[INFO] cloning repository https://github.com/yguenduez/rust-101-impl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yguenduez/rust-101-impl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyguenduez%2Frust-101-impl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyguenduez%2Frust-101-impl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 89f343b300eb00e9f93da26c922a0ce2ab05f43f
[INFO] testing yguenduez/rust-101-impl against 1.94.0 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyguenduez%2Frust-101-impl" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yguenduez/rust-101-impl
[INFO] finished tweaking git repo https://github.com/yguenduez/rust-101-impl
[INFO] tweaked toml for git repo https://github.com/yguenduez/rust-101-impl written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yguenduez/rust-101-impl on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yguenduez/rust-101-impl 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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e22f5e7885485ac3b034c144948d0dfd7c6970bacb30fe7e86d84efd28c05f26
[INFO] running `Command { std: "docker" "start" "-a" "e22f5e7885485ac3b034c144948d0dfd7c6970bacb30fe7e86d84efd28c05f26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e22f5e7885485ac3b034c144948d0dfd7c6970bacb30fe7e86d84efd28c05f26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e22f5e7885485ac3b034c144948d0dfd7c6970bacb30fe7e86d84efd28c05f26", kill_on_drop: false }`
[INFO] [stdout] e22f5e7885485ac3b034c144948d0dfd7c6970bacb30fe7e86d84efd28c05f26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 932ce86f25122cb806f77c9a97828a2542dc3d38a0d7004a822182fbed97104a
[INFO] running `Command { std: "docker" "start" "-a" "932ce86f25122cb806f77c9a97828a2542dc3d38a0d7004a822182fbed97104a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling rust_101 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/functions.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/loops.rs:33:39
[INFO] [stdout]    |
[INFO] [stdout] 33 |     words.iter().fold(String::new(), |mut string, x| todo!())
[INFO] [stdout]    |                                       ----^^^^^^
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `string`
[INFO] [stdout]   --> src/loops.rs:33:39
[INFO] [stdout]    |
[INFO] [stdout] 33 |     words.iter().fold(String::new(), |mut string, x| todo!())
[INFO] [stdout]    |                                       ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/loops.rs:33:51
[INFO] [stdout]    |
[INFO] [stdout] 33 |     words.iter().fold(String::new(), |mut string, x| todo!())
[INFO] [stdout]    |                                                   ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_max` is never used
[INFO] [stdout]  --> src/branching.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn get_max(first: i32, second: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `picky_eater` is never used
[INFO] [stdout]  --> src/branching.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn picky_eater(food: &str) -> &str {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `another_picky_eater` is never used
[INFO] [stdout]   --> src/branching.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn another_picky_eater(food: &str) -> &str {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `loop_over_range` is never used
[INFO] [stdout]  --> src/loops.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn loop_over_range() -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum_over_vector` is never used
[INFO] [stdout]   --> src/loops.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn sum_over_vector(vector: &[i32]) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum_over_vector_functional` is never used
[INFO] [stdout]   --> src/loops.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn sum_over_vector_functional(vector: &[i32]) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `concat_words_functional` is never used
[INFO] [stdout]   --> src/loops.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn concat_words_functional(words: &[&str]) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Person` is never constructed
[INFO] [stdout]  --> src/structs.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Person {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_age`, `birthday`, and `get_name` are never used
[INFO] [stdout]   --> src/structs.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Person {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 11 |     pub fn get_age(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn birthday(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn get_name(&self) -> &str {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ItalianPerson` is never constructed
[INFO] [stdout]   --> src/traits.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct ItalianPerson;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `things_that_make_sound_static` is never used
[INFO] [stdout]   --> src/traits.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn things_that_make_sound_static<T: MakesSound>(list_of_things: Vec<T>) -> Vec<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `things_that_make_sound_dynamic` is never used
[INFO] [stdout]   --> src/traits.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn things_that_make_sound_dynamic(list_of_things: Vec<Box<dyn MakesSound>>) -> Vec<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "932ce86f25122cb806f77c9a97828a2542dc3d38a0d7004a822182fbed97104a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "932ce86f25122cb806f77c9a97828a2542dc3d38a0d7004a822182fbed97104a", kill_on_drop: false }`
[INFO] [stdout] 932ce86f25122cb806f77c9a97828a2542dc3d38a0d7004a822182fbed97104a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af2c1e9995898057b1ffed8a73fcc1aa01aa75a00b022dbbef776bb87fdf1eed
[INFO] running `Command { std: "docker" "start" "-a" "af2c1e9995898057b1ffed8a73fcc1aa01aa75a00b022dbbef776bb87fdf1eed", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/functions.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/loops.rs:33:39
[INFO] [stdout]    |
[INFO] [stdout] 33 |     words.iter().fold(String::new(), |mut string, x| todo!())
[INFO] [stdout]    |                                       ----^^^^^^
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `string`
[INFO] [stdout]   --> src/loops.rs:33:39
[INFO] [stdout]    |
[INFO] [stdout] 33 |     words.iter().fold(String::new(), |mut string, x| todo!())
[INFO] [stdout]    |                                       ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/loops.rs:33:51
[INFO] [stdout]    |
[INFO] [stdout] 33 |     words.iter().fold(String::new(), |mut string, x| todo!())
[INFO] [stdout]    |                                                   ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_max` is never used
[INFO] [stdout]  --> src/branching.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn get_max(first: i32, second: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `picky_eater` is never used
[INFO] [stdout]  --> src/branching.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn picky_eater(food: &str) -> &str {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `another_picky_eater` is never used
[INFO] [stdout]   --> src/branching.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn another_picky_eater(food: &str) -> &str {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `loop_over_range` is never used
[INFO] [stdout]  --> src/loops.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn loop_over_range() -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum_over_vector` is never used
[INFO] [stdout]   --> src/loops.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn sum_over_vector(vector: &[i32]) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum_over_vector_functional` is never used
[INFO] [stdout]   --> src/loops.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn sum_over_vector_functional(vector: &[i32]) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `concat_words_functional` is never used
[INFO] [stdout]   --> src/loops.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn concat_words_functional(words: &[&str]) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Person` is never constructed
[INFO] [stdout]  --> src/structs.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Person {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_age`, `birthday`, and `get_name` are never used
[INFO] [stdout]   --> src/structs.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Person {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 11 |     pub fn get_age(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn birthday(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn get_name(&self) -> &str {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ItalianPerson` is never constructed
[INFO] [stdout]   --> src/traits.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct ItalianPerson;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `things_that_make_sound_static` is never used
[INFO] [stdout]   --> src/traits.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn things_that_make_sound_static<T: MakesSound>(list_of_things: Vec<T>) -> Vec<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `things_that_make_sound_dynamic` is never used
[INFO] [stdout]   --> src/traits.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn things_that_make_sound_dynamic(list_of_things: Vec<Box<dyn MakesSound>>) -> Vec<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust_101 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/functions.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ItalianPerson`
[INFO] [stdout]   --> src/traits.rs:48:35
[INFO] [stdout]    |
[INFO] [stdout] 48 |     use crate::traits::{Cat, Dog, ItalianPerson, MakesSound, things_that_make_sound_dynamic};
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/loops.rs:33:39
[INFO] [stdout]    |
[INFO] [stdout] 33 |     words.iter().fold(String::new(), |mut string, x| todo!())
[INFO] [stdout]    |                                       ----^^^^^^
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `string`
[INFO] [stdout]   --> src/loops.rs:33:39
[INFO] [stdout]    |
[INFO] [stdout] 33 |     words.iter().fold(String::new(), |mut string, x| todo!())
[INFO] [stdout]    |                                       ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/loops.rs:33:51
[INFO] [stdout]    |
[INFO] [stdout] 33 |     words.iter().fold(String::new(), |mut string, x| todo!())
[INFO] [stdout]    |                                                   ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cat_sounds`
[INFO] [stdout]    --> src/traits.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let cat_sounds = things_that_make_sound_static(vec![Cat, Cat]);
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cat_sounds`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dog_sounds`
[INFO] [stdout]    --> src/traits.rs:101:13
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let dog_sounds = things_that_make_sound_static(vec![Dog, Dog]);
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dog_sounds`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ItalianPerson` is never constructed
[INFO] [stdout]   --> src/traits.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct ItalianPerson;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "af2c1e9995898057b1ffed8a73fcc1aa01aa75a00b022dbbef776bb87fdf1eed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af2c1e9995898057b1ffed8a73fcc1aa01aa75a00b022dbbef776bb87fdf1eed", kill_on_drop: false }`
[INFO] [stdout] af2c1e9995898057b1ffed8a73fcc1aa01aa75a00b022dbbef776bb87fdf1eed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d3b06007b744c2110b57492d108f47b4c0ca029ec8ba5ecd9dace2c86340c246
[INFO] running `Command { std: "docker" "start" "-a" "d3b06007b744c2110b57492d108f47b4c0ca029ec8ba5ecd9dace2c86340c246", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `core::num`
[INFO] [stderr]  --> src/functions.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use core::num;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/loops.rs:33:39
[INFO] [stderr]    |
[INFO] [stderr] 33 |     words.iter().fold(String::new(), |mut string, x| todo!())
[INFO] [stderr]    |                                       ----^^^^^^
[INFO] [stderr]    |                                       |
[INFO] [stderr]    |                                       help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `string`
[INFO] [stderr]   --> src/loops.rs:33:39
[INFO] [stderr]    |
[INFO] [stderr] 33 |     words.iter().fold(String::new(), |mut string, x| todo!())
[INFO] [stderr]    |                                       ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/loops.rs:33:51
[INFO] [stderr]    |
[INFO] [stderr] 33 |     words.iter().fold(String::new(), |mut string, x| todo!())
[INFO] [stderr]    |                                                   ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_max` is never used
[INFO] [stderr]  --> src/branching.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn get_max(first: i32, second: i32) -> i32 {
[INFO] [stderr]   |    ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `picky_eater` is never used
[INFO] [stderr]  --> src/branching.rs:9:4
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn picky_eater(food: &str) -> &str {
[INFO] [stderr]   |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `another_picky_eater` is never used
[INFO] [stderr]   --> src/branching.rs:19:4
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn another_picky_eater(food: &str) -> &str {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `loop_over_range` is never used
[INFO] [stderr]  --> src/loops.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn loop_over_range() -> i32 {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sum_over_vector` is never used
[INFO] [stderr]   --> src/loops.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn sum_over_vector(vector: &[i32]) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sum_over_vector_functional` is never used
[INFO] [stderr]   --> src/loops.rs:27:4
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn sum_over_vector_functional(vector: &[i32]) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `concat_words_functional` is never used
[INFO] [stderr]   --> src/loops.rs:32:4
[INFO] [stderr]    |
[INFO] [stderr] 32 | fn concat_words_functional(words: &[&str]) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Person` is never constructed
[INFO] [stderr]  --> src/structs.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct Person {
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `get_age`, `birthday`, and `get_name` are never used
[INFO] [stderr]   --> src/structs.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl Person {
[INFO] [stderr]    | ----------- methods in this implementation
[INFO] [stderr] 11 |     pub fn get_age(&self) -> u8 {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 15 |     pub fn birthday(&mut self) {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |     pub fn get_name(&self) -> &str {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ItalianPerson` is never constructed
[INFO] [stderr]   --> src/traits.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | struct ItalianPerson;
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `things_that_make_sound_static` is never used
[INFO] [stderr]   --> src/traits.rs:29:4
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn things_that_make_sound_static<T: MakesSound>(list_of_things: Vec<T>) -> Vec<String> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `things_that_make_sound_dynamic` is never used
[INFO] [stderr]   --> src/traits.rs:39:4
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn things_that_make_sound_dynamic(list_of_things: Vec<Box<dyn MakesSound>>) -> Vec<String> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_101` (lib) generated 16 warnings (run `cargo fix --lib -p rust_101` to apply 4 suggestions)
[INFO] [stderr] warning: unused import: `ItalianPerson`
[INFO] [stderr]   --> src/traits.rs:48:35
[INFO] [stderr]    |
[INFO] [stderr] 48 |     use crate::traits::{Cat, Dog, ItalianPerson, MakesSound, things_that_make_sound_dynamic};
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cat_sounds`
[INFO] [stderr]    --> src/traits.rs:100:13
[INFO] [stderr]     |
[INFO] [stderr] 100 |         let cat_sounds = things_that_make_sound_static(vec![Cat, Cat]);
[INFO] [stderr]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cat_sounds`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dog_sounds`
[INFO] [stderr]    --> src/traits.rs:101:13
[INFO] [stderr]     |
[INFO] [stderr] 101 |         let dog_sounds = things_that_make_sound_static(vec![Dog, Dog]);
[INFO] [stderr]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dog_sounds`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ItalianPerson` is never constructed
[INFO] [stderr]   --> src/traits.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | struct ItalianPerson;
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_101` (lib test) generated 8 warnings (4 duplicates) (run `cargo fix --lib -p rust_101 --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_101-e508875a2fb62434)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test branching::tests::given_different_foods_when_calling_another_picky_eater_then_return_feelings ... ok
[INFO] [stdout] test branching::tests::given_different_foods_when_calling_picky_eater_then_return_feelings ... ok
[INFO] [stdout] test functions::test::given_2_and_4_when_calling_get_max_then_return_4 ... ok
[INFO] [stdout] test functions::test::given_max_when_calling_hello_then_return_hello_max ... ok
[INFO] [stdout] test branching::tests::given_two_numbers_when_calling_get_bigger_returns_the_bigger_one ... ok
[INFO] [stdout] test structs::tests::given_a_person_when_called_get_age_returns_age ... ok
[INFO] [stdout] test functions::test::power_of_2_for_powers_a_number_by_2 ... ok
[INFO] [stdout] test functions::test::give_endress_folks_a_hearty_welcome ... ok
[INFO] [stdout] test traits::tests::a_cat_makes_a_miau_sound ... ok
[INFO] [stdout] test loops::test::loop_over_range_works ... ok
[INFO] [stdout] test loops::test::sum_over_vector_is_correct ... ok
[INFO] [stdout] test functions::test::given_number_when_called_times_3_then_returns_number_timed_3 ... ok
[INFO] [stdout] test structs::tests::given_a_person_when_called_get_name_then_returns_name ... ok
[INFO] [stdout] test structs::tests::given_a_person_when_called_birthday_then_age_increases_by_one ... ok
[INFO] [stdout] test traits::tests::a_dog_makes_woof_sound ... FAILED
[INFO] [stdout] test loops::test::concat_words_works ... FAILED
[INFO] [stdout] test traits::tests::a_zoo_of_animals_make_funny_sounds ... FAILED
[INFO] [stdout] test traits::tests::how_static_dispatch_looks_like ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- traits::tests::a_dog_makes_woof_sound stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'traits::tests::a_dog_makes_woof_sound' (39) panicked at src/traits.rs:21:9:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5bbcee561e32 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5bbcee561e32 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5bbcee561e32 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5bbcee561e32 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5bbcee571eaa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5bbcee571eaa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x5bbcee530b76 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5bbcee530b76 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5bbcee541319 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5bbcee541319 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5bbcee5411b1 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5bbcee50585e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5bbcee50585e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5bbcee541592 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5bbcee541592 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5bbcee54140a - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x5bbcee53c969 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5bbcee5259ad - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5bbcee57923c - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5bbcee579202 - core::panicking::panic::hbff2745fd4c5afec
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x5bbcee4e255e - <rust_101::traits::Dog as rust_101::traits::MakesSound>::make_sound::h4171f7b5b3c0ee15
[INFO] [stdout]                                at /opt/rustwide/workdir/src/traits.rs:21:9
[INFO] [stdout]   21:     0x5bbcee4e36b3 - rust_101::traits::tests::a_dog_makes_woof_sound::hf75a02cfbce84b20
[INFO] [stdout]                                at /opt/rustwide/workdir/src/traits.rs:61:24
[INFO] [stdout]   22:     0x5bbcee4e3797 - rust_101::traits::tests::a_dog_makes_woof_sound::{{closure}}::h16928ab0884a7258
[INFO] [stdout]                                at /opt/rustwide/workdir/src/traits.rs:59:32
[INFO] [stdout]   23:     0x5bbcee4e04c6 - core::ops::function::FnOnce::call_once::h9c8d63c863203487
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5bbcee50561b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5bbcee50561b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5bbcee51902a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5bbcee51902a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5bbcee51902a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5bbcee51902a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5bbcee51902a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5bbcee51902a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5bbcee51902a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5bbcee4f3484 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5bbcee4f3484 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5bbcee4f6e22 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5bbcee4f6e22 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5bbcee4f6e22 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5bbcee4f6e22 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5bbcee4f6e22 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5bbcee4f6e22 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5bbcee4f6e22 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5bbcee537bff - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5bbcee537bff - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   44:     0x7a99bc3eaaa4 - <unknown>
[INFO] [stdout]   45:     0x7a99bc477a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- loops::test::concat_words_works stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'loops::test::concat_words_works' (32) panicked at src/loops.rs:33:54:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5bbcee561e32 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5bbcee561e32 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5bbcee561e32 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5bbcee561e32 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5bbcee571eaa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5bbcee571eaa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x5bbcee530b76 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5bbcee530b76 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5bbcee541319 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5bbcee541319 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5bbcee5411b1 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5bbcee50585e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5bbcee50585e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5bbcee541592 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5bbcee541592 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5bbcee54140a - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x5bbcee53c969 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5bbcee5259ad - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5bbcee57923c - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5bbcee579202 - core::panicking::panic::hbff2745fd4c5afec
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x5bbcee4e2e4e - rust_101::loops::concat_words_functional::{{closure}}::h2043894bd114d4b4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/loops.rs:33:54
[INFO] [stdout]   21:     0x5bbcee4e62ea - <core::slice::iter::Iter<T> as core::iter::traits::iterator::Iterator>::fold::ha46deda415f8752f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/slice/iter/macros.rs:279:27
[INFO] [stdout]   22:     0x5bbcee4e2e12 - rust_101::loops::concat_words_functional::h96773d49d87de2e4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/loops.rs:33:18
[INFO] [stdout]   23:     0x5bbcee4e2fe9 - rust_101::loops::test::concat_words_works::hb4d38b39248e6000
[INFO] [stdout]                                at /opt/rustwide/workdir/src/loops.rs:57:20
[INFO] [stdout]   24:     0x5bbcee4e30e7 - rust_101::loops::test::concat_words_works::{{closure}}::h3e47ad97114f362d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/loops.rs:55:28
[INFO] [stdout]   25:     0x5bbcee4e0486 - core::ops::function::FnOnce::call_once::h8ff6004e1ebb4759
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x5bbcee50561b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x5bbcee50561b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   28:     0x5bbcee51902a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   29:     0x5bbcee51902a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   30:     0x5bbcee51902a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   31:     0x5bbcee51902a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   32:     0x5bbcee51902a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x5bbcee51902a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   34:     0x5bbcee51902a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   35:     0x5bbcee4f3484 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   36:     0x5bbcee4f3484 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   37:     0x5bbcee4f6e22 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   38:     0x5bbcee4f6e22 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   39:     0x5bbcee4f6e22 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   40:     0x5bbcee4f6e22 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   41:     0x5bbcee4f6e22 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   42:     0x5bbcee4f6e22 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   43:     0x5bbcee4f6e22 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x5bbcee537bff - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   45:     0x5bbcee537bff - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   46:     0x7a99bc3eaaa4 - <unknown>
[INFO] [stdout]   47:     0x7a99bc477a64 - clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- traits::tests::a_zoo_of_animals_make_funny_sounds stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'traits::tests::a_zoo_of_animals_make_funny_sounds' (40) panicked at src/traits.rs:21:9:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5bbcee561e32 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5bbcee561e32 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5bbcee561e32 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5bbcee561e32 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5bbcee571eaa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5bbcee571eaa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x5bbcee530b76 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5bbcee530b76 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5bbcee541319 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5bbcee541319 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5bbcee5411b1 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5bbcee50585e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5bbcee50585e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5bbcee541592 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5bbcee541592 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5bbcee54140a - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x5bbcee53c969 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5bbcee5259ad - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5bbcee57923c - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5bbcee579202 - core::panicking::panic::hbff2745fd4c5afec
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x5bbcee4e255e - <rust_101::traits::Dog as rust_101::traits::MakesSound>::make_sound::h4171f7b5b3c0ee15
[INFO] [stdout]                                at /opt/rustwide/workdir/src/traits.rs:21:9
[INFO] [stdout]   21:     0x5bbcee4e368f - rust_101::traits::things_that_make_sound_dynamic::{{closure}}::hcfd09df1c79ec7a7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/traits.rs:42:28
[INFO] [stdout]   22:     0x5bbcee4e125c - core::iter::adapters::map::map_fold::{{closure}}::h4ee4d9b78e7f5311
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/iter/adapters/map.rs:88:28
[INFO] [stdout]   23:     0x5bbcee4e6810 - <core::slice::iter::Iter<T> as core::iter::traits::iterator::Iterator>::fold::hed24253e9dee02c6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/slice/iter/macros.rs:279:27
[INFO] [stdout]   24:     0x5bbcee4df922 - <core::iter::adapters::map::Map<I,F> as core::iter::traits::iterator::Iterator>::fold::hfbccfedef4e2a7ac
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/iter/adapters/map.rs:128:19
[INFO] [stdout]   25:     0x5bbcee4e118f - core::iter::traits::iterator::Iterator::for_each::hd55649fbdc39bf41
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/iter/traits/iterator.rs:832:14
[INFO] [stdout]   26:     0x5bbcee4e1d1e - alloc::vec::Vec<T,A>::extend_trusted::hd47d427a8ff2dbb5
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/vec/mod.rs:3937:26
[INFO] [stdout]   27:     0x5bbcee4e4a07 - <alloc::vec::Vec<T,A> as alloc::vec::spec_extend::SpecExtend<T,I>>::spec_extend::hd5a489e4b8681c45
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/vec/spec_extend.rs:27:14
[INFO] [stdout]   28:     0x5bbcee4dfdff - <alloc::vec::Vec<T> as alloc::vec::spec_from_iter_nested::SpecFromIterNested<T,I>>::from_iter::hebd840d709b16e87
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/vec/spec_from_iter_nested.rs:60:16
[INFO] [stdout]   29:     0x5bbcee4e4a8a - <alloc::vec::Vec<T> as alloc::vec::spec_from_iter::SpecFromIter<T,I>>::from_iter::hf510545ab48f1a24
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/vec/spec_from_iter.rs:33:9
[INFO] [stdout]   30:     0x5bbcee4e49a4 - <alloc::vec::Vec<T> as core::iter::traits::collect::FromIterator<T>>::from_iter::h9a9ce40f64d6fd26
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/vec/mod.rs:3801:9
[INFO] [stdout]   31:     0x5bbcee4e10ca - core::iter::traits::iterator::Iterator::collect::hfbf458684dd838d4
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/iter/traits/iterator.rs:2035:9
[INFO] [stdout]   32:     0x5bbcee4e3640 - rust_101::traits::things_that_make_sound_dynamic::h58add3289dce690d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/traits.rs:43:10
[INFO] [stdout]   33:     0x5bbcee4e3c14 - rust_101::traits::tests::a_zoo_of_animals_make_funny_sounds::h0de2927a2e944664
[INFO] [stdout]                                at /opt/rustwide/workdir/src/traits.rs:79:22
[INFO] [stdout]   34:     0x5bbcee4e3f27 - rust_101::traits::tests::a_zoo_of_animals_make_funny_sounds::{{closure}}::ha43636fddf855d70
[INFO] [stdout]                                at /opt/rustwide/workdir/src/traits.rs:74:44
[INFO] [stdout]   35:     0x5bbcee4e0606 - core::ops::function::FnOnce::call_once::he0035187514fd94c
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   36:     0x5bbcee50561b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   37:     0x5bbcee50561b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   38:     0x5bbcee51902a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   39:     0x5bbcee51902a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   40:     0x5bbcee51902a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   41:     0x5bbcee51902a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   42:     0x5bbcee51902a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   43:     0x5bbcee51902a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   44:     0x5bbcee51902a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   45:     0x5bbcee4f3484 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   46:     0x5bbcee4f3484 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   47:     0x5bbcee4f6e22 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   48:     0x5bbcee4f6e22 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   49:     0x5bbcee4f6e22 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   50:     0x5bbcee4f6e22 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   51:     0x5bbcee4f6e22 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   52:     0x5bbcee4f6e22 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   53:     0x5bbcee4f6e22 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   54:     0x5bbcee537bff - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   55:     0x5bbcee537bff - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   56:     0x7a99bc3eaaa4 - <unknown>
[INFO] [stdout]   57:     0x7a99bc477a64 - clone
[INFO] [stdout]   58:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- traits::tests::how_static_dispatch_looks_like stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'traits::tests::how_static_dispatch_looks_like' (41) panicked at src/traits.rs:21:9:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5bbcee561e32 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5bbcee561e32 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5bbcee561e32 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5bbcee561e32 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5bbcee571eaa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5bbcee571eaa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x5bbcee530b76 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5bbcee530b76 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5bbcee541319 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5bbcee541319 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5bbcee5411b1 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5bbcee50585e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5bbcee50585e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5bbcee541592 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5bbcee541592 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5bbcee54140a - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x5bbcee53c969 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5bbcee5259ad - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5bbcee57923c - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5bbcee579202 - core::panicking::panic::hbff2745fd4c5afec
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x5bbcee4e255e - <rust_101::traits::Dog as rust_101::traits::MakesSound>::make_sound::h4171f7b5b3c0ee15
[INFO] [stdout]                                at /opt/rustwide/workdir/src/traits.rs:21:9
[INFO] [stdout]   21:     0x5bbcee4e3558 - rust_101::traits::things_that_make_sound_static::{{closure}}::hb60fae0cf82d59bc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/traits.rs:34:28
[INFO] [stdout]   22:     0x5bbcee4e12ec - core::iter::adapters::map::map_fold::{{closure}}::hb40262037dcfe56a
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/iter/adapters/map.rs:88:28
[INFO] [stdout]   23:     0x5bbcee4e645f - <core::slice::iter::Iter<T> as core::iter::traits::iterator::Iterator>::fold::hd91ad4207cc8a56f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/slice/iter/macros.rs:279:27
[INFO] [stdout]   24:     0x5bbcee4df8a2 - <core::iter::adapters::map::Map<I,F> as core::iter::traits::iterator::Iterator>::fold::h60e6ff95929f368f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/iter/adapters/map.rs:128:19
[INFO] [stdout]   25:     0x5bbcee4e110f - core::iter::traits::iterator::Iterator::for_each::h6b0e694bf00a5bff
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/iter/traits/iterator.rs:832:14
[INFO] [stdout]   26:     0x5bbcee4e1a9e - alloc::vec::Vec<T,A>::extend_trusted::h1bf662939cb1ad30
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/vec/mod.rs:3937:26
[INFO] [stdout]   27:     0x5bbcee4e49c7 - <alloc::vec::Vec<T,A> as alloc::vec::spec_extend::SpecExtend<T,I>>::spec_extend::h2d81a0f00b23bb3c
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/vec/spec_extend.rs:27:14
[INFO] [stdout]   28:     0x5bbcee4dfb5f - <alloc::vec::Vec<T> as alloc::vec::spec_from_iter_nested::SpecFromIterNested<T,I>>::from_iter::ha15acfc2f41f38ed
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/vec/spec_from_iter_nested.rs:60:16
[INFO] [stdout]   29:     0x5bbcee4e4a5a - <alloc::vec::Vec<T> as alloc::vec::spec_from_iter::SpecFromIter<T,I>>::from_iter::h1e79ab0ad146fa50
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/vec/spec_from_iter.rs:33:9
[INFO] [stdout]   30:     0x5bbcee4e4954 - <alloc::vec::Vec<T> as core::iter::traits::collect::FromIterator<T>>::from_iter::h23d3981742f3c9de
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/vec/mod.rs:3801:9
[INFO] [stdout]   31:     0x5bbcee4e106a - core::iter::traits::iterator::Iterator::collect::h16403ca83cd3be0e
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/iter/traits/iterator.rs:2035:9
[INFO] [stdout]   32:     0x5bbcee4e3500 - rust_101::traits::things_that_make_sound_static::h9fd21c1f794d0640
[INFO] [stdout]                                at /opt/rustwide/workdir/src/traits.rs:35:10
[INFO] [stdout]   33:     0x5bbcee4e39e9 - rust_101::traits::tests::how_static_dispatch_looks_like::h8046a033606c9179
[INFO] [stdout]                                at /opt/rustwide/workdir/src/traits.rs:101:26
[INFO] [stdout]   34:     0x5bbcee4e3a37 - rust_101::traits::tests::how_static_dispatch_looks_like::{{closure}}::h650b399f53d7cf45
[INFO] [stdout]                                at /opt/rustwide/workdir/src/traits.rs:94:40
[INFO] [stdout]   35:     0x5bbcee4e0506 - core::ops::function::FnOnce::call_once::ha11cced66c42f773
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   36:     0x5bbcee50561b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   37:     0x5bbcee50561b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   38:     0x5bbcee51902a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   39:     0x5bbcee51902a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   40:     0x5bbcee51902a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   41:     0x5bbcee51902a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   42:     0x5bbcee51902a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   43:     0x5bbcee51902a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   44:     0x5bbcee51902a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   45:     0x5bbcee4f3484 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   46:     0x5bbcee4f3484 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   47:     0x5bbcee4f6e22 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   48:     0x5bbcee4f6e22 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   49:     0x5bbcee4f6e22 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   50:     0x5bbcee4f6e22 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   51:     0x5bbcee4f6e22 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   52:     0x5bbcee4f6e22 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   53:     0x5bbcee4f6e22 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   54:     0x5bbcee537bff - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   55:     0x5bbcee537bff - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   56:     0x7a99bc3eaaa4 - <unknown>
[INFO] [stdout]   57:     0x7a99bc477a64 - clone
[INFO] [stdout]   58:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     loops::test::concat_words_works
[INFO] [stdout]     traits::tests::a_dog_makes_woof_sound
[INFO] [stdout]     traits::tests::a_zoo_of_animals_make_funny_sounds
[INFO] [stdout]     traits::tests::how_static_dispatch_looks_like
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 14 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "d3b06007b744c2110b57492d108f47b4c0ca029ec8ba5ecd9dace2c86340c246", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3b06007b744c2110b57492d108f47b4c0ca029ec8ba5ecd9dace2c86340c246", kill_on_drop: false }`
[INFO] [stdout] d3b06007b744c2110b57492d108f47b4c0ca029ec8ba5ecd9dace2c86340c246
