[INFO] cloning repository https://github.com/LeifTeorin/Rust-Compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LeifTeorin/Rust-Compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeifTeorin%2FRust-Compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeifTeorin%2FRust-Compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2f7516ebf0c6a78faa02383d6933ab2a2ad4c87
[INFO] testing LeifTeorin/Rust-Compiler against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeifTeorin%2FRust-Compiler" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LeifTeorin/Rust-Compiler
[INFO] finished tweaking git repo https://github.com/LeifTeorin/Rust-Compiler
[INFO] tweaked toml for git repo https://github.com/LeifTeorin/Rust-Compiler written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LeifTeorin/Rust-Compiler on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LeifTeorin/Rust-Compiler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.47
[INFO] [stderr]   Downloaded indented v0.1.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.10.0
[INFO] [stderr]   Downloaded syn v1.0.105
[INFO] [stderr]   Downloaded regex v1.7.0
[INFO] [stderr]   Downloaded libc v0.2.138
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fde2fdbb52866d2584b9988fa379a166a26f3b951b541426574774c8c061098
[INFO] running `Command { std: "docker" "start" "-a" "8fde2fdbb52866d2584b9988fa379a166a26f3b951b541426574774c8c061098", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fde2fdbb52866d2584b9988fa379a166a26f3b951b541426574774c8c061098", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fde2fdbb52866d2584b9988fa379a166a26f3b951b541426574774c8c061098", kill_on_drop: false }`
[INFO] [stdout] 8fde2fdbb52866d2584b9988fa379a166a26f3b951b541426574774c8c061098
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6811a7204c73e76277276152fd0a397d025cf34a7926d5c442d674104f88fd5
[INFO] running `Command { std: "docker" "start" "-a" "c6811a7204c73e76277276152fd0a397d025cf34a7926d5c442d674104f88fd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling indented v0.1.0
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling rnr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::climb::climb`
[INFO] [stdout]  --> src/vm.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::climb::climb;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/vm.rs:130:27
[INFO] [stdout]     |
[INFO] [stdout] 130 |                     match (e){
[INFO] [stdout]     |                           ^ ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 130 -                     match (e){
[INFO] [stdout] 130 +                     match e{
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Literal`
[INFO] [stdout]  --> src/bc.rs:1:63
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::ast::{Block, Expr, FnDeclaration, Prog, Statement, Literal};
[INFO] [stdout]   |                                                               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ast_traits.rs:172:13
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let mut s: String = if self.mutable.0{
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s` is never read
[INFO] [stdout]    --> src/ast_traits.rs:204:17
[INFO] [stdout]     |
[INFO] [stdout] 204 |         let mut s = String::new();
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/type_check.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         _ => todo!(),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/type_check.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Op::Add => (Ty::Lit(Type::I32), Ty::Lit(Type::I32), Ty::Lit(Type::I32)),
[INFO] [stdout]    |         ------- matches some of the same values
[INFO] [stdout] 33 |         Op::Sub => (Ty::Lit(Type::I32), Ty::Lit(Type::I32), Ty::Lit(Type::I32)),
[INFO] [stdout]    |         ------- matches some of the same values
[INFO] [stdout] 34 |         Op::Mul => (Ty::Lit(Type::I32), Ty::Lit(Type::I32), Ty::Lit(Type::I32)),
[INFO] [stdout]    |         ------- matches some of the same values
[INFO] [stdout] 35 |         Op::Div => (Ty::Lit(Type::I32), Ty::Lit(Type::I32), Ty::Lit(Type::I32)),
[INFO] [stdout]    |         ------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 41 |         _ => todo!(),
[INFO] [stdout]    |         ^ ...and 5 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/type_check.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |             _ => todo!(),
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/type_check.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Op::Add => unify(left, right, Ty::Lit(Type::I32)),
[INFO] [stdout]    |             ------- matches some of the same values
[INFO] [stdout] 51 |             Op::Sub => unify(left, right, Ty::Lit(Type::I32)),
[INFO] [stdout]    |             ------- matches some of the same values
[INFO] [stdout] 52 |             Op::Mul => unify(left, right, Ty::Lit(Type::I32)),
[INFO] [stdout]    |             ------- matches some of the same values
[INFO] [stdout] 53 |             Op::Div => unify(left, right, Ty::Lit(Type::I32)),
[INFO] [stdout]    |             ------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 60 |             _ => todo!(),
[INFO] [stdout]    |             ^ ...and 5 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Ex1` should have a snake case name
[INFO] [stdout]    --> src/ast_traits.rs:237:31
[INFO] [stdout]     |
[INFO] [stdout] 237 |             Statement::Let(m, Ex1, typ, Ex2) => {
[INFO] [stdout]     |                               ^^^ help: convert the identifier to snake case: `ex1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Ex2` should have a snake case name
[INFO] [stdout]    --> src/ast_traits.rs:237:41
[INFO] [stdout]     |
[INFO] [stdout] 237 |             Statement::Let(m, Ex1, typ, Ex2) => {
[INFO] [stdout]     |                                         ^^^ help: convert the identifier to snake case: `ex2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Ex1` should have a snake case name
[INFO] [stdout]    --> src/ast_traits.rs:249:31
[INFO] [stdout]     |
[INFO] [stdout] 249 |             Statement::Assign(Ex1, Ex2) => format!("{} = {};", Ex1, Ex2),
[INFO] [stdout]     |                               ^^^ help: convert the identifier to snake case: `ex1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Ex2` should have a snake case name
[INFO] [stdout]    --> src/ast_traits.rs:249:36
[INFO] [stdout]     |
[INFO] [stdout] 249 |             Statement::Assign(Ex1, Ex2) => format!("{} = {};", Ex1, Ex2),
[INFO] [stdout]     |                                    ^^^ help: convert the identifier to snake case: `ex2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.26s
[INFO] running `Command { std: "docker" "inspect" "c6811a7204c73e76277276152fd0a397d025cf34a7926d5c442d674104f88fd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6811a7204c73e76277276152fd0a397d025cf34a7926d5c442d674104f88fd5", kill_on_drop: false }`
[INFO] [stdout] c6811a7204c73e76277276152fd0a397d025cf34a7926d5c442d674104f88fd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01cfb897e0da1dfd1c88274de3b53752654d715b8706792611cf214e7666d946
[INFO] running `Command { std: "docker" "start" "-a" "01cfb897e0da1dfd1c88274de3b53752654d715b8706792611cf214e7666d946", kill_on_drop: false }`
[INFO] [stderr]    Compiling rnr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::climb::climb`
[INFO] [stdout]  --> src/vm.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::climb::climb;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/vm.rs:130:27
[INFO] [stdout]     |
[INFO] [stdout] 130 |                     match (e){
[INFO] [stdout]     |                           ^ ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 130 -                     match (e){
[INFO] [stdout] 130 +                     match e{
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Literal`
[INFO] [stdout]  --> src/bc.rs:1:63
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::ast::{Block, Expr, FnDeclaration, Prog, Statement, Literal};
[INFO] [stdout]   |                                                               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ast_traits.rs:172:13
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let mut s: String = if self.mutable.0{
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s` is never read
[INFO] [stdout]    --> src/ast_traits.rs:204:17
[INFO] [stdout]     |
[INFO] [stdout] 204 |         let mut s = String::new();
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/type_check.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         _ => todo!(),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/type_check.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Op::Add => (Ty::Lit(Type::I32), Ty::Lit(Type::I32), Ty::Lit(Type::I32)),
[INFO] [stdout]    |         ------- matches some of the same values
[INFO] [stdout] 33 |         Op::Sub => (Ty::Lit(Type::I32), Ty::Lit(Type::I32), Ty::Lit(Type::I32)),
[INFO] [stdout]    |         ------- matches some of the same values
[INFO] [stdout] 34 |         Op::Mul => (Ty::Lit(Type::I32), Ty::Lit(Type::I32), Ty::Lit(Type::I32)),
[INFO] [stdout]    |         ------- matches some of the same values
[INFO] [stdout] 35 |         Op::Div => (Ty::Lit(Type::I32), Ty::Lit(Type::I32), Ty::Lit(Type::I32)),
[INFO] [stdout]    |         ------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 41 |         _ => todo!(),
[INFO] [stdout]    |         ^ ...and 5 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/type_check.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |             _ => todo!(),
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/type_check.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Op::Add => unify(left, right, Ty::Lit(Type::I32)),
[INFO] [stdout]    |             ------- matches some of the same values
[INFO] [stdout] 51 |             Op::Sub => unify(left, right, Ty::Lit(Type::I32)),
[INFO] [stdout]    |             ------- matches some of the same values
[INFO] [stdout] 52 |             Op::Mul => unify(left, right, Ty::Lit(Type::I32)),
[INFO] [stdout]    |             ------- matches some of the same values
[INFO] [stdout] 53 |             Op::Div => unify(left, right, Ty::Lit(Type::I32)),
[INFO] [stdout]    |             ------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 60 |             _ => todo!(),
[INFO] [stdout]    |             ^ ...and 5 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Ex1` should have a snake case name
[INFO] [stdout]    --> src/ast_traits.rs:237:31
[INFO] [stdout]     |
[INFO] [stdout] 237 |             Statement::Let(m, Ex1, typ, Ex2) => {
[INFO] [stdout]     |                               ^^^ help: convert the identifier to snake case: `ex1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Ex2` should have a snake case name
[INFO] [stdout]    --> src/ast_traits.rs:237:41
[INFO] [stdout]     |
[INFO] [stdout] 237 |             Statement::Let(m, Ex1, typ, Ex2) => {
[INFO] [stdout]     |                                         ^^^ help: convert the identifier to snake case: `ex2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Ex1` should have a snake case name
[INFO] [stdout]    --> src/ast_traits.rs:249:31
[INFO] [stdout]     |
[INFO] [stdout] 249 |             Statement::Assign(Ex1, Ex2) => format!("{} = {};", Ex1, Ex2),
[INFO] [stdout]     |                               ^^^ help: convert the identifier to snake case: `ex1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Ex2` should have a snake case name
[INFO] [stdout]    --> src/ast_traits.rs:249:36
[INFO] [stdout]     |
[INFO] [stdout] 249 |             Statement::Assign(Ex1, Ex2) => format!("{} = {};", Ex1, Ex2),
[INFO] [stdout]     |                                    ^^^ help: convert the identifier to snake case: `ex2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]  --> examples/nested_fn.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 |         fn a(i: i32) {
[INFO] [stdout]   |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]  --> examples/nested_fn.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |         fn a(i: i32) {
[INFO] [stdout]   |         ^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 4 |             a(1);
[INFO] [stdout]   |             ---- recursive call site
[INFO] [stdout]   |
[INFO] [stdout]   = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]   = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `a` is never used
[INFO] [stdout]  --> examples/nested_fn.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fn a() {
[INFO] [stdout]   |        ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `c` is never used
[INFO] [stdout]   --> examples/nested_fn.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn c() {}
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `a` is never read
[INFO] [stdout]  --> examples/scope.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |             a = a + 1 // inner a == 1
[INFO] [stdout]   |             ^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `a` is never used
[INFO] [stdout]  --> examples/scope.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fn a() -> i32 {
[INFO] [stdout]   |        ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]  --> examples/borrow_error.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let b = &mut a;
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]  --> examples/borrow_error.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let c = &a;
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `a` is never used
[INFO] [stdout]  --> examples/fn_redef.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fn a() {}
[INFO] [stdout]   |        ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]  --> examples/call.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 |     let b = a;
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> examples/fn_sig.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 | fn a(i: i32, bo: bool) -> i32 {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] ...
[INFO] [stdout] 11 |     a(i, bo)
[INFO] [stdout]    |     -------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]  --> examples/while.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     while true {
[INFO] [stdout]   |     ^^^^^^^^^^ help: use `loop`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(while_true)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]  --> examples/block.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let b = {
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> examples/ref.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let mut a = &mut { *a + 5 };
[INFO] [stdout]   |         ----^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `a` is never read
[INFO] [stdout]  --> examples/assign.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     a = a + 1
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::climb::climb`
[INFO] [stdout]  --> src/vm.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::climb::climb;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/vm.rs:130:27
[INFO] [stdout]     |
[INFO] [stdout] 130 |                     match (e){
[INFO] [stdout]     |                           ^ ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 130 -                     match (e){
[INFO] [stdout] 130 +                     match e{
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Literal`
[INFO] [stdout]  --> src/bc.rs:1:63
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::ast::{Block, Expr, FnDeclaration, Prog, Statement, Literal};
[INFO] [stdout]   |                                                               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Literal`
[INFO] [stdout]   --> src/bc.rs:79:35
[INFO] [stdout]    |
[INFO] [stdout] 79 |     use crate::ast::{Block, Prog, Literal};
[INFO] [stdout]    |                                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ast_traits.rs:172:13
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let mut s: String = if self.mutable.0{
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s` is never read
[INFO] [stdout]    --> src/ast_traits.rs:204:17
[INFO] [stdout]     |
[INFO] [stdout] 204 |         let mut s = String::new();
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/type_check.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         _ => todo!(),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/type_check.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Op::Add => (Ty::Lit(Type::I32), Ty::Lit(Type::I32), Ty::Lit(Type::I32)),
[INFO] [stdout]    |         ------- matches some of the same values
[INFO] [stdout] 33 |         Op::Sub => (Ty::Lit(Type::I32), Ty::Lit(Type::I32), Ty::Lit(Type::I32)),
[INFO] [stdout]    |         ------- matches some of the same values
[INFO] [stdout] 34 |         Op::Mul => (Ty::Lit(Type::I32), Ty::Lit(Type::I32), Ty::Lit(Type::I32)),
[INFO] [stdout]    |         ------- matches some of the same values
[INFO] [stdout] 35 |         Op::Div => (Ty::Lit(Type::I32), Ty::Lit(Type::I32), Ty::Lit(Type::I32)),
[INFO] [stdout]    |         ------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 41 |         _ => todo!(),
[INFO] [stdout]    |         ^ ...and 5 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/type_check.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |             _ => todo!(),
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/type_check.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Op::Add => unify(left, right, Ty::Lit(Type::I32)),
[INFO] [stdout]    |             ------- matches some of the same values
[INFO] [stdout] 51 |             Op::Sub => unify(left, right, Ty::Lit(Type::I32)),
[INFO] [stdout]    |             ------- matches some of the same values
[INFO] [stdout] 52 |             Op::Mul => unify(left, right, Ty::Lit(Type::I32)),
[INFO] [stdout]    |             ------- matches some of the same values
[INFO] [stdout] 53 |             Op::Div => unify(left, right, Ty::Lit(Type::I32)),
[INFO] [stdout]    |             ------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 60 |             _ => todo!(),
[INFO] [stdout]    |             ^ ...and 5 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Ex1` should have a snake case name
[INFO] [stdout]    --> src/ast_traits.rs:237:31
[INFO] [stdout]     |
[INFO] [stdout] 237 |             Statement::Let(m, Ex1, typ, Ex2) => {
[INFO] [stdout]     |                               ^^^ help: convert the identifier to snake case: `ex1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Ex2` should have a snake case name
[INFO] [stdout]    --> src/ast_traits.rs:237:41
[INFO] [stdout]     |
[INFO] [stdout] 237 |             Statement::Let(m, Ex1, typ, Ex2) => {
[INFO] [stdout]     |                                         ^^^ help: convert the identifier to snake case: `ex2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Ex1` should have a snake case name
[INFO] [stdout]    --> src/ast_traits.rs:249:31
[INFO] [stdout]     |
[INFO] [stdout] 249 |             Statement::Assign(Ex1, Ex2) => format!("{} = {};", Ex1, Ex2),
[INFO] [stdout]     |                               ^^^ help: convert the identifier to snake case: `ex1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Ex2` should have a snake case name
[INFO] [stdout]    --> src/ast_traits.rs:249:36
[INFO] [stdout]     |
[INFO] [stdout] 249 |             Statement::Assign(Ex1, Ex2) => format!("{} = {};", Ex1, Ex2),
[INFO] [stdout]     |                                    ^^^ help: convert the identifier to snake case: `ex2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.93s
[INFO] running `Command { std: "docker" "inspect" "01cfb897e0da1dfd1c88274de3b53752654d715b8706792611cf214e7666d946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01cfb897e0da1dfd1c88274de3b53752654d715b8706792611cf214e7666d946", kill_on_drop: false }`
[INFO] [stdout] 01cfb897e0da1dfd1c88274de3b53752654d715b8706792611cf214e7666d946
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 673e43d3d2ba069afc92c52b61e23b46be2c4b0bc0ab432f9fd151a91f3a903e
[INFO] running `Command { std: "docker" "start" "-a" "673e43d3d2ba069afc92c52b61e23b46be2c4b0bc0ab432f9fd151a91f3a903e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::climb::climb`
[INFO] [stderr]  --> src/vm.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::climb::climb;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]    --> src/vm.rs:130:27
[INFO] [stderr]     |
[INFO] [stderr] 130 |                     match (e){
[INFO] [stderr]     |                           ^ ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 130 -                     match (e){
[INFO] [stderr] 130 +                     match e{
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Literal`
[INFO] [stderr]  --> src/bc.rs:1:63
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::ast::{Block, Expr, FnDeclaration, Prog, Statement, Literal};
[INFO] [stderr]   |                                                               ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ast_traits.rs:172:13
[INFO] [stderr]     |
[INFO] [stderr] 172 |         let mut s: String = if self.mutable.0{
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `s` is never read
[INFO] [stderr]    --> src/ast_traits.rs:204:17
[INFO] [stderr]     |
[INFO] [stderr] 204 |         let mut s = String::new();
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/type_check.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |         _ => todo!(),
[INFO] [stderr]    |         ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]   --> src/type_check.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |         Op::Add => (Ty::Lit(Type::I32), Ty::Lit(Type::I32), Ty::Lit(Type::I32)),
[INFO] [stderr]    |         ------- matches some of the same values
[INFO] [stderr] 33 |         Op::Sub => (Ty::Lit(Type::I32), Ty::Lit(Type::I32), Ty::Lit(Type::I32)),
[INFO] [stderr]    |         ------- matches some of the same values
[INFO] [stderr] 34 |         Op::Mul => (Ty::Lit(Type::I32), Ty::Lit(Type::I32), Ty::Lit(Type::I32)),
[INFO] [stderr]    |         ------- matches some of the same values
[INFO] [stderr] 35 |         Op::Div => (Ty::Lit(Type::I32), Ty::Lit(Type::I32), Ty::Lit(Type::I32)),
[INFO] [stderr]    |         ------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 41 |         _ => todo!(),
[INFO] [stderr]    |         ^ ...and 5 other patterns collectively make this unreachable
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/type_check.rs:60:13
[INFO] [stderr]    |
[INFO] [stderr] 60 |             _ => todo!(),
[INFO] [stderr]    |             ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]   --> src/type_check.rs:60:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |             Op::Add => unify(left, right, Ty::Lit(Type::I32)),
[INFO] [stderr]    |             ------- matches some of the same values
[INFO] [stderr] 51 |             Op::Sub => unify(left, right, Ty::Lit(Type::I32)),
[INFO] [stderr]    |             ------- matches some of the same values
[INFO] [stderr] 52 |             Op::Mul => unify(left, right, Ty::Lit(Type::I32)),
[INFO] [stderr]    |             ------- matches some of the same values
[INFO] [stderr] 53 |             Op::Div => unify(left, right, Ty::Lit(Type::I32)),
[INFO] [stderr]    |             ------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 60 |             _ => todo!(),
[INFO] [stderr]    |             ^ ...and 5 other patterns collectively make this unreachable
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Ex1` should have a snake case name
[INFO] [stderr]    --> src/ast_traits.rs:237:31
[INFO] [stderr]     |
[INFO] [stderr] 237 |             Statement::Let(m, Ex1, typ, Ex2) => {
[INFO] [stderr]     |                               ^^^ help: convert the identifier to snake case: `ex1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Ex2` should have a snake case name
[INFO] [stderr]    --> src/ast_traits.rs:237:41
[INFO] [stderr]     |
[INFO] [stderr] 237 |             Statement::Let(m, Ex1, typ, Ex2) => {
[INFO] [stderr]     |                                         ^^^ help: convert the identifier to snake case: `ex2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Ex1` should have a snake case name
[INFO] [stderr]    --> src/ast_traits.rs:249:31
[INFO] [stderr]     |
[INFO] [stderr] 249 |             Statement::Assign(Ex1, Ex2) => format!("{} = {};", Ex1, Ex2),
[INFO] [stderr]     |                               ^^^ help: convert the identifier to snake case: `ex1`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Ex2` should have a snake case name
[INFO] [stderr]    --> src/ast_traits.rs:249:36
[INFO] [stderr]     |
[INFO] [stderr] 249 |             Statement::Assign(Ex1, Ex2) => format!("{} = {};", Ex1, Ex2),
[INFO] [stderr]     |                                    ^^^ help: convert the identifier to snake case: `ex2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Literal`
[INFO] [stderr]   --> src/bc.rs:79:35
[INFO] [stderr]    |
[INFO] [stderr] 79 |     use crate::ast::{Block, Prog, Literal};
[INFO] [stderr]    |                                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rnr` (lib) generated 11 warnings (run `cargo fix --lib -p rnr` to apply 4 suggestions)
[INFO] [stderr] warning: `rnr` (lib test) generated 12 warnings (11 duplicates) (run `cargo fix --lib -p rnr --tests` to apply 1 suggestion)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]  --> examples/nested_fn.rs:3:14
[INFO] [stderr]   |
[INFO] [stderr] 3 |         fn a(i: i32) {
[INFO] [stderr]   |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function cannot return without recursing
[INFO] [stderr]  --> examples/nested_fn.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 |         fn a(i: i32) {
[INFO] [stderr]   |         ^^^^^^^^^^^^ cannot return without recursing
[INFO] [stderr] 4 |             a(1);
[INFO] [stderr]   |             ---- recursive call site
[INFO] [stderr]   |
[INFO] [stderr]   = help: a `loop` may express intention better if this is on purpose
[INFO] [stderr]   = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `a` is never used
[INFO] [stderr]  --> examples/nested_fn.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 |     fn a() {
[INFO] [stderr]   |        ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `c` is never used
[INFO] [stderr]   --> examples/nested_fn.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn c() {}
[INFO] [stderr]    |        ^
[INFO] [stderr] 
[INFO] [stderr] warning: function `a` is never used
[INFO] [stderr]  --> examples/fn_redef.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 |     fn a() {}
[INFO] [stderr]   |        ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function cannot return without recursing
[INFO] [stderr]   --> examples/fn_sig.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr]  1 | fn a(i: i32, bo: bool) -> i32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stderr] ...
[INFO] [stderr] 11 |     a(i, bo)
[INFO] [stderr]    |     -------- recursive call site
[INFO] [stderr]    |
[INFO] [stderr]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stderr]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]  --> examples/call.rs:2:9
[INFO] [stderr]   |
[INFO] [stderr] 2 |     let b = a;
[INFO] [stderr]   |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]  --> examples/block.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 |     let b = {
[INFO] [stderr]   |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]  --> examples/borrow_error.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 |     let b = &mut a;
[INFO] [stderr]   |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]  --> examples/borrow_error.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let c = &a;
[INFO] [stderr]   |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: denote infinite loops with `loop { ... }`
[INFO] [stderr]  --> examples/while.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     while true {
[INFO] [stderr]   |     ^^^^^^^^^^ help: use `loop`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(while_true)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `a` is never read
[INFO] [stderr]  --> examples/assign.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     a = a + 1
[INFO] [stderr]   |     ^
[INFO] [stderr]   |
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> examples/ref.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 |     let mut a = &mut { *a + 5 };
[INFO] [stderr]   |         ----^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `a` is never read
[INFO] [stderr]  --> examples/scope.rs:9:13
[INFO] [stderr]   |
[INFO] [stderr] 9 |             a = a + 1 // inner a == 1
[INFO] [stderr]   |             ^
[INFO] [stderr]   |
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `a` is never used
[INFO] [stderr]  --> examples/scope.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 |     fn a() -> i32 {
[INFO] [stderr]   |        ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rnr` (example "nested_fn") generated 4 warnings
[INFO] [stderr] warning: `rnr` (example "fn_redef") generated 1 warning
[INFO] [stderr] warning: `rnr` (example "fn_sig") generated 1 warning
[INFO] [stderr] warning: `rnr` (example "call") generated 1 warning
[INFO] [stderr] warning: `rnr` (example "block") generated 1 warning
[INFO] [stderr] warning: `rnr` (example "borrow_error") generated 2 warnings
[INFO] [stderr] warning: `rnr` (example "while") generated 1 warning (run `cargo fix --example "while"` to apply 1 suggestion)
[INFO] [stderr] warning: `rnr` (example "assign") generated 1 warning
[INFO] [stderr] warning: `rnr` (example "ref") generated 1 warning (run `cargo fix --example "ref"` to apply 1 suggestion)
[INFO] [stderr] warning: `rnr` (example "scope") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rnr-e2f764580e2d2d58)
[INFO] [stdout] 
[INFO] [stdout] running 121 tests
[INFO] [stdout] test ast_traits::display_literal ... ok
[INFO] [stdout] test ast_traits::display_if_then_else ... ok
[INFO] [stdout] test ast_traits::display_expr ... ok
[INFO] [stdout] test ast_traits::display_type ... ok
[INFO] [stdout] test ast_traits::parse_display_if ... ok
[INFO] [stdout] test ast_traits::display_while ... ok
[INFO] [stdout] test bc::tests::loan ... ok
[INFO] [stdout] test ast_traits::parse_display_expr ... ok
[INFO] [stdout] test climb::climb_test2 ... ok
[INFO] [stdout] test climb::climb_test3 ... ok
[INFO] [stdout] test climb::climb_test1 ... ok
[INFO] [stdout] test parse::parse_lit_bool_false ... ok
[INFO] [stdout] test parse::parse_lit_fail ... ok
[INFO] [stdout] test parse::parse_lit_string ... ok
[INFO] [stdout] test parse::parse_lit_int ... ok
[INFO] [stdout] test parse::parse_op_fail ... ok
[INFO] [stdout] test parse::parse_op_mul ... ok
[INFO] [stdout] test parse::test_arg ... ok
[INFO] [stdout] test parse::test_block_expr_fail ... ok
[INFO] [stdout] test climb::climb_test4 ... ok
[INFO] [stdout] test parse::test_call ... ok
[INFO] [stdout] test env::tests::t ... ok
[INFO] [stdout] test parse::test_args ... ok
[INFO] [stdout] test parse::test_block2 ... ok
[INFO] [stdout] test parse::test_block_fail ... ok
[INFO] [stdout] test parse::test_expr_call ... ok
[INFO] [stdout] test intrinsics::regex_test ... ok
[INFO] [stdout] test parse::test_expr_call_comma ... ok
[INFO] [stdout] test parse::test_expr_call_fail ... ok
[INFO] [stdout] test parse::test_expr_fail ... ok
[INFO] [stdout] test parse::test_expr_call_block ... ok
[INFO] [stdout] test parse::test_expr_mul ... ok
[INFO] [stdout] test parse::test_block_no_semi ... ok
[INFO] [stdout] test parse::test_expr_block ... ok
[INFO] [stdout] test parse::test_expr_par_mul ... ok
[INFO] [stdout] test parse::test_expr_right ... ok
[INFO] [stdout] test parse::test_fn_no_type ... ok
[INFO] [stdout] test parse::test_block_semi ... ok
[INFO] [stdout] test parse::test_if_then_else_nested_rust ... ok
[INFO] [stdout] test parse::test_fn_type ... ok
[INFO] [stdout] test parse::test_if_then_else_nested3 ... ok
[INFO] [stdout] test parse::test_prog ... ok
[INFO] [stdout] test parse::test_if_then_else_nested_rust2 ... ok
[INFO] [stdout] test parse::test_expr_if_then_else ... ok
[INFO] [stdout] test parse::test_ref_de_ref ... ok
[INFO] [stdout] test parse::test_if_then_else_nested ... ok
[INFO] [stdout] test parse::test_pars ... ok
[INFO] [stdout] test parse::test_if_then_else_nested2 ... ok
[INFO] [stdout] test parse::test_println ... ok
[INFO] [stdout] test parse::test_statement_assign ... ok
[INFO] [stdout] test parse::test_statement_let ... ok
[INFO] [stdout] test parse::test_statement_expr ... ok
[INFO] [stdout] test parse::test_statement_let_mut_ty_expr ... ok
[INFO] [stdout] test parse::test_statement_let_ty_expr ... ok
[INFO] [stdout] test parse::test_type_unit ... ok
[INFO] [stdout] test parse::test_type_fail ... ok
[INFO] [stdout] test parse::test_statement_while ... ok
[INFO] [stdout] test parse::test_type_bool ... ok
[INFO] [stdout] test type_check::tests::test_block_assign ... ok
[INFO] [stdout] test type_check::tests::test_block_let ... ok
[INFO] [stdout] test type_check::tests::test_block_let_shadow ... ok
[INFO] [stdout] test parse::test_type_i32 ... ok
[INFO] [stdout] test type_check::tests::test_bool_bang2 ... ok
[INFO] [stdout] test type_check::tests::test_deref_assign_err ... ok
[INFO] [stdout] test type_check::tests::test_deref_assign ... ok
[INFO] [stdout] test type_check::tests::test_check_if_then_else_shadowing ... ok
[INFO] [stdout] test type_check::tests::test_expr_if_then_else_bool ... ok
[INFO] [stdout] test type_check::tests::test_expr_if_then_else ... ok
[INFO] [stdout] test parse::test_block_fn ... ok
[INFO] [stdout] test type_check::tests::test_mut ... ok
[INFO] [stdout] test type_check::tests::test_local_block_assign ... ok
[INFO] [stdout] test type_check::tests::test_non_mut_err ... ok
[INFO] [stdout] test type_check::tests::test_bool ... ok
[INFO] [stdout] test type_check::tests::test_local_block ... ok
[INFO] [stdout] test type_check::tests::test_prog ... ok
[INFO] [stdout] test type_check::tests::test_local_fn ... ok
[INFO] [stdout] test type_check::tests::test_bool_bang ... ok
[INFO] [stdout] test type_check::tests::test_prog_fn_defined_twice ... ok
[INFO] [stdout] test type_check::tests::test_while ... ok
[INFO] [stdout] test type_check::tests::test_prog_fn_sig ... ok
[INFO] [stdout] test type_check::tests::test_ref_deref_indirect ... ok
[INFO] [stdout] test type_check::tests::test_ref_deref_err ... ok
[INFO] [stdout] test type_check::tests::test_ref ... ok
[INFO] [stdout] test type_check::tests::test_ref_deref_indirect2 ... ok
[INFO] [stdout] test type_check::tests::test_prog_unit ... ok
[INFO] [stdout] test type_check::tests::test_ref_deref ... ok
[INFO] [stdout] test vm::tests::test_block_assign ... ok
[INFO] [stdout] test vm::tests::test_block_assign_fail ... ok
[INFO] [stdout] test type_check::tests::test_while_ref2 ... ok
[INFO] [stdout] test vm::tests::test_block_let ... ok
[INFO] [stdout] test vm::tests::test_block_let_shadow ... ok
[INFO] [stdout] test vm::tests::test_bool_bang2 ... ok
[INFO] [stdout] test vm::tests::test_expr_if_then_else ... ok
[INFO] [stdout] test vm::tests::test_deref_assign ... ok
[INFO] [stdout] test vm::tests::test_expr_if_then_else2 ... ok
[INFO] [stdout] test vm::tests::test_local_block_assign ... ok
[INFO] [stdout] test vm::tests::test_mut ... ok
[INFO] [stdout] test vm::tests::test_local_block ... ok
[INFO] [stdout] test vm::tests::test_local_fn ... ok
[INFO] [stdout] test vm::tests::test_prog ... ok
[INFO] [stdout] test vm::tests::test_mut_ref ... ok
[INFO] [stdout] test vm::tests::test_ref ... ok
[INFO] [stdout] test vm::tests::test_ref_deref ... ok
[INFO] [stdout] test vm::tests::test_ref_2 ... ok
[INFO] [stdout] test vm::tests::test_ref_deref_indirect ... ok
[INFO] [stdout] test vm::tests::test_ref_3_scope ... ok
[INFO] [stdout] test vm::tests::test_ref_func ... ok
[INFO] [stdout] test vm::tests::test_while_ref ... ok
[INFO] [stdout] test vm::tests::test_while ... ok
[INFO] [stdout] test vm::tests::test_while_ref2 ... ok
[INFO] [stdout] test vm::tests::test_bool ... ok
[INFO] [stdout] test vm::tests::test_bool_bang ... ok
[INFO] [stdout] test vm::tests::test_check_if_then_else_shadowing ... ok
[INFO] [stdout] test type_check::tests::test_while_err ... ok
[INFO] [stdout] test parse::parse_op_add ... ok
[INFO] [stdout] test bc::tests::test_block_let ... FAILED
[INFO] [stdout] test bc::tests::test_prog_fn_sig ... FAILED
[INFO] [stdout] test bc::tests::test_block_let_2 ... FAILED
[INFO] [stdout] test parse::test_expr_par ... ok
[INFO] [stdout] test type_check::tests::test_while_ref ... ok
[INFO] [stdout] test parse::test_block_while ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- bc::tests::test_block_let stdout ----
[INFO] [stdout] {
[INFO] [stdout] let a: i32 = 1;
[INFO] [stdout] let b: i32 = 2;
[INFO] [stdout] a + b
[INFO] [stdout] }
[INFO] [stdout] 
[INFO] [stdout] thread 'bc::tests::test_block_let' panicked at src/bc.rs:52:50:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x596654ee5472 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x596654ee5472 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x596654ee5472 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x596654ee5472 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x596654f0b673 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x596654f0b673 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x596654ee23e3 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x596654ee23e3 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x596654ee52c2 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x596654ee69f9 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x596654ee682e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x596654c60144 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x596654c60144 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x596654ee74ce - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x596654ee74ce - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x596654ee7166 - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:699:13
[INFO] [stdout]   16:     0x596654ee5979 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout]   17:     0x596654ee6e2d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x596654f09de0 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x596654f09e6c - core::panicking::panic::h89a5f2df32b0508a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:145:5
[INFO] [stdout]   20:     0x596654bde1fa - rnr::bc::<impl rnr::common::Eval<rnr::bc::Bc> for rnr::ast::Block>::eval::h67cdf897f26a5299
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bc.rs:52:50
[INFO] [stdout]   21:     0x596654c236f9 - rnr::common::parse_test::h160f8e0ff75ec893
[INFO] [stdout]                                at /opt/rustwide/workdir/src/common.rs:31:21
[INFO] [stdout]   22:     0x596654c0b292 - rnr::bc::tests::test_block_let::hd1624d76898fe3fc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bc.rs:90:18
[INFO] [stdout]   23:     0x596654c0b257 - rnr::bc::tests::test_block_let::{{closure}}::h8f474bbc73cc6427
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bc.rs:89:24
[INFO] [stdout]   24:     0x596654c1a866 - core::ops::function::FnOnce::call_once::h0dffbcee6a973fc1
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x596654c659ab - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   26:     0x596654c659ab - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   27:     0x596654c64ae5 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   28:     0x596654c64ae5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x596654c64ae5 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   30:     0x596654c64ae5 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   31:     0x596654c64ae5 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x596654c64ae5 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   33:     0x596654c64ae5 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   34:     0x596654c286e4 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   35:     0x596654c286e4 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x596654c2c0ba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x596654c2c0ba - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x596654c2c0ba - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   39:     0x596654c2c0ba - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   40:     0x596654c2c0ba - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x596654c2c0ba - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x596654c2c0ba - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   43:     0x596654eea54f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x596654eea54f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   45:     0x7936f416daa4 - <unknown>
[INFO] [stdout]   46:     0x7936f41faa34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- bc::tests::test_prog_fn_sig stdout ----
[INFO] [stdout] fn main() -> {
[INFO] [stdout] let a = 0;
[INFO] [stdout] let b = &mut a;
[INFO] [stdout] let c = &a;
[INFO] [stdout] *b = 4;
[INFO] [stdout] let d = *c;
[INFO] [stdout] }
[INFO] [stdout] 
[INFO] [stdout] thread 'bc::tests::test_prog_fn_sig' panicked at src/bc.rs:72:9:
[INFO] [stdout] not yet implemented: not implemented Prog([FnDeclaration { id: "main", parameters: Parameters([]), ty: None, body: Block { statements: [Let(Mutable(true), "a", None, Some(Lit(Int(0)))), Let(Mutable(false), "b", None, Some(UnOp(Ref, UnOp(Mut, Ident("a"))))), Let(Mutable(false), "c", None, Some(UnOp(Ref, Ident("a")))), Assign(UnOp(DeRef, Ident("b")), Lit(Int(4))), Let(Mutable(false), "d", None, Some(UnOp(DeRef, Ident("c"))))], semi: true } }])
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x596654ee5472 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x596654ee5472 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x596654ee5472 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x596654ee5472 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x596654f0b673 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x596654f0b673 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x596654ee23e3 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x596654ee23e3 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x596654ee52c2 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x596654ee69f9 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x596654ee682e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x596654c60144 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x596654c60144 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x596654ee74ce - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x596654ee74ce - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x596654ee719a - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x596654ee5979 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x596654ee6e2d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x596654f09de0 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x596654bde31a - rnr::bc::<impl rnr::common::Eval<rnr::bc::Bc> for rnr::ast::Prog>::eval::hcd4a304f6b2fa59a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bc.rs:72:9
[INFO] [stdout]   20:     0x596654c23c7f - rnr::common::parse_test::hdbc3d0ac10ab5303
[INFO] [stdout]                                at /opt/rustwide/workdir/src/common.rs:31:21
[INFO] [stdout]   21:     0x596654c0b4ca - rnr::bc::tests::test_prog_fn_sig::h51191f28b2451e73
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bc.rs:121:18
[INFO] [stdout]   22:     0x596654c0b497 - rnr::bc::tests::test_prog_fn_sig::{{closure}}::hb796b97852519477
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bc.rs:120:26
[INFO] [stdout]   23:     0x596654c1bd86 - core::ops::function::FnOnce::call_once::h9486c141471e1060
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x596654c659ab - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x596654c659ab - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x596654c64ae5 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x596654c64ae5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x596654c64ae5 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x596654c64ae5 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x596654c64ae5 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x596654c64ae5 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x596654c64ae5 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x596654c286e4 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x596654c286e4 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x596654c2c0ba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x596654c2c0ba - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x596654c2c0ba - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x596654c2c0ba - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x596654c2c0ba - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x596654c2c0ba - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x596654c2c0ba - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   42:     0x596654eea54f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x596654eea54f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   44:     0x7936f416daa4 - <unknown>
[INFO] [stdout]   45:     0x7936f41faa34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- bc::tests::test_block_let_2 stdout ----
[INFO] [stdout] {
[INFO] [stdout] let a: i32 = 1;
[INFO] [stdout] let b = a;
[INFO] [stdout] a
[INFO] [stdout] }
[INFO] [stdout] 
[INFO] [stdout] thread 'bc::tests::test_block_let_2' panicked at src/bc.rs:52:50:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x596654ee5472 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x596654ee5472 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x596654ee5472 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x596654ee5472 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x596654f0b673 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x596654f0b673 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x596654ee23e3 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x596654ee23e3 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x596654ee52c2 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x596654ee69f9 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x596654ee682e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x596654c60144 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x596654c60144 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x596654ee74ce - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x596654ee74ce - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x596654ee7166 - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:699:13
[INFO] [stdout]   16:     0x596654ee5979 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x596654ee6e2d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x596654f09de0 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x596654f09e6c - core::panicking::panic::h89a5f2df32b0508a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:145:5
[INFO] [stdout]   20:     0x596654bde1fa - rnr::bc::<impl rnr::common::Eval<rnr::bc::Bc> for rnr::ast::Block>::eval::h67cdf897f26a5299
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bc.rs:52:50
[INFO] [stdout]   21:     0x596654c236f9 - rnr::common::parse_test::h160f8e0ff75ec893
[INFO] [stdout]                                at /opt/rustwide/workdir/src/common.rs:31:21
[INFO] [stdout]   22:     0x596654c0b3b2 - rnr::bc::tests::test_block_let_2::he8e1b81de24565ac
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bc.rs:105:18
[INFO] [stdout]   23:     0x596654c0b377 - rnr::bc::tests::test_block_let_2::{{closure}}::h5b629005c1cea350
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bc.rs:104:26
[INFO] [stdout]   24:     0x596654c1ae46 - core::ops::function::FnOnce::call_once::h32851580c853ac63
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x596654c659ab - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   26:     0x596654c659ab - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   27:     0x596654c64ae5 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   28:     0x596654c64ae5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x596654c64ae5 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   30:     0x596654c64ae5 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   31:     0x596654c64ae5 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x596654c64ae5 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   33:     0x596654c64ae5 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   34:     0x596654c286e4 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   35:     0x596654c286e4 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x596654c2c0ba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x596654c2c0ba - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x596654c2c0ba - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   39:     0x596654c2c0ba - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   40:     0x596654c2c0ba - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x596654c2c0ba - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x596654c2c0ba - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   43:     0x596654eea54f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x596654eea54f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   45:     0x7936f416daa4 - <unknown>
[INFO] [stdout]   46:     0x7936f41faa34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     bc::tests::test_block_let
[INFO] [stdout]     bc::tests::test_block_let_2
[INFO] [stdout]     bc::tests::test_prog_fn_sig
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 118 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "673e43d3d2ba069afc92c52b61e23b46be2c4b0bc0ab432f9fd151a91f3a903e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "673e43d3d2ba069afc92c52b61e23b46be2c4b0bc0ab432f9fd151a91f3a903e", kill_on_drop: false }`
[INFO] [stdout] 673e43d3d2ba069afc92c52b61e23b46be2c4b0bc0ab432f9fd151a91f3a903e
