[INFO] updating cached repository https://github.com/peterdelevoryas/rbx
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d9f029f6eb201c48638c084d8bb1f6fd41a70ce4
[INFO] testing peterdelevoryas/rbx against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterdelevoryas%2Frbx" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/peterdelevoryas/rbx on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/peterdelevoryas/rbx
[INFO] finished tweaking git repo https://github.com/peterdelevoryas/rbx
[INFO] tweaked toml for git repo https://github.com/peterdelevoryas/rbx written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/peterdelevoryas/rbx already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b8f1b3a94ec2ddc70d55876703b817397097e628c9747d4d82c4f5e8b78f37ae
[INFO] running `"docker" "start" "-a" "b8f1b3a94ec2ddc70d55876703b817397097e628c9747d4d82c4f5e8b78f37ae"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling serde v1.0.100
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cranelift-entity v0.37.0
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling indexmap v1.1.0
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.37.0
[INFO] [stderr]    Compiling cranelift-bforest v0.37.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling backtrace v0.3.37
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling goblin v0.0.23
[INFO] [stderr]    Compiling goblin v0.0.22
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling string-interner v0.6.4
[INFO] [stderr]    Compiling cranelift-codegen v0.37.0
[INFO] [stderr]    Compiling target-lexicon v0.4.0
[INFO] [stderr]    Compiling faerie v0.10.2
[INFO] [stderr]    Compiling cranelift-module v0.37.0
[INFO] [stderr]    Compiling cranelift-frontend v0.37.0
[INFO] [stderr]    Compiling cranelift-faerie v0.37.0
[INFO] [stderr]    Compiling cranelift v0.37.0
[INFO] [stderr]    Compiling rbx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::intern`
[INFO] [stderr]  --> src/token.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::intern;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]  --> src/parser.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn parse_mod(s: &str) -> Mod {
[INFO] [stderr]   |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `intern`
[INFO] [stderr]  --> src/intern.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn intern<S>(s: S) -> &'static str
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Intern`
[INFO] [stderr]   --> src/intern.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct Intern {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/intern.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn new() -> Intern {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `insert`
[INFO] [stderr]   --> src/intern.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn insert<S>(&mut self, s: S) -> &str
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static is never used: `GLOBAL`
[INFO] [stderr]   --> src/intern.rs:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | static mut GLOBAL: Option<Intern> = None;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `init_global_intern`
[INFO] [stderr]   --> src/intern.rs:46:11
[INFO] [stderr]    |
[INFO] [stderr] 46 | unsafe fn init_global_intern() -> &'static mut Intern {
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LeftParens`
[INFO] [stderr]  --> src/token.rs:5:2
[INFO] [stderr]   |
[INFO] [stderr] 5 |     LeftParens,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RightParens`
[INFO] [stderr]  --> src/token.rs:6:2
[INFO] [stderr]   |
[INFO] [stderr] 6 |     RightParens,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LeftBrace`
[INFO] [stderr]  --> src/token.rs:7:2
[INFO] [stderr]   |
[INFO] [stderr] 7 |     LeftBrace,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RightBrace`
[INFO] [stderr]  --> src/token.rs:8:2
[INFO] [stderr]   |
[INFO] [stderr] 8 |     RightBrace,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Fn`
[INFO] [stderr]   --> src/token.rs:10:2
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Fn,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Var`
[INFO] [stderr]   --> src/token.rs:11:2
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Var,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ret`
[INFO] [stderr]   --> src/token.rs:12:2
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Ret,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Eq`
[INFO] [stderr]   --> src/token.rs:14:2
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Eq,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Plus`
[INFO] [stderr]   --> src/token.rs:15:2
[INFO] [stderr]    |
[INFO] [stderr] 15 |     Plus,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Comma`
[INFO] [stderr]   --> src/token.rs:17:2
[INFO] [stderr]    |
[INFO] [stderr] 17 |     Comma,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Semicolon`
[INFO] [stderr]   --> src/token.rs:18:2
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Semicolon,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ident`
[INFO] [stderr]   --> src/token.rs:20:2
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Ident(&'static str),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Int`
[INFO] [stderr]   --> src/token.rs:21:2
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Int(i64),
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Mod`
[INFO] [stderr]  --> src/ast.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Mod {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Fn`
[INFO] [stderr]  --> src/ast.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Fn {
[INFO] [stderr]   |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_mod`
[INFO] [stderr]  --> src/parser.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn parse_mod(s: &str) -> Mod {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 24 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ExtFuncData`, `Function`, `Value`
[INFO] [stderr]  --> src/main.rs:4:54
[INFO] [stderr]   |
[INFO] [stderr] 4 | use cranelift::codegen::ir::{AbiParam, ExternalName, Function, InstBuilder, Signature, Value, Ebb, ExtFuncData};
[INFO] [stderr]   |                                                      ^^^^^^^^                          ^^^^^       ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cranelift::codegen::verifier::verify_function`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use cranelift::codegen::verifier::verify_function;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Variable`
[INFO] [stderr]  --> src/main.rs:9:68
[INFO] [stderr]   |
[INFO] [stderr] 9 | use cranelift::frontend::{FunctionBuilder, FunctionBuilderContext, Variable};
[INFO] [stderr]   |                                                                    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cranelift::codegen::entity::EntityRef`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use cranelift::codegen::entity::EntityRef;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `datas`
[INFO] [stderr]   --> src/main.rs:52:35
[INFO] [stderr]    |
[INFO] [stderr] 52 | fn build_module(funcs: Vec<Func>, datas: Vec<Data>) -> FaerieProduct {
[INFO] [stderr]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_datas`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:145:2
[INFO] [stderr]     |
[INFO] [stderr] 145 |     module.define_data(fmtstr, &d);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:173:2
[INFO] [stderr]     |
[INFO] [stderr] 173 |     module.define_function(printint, ctx);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 44s
[INFO] running `"docker" "inspect" "b8f1b3a94ec2ddc70d55876703b817397097e628c9747d4d82c4f5e8b78f37ae"`
[INFO] running `"docker" "rm" "-f" "b8f1b3a94ec2ddc70d55876703b817397097e628c9747d4d82c4f5e8b78f37ae"`
[INFO] [stdout] b8f1b3a94ec2ddc70d55876703b817397097e628c9747d4d82c4f5e8b78f37ae
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 636080efb40b173c93bf3331d20b4dc6ab77ad7a7f6f550e3e00a5fa8cb2a5ff
[INFO] running `"docker" "start" "-a" "636080efb40b173c93bf3331d20b4dc6ab77ad7a7f6f550e3e00a5fa8cb2a5ff"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rbx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::intern`
[INFO] [stderr]  --> src/token.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::intern;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]  --> src/parser.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn parse_mod(s: &str) -> Mod {
[INFO] [stderr]   |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `intern`
[INFO] [stderr]  --> src/intern.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn intern<S>(s: S) -> &'static str
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Intern`
[INFO] [stderr]   --> src/intern.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct Intern {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/intern.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn new() -> Intern {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `insert`
[INFO] [stderr]   --> src/intern.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn insert<S>(&mut self, s: S) -> &str
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static is never used: `GLOBAL`
[INFO] [stderr]   --> src/intern.rs:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | static mut GLOBAL: Option<Intern> = None;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `init_global_intern`
[INFO] [stderr]   --> src/intern.rs:46:11
[INFO] [stderr]    |
[INFO] [stderr] 46 | unsafe fn init_global_intern() -> &'static mut Intern {
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LeftParens`
[INFO] [stderr]  --> src/token.rs:5:2
[INFO] [stderr]   |
[INFO] [stderr] 5 |     LeftParens,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RightParens`
[INFO] [stderr]  --> src/token.rs:6:2
[INFO] [stderr]   |
[INFO] [stderr] 6 |     RightParens,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LeftBrace`
[INFO] [stderr]  --> src/token.rs:7:2
[INFO] [stderr]   |
[INFO] [stderr] 7 |     LeftBrace,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RightBrace`
[INFO] [stderr]  --> src/token.rs:8:2
[INFO] [stderr]   |
[INFO] [stderr] 8 |     RightBrace,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Fn`
[INFO] [stderr]   --> src/token.rs:10:2
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Fn,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Var`
[INFO] [stderr]   --> src/token.rs:11:2
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Var,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ret`
[INFO] [stderr]   --> src/token.rs:12:2
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Ret,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Eq`
[INFO] [stderr]   --> src/token.rs:14:2
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Eq,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Plus`
[INFO] [stderr]   --> src/token.rs:15:2
[INFO] [stderr]    |
[INFO] [stderr] 15 |     Plus,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Comma`
[INFO] [stderr]   --> src/token.rs:17:2
[INFO] [stderr]    |
[INFO] [stderr] 17 |     Comma,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Semicolon`
[INFO] [stderr]   --> src/token.rs:18:2
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Semicolon,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ident`
[INFO] [stderr]   --> src/token.rs:20:2
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Ident(&'static str),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Int`
[INFO] [stderr]   --> src/token.rs:21:2
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Int(i64),
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Mod`
[INFO] [stderr]  --> src/ast.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Mod {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Fn`
[INFO] [stderr]  --> src/ast.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Fn {
[INFO] [stderr]   |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_mod`
[INFO] [stderr]  --> src/parser.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn parse_mod(s: &str) -> Mod {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 24 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::intern`
[INFO] [stderr]  --> src/token.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::intern;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]  --> src/parser.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn parse_mod(s: &str) -> Mod {
[INFO] [stderr]   |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LeftParens`
[INFO] [stderr]  --> src/token.rs:5:2
[INFO] [stderr]   |
[INFO] [stderr] 5 |     LeftParens,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RightParens`
[INFO] [stderr]  --> src/token.rs:6:2
[INFO] [stderr]   |
[INFO] [stderr] 6 |     RightParens,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LeftBrace`
[INFO] [stderr]  --> src/token.rs:7:2
[INFO] [stderr]   |
[INFO] [stderr] 7 |     LeftBrace,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RightBrace`
[INFO] [stderr]  --> src/token.rs:8:2
[INFO] [stderr]   |
[INFO] [stderr] 8 |     RightBrace,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Fn`
[INFO] [stderr]   --> src/token.rs:10:2
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Fn,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Var`
[INFO] [stderr]   --> src/token.rs:11:2
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Var,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ret`
[INFO] [stderr]   --> src/token.rs:12:2
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Ret,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Eq`
[INFO] [stderr]   --> src/token.rs:14:2
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Eq,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Plus`
[INFO] [stderr]   --> src/token.rs:15:2
[INFO] [stderr]    |
[INFO] [stderr] 15 |     Plus,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Comma`
[INFO] [stderr]   --> src/token.rs:17:2
[INFO] [stderr]    |
[INFO] [stderr] 17 |     Comma,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Semicolon`
[INFO] [stderr]   --> src/token.rs:18:2
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Semicolon,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ident`
[INFO] [stderr]   --> src/token.rs:20:2
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Ident(&'static str),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Int`
[INFO] [stderr]   --> src/token.rs:21:2
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Int(i64),
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Mod`
[INFO] [stderr]  --> src/ast.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Mod {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Fn`
[INFO] [stderr]  --> src/ast.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Fn {
[INFO] [stderr]   |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_mod`
[INFO] [stderr]  --> src/parser.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn parse_mod(s: &str) -> Mod {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ExtFuncData`, `Function`, `Value`
[INFO] [stderr]  --> src/main.rs:4:54
[INFO] [stderr]   |
[INFO] [stderr] 4 | use cranelift::codegen::ir::{AbiParam, ExternalName, Function, InstBuilder, Signature, Value, Ebb, ExtFuncData};
[INFO] [stderr]   |                                                      ^^^^^^^^                          ^^^^^       ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cranelift::codegen::verifier::verify_function`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use cranelift::codegen::verifier::verify_function;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Variable`
[INFO] [stderr]  --> src/main.rs:9:68
[INFO] [stderr]   |
[INFO] [stderr] 9 | use cranelift::frontend::{FunctionBuilder, FunctionBuilderContext, Variable};
[INFO] [stderr]   |                                                                    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cranelift::codegen::entity::EntityRef`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use cranelift::codegen::entity::EntityRef;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `datas`
[INFO] [stderr]   --> src/main.rs:52:35
[INFO] [stderr]    |
[INFO] [stderr] 52 | fn build_module(funcs: Vec<Func>, datas: Vec<Data>) -> FaerieProduct {
[INFO] [stderr]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_datas`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:145:2
[INFO] [stderr]     |
[INFO] [stderr] 145 |     module.define_data(fmtstr, &d);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:173:2
[INFO] [stderr]     |
[INFO] [stderr] 173 |     module.define_function(printint, ctx);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `"docker" "inspect" "636080efb40b173c93bf3331d20b4dc6ab77ad7a7f6f550e3e00a5fa8cb2a5ff"`
[INFO] running `"docker" "rm" "-f" "636080efb40b173c93bf3331d20b4dc6ab77ad7a7f6f550e3e00a5fa8cb2a5ff"`
[INFO] [stdout] 636080efb40b173c93bf3331d20b4dc6ab77ad7a7f6f550e3e00a5fa8cb2a5ff
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] 9406aa295cbec9639afac087ebc5ad55b69553c1220660a78a0321629afd99b3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "9406aa295cbec9639afac087ebc5ad55b69553c1220660a78a0321629afd99b3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `crate::intern`
[INFO] [stderr]  --> src/token.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::intern;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]  --> src/parser.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn parse_mod(s: &str) -> Mod {
[INFO] [stderr]   |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LeftParens`
[INFO] [stderr]  --> src/token.rs:5:2
[INFO] [stderr]   |
[INFO] [stderr] 5 |     LeftParens,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RightParens`
[INFO] [stderr]  --> src/token.rs:6:2
[INFO] [stderr]   |
[INFO] [stderr] 6 |     RightParens,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LeftBrace`
[INFO] [stderr]  --> src/token.rs:7:2
[INFO] [stderr]   |
[INFO] [stderr] 7 |     LeftBrace,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RightBrace`
[INFO] [stderr]  --> src/token.rs:8:2
[INFO] [stderr]   |
[INFO] [stderr] 8 |     RightBrace,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Fn`
[INFO] [stderr]   --> src/token.rs:10:2
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Fn,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Var`
[INFO] [stderr]   --> src/token.rs:11:2
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Var,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ret`
[INFO] [stderr]   --> src/token.rs:12:2
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Ret,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Eq`
[INFO] [stderr]   --> src/token.rs:14:2
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Eq,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Plus`
[INFO] [stderr]   --> src/token.rs:15:2
[INFO] [stderr]    |
[INFO] [stderr] 15 |     Plus,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Comma`
[INFO] [stderr]   --> src/token.rs:17:2
[INFO] [stderr]    |
[INFO] [stderr] 17 |     Comma,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Semicolon`
[INFO] [stderr]   --> src/token.rs:18:2
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Semicolon,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ident`
[INFO] [stderr]   --> src/token.rs:20:2
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Ident(&'static str),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Int`
[INFO] [stderr]   --> src/token.rs:21:2
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Int(i64),
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Mod`
[INFO] [stderr]  --> src/ast.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Mod {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Fn`
[INFO] [stderr]  --> src/ast.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Fn {
[INFO] [stderr]   |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_mod`
[INFO] [stderr]  --> src/parser.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn parse_mod(s: &str) -> Mod {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::intern`
[INFO] [stderr]  --> src/token.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::intern;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]  --> src/parser.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn parse_mod(s: &str) -> Mod {
[INFO] [stderr]   |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `intern`
[INFO] [stderr]  --> src/intern.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn intern<S>(s: S) -> &'static str
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Intern`
[INFO] [stderr]   --> src/intern.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct Intern {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/intern.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn new() -> Intern {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `insert`
[INFO] [stderr]   --> src/intern.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn insert<S>(&mut self, s: S) -> &str
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static is never used: `GLOBAL`
[INFO] [stderr]   --> src/intern.rs:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | static mut GLOBAL: Option<Intern> = None;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `init_global_intern`
[INFO] [stderr]   --> src/intern.rs:46:11
[INFO] [stderr]    |
[INFO] [stderr] 46 | unsafe fn init_global_intern() -> &'static mut Intern {
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LeftParens`
[INFO] [stderr]  --> src/token.rs:5:2
[INFO] [stderr]   |
[INFO] [stderr] 5 |     LeftParens,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RightParens`
[INFO] [stderr]  --> src/token.rs:6:2
[INFO] [stderr]   |
[INFO] [stderr] 6 |     RightParens,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LeftBrace`
[INFO] [stderr]  --> src/token.rs:7:2
[INFO] [stderr]   |
[INFO] [stderr] 7 |     LeftBrace,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RightBrace`
[INFO] [stderr]  --> src/token.rs:8:2
[INFO] [stderr]   |
[INFO] [stderr] 8 |     RightBrace,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Fn`
[INFO] [stderr]   --> src/token.rs:10:2
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Fn,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Var`
[INFO] [stderr]   --> src/token.rs:11:2
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Var,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ret`
[INFO] [stderr]   --> src/token.rs:12:2
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Ret,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Eq`
[INFO] [stderr]   --> src/token.rs:14:2
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Eq,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Plus`
[INFO] [stderr]   --> src/token.rs:15:2
[INFO] [stderr]    |
[INFO] [stderr] 15 |     Plus,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Comma`
[INFO] [stderr]   --> src/token.rs:17:2
[INFO] [stderr]    |
[INFO] [stderr] 17 |     Comma,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Semicolon`
[INFO] [stderr]   --> src/token.rs:18:2
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Semicolon,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ident`
[INFO] [stderr]   --> src/token.rs:20:2
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Ident(&'static str),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Int`
[INFO] [stderr]   --> src/token.rs:21:2
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Int(i64),
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Mod`
[INFO] [stderr]  --> src/ast.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Mod {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Fn`
[INFO] [stderr]  --> src/ast.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Fn {
[INFO] [stderr]   |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_mod`
[INFO] [stderr]  --> src/parser.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn parse_mod(s: &str) -> Mod {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 24 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ExtFuncData`, `Function`, `Value`
[INFO] [stderr]  --> src/main.rs:4:54
[INFO] [stderr]   |
[INFO] [stderr] 4 | use cranelift::codegen::ir::{AbiParam, ExternalName, Function, InstBuilder, Signature, Value, Ebb, ExtFuncData};
[INFO] [stderr]   |                                                      ^^^^^^^^                          ^^^^^       ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cranelift::codegen::verifier::verify_function`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use cranelift::codegen::verifier::verify_function;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Variable`
[INFO] [stderr]  --> src/main.rs:9:68
[INFO] [stderr]   |
[INFO] [stderr] 9 | use cranelift::frontend::{FunctionBuilder, FunctionBuilderContext, Variable};
[INFO] [stderr]   |                                                                    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cranelift::codegen::entity::EntityRef`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use cranelift::codegen::entity::EntityRef;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `datas`
[INFO] [stderr]   --> src/main.rs:52:35
[INFO] [stderr]    |
[INFO] [stderr] 52 | fn build_module(funcs: Vec<Func>, datas: Vec<Data>) -> FaerieProduct {
[INFO] [stderr]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_datas`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:145:2
[INFO] [stderr]     |
[INFO] [stderr] 145 |     module.define_data(fmtstr, &d);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:173:2
[INFO] [stderr]     |
[INFO] [stderr] 173 |     module.define_function(printint, ctx);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rbx-38ab46cf26a66539
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rbx-8aefaff0a37d0dcf
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test intern::tests::ptrs_stable_across_realloc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rbx
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9406aa295cbec9639afac087ebc5ad55b69553c1220660a78a0321629afd99b3"`
[INFO] running `"docker" "rm" "-f" "9406aa295cbec9639afac087ebc5ad55b69553c1220660a78a0321629afd99b3"`
[INFO] [stdout] 9406aa295cbec9639afac087ebc5ad55b69553c1220660a78a0321629afd99b3