a6df10", kill_on_drop: false }`
[INFO] [stderr]    Compiling poggers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/inference.rs:325:13
[INFO] [stdout]     |
[INFO] [stdout] 325 |             _ => return Err(Error::DoesNotOccur),
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/inference.rs:325:13
[INFO] [stdout]     |
[INFO] [stdout] 222 |             Expr::EVar(name) => match env.0.get(name) {
[INFO] [stdout]     |             ---------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 226 |             Expr::ELit(lit) => self.infer_lit(lit),
[INFO] [stdout]     |             --------------- matches some of the same values
[INFO] [stdout] 227 |             Expr::ELam(name, exp) => {
[INFO] [stdout]     |             --------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 242 |             Expr::EApp(fun, arg) => {
[INFO] [stdout]     |             -------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 325 |             _ => return Err(Error::DoesNotOccur),
[INFO] [stdout]     |             ^ ...and 6 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/gen.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |     CraneliftCodegen(CodegenError),
[INFO] [stdout]    |     ---------------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[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] 22 -     CraneliftCodegen(CodegenError),
[INFO] [stdout] 22 +     CraneliftCodegen(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/gen.rs:23:15
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Undefined(&'static str),
[INFO] [stdout]    |     --------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is 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] 23 -     Undefined(&'static str),
[INFO] [stdout] 23 +     Undefined(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/gen.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |     CraneliftModule(ModuleError),
[INFO] [stdout]    |     --------------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is 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] 26 -     CraneliftModule(ModuleError),
[INFO] [stdout] 26 +     CraneliftModule(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TCustom` is never constructed
[INFO] [stdout]   --> src/inference.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub enum Type {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 53 |     TCustom(String, Vec<Type>),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Type` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]    --> src/inference.rs:339:8
[INFO] [stdout]     |
[INFO] [stdout] 339 | pub fn test() {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cranelift-codegen-meta v0.68.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "ee9b6ff44228014a3ef775544406bdafd3432dd6aa5db4a9560317afc8a6df10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee9b6ff44228014a3ef775544406bdafd3432dd6aa5db4a9560317afc8a6df10", kill_on_drop: false }`
[INFO] [stdout] ee9b6ff44228014a3ef775544406bdafd3432dd6aa5db4a9560317afc8a6df10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 26ce719d37fff8b342f7cab4b29b17f6bf4d2dc211336a4e40c0a0a0395d7929
[INFO] running `Command { std: "docker" "start" "-a" "26ce719d37fff8b342f7cab4b29b17f6bf4d2dc211336a4e40c0a0a0395d7929", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/inference.rs:325:13
[INFO] [stderr]     |
[INFO] [stderr] 325 |             _ => return Err(Error::DoesNotOccur),
[INFO] [stderr]     |             ^ no value can reach this
[INFO] [stderr]     |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]    --> src/inference.rs:325:13
[INFO] [stderr]     |
[INFO] [stderr] 222 |             Expr::EVar(name) => match env.0.get(name) {
[INFO] [stderr]     |             ---------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 226 |             Expr::ELit(lit) => self.infer_lit(lit),
[INFO] [stderr]     |             --------------- matches some of the same values
[INFO] [stderr] 227 |             Expr::ELam(name, exp) => {
[INFO] [stderr]     |             --------------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 242 |             Expr::EApp(fun, arg) => {
[INFO] [stderr]     |             -------------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 325 |             _ => return Err(Error::DoesNotOccur),
[INFO] [stderr]     |             ^ ...and 6 other patterns collectively make this unreachable
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/gen.rs:22:22
[INFO] [stderr]    |
[INFO] [stderr] 22 |     CraneliftCodegen(CodegenError),
[INFO] [stderr]    |     ---------------- ^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 22 -     CraneliftCodegen(CodegenError),
[INFO] [stderr] 22 +     CraneliftCodegen(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/gen.rs:23:15
[INFO] [stderr]    |
[INFO] [stderr] 23 |     Undefined(&'static str),
[INFO] [stderr]    |     --------- ^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 23 -     Undefined(&'static str),
[INFO] [stderr] 23 +     Undefined(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/gen.rs:26:21
[INFO] [stderr]    |
[INFO] [stderr] 26 |     CraneliftModule(ModuleError),
[INFO] [stderr]    |     --------------- ^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 26 -     CraneliftModule(ModuleError),
[INFO] [stderr] 26 +     CraneliftModule(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: variant `TCustom` is never constructed
[INFO] [stderr]   --> src/inference.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub enum Type {
[INFO] [stderr]    |          ---- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 53 |     TCustom(String, Vec<Type>),
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Type` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: function `test` is never used
[INFO] [stderr]    --> src/inference.rs:339:8
[INFO] [stderr]     |
[INFO] [stderr] 339 | pub fn test() {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `poggers` (bin "poggers" test) generated 6 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cranelift-codegen-meta v0.68.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/poggers-d49af9088a2e05eb)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "26ce719d37fff8b342f7cab4b29b17f6bf4d2dc211336a4e40c0a0a0395d7929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26ce719d37fff8b342f7cab4b29b17f6bf4d2dc211336a4e40c0a0a0395d7929", kill_on_drop: false }`
[INFO] [stdout] 26ce719d37fff8b342f7cab4b29b17f6bf4d2dc211336a4e40c0a0a0395d7929
