[INFO] cloning repository https://github.com/Maxuss/galevm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Maxuss/galevm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaxuss%2Fgalevm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaxuss%2Fgalevm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b0521d94b08a47d8aa9190b323f69ad8113cf5a3
[INFO] testing Maxuss/galevm against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaxuss%2Fgalevm" "/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/Maxuss/galevm
[INFO] finished tweaking git repo https://github.com/Maxuss/galevm
[INFO] tweaked toml for git repo https://github.com/Maxuss/galevm written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Maxuss/galevm on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Maxuss/galevm 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" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on library `galevm` which is deprecated
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5c55aab8e0e7d455c1cfc0d4e19115369cdfb307d1ee0652a10c2ffe08a5b90
[INFO] running `Command { std: "docker" "start" "-a" "f5c55aab8e0e7d455c1cfc0d4e19115369cdfb307d1ee0652a10c2ffe08a5b90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5c55aab8e0e7d455c1cfc0d4e19115369cdfb307d1ee0652a10c2ffe08a5b90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5c55aab8e0e7d455c1cfc0d4e19115369cdfb307d1ee0652a10c2ffe08a5b90", kill_on_drop: false }`
[INFO] [stdout] f5c55aab8e0e7d455c1cfc0d4e19115369cdfb307d1ee0652a10c2ffe08a5b90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efba305168454f1129ad4020f14bce516b3501900f2626a80f735aaa00da677f
[INFO] running `Command { std: "docker" "start" "-a" "efba305168454f1129ad4020f14bce516b3501900f2626a80f735aaa00da677f", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on library `galevm` which is deprecated
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling galevm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/tks/expr.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Scope`
[INFO] [stdout]  --> src/tks/kw.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::visit::{Scope, Visitable, Visitor};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `Mutex`
[INFO] [stdout]  --> src/var.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::{Arc, Mutex, MutexGuard};
[INFO] [stdout]   |                 ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/var.rs:38:27
[INFO] [stdout]    |
[INFO] [stdout] 38 |             .map(|(k, v)| ((_string_size(k) + v.size()) as u64))
[INFO] [stdout]    |                           ^                                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -             .map(|(k, v)| ((_string_size(k) + v.size()) as u64))
[INFO] [stdout] 38 +             .map(|(k, v)| (_string_size(k) + v.size()) as u64 )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]  --> src/visit.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::RngCore;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/tks/expr.rs:143:38
[INFO] [stdout]     |
[INFO] [stdout] 143 |             Expression::StaticAccess(path) => {
[INFO] [stdout]     |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/var.rs:24:33
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let vec: [u8; 2] = unsafe { mem::transmute(str.len() as u16) };
[INFO] [stdout]    |                                 --------------^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 help: replace this with: `u16::to_ne_bytes`
[INFO] [stdout]    |
[INFO] [stdout]    = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/vm.rs:136:37
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let vec: [u8; 2] = unsafe { mem::transmute(self.len() as u16) };
[INFO] [stdout]     |                                     --------------^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u16::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/fns.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |               drop(__extfns);
[INFO] [stdout]     |               ^^^^^--------^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/stdlib.rs:38:5
[INFO] [stdout]     |
[INFO] [stdout]  38 | /     extern_fns!(visitor {
[INFO] [stdout]  39 | |         scope "std" {
[INFO] [stdout]  40 | |             extern fn panic(message) -> void;
[INFO] [stdout]  41 | |             extern fn exit(code) -> void;
[INFO] [stdout] ...   |
[INFO] [stdout]  45 | |     })
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-5c1886503e3bcdf7.long-type-3280885587824722504.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 255 -             drop(__extfns);
[INFO] [stdout] 255 +             let _ = __extfns;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/fns.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |               drop(__extfns);
[INFO] [stdout]     |               ^^^^^--------^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/stdlib/io.rs:47:5
[INFO] [stdout]     |
[INFO] [stdout]  47 | /     extern_fns!(visitor {
[INFO] [stdout]  48 | |         scope "std::io" {
[INFO] [stdout]  49 | |             extern fn print(value) -> void;
[INFO] [stdout]  50 | |             extern fn println(value) -> void;
[INFO] [stdout] ...   |
[INFO] [stdout]  54 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-5c1886503e3bcdf7.long-type-3280885587824722504.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 255 -             drop(__extfns);
[INFO] [stdout] 255 +             let _ = __extfns;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/fns.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |               drop(__extfns);
[INFO] [stdout]     |               ^^^^^--------^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/stdlib/math.rs:62:5
[INFO] [stdout]     |
[INFO] [stdout]  62 | /     extern_fns!(visitor {
[INFO] [stdout]  63 | |         scope "std::math" {
[INFO] [stdout]  64 | |             extern fn min(min, val) -> num;
[INFO] [stdout]  65 | |             extern fn max(max, val) -> num;
[INFO] [stdout] ...   |
[INFO] [stdout]  78 | |     })
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-5c1886503e3bcdf7.long-type-3280885587824722504.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 255 -             drop(__extfns);
[INFO] [stdout] 255 +             let _ = __extfns;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/fns.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |               drop(__extfns);
[INFO] [stdout]     |               ^^^^^--------^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/stdlib/strs.rs:11:5
[INFO] [stdout]     |
[INFO] [stdout]  11 | /     extern_fns!(visitor {
[INFO] [stdout]  12 | |         scope "std::str" {
[INFO] [stdout]  13 | |             extern fn stringify(value) -> str;
[INFO] [stdout]  14 | |         }
[INFO] [stdout]  15 | |     })
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-5c1886503e3bcdf7.long-type-3280885587824722504.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 255 -             drop(__extfns);
[INFO] [stdout] 255 +             let _ = __extfns;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/fns.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |               drop(__extfns);
[INFO] [stdout]     |               ^^^^^--------^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/stdlib/mem.rs:29:5
[INFO] [stdout]     |
[INFO] [stdout]  29 | /     extern_fns!(visitor {
[INFO] [stdout]  30 | |         scope "std::mem" {
[INFO] [stdout]  31 | |             extern fn transmute(value, ty) -> unknown;
[INFO] [stdout]  32 | |         }
[INFO] [stdout]  33 | |     })
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-5c1886503e3bcdf7.long-type-3280885587824722504.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 255 -             drop(__extfns);
[INFO] [stdout] 255 +             let _ = __extfns;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.95s
[INFO] running `Command { std: "docker" "inspect" "efba305168454f1129ad4020f14bce516b3501900f2626a80f735aaa00da677f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efba305168454f1129ad4020f14bce516b3501900f2626a80f735aaa00da677f", kill_on_drop: false }`
[INFO] [stdout] efba305168454f1129ad4020f14bce516b3501900f2626a80f735aaa00da677f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] baaa506853ecc746f216dbcc4c46a99df3abcd4b3f2207c2a134a5cda9323225
[INFO] running `Command { std: "docker" "start" "-a" "baaa506853ecc746f216dbcc4c46a99df3abcd4b3f2207c2a134a5cda9323225", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on library `galevm` which is deprecated
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/tks/expr.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Scope`
[INFO] [stdout]  --> src/tks/kw.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::visit::{Scope, Visitable, Visitor};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `Mutex`
[INFO] [stdout]  --> src/var.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::{Arc, Mutex, MutexGuard};
[INFO] [stdout]   |                 ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/var.rs:38:27
[INFO] [stdout]    |
[INFO] [stdout] 38 |             .map(|(k, v)| ((_string_size(k) + v.size()) as u64))
[INFO] [stdout]    |                           ^                                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -             .map(|(k, v)| ((_string_size(k) + v.size()) as u64))
[INFO] [stdout] 38 +             .map(|(k, v)| (_string_size(k) + v.size()) as u64 )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]  --> src/visit.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::RngCore;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/tks/expr.rs:143:38
[INFO] [stdout]     |
[INFO] [stdout] 143 |             Expression::StaticAccess(path) => {
[INFO] [stdout]     |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/var.rs:24:33
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let vec: [u8; 2] = unsafe { mem::transmute(str.len() as u16) };
[INFO] [stdout]    |                                 --------------^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 help: replace this with: `u16::to_ne_bytes`
[INFO] [stdout]    |
[INFO] [stdout]    = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/vm.rs:136:37
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let vec: [u8; 2] = unsafe { mem::transmute(self.len() as u16) };
[INFO] [stdout]     |                                     --------------^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u16::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/fns.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |               drop(__extfns);
[INFO] [stdout]     |               ^^^^^--------^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/stdlib.rs:38:5
[INFO] [stdout]     |
[INFO] [stdout]  38 | /     extern_fns!(visitor {
[INFO] [stdout]  39 | |         scope "std" {
[INFO] [stdout]  40 | |             extern fn panic(message) -> void;
[INFO] [stdout]  41 | |             extern fn exit(code) -> void;
[INFO] [stdout] ...   |
[INFO] [stdout]  45 | |     })
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-5c1886503e3bcdf7.long-type-3280885587824722504.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 255 -             drop(__extfns);
[INFO] [stdout] 255 +             let _ = __extfns;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/fns.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |               drop(__extfns);
[INFO] [stdout]     |               ^^^^^--------^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/stdlib/io.rs:47:5
[INFO] [stdout]     |
[INFO] [stdout]  47 | /     extern_fns!(visitor {
[INFO] [stdout]  48 | |         scope "std::io" {
[INFO] [stdout]  49 | |             extern fn print(value) -> void;
[INFO] [stdout]  50 | |             extern fn println(value) -> void;
[INFO] [stdout] ...   |
[INFO] [stdout]  54 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-5c1886503e3bcdf7.long-type-3280885587824722504.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 255 -             drop(__extfns);
[INFO] [stdout] 255 +             let _ = __extfns;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/fns.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |               drop(__extfns);
[INFO] [stdout]     |               ^^^^^--------^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/stdlib/math.rs:62:5
[INFO] [stdout]     |
[INFO] [stdout]  62 | /     extern_fns!(visitor {
[INFO] [stdout]  63 | |         scope "std::math" {
[INFO] [stdout]  64 | |             extern fn min(min, val) -> num;
[INFO] [stdout]  65 | |             extern fn max(max, val) -> num;
[INFO] [stdout] ...   |
[INFO] [stdout]  78 | |     })
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-5c1886503e3bcdf7.long-type-3280885587824722504.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 255 -             drop(__extfns);
[INFO] [stdout] 255 +             let _ = __extfns;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/fns.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |               drop(__extfns);
[INFO] [stdout]     |               ^^^^^--------^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/stdlib/strs.rs:11:5
[INFO] [stdout]     |
[INFO] [stdout]  11 | /     extern_fns!(visitor {
[INFO] [stdout]  12 | |         scope "std::str" {
[INFO] [stdout]  13 | |             extern fn stringify(value) -> str;
[INFO] [stdout]  14 | |         }
[INFO] [stdout]  15 | |     })
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-5c1886503e3bcdf7.long-type-3280885587824722504.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 255 -             drop(__extfns);
[INFO] [stdout] 255 +             let _ = __extfns;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/fns.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |               drop(__extfns);
[INFO] [stdout]     |               ^^^^^--------^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/stdlib/mem.rs:29:5
[INFO] [stdout]     |
[INFO] [stdout]  29 | /     extern_fns!(visitor {
[INFO] [stdout]  30 | |         scope "std::mem" {
[INFO] [stdout]  31 | |             extern fn transmute(value, ty) -> unknown;
[INFO] [stdout]  32 | |         }
[INFO] [stdout]  33 | |     })
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-5c1886503e3bcdf7.long-type-3280885587824722504.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 255 -             drop(__extfns);
[INFO] [stdout] 255 +             let _ = __extfns;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling galevm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/tks/expr.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Scope`
[INFO] [stdout]  --> src/tks/kw.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::visit::{Scope, Visitable, Visitor};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc` and `Mutex`
[INFO] [stdout]  --> src/var.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::{Arc, Mutex, MutexGuard};
[INFO] [stdout]   |                 ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/var.rs:38:27
[INFO] [stdout]    |
[INFO] [stdout] 38 |             .map(|(k, v)| ((_string_size(k) + v.size()) as u64))
[INFO] [stdout]    |                           ^                                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -             .map(|(k, v)| ((_string_size(k) + v.size()) as u64))
[INFO] [stdout] 38 +             .map(|(k, v)| (_string_size(k) + v.size()) as u64 )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]  --> src/visit.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::RngCore;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/tks/expr.rs:143:38
[INFO] [stdout]     |
[INFO] [stdout] 143 |             Expression::StaticAccess(path) => {
[INFO] [stdout]     |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/var.rs:24:33
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let vec: [u8; 2] = unsafe { mem::transmute(str.len() as u16) };
[INFO] [stdout]    |                                 --------------^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 help: replace this with: `u16::to_ne_bytes`
[INFO] [stdout]    |
[INFO] [stdout]    = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/vm.rs:136:37
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let vec: [u8; 2] = unsafe { mem::transmute(self.len() as u16) };
[INFO] [stdout]     |                                     --------------^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u16::to_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/fns.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |               drop(__extfns);
[INFO] [stdout]     |               ^^^^^--------^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/stdlib.rs:38:5
[INFO] [stdout]     |
[INFO] [stdout]  38 | /     extern_fns!(visitor {
[INFO] [stdout]  39 | |         scope "std" {
[INFO] [stdout]  40 | |             extern fn panic(message) -> void;
[INFO] [stdout]  41 | |             extern fn exit(code) -> void;
[INFO] [stdout] ...   |
[INFO] [stdout]  45 | |     })
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-216c0dadc337c1d0.long-type-16153053531753043807.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 255 -             drop(__extfns);
[INFO] [stdout] 255 +             let _ = __extfns;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/fns.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |               drop(__extfns);
[INFO] [stdout]     |               ^^^^^--------^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/stdlib/io.rs:47:5
[INFO] [stdout]     |
[INFO] [stdout]  47 | /     extern_fns!(visitor {
[INFO] [stdout]  48 | |         scope "std::io" {
[INFO] [stdout]  49 | |             extern fn print(value) -> void;
[INFO] [stdout]  50 | |             extern fn println(value) -> void;
[INFO] [stdout] ...   |
[INFO] [stdout]  54 | |     });
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-216c0dadc337c1d0.long-type-16153053531753043807.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 255 -             drop(__extfns);
[INFO] [stdout] 255 +             let _ = __extfns;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/fns.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |               drop(__extfns);
[INFO] [stdout]     |               ^^^^^--------^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/stdlib/math.rs:62:5
[INFO] [stdout]     |
[INFO] [stdout]  62 | /     extern_fns!(visitor {
[INFO] [stdout]  63 | |         scope "std::math" {
[INFO] [stdout]  64 | |             extern fn min(min, val) -> num;
[INFO] [stdout]  65 | |             extern fn max(max, val) -> num;
[INFO] [stdout] ...   |
[INFO] [stdout]  78 | |     })
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-216c0dadc337c1d0.long-type-16153053531753043807.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 255 -             drop(__extfns);
[INFO] [stdout] 255 +             let _ = __extfns;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/fns.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |               drop(__extfns);
[INFO] [stdout]     |               ^^^^^--------^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/stdlib/strs.rs:11:5
[INFO] [stdout]     |
[INFO] [stdout]  11 | /     extern_fns!(visitor {
[INFO] [stdout]  12 | |         scope "std::str" {
[INFO] [stdout]  13 | |             extern fn stringify(value) -> str;
[INFO] [stdout]  14 | |         }
[INFO] [stdout]  15 | |     })
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-216c0dadc337c1d0.long-type-16153053531753043807.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 255 -             drop(__extfns);
[INFO] [stdout] 255 +             let _ = __extfns;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/fns.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |               drop(__extfns);
[INFO] [stdout]     |               ^^^^^--------^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/stdlib/mem.rs:29:5
[INFO] [stdout]     |
[INFO] [stdout]  29 | /     extern_fns!(visitor {
[INFO] [stdout]  30 | |         scope "std::mem" {
[INFO] [stdout]  31 | |             extern fn transmute(value, ty) -> unknown;
[INFO] [stdout]  32 | |         }
[INFO] [stdout]  33 | |     })
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-216c0dadc337c1d0.long-type-16153053531753043807.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 255 -             drop(__extfns);
[INFO] [stdout] 255 +             let _ = __extfns;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/fns.rs:231:13
[INFO] [stdout]     |
[INFO] [stdout] 231 |               drop(__extfns);
[INFO] [stdout]     |               ^^^^^--------^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 | /         extern_fns!(vm {
[INFO] [stdout] 232 | |             extern fn example_print(name) -> void;
[INFO] [stdout] 233 | |             extern fn add(a, b) -> num;
[INFO] [stdout] 234 | |         });
[INFO] [stdout]     | |__________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-216c0dadc337c1d0.long-type-16153053531753043807.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 231 -             drop(__extfns);
[INFO] [stdout] 231 +             let _ = __extfns;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "baaa506853ecc746f216dbcc4c46a99df3abcd4b3f2207c2a134a5cda9323225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baaa506853ecc746f216dbcc4c46a99df3abcd4b3f2207c2a134a5cda9323225", kill_on_drop: false }`
[INFO] [stdout] baaa506853ecc746f216dbcc4c46a99df3abcd4b3f2207c2a134a5cda9323225
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dc6bade29e90157d3da1dc624be94412d8a028dde3a298da94ea504f06d4c558
[INFO] running `Command { std: "docker" "start" "-a" "dc6bade29e90157d3da1dc624be94412d8a028dde3a298da94ea504f06d4c558", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on library `galevm` which is deprecated
[INFO] [stderr] warning: unused import: `std::collections::VecDeque`
[INFO] [stderr]  --> src/tks/expr.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::VecDeque;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Scope`
[INFO] [stderr]  --> src/tks/kw.rs:2:20
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::visit::{Scope, Visitable, Visitor};
[INFO] [stderr]   |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Arc` and `Mutex`
[INFO] [stderr]  --> src/var.rs:7:17
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::sync::{Arc, Mutex, MutexGuard};
[INFO] [stderr]   |                 ^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/var.rs:38:27
[INFO] [stderr]    |
[INFO] [stderr] 38 |             .map(|(k, v)| ((_string_size(k) + v.size()) as u64))
[INFO] [stderr]    |                           ^                                   ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 38 -             .map(|(k, v)| ((_string_size(k) + v.size()) as u64))
[INFO] [stderr] 38 +             .map(|(k, v)| (_string_size(k) + v.size()) as u64 )
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::RngCore`
[INFO] [stderr]  --> src/visit.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rand::RngCore;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]    --> src/tks/expr.rs:143:38
[INFO] [stderr]     |
[INFO] [stderr] 143 |             Expression::StaticAccess(path) => {
[INFO] [stderr]     |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]   --> src/var.rs:24:33
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let vec: [u8; 2] = unsafe { mem::transmute(str.len() as u16) };
[INFO] [stderr]    |                                 --------------^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                 |
[INFO] [stderr]    |                                 help: replace this with: `u16::to_ne_bytes`
[INFO] [stderr]    |
[INFO] [stderr]    = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stderr]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]    --> src/vm.rs:136:37
[INFO] [stderr]     |
[INFO] [stderr] 136 |         let vec: [u8; 2] = unsafe { mem::transmute(self.len() as u16) };
[INFO] [stderr]     |                                     --------------^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                     |
[INFO] [stderr]     |                                     help: replace this with: `u16::to_ne_bytes`
[INFO] [stderr]     |
[INFO] [stderr]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/fns.rs:255:13
[INFO] [stderr]     |
[INFO] [stderr] 255 |               drop(__extfns);
[INFO] [stderr]     |               ^^^^^--------^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/stdlib.rs:38:5
[INFO] [stderr]     |
[INFO] [stderr]  38 | /     extern_fns!(visitor {
[INFO] [stderr]  39 | |         scope "std" {
[INFO] [stderr]  40 | |             extern fn panic(message) -> void;
[INFO] [stderr]  41 | |             extern fn exit(code) -> void;
[INFO] [stderr] ...   |
[INFO] [stderr]  45 | |     })
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stderr]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-5c1886503e3bcdf7.long-type-3280885587824722504.txt'
[INFO] [stderr]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stderr]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 255 -             drop(__extfns);
[INFO] [stderr] 255 +             let _ = __extfns;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/fns.rs:255:13
[INFO] [stderr]     |
[INFO] [stderr] 255 |               drop(__extfns);
[INFO] [stderr]     |               ^^^^^--------^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/stdlib/io.rs:47:5
[INFO] [stderr]     |
[INFO] [stderr]  47 | /     extern_fns!(visitor {
[INFO] [stderr]  48 | |         scope "std::io" {
[INFO] [stderr]  49 | |             extern fn print(value) -> void;
[INFO] [stderr]  50 | |             extern fn println(value) -> void;
[INFO] [stderr] ...   |
[INFO] [stderr]  54 | |     });
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-5c1886503e3bcdf7.long-type-3280885587824722504.txt'
[INFO] [stderr]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stderr]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 255 -             drop(__extfns);
[INFO] [stderr] 255 +             let _ = __extfns;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/fns.rs:255:13
[INFO] [stderr]     |
[INFO] [stderr] 255 |               drop(__extfns);
[INFO] [stderr]     |               ^^^^^--------^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/stdlib/math.rs:62:5
[INFO] [stderr]     |
[INFO] [stderr]  62 | /     extern_fns!(visitor {
[INFO] [stderr]  63 | |         scope "std::math" {
[INFO] [stderr]  64 | |             extern fn min(min, val) -> num;
[INFO] [stderr]  65 | |             extern fn max(max, val) -> num;
[INFO] [stderr] ...   |
[INFO] [stderr]  78 | |     })
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-5c1886503e3bcdf7.long-type-3280885587824722504.txt'
[INFO] [stderr]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stderr]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 255 -             drop(__extfns);
[INFO] [stderr] 255 +             let _ = __extfns;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/fns.rs:255:13
[INFO] [stderr]     |
[INFO] [stderr] 255 |               drop(__extfns);
[INFO] [stderr]     |               ^^^^^--------^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/stdlib/strs.rs:11:5
[INFO] [stderr]     |
[INFO] [stderr]  11 | /     extern_fns!(visitor {
[INFO] [stderr]  12 | |         scope "std::str" {
[INFO] [stderr]  13 | |             extern fn stringify(value) -> str;
[INFO] [stderr]  14 | |         }
[INFO] [stderr]  15 | |     })
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-5c1886503e3bcdf7.long-type-3280885587824722504.txt'
[INFO] [stderr]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stderr]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 255 -             drop(__extfns);
[INFO] [stderr] 255 +             let _ = __extfns;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/fns.rs:255:13
[INFO] [stderr]     |
[INFO] [stderr] 255 |               drop(__extfns);
[INFO] [stderr]     |               ^^^^^--------^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/stdlib/mem.rs:29:5
[INFO] [stderr]     |
[INFO] [stderr]  29 | /     extern_fns!(visitor {
[INFO] [stderr]  30 | |         scope "std::mem" {
[INFO] [stderr]  31 | |             extern fn transmute(value, ty) -> unknown;
[INFO] [stderr]  32 | |         }
[INFO] [stderr]  33 | |     })
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-5c1886503e3bcdf7.long-type-3280885587824722504.txt'
[INFO] [stderr]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stderr]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 255 -             drop(__extfns);
[INFO] [stderr] 255 +             let _ = __extfns;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/fns.rs:255:13
[INFO] [stderr]     |
[INFO] [stderr] 255 |               drop(__extfns);
[INFO] [stderr]     |               ^^^^^--------^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/stdlib.rs:38:5
[INFO] [stderr]     |
[INFO] [stderr]  38 | /     extern_fns!(visitor {
[INFO] [stderr]  39 | |         scope "std" {
[INFO] [stderr]  40 | |             extern fn panic(message) -> void;
[INFO] [stderr]  41 | |             extern fn exit(code) -> void;
[INFO] [stderr] ...   |
[INFO] [stderr]  45 | |     })
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stderr]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-216c0dadc337c1d0.long-type-16153053531753043807.txt'
[INFO] [stderr]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stderr]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 255 -             drop(__extfns);
[INFO] [stderr] 255 +             let _ = __extfns;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/fns.rs:255:13
[INFO] [stderr]     |
[INFO] [stderr] 255 |               drop(__extfns);
[INFO] [stderr]     |               ^^^^^--------^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/stdlib/io.rs:47:5
[INFO] [stderr]     |
[INFO] [stderr]  47 | /     extern_fns!(visitor {
[INFO] [stderr]  48 | |         scope "std::io" {
[INFO] [stderr]  49 | |             extern fn print(value) -> void;
[INFO] [stderr]  50 | |             extern fn println(value) -> void;
[INFO] [stderr] ...   |
[INFO] [stderr]  54 | |     });
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-216c0dadc337c1d0.long-type-16153053531753043807.txt'
[INFO] [stderr]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stderr]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 255 -             drop(__extfns);
[INFO] [stderr] 255 +             let _ = __extfns;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/fns.rs:255:13
[INFO] [stderr]     |
[INFO] [stderr] 255 |               drop(__extfns);
[INFO] [stderr]     |               ^^^^^--------^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/stdlib/math.rs:62:5
[INFO] [stderr]     |
[INFO] [stderr]  62 | /     extern_fns!(visitor {
[INFO] [stderr]  63 | |         scope "std::math" {
[INFO] [stderr]  64 | |             extern fn min(min, val) -> num;
[INFO] [stderr]  65 | |             extern fn max(max, val) -> num;
[INFO] [stderr] ...   |
[INFO] [stderr]  78 | |     })
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-216c0dadc337c1d0.long-type-16153053531753043807.txt'
[INFO] [stderr]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stderr]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 255 -             drop(__extfns);
[INFO] [stderr] 255 +             let _ = __extfns;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/fns.rs:255:13
[INFO] [stderr]     |
[INFO] [stderr] 255 |               drop(__extfns);
[INFO] [stderr]     |               ^^^^^--------^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/stdlib/strs.rs:11:5
[INFO] [stderr]     |
[INFO] [stderr]  11 | /     extern_fns!(visitor {
[INFO] [stderr]  12 | |         scope "std::str" {
[INFO] [stderr]  13 | |             extern fn stringify(value) -> str;
[INFO] [stderr]  14 | |         }
[INFO] [stderr]  15 | |     })
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-216c0dadc337c1d0.long-type-16153053531753043807.txt'
[INFO] [stderr]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stderr]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 255 -             drop(__extfns);
[INFO] [stderr] 255 +             let _ = __extfns;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/fns.rs:255:13
[INFO] [stderr]     |
[INFO] [stderr] 255 |               drop(__extfns);
[INFO] [stderr]     |               ^^^^^--------^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/stdlib/mem.rs:29:5
[INFO] [stderr]     |
[INFO] [stderr]  29 | /     extern_fns!(visitor {
[INFO] [stderr]  30 | |         scope "std::mem" {
[INFO] [stderr]  31 | |             extern fn transmute(value, ty) -> unknown;
[INFO] [stderr]  32 | |         }
[INFO] [stderr]  33 | |     })
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-216c0dadc337c1d0.long-type-16153053531753043807.txt'
[INFO] [stderr]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stderr]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 255 -             drop(__extfns);
[INFO] [stderr] 255 +             let _ = __extfns;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/fns.rs:231:13
[INFO] [stderr]     |
[INFO] [stderr] 231 |               drop(__extfns);
[INFO] [stderr]     |               ^^^^^--------^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    argument has type `&mut MutexGuard<'_, Vec<Box<dyn Fn(Vec<...>) -> ... + Send + Sync>>>`
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/lib.rs:231:9
[INFO] [stderr]     |
[INFO] [stderr] 231 | /         extern_fns!(vm {
[INFO] [stderr] 232 | |             extern fn example_print(name) -> void;
[INFO] [stderr] 233 | |             extern fn add(a, b) -> num;
[INFO] [stderr] 234 | |         });
[INFO] [stderr]     | |__________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/galevm-216c0dadc337c1d0.long-type-16153053531753043807.txt'
[INFO] [stderr]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stderr]     = note: this warning originates in the macro `extern_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 231 -             drop(__extfns);
[INFO] [stderr] 231 +             let _ = __extfns;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `galevm` (lib) generated 13 warnings (run `cargo fix --lib -p galevm` to apply 8 suggestions)
[INFO] [stderr] warning: `galevm` (lib test) generated 14 warnings (8 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/galevm-216c0dadc337c1d0)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::test_externs ... ok
[INFO] [stdout] test tests::test_exprs ... ok
[INFO] [stdout] test tests::test_sleep ... ok
[INFO] [stdout] test tests::test_features ... ok
[INFO] [stdout] test tests::test_if_else_elif ... ok
[INFO] [stdout] test tests::test_functions ... ok
[INFO] [stdout] test tests::test_while ... ok
[INFO] [stdout] test tests::test_transmute ... ok
[INFO] [stdout] test tests::test_structs ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_structs stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_structs' (30) panicked at src/visit.rs:370:35:
[INFO] [stdout] called `Option::unwrap()` on a `None` value
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ec9b8748e32 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5ec9b8748e32 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5ec9b8748e32 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5ec9b8748e32 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5ec9b875a0cf - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5ec9b875a0cf - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x5ec9b87167c3 - std::io::default_write_fmt::hd6d24501f2d7f8d3
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5ec9b87167c3 - std::io::Write::write_fmt::h79eca2f72fc24111
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5ec9b8722562 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout]    9:     0x5ec9b872711f - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5ec9b8726fb1 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5ec9b86a2d7e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha834d5846f91b30b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x5ec9b86a2d7e - test::test_main_with_exit_callback::{{closure}}::h63c167737eecb025
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5ec9b872772f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbf9b0f7a281291fd
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x5ec9b872772f - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5ec9b8727556 - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x5ec9b8722699 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5ec9b870af8d - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5ec9b87623b0 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5ec9b876238c - core::panicking::panic::h5cbcc2ceb0950681
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x5ec9b87618b9 - core::option::unwrap_failed::hcc8888cc370d76bf
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/option.rs:2174:5
[INFO] [stdout]   21:     0x5ec9b867be42 - core::option::Option<T>::unwrap::hb292f207b07d7637
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/option.rs:1015:21
[INFO] [stdout]   22:     0x5ec9b867be42 - <galevm::visit::Vm as galevm::visit::GlobalScope>::scope_level::ha4d26d514912f35e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visit.rs:370:35
[INFO] [stdout]   23:     0x5ec9b867cdc7 - <galevm::visit::Vm as galevm::visit::ScopeProvider>::call_static_fn::h00fa5bee6f2927d6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visit.rs:307:17
[INFO] [stdout]   24:     0x5ec9b8654784 - <galevm::tks::expr::Expression as galevm::visit::Visitable>::visit::hd08d2b074327049a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tks/expr.rs:148:35
[INFO] [stdout]   25:     0x5ec9b865ec4a - <galevm::tks::Token as galevm::visit::Visitable>::visit::hcc5850877b35caa8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tks.rs:109:45
[INFO] [stdout]   26:     0x5ec9b867baae - <galevm::visit::Vm as galevm::visit::Visitor>::visit::h2ccc36c6927b551d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visit.rs:413:14
[INFO] [stdout]   27:     0x5ec9b867bb1a - <galevm::visit::Vm as galevm::visit::Visitor>::process::h333b644fc00bce23
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visit.rs:420:18
[INFO] [stdout]   28:     0x5ec9b8663827 - galevm::tests::test_structs::h72580943093fb200
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:303:12
[INFO] [stdout]   29:     0x5ec9b86638b7 - galevm::tests::test_structs::{{closure}}::h7d9c882f14fd8cb1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:287:22
[INFO] [stdout]   30:     0x5ec9b865c2d6 - core::ops::function::FnOnce::call_once::h7cbec37d73965b82
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   31:     0x5ec9b86a2b7b - core::ops::function::FnOnce::call_once::h2b2de5fdd23aab3e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   32:     0x5ec9b86a2b7b - test::__rust_begin_short_backtrace::he551dd004770be01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:663:18
[INFO] [stdout]   33:     0x5ec9b86b6bdd - test::run_test_in_process::{{closure}}::h5f0b44080a35ed87
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:74
[INFO] [stdout]   34:     0x5ec9b86b6bdd - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4dbf65d14893ecf5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   35:     0x5ec9b86b6bdd - std::panicking::catch_unwind::do_call::hc37c563b8a006285
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   36:     0x5ec9b86b6bdd - std::panicking::catch_unwind::h616b6e2e7a27f612
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   37:     0x5ec9b86b6bdd - std::panic::catch_unwind::h1e788dd57758e6d8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x5ec9b86b6bdd - test::run_test_in_process::hf073c2764f29f8ad
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:27
[INFO] [stdout]   39:     0x5ec9b86b6bdd - test::run_test::{{closure}}::h3dc46b7a0c340fa6
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:607:43
[INFO] [stdout]   40:     0x5ec9b8690124 - test::run_test::{{closure}}::h6a4da3c57ef4505f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:637:41
[INFO] [stdout]   41:     0x5ec9b8690124 - std::sys::backtrace::__rust_begin_short_backtrace::hfd8e44bc311a5d57
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   42:     0x5ec9b869397a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h57c4ddec344fe24c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   43:     0x5ec9b869397a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd7cbe09591f06dfb
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   44:     0x5ec9b869397a - std::panicking::catch_unwind::do_call::hdcd076e8e993dfbc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   45:     0x5ec9b869397a - std::panicking::catch_unwind::h8f9f675f3756eab1
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   46:     0x5ec9b869397a - std::panic::catch_unwind::he8f74a93abeceb9b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   47:     0x5ec9b869397a - std::thread::Builder::spawn_unchecked_::{{closure}}::he43db13a2caa41d5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   48:     0x5ec9b869397a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8f3531a7e0d83514
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   49:     0x5ec9b871da9f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ff05134d80ef20e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   50:     0x5ec9b871da9f - std::sys::thread::unix::Thread::new::thread_start::h9a4a41a076a486e0
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   51:     0x7f08c4eb3aa4 - <unknown>
[INFO] [stdout]   52:     0x7f08c4f40a64 - clone
[INFO] [stdout]   53:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_structs
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 8 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dc6bade29e90157d3da1dc624be94412d8a028dde3a298da94ea504f06d4c558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc6bade29e90157d3da1dc624be94412d8a028dde3a298da94ea504f06d4c558", kill_on_drop: false }`
[INFO] [stdout] dc6bade29e90157d3da1dc624be94412d8a028dde3a298da94ea504f06d4c558
