[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 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeifTeorin%2FRust-Compiler" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LeifTeorin/Rust-Compiler on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-3-tc1/source/Cargo.toml
[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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indented v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "ff48c2cfd6989b4ee1c039cd733e5e3a9ff84496e6d4b2f896e28f798196a9bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff48c2cfd6989b4ee1c039cd733e5e3a9ff84496e6d4b2f896e28f798196a9bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff48c2cfd6989b4ee1c039cd733e5e3a9ff84496e6d4b2f896e28f798196a9bf", kill_on_drop: false }`
[INFO] [stdout] ff48c2cfd6989b4ee1c039cd733e5e3a9ff84496e6d4b2f896e28f798196a9bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25abcaec2c0d8ad2abe5165f96e25f5c4cd2e9b0a4e0d56d677cca4d3e98cd87
[INFO] running `Command { std: "docker" "start" "-a" "25abcaec2c0d8ad2abe5165f96e25f5c4cd2e9b0a4e0d56d677cca4d3e98cd87", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[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 textwrap v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling indented v0.1.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling regex v1.7.0
[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]    |         ^
[INFO] [stdout]    |
[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]    |             ^
[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: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.78s
[INFO] running `Command { std: "docker" "inspect" "25abcaec2c0d8ad2abe5165f96e25f5c4cd2e9b0a4e0d56d677cca4d3e98cd87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25abcaec2c0d8ad2abe5165f96e25f5c4cd2e9b0a4e0d56d677cca4d3e98cd87", kill_on_drop: false }`
[INFO] [stdout] 25abcaec2c0d8ad2abe5165f96e25f5c4cd2e9b0a4e0d56d677cca4d3e98cd87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] caae065f5f9ce04cffa6bcd4f36b1d0dcd19b23416963063fb45252d89b56821
[INFO] running `Command { std: "docker" "start" "-a" "caae065f5f9ce04cffa6bcd4f36b1d0dcd19b23416963063fb45252d89b56821", kill_on_drop: false }`
[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]    |         ^
[INFO] [stdout]    |
[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]    |             ^
[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: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rnr v0.1.0 (/opt/rustwide/workdir)
[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: 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]  --> 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: 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: 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[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: 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: 1 warning emitted
[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]    --> 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]    |         ^
[INFO] [stdout]    |
[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]    |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[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: 1 warning emitted
[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 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.60s
[INFO] running `Command { std: "docker" "inspect" "caae065f5f9ce04cffa6bcd4f36b1d0dcd19b23416963063fb45252d89b56821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caae065f5f9ce04cffa6bcd4f36b1d0dcd19b23416963063fb45252d89b56821", kill_on_drop: false }`
[INFO] [stdout] caae065f5f9ce04cffa6bcd4f36b1d0dcd19b23416963063fb45252d89b56821
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e651c9026b348c0cb53e454b161c192f9a105e4f8c85b87664efdfeeca60ac81
[INFO] running `Command { std: "docker" "start" "-a" "e651c9026b348c0cb53e454b161c192f9a105e4f8c85b87664efdfeeca60ac81", 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]    |         ^
[INFO] [stderr]    |
[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]    |             ^
[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: `rnr` (lib) generated 11 warnings (run `cargo fix --lib -p rnr` to apply 4 suggestions)
[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: `rnr` (example "borrow_error") generated 2 warnings (run `cargo fix --example "borrow_error"` to apply 2 suggestions)
[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: `rnr` (example "fn_sig") generated 1 warning
[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: `rnr` (example "while") generated 1 warning (run `cargo fix --example "while"` to apply 1 suggestion)
[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 "scope") generated 2 warnings
[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: `rnr` (example "ref") generated 1 warning (run `cargo fix --example "ref"` 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: `rnr` (example "nested_fn") generated 4 warnings (run `cargo fix --example "nested_fn"` to apply 1 suggestion)
[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: `rnr` (example "assign") generated 1 warning
[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: `rnr` (example "call") generated 1 warning (run `cargo fix --example "call"` to apply 1 suggestion)
[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: `rnr` (example "fn_redef") generated 1 warning
[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: `rnr` (example "block") generated 1 warning (run `cargo fix --example "block"` to apply 1 suggestion)
[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 test) generated 12 warnings (11 duplicates) (run `cargo fix --lib -p rnr --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rnr-7cb97102d146379b)
[INFO] [stdout] 
[INFO] [stdout] running 121 tests
[INFO] [stdout] test ast_traits::display_if_then_else ... ok
[INFO] [stdout] test ast_traits::display_type ... ok
[INFO] [stdout] test ast_traits::parse_display_if ... ok
[INFO] [stdout] test ast_traits::display_literal ... ok
[INFO] [stdout] test bc::tests::loan ... ok
[INFO] [stdout] test ast_traits::display_while ... ok
[INFO] [stdout] test climb::climb_test1 ... ok
[INFO] [stdout] test ast_traits::parse_display_expr ... ok
[INFO] [stdout] test ast_traits::display_expr ... ok
[INFO] [stdout] test climb::climb_test2 ... ok
[INFO] [stdout] test parse::parse_lit_bool_false ... ok
[INFO] [stdout] test env::tests::t ... ok
[INFO] [stdout] test climb::climb_test4 ... ok
[INFO] [stdout] test climb::climb_test3 ... ok
[INFO] [stdout] test parse::parse_lit_string ... ok
[INFO] [stdout] test parse::parse_lit_int ... ok
[INFO] [stdout] test parse::parse_lit_fail ... ok
[INFO] [stdout] test parse::parse_op_add ... ok
[INFO] [stdout] test parse::parse_op_fail ... ok
[INFO] [stdout] test parse::test_args ... ok
[INFO] [stdout] test parse::parse_op_mul ... ok
[INFO] [stdout] test parse::test_block_expr_fail ... ok
[INFO] [stdout] test parse::test_block_fn ... ok
[INFO] [stdout] test parse::test_block_fail ... ok
[INFO] [stdout] test parse::test_block2 ... ok
[INFO] [stdout] test parse::test_block_while ... ok
[INFO] [stdout] test parse::test_block_semi ... ok
[INFO] [stdout] test parse::test_arg ... ok
[INFO] [stdout] test parse::test_block_no_semi ... ok
[INFO] [stdout] test parse::test_expr_block ... ok
[INFO] [stdout] test parse::test_call ... ok
[INFO] [stdout] test intrinsics::regex_test ... ok
[INFO] [stdout] test parse::test_expr_call_block ... ok
[INFO] [stdout] test parse::test_expr_call_fail ... ok
[INFO] [stdout] test parse::test_expr_fail ... ok
[INFO] [stdout] test parse::test_expr_if_then_else ... ok
[INFO] [stdout] test parse::test_expr_mul ... ok
[INFO] [stdout] test bc::tests::test_block_let ... FAILED
[INFO] [stdout] test parse::test_expr_call_comma ... ok
[INFO] [stdout] test parse::test_expr_call ... ok
[INFO] [stdout] test parse::test_if_then_else_nested ... ok
[INFO] [stdout] test parse::test_if_then_else_nested2 ... ok
[INFO] [stdout] test parse::test_if_then_else_nested3 ... ok
[INFO] [stdout] test parse::test_if_then_else_nested_rust ... ok
[INFO] [stdout] test parse::test_if_then_else_nested_rust2 ... ok
[INFO] [stdout] test parse::test_pars ... ok
[INFO] [stdout] test parse::test_println ... ok
[INFO] [stdout] test parse::test_prog ... ok
[INFO] [stdout] test parse::test_ref_de_ref ... ok
[INFO] [stdout] test parse::test_statement_assign ... ok
[INFO] [stdout] test parse::test_statement_expr ... ok
[INFO] [stdout] test parse::test_expr_par_mul ... ok
[INFO] [stdout] test parse::test_fn_type ... ok
[INFO] [stdout] test parse::test_expr_par ... ok
[INFO] [stdout] test parse::test_fn_no_type ... ok
[INFO] [stdout] test parse::test_statement_let ... ok
[INFO] [stdout] test bc::tests::test_block_let_2 ... FAILED
[INFO] [stdout] test parse::test_expr_right ... ok
[INFO] [stdout] test parse::test_statement_let_mut_ty_expr ... ok
[INFO] [stdout] test type_check::tests::test_block_assign ... ok
[INFO] [stdout] test parse::test_type_i32 ... ok
[INFO] [stdout] test parse::test_type_unit ... ok
[INFO] [stdout] test parse::test_type_fail ... ok
[INFO] [stdout] test type_check::tests::test_block_let_shadow ... ok
[INFO] [stdout] test bc::tests::test_prog_fn_sig ... FAILED
[INFO] [stdout] test parse::test_statement_while ... ok
[INFO] [stdout] test parse::test_type_bool ... 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_bool_bang ... ok
[INFO] [stdout] test type_check::tests::test_bool_bang2 ... ok
[INFO] [stdout] test type_check::tests::test_bool ... ok
[INFO] [stdout] test type_check::tests::test_block_let ... ok
[INFO] [stdout] test type_check::tests::test_check_if_then_else_shadowing ... ok
[INFO] [stdout] test parse::test_statement_let_ty_expr ... ok
[INFO] [stdout] test type_check::tests::test_expr_if_then_else_bool ... ok
[INFO] [stdout] test type_check::tests::test_local_block_assign ... 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_non_mut_err ... ok
[INFO] [stdout] test type_check::tests::test_mut ... ok
[INFO] [stdout] test type_check::tests::test_prog_fn_defined_twice ... ok
[INFO] [stdout] test type_check::tests::test_expr_if_then_else ... 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_while_err ... ok
[INFO] [stdout] test type_check::tests::test_while_ref ... ok
[INFO] [stdout] test type_check::tests::test_while_ref2 ... ok
[INFO] [stdout] test vm::tests::test_block_assign ... ok
[INFO] [stdout] test vm::tests::test_block_assign_fail ... 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 ... ok
[INFO] [stdout] test vm::tests::test_bool_bang ... ok
[INFO] [stdout] test vm::tests::test_bool_bang2 ... ok
[INFO] [stdout] test type_check::tests::test_while ... ok
[INFO] [stdout] test type_check::tests::test_ref_deref_indirect2 ... ok
[INFO] [stdout] test vm::tests::test_check_if_then_else_shadowing ... ok
[INFO] [stdout] test vm::tests::test_deref_assign ... ok
[INFO] [stdout] test type_check::tests::test_ref ... 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_mut_ref ... ok
[INFO] [stdout] test vm::tests::test_mut ... ok
[INFO] [stdout] test vm::tests::test_local_block_assign ... ok
[INFO] [stdout] test vm::tests::test_prog ... ok
[INFO] [stdout] test vm::tests::test_ref ... ok
[INFO] [stdout] test vm::tests::test_ref_2 ... ok
[INFO] [stdout] test vm::tests::test_ref_3_scope ... ok
[INFO] [stdout] test vm::tests::test_ref_deref ... ok
[INFO] [stdout] test vm::tests::test_ref_func ... ok
[INFO] [stdout] test vm::tests::test_while ... ok
[INFO] [stdout] test vm::tests::test_while_ref ... ok
[INFO] [stdout] test vm::tests::test_while_ref2 ... ok
[INFO] [stdout] test type_check::tests::test_prog_fn_sig ... ok
[INFO] [stdout] test vm::tests::test_local_fn ... ok
[INFO] [stdout] test vm::tests::test_local_block ... ok
[INFO] [stdout] test vm::tests::test_expr_if_then_else ... ok
[INFO] [stdout] test vm::tests::test_ref_deref_indirect ... ok
[INFO] [stdout] test vm::tests::test_expr_if_then_else2 ... 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] 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:     0x55a2468eb7d6 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55a2468eb7d6 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55a2468eb7d6 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55a2468eb7d6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55a246914ef0 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55a246914ef0 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55a2468e922f - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x55a2468eb5b4 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55a2468eb5b4 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55a2468ed327 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x55a2468ed00d - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55a246637b57 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x55a246637b57 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55a2468ed946 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x55a2468ed946 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55a2468ed659 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:649:13
[INFO] [stdout]   16:     0x55a2468ebcd6 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55a2468ed3f0 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55a24659cd45 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55a24659ce03 - core::panicking::panic::hb837a5ebbbe5b188
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:144:5
[INFO] [stdout]   20:     0x55a2465b4983 - rnr::bc::<impl rnr::common::Eval<rnr::bc::Bc> for rnr::ast::Block>::eval::had0688814f4c0017
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bc.rs:52:50
[INFO] [stdout]   21:     0x55a2465de773 - rnr::common::parse_test::hfaea6f2dc7465005
[INFO] [stdout]                                at /opt/rustwide/workdir/src/common.rs:31:18
[INFO] [stdout]   22:     0x55a2465e9e52 - rnr::bc::tests::test_block_let::h62190688149982c2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bc.rs:90:18
[INFO] [stdout]   23:     0x55a2465e9e17 - rnr::bc::tests::test_block_let::{{closure}}::ha52e4d2bfbc54a78
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bc.rs:89:24
[INFO] [stdout]   24:     0x55a2465ec726 - core::ops::function::FnOnce::call_once::h4c6cef3fa5e79505
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55a24663d42f - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x55a24663d42f - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stdout]   27:     0x55a24663c1b1 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stdout]   28:     0x55a24663c1b1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x55a24663c1b1 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   30:     0x55a24663c1b1 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   31:     0x55a24663c1b1 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x55a24663c1b1 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stdout]   33:     0x55a24663c1b1 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stdout]   34:     0x55a2466034e6 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stdout]   35:     0x55a2466034e6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   36:     0x55a246608547 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x55a246608547 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x55a246608547 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   39:     0x55a246608547 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   40:     0x55a246608547 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x55a246608547 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x55a246608547 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x55a2468f24d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x55a2468f24d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   45:     0x55a2468f24d5 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7f51b93e7ac3 - <unknown>
[INFO] [stdout]   47:     0x7f51b9478bf4 - __clone
[INFO] [stdout]   48:                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] 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:     0x55a2468eb7d6 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55a2468eb7d6 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55a2468eb7d6 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55a2468eb7d6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55a246914ef0 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55a246914ef0 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55a2468e922f - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x55a2468eb5b4 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55a2468eb5b4 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55a2468ed327 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x55a2468ed00d - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55a246637b57 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x55a246637b57 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55a2468ed946 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x55a2468ed946 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55a2468ed659 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:649:13
[INFO] [stdout]   16:     0x55a2468ebcd6 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55a2468ed3f0 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55a24659cd45 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55a24659ce03 - core::panicking::panic::hb837a5ebbbe5b188
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:144:5
[INFO] [stdout]   20:     0x55a2465b4983 - rnr::bc::<impl rnr::common::Eval<rnr::bc::Bc> for rnr::ast::Block>::eval::had0688814f4c0017
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bc.rs:52:50
[INFO] [stdout]   21:     0x55a2465de773 - rnr::common::parse_test::hfaea6f2dc7465005
[INFO] [stdout]                                at /opt/rustwide/workdir/src/common.rs:31:18
[INFO] [stdout]   22:     0x55a2465e9f82 - rnr::bc::tests::test_block_let_2::h0cb61c92ce332648
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bc.rs:105:18
[INFO] [stdout]   23:     0x55a2465e9f47 - rnr::bc::tests::test_block_let_2::{{closure}}::h6eab7fa0626cae59
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bc.rs:104:26
[INFO] [stdout]   24:     0x55a2465ecf56 - core::ops::function::FnOnce::call_once::h8f7a6831bc1e5481
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55a24663d42f - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x55a24663d42f - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stdout]   27:     0x55a24663c1b1 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stdout]   28:     0x55a24663c1b1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x55a24663c1b1 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   30:     0x55a24663c1b1 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   31:     0x55a24663c1b1 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x55a24663c1b1 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stdout]   33:     0x55a24663c1b1 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stdout]   34:     0x55a2466034e6 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stdout]   35:     0x55a2466034e6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   36:     0x55a246608547 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x55a246608547 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x55a246608547 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   39:     0x55a246608547 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   40:     0x55a246608547 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x55a246608547 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x55a246608547 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x55a2468f24d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x55a2468f24d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   45:     0x55a2468f24d5 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7f51b93e7ac3 - <unknown>
[INFO] [stdout]   47:     0x7f51b9478bf4 - __clone
[INFO] [stdout]   48:                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] 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:     0x55a2468eb7d6 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55a2468eb7d6 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55a2468eb7d6 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55a2468eb7d6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55a246914ef0 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55a246914ef0 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55a2468e922f - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x55a2468eb5b4 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55a2468eb5b4 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55a2468ed327 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x55a2468ed00d - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55a246637b57 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x55a246637b57 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55a2468ed946 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x55a2468ed946 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55a2468ed692 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x55a2468ebcd6 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55a2468ed3f0 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55a24659cd45 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55a2465b4ad9 - rnr::bc::<impl rnr::common::Eval<rnr::bc::Bc> for rnr::ast::Prog>::eval::h579615353b7e47ca
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bc.rs:72:9
[INFO] [stdout]   20:     0x55a2465de453 - rnr::common::parse_test::he9f0d12f4de2adce
[INFO] [stdout]                                at /opt/rustwide/workdir/src/common.rs:31:18
[INFO] [stdout]   21:     0x55a2465ea0aa - rnr::bc::tests::test_prog_fn_sig::hf68859c9d42a9e0e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bc.rs:121:18
[INFO] [stdout]   22:     0x55a2465ea077 - rnr::bc::tests::test_prog_fn_sig::{{closure}}::h92442b8c63379ee8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bc.rs:120:26
[INFO] [stdout]   23:     0x55a2465ed916 - core::ops::function::FnOnce::call_once::hdd44af7cf4e6d041
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55a24663d42f - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55a24663d42f - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x55a24663c1b1 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x55a24663c1b1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x55a24663c1b1 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x55a24663c1b1 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x55a24663c1b1 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x55a24663c1b1 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x55a24663c1b1 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x55a2466034e6 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x55a2466034e6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x55a246608547 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x55a246608547 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x55a246608547 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x55a246608547 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x55a246608547 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x55a246608547 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x55a246608547 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x55a2468f24d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x55a2468f24d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x55a2468f24d5 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f51b93e7ac3 - <unknown>
[INFO] [stdout]   46:     0x7f51b9478bf4 - __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 0.19s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "e651c9026b348c0cb53e454b161c192f9a105e4f8c85b87664efdfeeca60ac81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e651c9026b348c0cb53e454b161c192f9a105e4f8c85b87664efdfeeca60ac81", kill_on_drop: false }`
[INFO] [stdout] e651c9026b348c0cb53e454b161c192f9a105e4f8c85b87664efdfeeca60ac81
