[INFO] cloning repository https://github.com/darylhjd/learning-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/darylhjd/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarylhjd%2Flearning-rust", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b539e1230978bf3e7259487667214072f9fb01a
[INFO] testing darylhjd/learning-rust against master#cced03bfd61a304243a34504618ecec86c17063f for pr-154065-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarylhjd%2Flearning-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/darylhjd/learning-rust
[INFO] finished tweaking git repo https://github.com/darylhjd/learning-rust
[INFO] tweaked toml for git repo https://github.com/darylhjd/learning-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/darylhjd/learning-rust on toolchain cced03bfd61a304243a34504618ecec86c17063f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/darylhjd/learning-rust 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" "+cced03bfd61a304243a34504618ecec86c17063f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.27
[INFO] [stderr]   Downloaded redox_users v0.3.5
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cfef37352a6cab3d913b2097aad479afb85e7838740249ae51561e62fc598f3
[INFO] running `Command { std: "docker" "start" "-a" "9cfef37352a6cab3d913b2097aad479afb85e7838740249ae51561e62fc598f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cfef37352a6cab3d913b2097aad479afb85e7838740249ae51561e62fc598f3", kill_on_drop: false }`
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[INFO] [stdout] 9cfef37352a6cab3d913b2097aad479afb85e7838740249ae51561e62fc598f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e2eedfbe05ef26366dfc832a21b03beb90fb0b77c8512f8021eca90c0f1aff8
[INFO] running `Command { std: "docker" "start" "-a" "7e2eedfbe05ef26366dfc832a21b03beb90fb0b77c8512f8021eca90c0f1aff8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling learning-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `dedup`, `filter`, and `sum`
[INFO] [stdout]  --> src/hw01/tests_provided.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::problem1::{dedup, filter, sum};
[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: `super::problem2::mat_mult`
[INFO] [stdout]  --> src/hw01/tests_provided.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::problem2::mat_mult;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::problem3::sieve`
[INFO] [stdout]  --> src/hw01/tests_provided.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::problem3::sieve;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Peg` and `hanoi`
[INFO] [stdout]  --> src/hw01/tests_provided.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::problem4::{hanoi, Peg};
[INFO] [stdout]   |                       ^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum` is never used
[INFO] [stdout]  --> src/hw01/problem1.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn sum(slice: &[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 `dedup` is never used
[INFO] [stdout]  --> src/hw01/problem1.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn dedup(vs: &Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `filter` is never used
[INFO] [stdout]   --> src/hw01/problem1.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn filter(vs: &Vec<i32>, pred: &dyn Fn(i32) -> bool) -> Vec<i32> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Matrix` is never used
[INFO] [stdout]  --> src/hw01/problem2.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type Matrix = Vec<Vec<f32>>;
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mat_mult` is never used
[INFO] [stdout]  --> src/hw01/problem2.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn mat_mult(mat1: &Matrix, mat2: &Matrix) -> Matrix {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sieve` is never used
[INFO] [stdout]  --> src/hw01/problem3.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn sieve(n: u32) -> Vec<u32> {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Peg` is never used
[INFO] [stdout]  --> src/hw01/problem4.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum Peg {
[INFO] [stdout]   |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Move` is never used
[INFO] [stdout]   --> src/hw01/problem4.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub type Move = (Peg, Peg);
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hanoi` is never used
[INFO] [stdout]   --> src/hw01/problem4.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn hanoi(num_discs: u32, src: Peg, aux: Peg, dst: Peg) -> Vec<Move> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Link` is never used
[INFO] [stdout]  --> src/hw02/first.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum Link {
[INFO] [stdout]   |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/hw02/first.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Node {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BST` is never constructed
[INFO] [stdout]   --> src/hw02/first.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct BST {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `insert`, and `search` are never used
[INFO] [stdout]   --> src/hw02/first.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl BST {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 21 |     // Create a new BST.
[INFO] [stdout] 22 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn insert(&mut self, element: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn search(&self, element: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `insert` and `search` are never used
[INFO] [stdout]   --> src/hw02/first.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl Link {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 40 |     fn insert(&mut self, element: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn search(&self, element: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Link` is never used
[INFO] [stdout]  --> src/hw03/second.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | type Link<T> = Option<Box<Node<T>>>;
[INFO] [stdout]   |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `InsertSearch` is never used
[INFO] [stdout]  --> src/hw03/second.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait InsertSearch<T> {
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]   --> src/hw03/second.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Node<T> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BST` is never constructed
[INFO] [stdout]   --> src/hw03/second.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct BST<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `insert`, and `search` are never used
[INFO] [stdout]   --> src/hw03/second.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | / impl<T> BST<T>
[INFO] [stdout] 22 | |     where T: Ord {
[INFO] [stdout]    | |________________- associated items in this implementation
[INFO] [stdout] 23 |       // Create a new BST.
[INFO] [stdout] 24 |       pub fn new() -> Self {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |       pub fn insert(&mut self, element: T) -> bool {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |       pub fn search(&self, element: T) -> bool {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.57s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.22.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "7e2eedfbe05ef26366dfc832a21b03beb90fb0b77c8512f8021eca90c0f1aff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e2eedfbe05ef26366dfc832a21b03beb90fb0b77c8512f8021eca90c0f1aff8", kill_on_drop: false }`
[INFO] [stdout] 7e2eedfbe05ef26366dfc832a21b03beb90fb0b77c8512f8021eca90c0f1aff8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d7ebb41d60aae6709da81bdd620e97ae32d6ac454f43c9c603c6237f5318aca
[INFO] running `Command { std: "docker" "start" "-a" "6d7ebb41d60aae6709da81bdd620e97ae32d6ac454f43c9c603c6237f5318aca", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `dedup`, `filter`, and `sum`
[INFO] [stdout]  --> src/hw01/tests_provided.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::problem1::{dedup, filter, sum};
[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: `super::problem2::mat_mult`
[INFO] [stdout]  --> src/hw01/tests_provided.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::problem2::mat_mult;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::problem3::sieve`
[INFO] [stdout]  --> src/hw01/tests_provided.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::problem3::sieve;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Peg` and `hanoi`
[INFO] [stdout]  --> src/hw01/tests_provided.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::problem4::{hanoi, Peg};
[INFO] [stdout]   |                       ^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum` is never used
[INFO] [stdout]  --> src/hw01/problem1.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn sum(slice: &[i32]) -> i32 {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling learning-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `dedup` is never used
[INFO] [stdout]  --> src/hw01/problem1.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn dedup(vs: &Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `filter` is never used
[INFO] [stdout]   --> src/hw01/problem1.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn filter(vs: &Vec<i32>, pred: &dyn Fn(i32) -> bool) -> Vec<i32> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Matrix` is never used
[INFO] [stdout]  --> src/hw01/problem2.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type Matrix = Vec<Vec<f32>>;
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mat_mult` is never used
[INFO] [stdout]  --> src/hw01/problem2.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn mat_mult(mat1: &Matrix, mat2: &Matrix) -> Matrix {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sieve` is never used
[INFO] [stdout]  --> src/hw01/problem3.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn sieve(n: u32) -> Vec<u32> {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Peg` is never used
[INFO] [stdout]  --> src/hw01/problem4.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum Peg {
[INFO] [stdout]   |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Move` is never used
[INFO] [stdout]   --> src/hw01/problem4.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub type Move = (Peg, Peg);
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hanoi` is never used
[INFO] [stdout]   --> src/hw01/problem4.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn hanoi(num_discs: u32, src: Peg, aux: Peg, dst: Peg) -> Vec<Move> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Link` is never used
[INFO] [stdout]  --> src/hw02/first.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum Link {
[INFO] [stdout]   |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/hw02/first.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Node {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BST` is never constructed
[INFO] [stdout]   --> src/hw02/first.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct BST {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `insert`, and `search` are never used
[INFO] [stdout]   --> src/hw02/first.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl BST {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 21 |     // Create a new BST.
[INFO] [stdout] 22 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn insert(&mut self, element: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn search(&self, element: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `insert` and `search` are never used
[INFO] [stdout]   --> src/hw02/first.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl Link {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 40 |     fn insert(&mut self, element: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn search(&self, element: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Link` is never used
[INFO] [stdout]  --> src/hw03/second.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | type Link<T> = Option<Box<Node<T>>>;
[INFO] [stdout]   |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `InsertSearch` is never used
[INFO] [stdout]  --> src/hw03/second.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait InsertSearch<T> {
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]   --> src/hw03/second.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Node<T> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BST` is never constructed
[INFO] [stdout]   --> src/hw03/second.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct BST<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `insert`, and `search` are never used
[INFO] [stdout]   --> src/hw03/second.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | / impl<T> BST<T>
[INFO] [stdout] 22 | |     where T: Ord {
[INFO] [stdout]    | |________________- associated items in this implementation
[INFO] [stdout] 23 |       // Create a new BST.
[INFO] [stdout] 24 |       pub fn new() -> Self {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |       pub fn insert(&mut self, element: T) -> bool {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |       pub fn search(&self, element: T) -> bool {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.22.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "6d7ebb41d60aae6709da81bdd620e97ae32d6ac454f43c9c603c6237f5318aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d7ebb41d60aae6709da81bdd620e97ae32d6ac454f43c9c603c6237f5318aca", kill_on_drop: false }`
[INFO] [stdout] 6d7ebb41d60aae6709da81bdd620e97ae32d6ac454f43c9c603c6237f5318aca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 76cce1976351f907abaac581c19775ff0f79a8302361a024fa4f8541296c1bbc
[INFO] running `Command { std: "docker" "start" "-a" "76cce1976351f907abaac581c19775ff0f79a8302361a024fa4f8541296c1bbc", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `dedup`, `filter`, and `sum`
[INFO] [stderr]  --> src/hw01/tests_provided.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::problem1::{dedup, filter, sum};
[INFO] [stderr]   |                       ^^^^^  ^^^^^^  ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::problem2::mat_mult`
[INFO] [stderr]  --> src/hw01/tests_provided.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use super::problem2::mat_mult;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::problem3::sieve`
[INFO] [stderr]  --> src/hw01/tests_provided.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use super::problem3::sieve;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Peg` and `hanoi`
[INFO] [stderr]  --> src/hw01/tests_provided.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | use super::problem4::{hanoi, Peg};
[INFO] [stderr]   |                       ^^^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sum` is never used
[INFO] [stderr]  --> src/hw01/problem1.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn sum(slice: &[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 `dedup` is never used
[INFO] [stderr]  --> src/hw01/problem1.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn dedup(vs: &Vec<i32>) -> Vec<i32> {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `filter` is never used
[INFO] [stderr]   --> src/hw01/problem1.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn filter(vs: &Vec<i32>, pred: &dyn Fn(i32) -> bool) -> Vec<i32> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Matrix` is never used
[INFO] [stderr]  --> src/hw01/problem2.rs:2:10
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub type Matrix = Vec<Vec<f32>>;
[INFO] [stderr]   |          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `mat_mult` is never used
[INFO] [stderr]  --> src/hw01/problem2.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn mat_mult(mat1: &Matrix, mat2: &Matrix) -> Matrix {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sieve` is never used
[INFO] [stderr]  --> src/hw01/problem3.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn sieve(n: u32) -> Vec<u32> {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Peg` is never used
[INFO] [stderr]  --> src/hw01/problem4.rs:7:10
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub enum Peg {
[INFO] [stderr]   |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Move` is never used
[INFO] [stderr]   --> src/hw01/problem4.rs:14:10
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Move = (Peg, Peg);
[INFO] [stderr]    |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `hanoi` is never used
[INFO] [stderr]   --> src/hw01/problem4.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn hanoi(num_discs: u32, src: Peg, aux: Peg, dst: Peg) -> Vec<Move> {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Link` is never used
[INFO] [stderr]  --> src/hw02/first.rs:3:6
[INFO] [stderr]   |
[INFO] [stderr] 3 | enum Link {
[INFO] [stderr]   |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Node` is never constructed
[INFO] [stderr]  --> src/hw02/first.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | struct Node {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BST` is never constructed
[INFO] [stderr]   --> src/hw02/first.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct BST {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `insert`, and `search` are never used
[INFO] [stderr]   --> src/hw02/first.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | impl BST {
[INFO] [stderr]    | -------- associated items in this implementation
[INFO] [stderr] 21 |     // Create a new BST.
[INFO] [stderr] 22 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 |     pub fn insert(&mut self, element: i32) -> bool {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 34 |     pub fn search(&self, element: i32) -> bool {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `insert` and `search` are never used
[INFO] [stderr]   --> src/hw02/first.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 39 | impl Link {
[INFO] [stderr]    | --------- methods in this implementation
[INFO] [stderr] 40 |     fn insert(&mut self, element: i32) -> bool {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 64 |     fn search(&self, element: i32) -> bool {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Link` is never used
[INFO] [stderr]  --> src/hw03/second.rs:2:6
[INFO] [stderr]   |
[INFO] [stderr] 2 | type Link<T> = Option<Box<Node<T>>>;
[INFO] [stderr]   |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `InsertSearch` is never used
[INFO] [stderr]  --> src/hw03/second.rs:4:7
[INFO] [stderr]   |
[INFO] [stderr] 4 | trait InsertSearch<T> {
[INFO] [stderr]   |       ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Node` is never constructed
[INFO] [stderr]   --> src/hw03/second.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct Node<T> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BST` is never constructed
[INFO] [stderr]   --> src/hw03/second.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct BST<T> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `insert`, and `search` are never used
[INFO] [stderr]   --> src/hw03/second.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | / impl<T> BST<T>
[INFO] [stderr] 22 | |     where T: Ord {
[INFO] [stderr]    | |________________- associated items in this implementation
[INFO] [stderr] 23 |       // Create a new BST.
[INFO] [stderr] 24 |       pub fn new() -> Self {
[INFO] [stderr]    |              ^^^
[INFO] [stderr] ...
[INFO] [stderr] 31 |       pub fn insert(&mut self, element: T) -> bool {
[INFO] [stderr]    |              ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 36 |       pub fn search(&self, element: T) -> bool {
[INFO] [stderr]    |              ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `learning-rust` (lib) generated 23 warnings (run `cargo fix --lib -p learning-rust` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.22.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/learning_rust-16312a26ba8131e0)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test hw01::tests_provided::problem_1::test_dedup_small ... ok
[INFO] [stdout] test hw01::tests_provided::problem_1::test_filter_small ... ok
[INFO] [stdout] test hw01::tests_provided::problem_1::test_sum_small ... ok
[INFO] [stdout] test hw01::tests_provided::problem_2::test_mat_mult_identity ... ok
[INFO] [stdout] test hw01::tests_provided::problem_4::test_hanoi_1_disks ... ok
[INFO] [stdout] test hw01::tests_provided::problem_3::test_sieve_basic ... ok
[INFO] [stdout] test hw02::first::test::test_bst ... ok
[INFO] [stdout] test hw03::second::test::test_bst ... ok
[INFO] [stdout] test learning_projects::beginner::tests::test_backwards_string ... ok
[INFO] [stdout] test learning_projects::beginner::tests::test_calculator ... ok
[INFO] [stdout] test learning_projects::beginner::tests::test_check_palindrome ... ok
[INFO] [stdout] test learning_projects::beginner::tests::test_convert_currency ... ok
[INFO] [stdout] test learning_projects::beginner::tests::test_count_vow_cons ... ok
[INFO] [stdout] test learning_projects::beginner::tests::test_factorial ... ok
[INFO] [stdout] test learning_projects::beginner::tests::test_piggy_bank ... ok
[INFO] [stdout] test learning_projects::intermediate::test::test_check_prime ... ok
[INFO] [stdout] test learning_projects::intermediate::test::test_rot13 ... ok
[INFO] [stdout] test learning_projects::beginner::tests::test_find_fifth_root ... ok
[INFO] [stdout] test learning_projects::intermediate::test::test_prime_pairs ... ok
[INFO] [stdout] test learning_projects::beginner::tests::test_word_scramble ... ok
[INFO] [stdout] test learning_projects::intermediate::test::test_parse_xml ... FAILED
[INFO] [stdout] test learning_projects::intermediate::test::test_quiz ... FAILED
[INFO] [stdout] test learning_projects::intermediate::test::test_matrix ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- learning_projects::intermediate::test::test_parse_xml stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'learning_projects::intermediate::test::test_parse_xml' (37) panicked at src/learning_projects/intermediate.rs:302:58:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61c3b05409a8 - std[929523f510218772]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61c3b05409a8 - std[929523f510218772]::backtrace_rs::backtrace::trace_unsynchronized::<std[929523f510218772]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61c3b05409a8 - std[929523f510218772]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61c3b05409a8 - <<std[929523f510218772]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[28b146924c2f19c6]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61c3b055607a - <core[28b146924c2f19c6]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61c3b055607a - core[28b146924c2f19c6]::fmt::write
[INFO] [stdout]    6:     0x61c3b05452d2 - std[929523f510218772]::io::default_write_fmt::<alloc[95e62e727ddf147d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x61c3b05452d2 - <alloc[95e62e727ddf147d]::vec::Vec<u8> as std[929523f510218772]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x61c3b051f816 - <std[929523f510218772]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x61c3b051f816 - std[929523f510218772]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61c3b0538bb9 - std[929523f510218772]::panicking::default_hook
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61c3b04c17dc - <alloc[95e62e727ddf147d]::boxed::Box<dyn for<'a, 'b> core[28b146924c2f19c6]::ops::function::Fn<(&'a std[929523f510218772]::panic::PanicHookInfo<'b>,), Output = ()> + core[28b146924c2f19c6]::marker::Sync + core[28b146924c2f19c6]::marker::Send> as core[28b146924c2f19c6]::ops::function::Fn<(&std[929523f510218772]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/alloc/src/boxed.rs:2291:9
[INFO] [stdout]   12:     0x61c3b04c17dc - test[6ec0502068880816]::test_main_inner::<test[6ec0502068880816]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x61c3b0538d72 - <alloc[95e62e727ddf147d]::boxed::Box<dyn for<'a, 'b> core[28b146924c2f19c6]::ops::function::Fn<(&'a std[929523f510218772]::panic::PanicHookInfo<'b>,), Output = ()> + core[28b146924c2f19c6]::marker::Sync + core[28b146924c2f19c6]::marker::Send> as core[28b146924c2f19c6]::ops::function::Fn<(&std[929523f510218772]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/alloc/src/boxed.rs:2291:9
[INFO] [stdout]   14:     0x61c3b0538d72 - std[929523f510218772]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61c3b051f8d2 - std[929523f510218772]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61c3b0514959 - std[929523f510218772]::sys::backtrace::__rust_end_short_backtrace::<std[929523f510218772]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x61c3b05205ed - __rustc[acf6043c977865fb]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61c3b055680c - core[28b146924c2f19c6]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61c3b0556582 - core[28b146924c2f19c6]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/result.rs:1872:5
[INFO] [stdout]   20:     0x61c3b04759ff - <core[28b146924c2f19c6]::result::Result<alloc[95e62e727ddf147d]::vec::Vec<alloc[95e62e727ddf147d]::string::String>, alloc[95e62e727ddf147d]::boxed::Box<dyn core[28b146924c2f19c6]::error::Error>>>::unwrap
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x61c3b04759ff - learning_rust[c369d01a1a9d28f]::learning_projects::intermediate::test::test_parse_xml
[INFO] [stdout]                                at /opt/rustwide/workdir/src/learning_projects/intermediate.rs:302:58
[INFO] [stdout]   22:     0x61c3b046dc47 - learning_rust[c369d01a1a9d28f]::learning_projects::intermediate::test::test_parse_xml::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/learning_projects/intermediate.rs:296:24
[INFO] [stdout]   23:     0x61c3b0478bf6 - <learning_rust[c369d01a1a9d28f]::learning_projects::intermediate::test::test_parse_xml::{closure#0} as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x61c3b04b48bb - <fn() -> core[28b146924c2f19c6]::result::Result<(), alloc[95e62e727ddf147d]::string::String> as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x61c3b04b48bb - test[6ec0502068880816]::__rust_begin_short_backtrace::<core[28b146924c2f19c6]::result::Result<(), alloc[95e62e727ddf147d]::string::String>, fn() -> core[28b146924c2f19c6]::result::Result<(), alloc[95e62e727ddf147d]::string::String>>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/test/src/lib.rs:724:18
[INFO] [stdout]   26:     0x61c3b04c2135 - test[6ec0502068880816]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/test/src/lib.rs:747:74
[INFO] [stdout]   27:     0x61c3b04c2135 - <core[28b146924c2f19c6]::panic::unwind_safe::AssertUnwindSafe<test[6ec0502068880816]::run_test_in_process::{closure#0}> as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   28:     0x61c3b04c2135 - std[929523f510218772]::panicking::catch_unwind::do_call::<core[28b146924c2f19c6]::panic::unwind_safe::AssertUnwindSafe<test[6ec0502068880816]::run_test_in_process::{closure#0}>, core[28b146924c2f19c6]::result::Result<(), alloc[95e62e727ddf147d]::string::String>>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:581:40
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout]   29:     0x61c3b04c2135 - std[929523f510218772]::panicking::catch_unwind::<core[28b146924c2f19c6]::result::Result<(), alloc[95e62e727ddf147d]::string::String>, core[28b146924c2f19c6]::panic::unwind_safe::AssertUnwindSafe<test[6ec0502068880816]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x61c3b04c2135 - std[929523f510218772]::panic::catch_unwind::<core[28b146924c2f19c6]::panic::unwind_safe::AssertUnwindSafe<test[6ec0502068880816]::run_test_in_process::{closure#0}>, core[28b146924c2f19c6]::result::Result<(), alloc[95e62e727ddf147d]::string::String>>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x61c3b04c2135 - test[6ec0502068880816]::run_test_in_process
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/test/src/lib.rs:747:27
[INFO] [stdout]   32:     0x61c3b04c2135 - test[6ec0502068880816]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/test/src/lib.rs:668:43
[INFO] [stdout]   33:     0x61c3b04bcc94 - test[6ec0502068880816]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/test/src/lib.rs:698:41
[INFO] [stdout]   34:     0x61c3b04bcc94 - std[929523f510218772]::sys::backtrace::__rust_begin_short_backtrace::<test[6ec0502068880816]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x61c3b04c51b2 - std[929523f510218772]::thread::lifecycle::spawn_unchecked::<test[6ec0502068880816]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   36:     0x61c3b04c51b2 - <core[28b146924c2f19c6]::panic::unwind_safe::AssertUnwindSafe<std[929523f510218772]::thread::lifecycle::spawn_unchecked<test[6ec0502068880816]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   37:     0x61c3b04c51b2 - std[929523f510218772]::panicking::catch_unwind::do_call::<core[28b146924c2f19c6]::panic::unwind_safe::AssertUnwindSafe<std[929523f510218772]::thread::lifecycle::spawn_unchecked<test[6ec0502068880816]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x61c3b04c51b2 - std[929523f510218772]::panicking::catch_unwind::<(), core[28b146924c2f19c6]::panic::unwind_safe::AssertUnwindSafe<std[929523f510218772]::thread::lifecycle::spawn_unchecked<test[6ec0502068880816]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x61c3b04c51b2 - std[929523f510218772]::panic::catch_unwind::<core[28b146924c2f19c6]::panic::unwind_safe::AssertUnwindSafe<std[929523f510218772]::thread::lifecycle::spawn_unchecked<test[6ec0502068880816]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x61c3b04c51b2 - std[929523f510218772]::thread::lifecycle::spawn_unchecked::<test[6ec0502068880816]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   41:     0x61c3b04c51b2 - <std[929523f510218772]::thread::lifecycle::spawn_unchecked<test[6ec0502068880816]::run_test::{closure#1}, ()>::{closure#1} as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x61c3b053ffcf - <alloc[95e62e727ddf147d]::boxed::Box<dyn core[28b146924c2f19c6]::ops::function::FnOnce<(), Output = ()> + core[28b146924c2f19c6]::marker::Send> as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/alloc/src/boxed.rs:2277:9
[INFO] [stdout]   43:     0x61c3b053ffcf - <std[929523f510218772]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   44:     0x7246e77eaaa4 - <unknown>
[INFO] [stdout]   45:     0x7246e7877a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- learning_projects::intermediate::test::test_quiz stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'learning_projects::intermediate::test::test_quiz' (39) panicked at src/learning_projects/intermediate.rs:292:9:
[INFO] [stdout] assertion failed: Quiz::new("assets/quiz.json").is_ok()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61c3b05409a8 - std[929523f510218772]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61c3b05409a8 - std[929523f510218772]::backtrace_rs::backtrace::trace_unsynchronized::<std[929523f510218772]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61c3b05409a8 - std[929523f510218772]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61c3b05409a8 - <<std[929523f510218772]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[28b146924c2f19c6]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61c3b055607a - <core[28b146924c2f19c6]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61c3b055607a - core[28b146924c2f19c6]::fmt::write
[INFO] [stdout]    6:     0x61c3b05452d2 - std[929523f510218772]::io::default_write_fmt::<alloc[95e62e727ddf147d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x61c3b05452d2 - <alloc[95e62e727ddf147d]::vec::Vec<u8> as std[929523f510218772]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x61c3b051f816 - <std[929523f510218772]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x61c3b051f816 - std[929523f510218772]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61c3b0538bb9 - std[929523f510218772]::panicking::default_hook
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61c3b04c17dc - <alloc[95e62e727ddf147d]::boxed::Box<dyn for<'a, 'b> core[28b146924c2f19c6]::ops::function::Fn<(&'a std[929523f510218772]::panic::PanicHookInfo<'b>,), Output = ()> + core[28b146924c2f19c6]::marker::Sync + core[28b146924c2f19c6]::marker::Send> as core[28b146924c2f19c6]::ops::function::Fn<(&std[929523f510218772]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/alloc/src/boxed.rs:2291:9
[INFO] [stdout]   12:     0x61c3b04c17dc - test[6ec0502068880816]::test_main_inner::<test[6ec0502068880816]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x61c3b0538d72 - <alloc[95e62e727ddf147d]::boxed::Box<dyn for<'a, 'b> core[28b146924c2f19c6]::ops::function::Fn<(&'a std[929523f510218772]::panic::PanicHookInfo<'b>,), Output = ()> + core[28b146924c2f19c6]::marker::Sync + core[28b146924c2f19c6]::marker::Send> as core[28b146924c2f19c6]::ops::function::Fn<(&std[929523f510218772]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/alloc/src/boxed.rs:2291:9
[INFO] [stdout]   14:     0x61c3b0538d72 - std[929523f510218772]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61c3b051f904 - std[929523f510218772]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x61c3b0514959 - std[929523f510218772]::sys::backtrace::__rust_end_short_backtrace::<std[929523f510218772]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x61c3b05205ed - __rustc[acf6043c977865fb]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61c3b055680c - core[28b146924c2f19c6]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61c3b05567d2 - core[28b146924c2f19c6]::panicking::panic
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x61c3b04764b9 - learning_rust[c369d01a1a9d28f]::learning_projects::intermediate::test::test_quiz
[INFO] [stdout]                                at /opt/rustwide/workdir/src/learning_projects/intermediate.rs:292:9
[INFO] [stdout]   21:     0x61c3b046dcd7 - learning_rust[c369d01a1a9d28f]::learning_projects::intermediate::test::test_quiz::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/learning_projects/intermediate.rs:290:19
[INFO] [stdout]   22:     0x61c3b0478cb6 - <learning_rust[c369d01a1a9d28f]::learning_projects::intermediate::test::test_quiz::{closure#0} as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x61c3b04b48bb - <fn() -> core[28b146924c2f19c6]::result::Result<(), alloc[95e62e727ddf147d]::string::String> as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x61c3b04b48bb - test[6ec0502068880816]::__rust_begin_short_backtrace::<core[28b146924c2f19c6]::result::Result<(), alloc[95e62e727ddf147d]::string::String>, fn() -> core[28b146924c2f19c6]::result::Result<(), alloc[95e62e727ddf147d]::string::String>>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/test/src/lib.rs:724:18
[INFO] [stdout]   25:     0x61c3b04c2135 - test[6ec0502068880816]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/test/src/lib.rs:747:74
[INFO] [stdout]   26:     0x61c3b04c2135 - <core[28b146924c2f19c6]::panic::unwind_safe::AssertUnwindSafe<test[6ec0502068880816]::run_test_in_process::{closure#0}> as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   27:     0x61c3b04c2135 - std[929523f510218772]::panicking::catch_unwind::do_call::<core[28b146924c2f19c6]::panic::unwind_safe::AssertUnwindSafe<test[6ec0502068880816]::run_test_in_process::{closure#0}>, core[28b146924c2f19c6]::result::Result<(), alloc[95e62e727ddf147d]::string::String>>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x61c3b04c2135 - std[929523f510218772]::panicking::catch_unwind::<core[28b146924c2f19c6]::result::Result<(), alloc[95e62e727ddf147d]::string::String>, core[28b146924c2f19c6]::panic::unwind_safe::AssertUnwindSafe<test[6ec0502068880816]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x61c3b04c2135 - std[929523f510218772]::panic::catch_unwind::<core[28b146924c2f19c6]::panic::unwind_safe::AssertUnwindSafe<test[6ec0502068880816]::run_test_in_process::{closure#0}>, core[28b146924c2f19c6]::result::Result<(), alloc[95e62e727ddf147d]::string::String>>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x61c3b04c2135 - test[6ec0502068880816]::run_test_in_process
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/test/src/lib.rs:747:27
[INFO] [stdout]   31:     0x61c3b04c2135 - test[6ec0502068880816]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/test/src/lib.rs:668:43
[INFO] [stdout]   32:     0x61c3b04bcc94 - test[6ec0502068880816]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/test/src/lib.rs:698:41
[INFO] [stdout]   33:     0x61c3b04bcc94 - std[929523f510218772]::sys::backtrace::__rust_begin_short_backtrace::<test[6ec0502068880816]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x61c3b04c51b2 - std[929523f510218772]::thread::lifecycle::spawn_unchecked::<test[6ec0502068880816]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   35:     0x61c3b04c51b2 - <core[28b146924c2f19c6]::panic::unwind_safe::AssertUnwindSafe<std[929523f510218772]::thread::lifecycle::spawn_unchecked<test[6ec0502068880816]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   36:     0x61c3b04c51b2 - std[929523f510218772]::panicking::catch_unwind::do_call::<core[28b146924c2f19c6]::panic::unwind_safe::AssertUnwindSafe<std[929523f510218772]::thread::lifecycle::spawn_unchecked<test[6ec0502068880816]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x61c3b04c51b2 - std[929523f510218772]::panicking::catch_unwind::<(), core[28b146924c2f19c6]::panic::unwind_safe::AssertUnwindSafe<std[929523f510218772]::thread::lifecycle::spawn_unchecked<test[6ec0502068880816]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x61c3b04c51b2 - std[929523f510218772]::panic::catch_unwind::<core[28b146924c2f19c6]::panic::unwind_safe::AssertUnwindSafe<std[929523f510218772]::thread::lifecycle::spawn_unchecked<test[6ec0502068880816]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x61c3b04c51b2 - std[929523f510218772]::thread::lifecycle::spawn_unchecked::<test[6ec0502068880816]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   40:     0x61c3b04c51b2 - <std[929523f510218772]::thread::lifecycle::spawn_unchecked<test[6ec0502068880816]::run_test::{closure#1}, ()>::{closure#1} as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x61c3b053ffcf - <alloc[95e62e727ddf147d]::boxed::Box<dyn core[28b146924c2f19c6]::ops::function::FnOnce<(), Output = ()> + core[28b146924c2f19c6]::marker::Send> as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/alloc/src/boxed.rs:2277:9
[INFO] [stdout]   42:     0x61c3b053ffcf - <std[929523f510218772]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7246e77eaaa4 - <unknown>
[INFO] [stdout]   44:     0x7246e7877a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     learning_projects::intermediate::test::test_parse_xml
[INFO] [stdout]     learning_projects::intermediate::test::test_quiz
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 21 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "76cce1976351f907abaac581c19775ff0f79a8302361a024fa4f8541296c1bbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76cce1976351f907abaac581c19775ff0f79a8302361a024fa4f8541296c1bbc", kill_on_drop: false }`
[INFO] [stdout] 76cce1976351f907abaac581c19775ff0f79a8302361a024fa4f8541296c1bbc
