[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 }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarylhjd%2Flearning-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8b539e1230978bf3e7259487667214072f9fb01a [INFO] testing darylhjd/learning-rust against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarylhjd%2Flearning-rust" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/darylhjd/learning-rust on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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/source/Cargo.toml [INFO] crate git repo https://github.com/darylhjd/learning-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f33a85b35e973aa3da6d67bf0555b49cbd2e8bdb4c245b2981ff197a673f73cd [INFO] running `Command { std: "docker" "start" "-a" "f33a85b35e973aa3da6d67bf0555b49cbd2e8bdb4c245b2981ff197a673f73cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f33a85b35e973aa3da6d67bf0555b49cbd2e8bdb4c245b2981ff197a673f73cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f33a85b35e973aa3da6d67bf0555b49cbd2e8bdb4c245b2981ff197a673f73cd", kill_on_drop: false }` [INFO] [stdout] f33a85b35e973aa3da6d67bf0555b49cbd2e8bdb4c245b2981ff197a673f73cd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5a14c65862054e66ca6c79a402d08aac64498d35bbce4c44b5ae0ce75d723e60 [INFO] running `Command { std: "docker" "start" "-a" "5a14c65862054e66ca6c79a402d08aac64498d35bbce4c44b5ae0ce75d723e60", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling quick-xml v0.22.0 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling learning-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `dedup`, `filter`, `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)]` 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`, `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 is never used: `sum` [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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `dedup` [INFO] [stdout] --> src/hw01/problem1.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn dedup(vs: &Vec) -> Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `filter` [INFO] [stdout] --> src/hw01/problem1.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn filter(vs: &Vec, pred: &dyn Fn(i32) -> bool) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `Matrix` [INFO] [stdout] --> src/hw01/problem2.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | pub type Matrix = Vec>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mat_mult` [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 is never used: `sieve` [INFO] [stdout] --> src/hw01/problem3.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn sieve(n: u32) -> Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `A` [INFO] [stdout] --> src/hw01/problem4.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | A, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] note: `Peg` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw01/problem4.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Clone, Copy, Debug, Eq, PartialEq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `B` [INFO] [stdout] --> src/hw01/problem4.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | B, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] note: `Peg` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw01/problem4.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Clone, Copy, Debug, Eq, PartialEq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `C` [INFO] [stdout] --> src/hw01/problem4.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | C, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] note: `Peg` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw01/problem4.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Clone, Copy, Debug, Eq, PartialEq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `Move` [INFO] [stdout] --> src/hw01/problem4.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | pub type Move = (Peg, Peg); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `hanoi` [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 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `More` [INFO] [stdout] --> src/hw02/first.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | More(Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Link` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw02/first.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Empty` [INFO] [stdout] --> src/hw02/first.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | Empty, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Link` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw02/first.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `element` [INFO] [stdout] --> src/hw02/first.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | element: i32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw02/first.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `left` [INFO] [stdout] --> src/hw02/first.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | left: Link, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw02/first.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `right` [INFO] [stdout] --> src/hw02/first.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | right: Link, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw02/first.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `root` [INFO] [stdout] --> src/hw02/first.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | root: Link, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `BST` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw02/first.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/hw02/first.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `insert` [INFO] [stdout] --> src/hw02/first.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn insert(&mut self, element: i32) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `search` [INFO] [stdout] --> src/hw02/first.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn search(&self, element: i32) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `insert` [INFO] [stdout] --> src/hw02/first.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | fn insert(&mut self, element: i32) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `search` [INFO] [stdout] --> src/hw02/first.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 64 | fn search(&self, element: i32) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `root` [INFO] [stdout] --> src/hw03/second.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | root: Link, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `BST` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw03/second.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/hw03/second.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `insert` [INFO] [stdout] --> src/hw03/second.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn insert(&mut self, element: T) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `search` [INFO] [stdout] --> src/hw03/second.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn search(&self, element: T) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 30 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.84s [INFO] running `Command { std: "docker" "inspect" "5a14c65862054e66ca6c79a402d08aac64498d35bbce4c44b5ae0ce75d723e60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a14c65862054e66ca6c79a402d08aac64498d35bbce4c44b5ae0ce75d723e60", kill_on_drop: false }` [INFO] [stdout] 5a14c65862054e66ca6c79a402d08aac64498d35bbce4c44b5ae0ce75d723e60 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 19c1b6f5c108835d1a631e4e49b8772ba6ef4b148c66f6f18d78488216c73fb0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "19c1b6f5c108835d1a631e4e49b8772ba6ef4b148c66f6f18d78488216c73fb0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: unused imports: `dedup`, `filter`, `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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling learning-rust v0.1.0 (/opt/rustwide/workdir) [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`, `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 is never used: `sum` [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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `dedup` [INFO] [stdout] --> src/hw01/problem1.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn dedup(vs: &Vec) -> Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `filter` [INFO] [stdout] --> src/hw01/problem1.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn filter(vs: &Vec, pred: &dyn Fn(i32) -> bool) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `Matrix` [INFO] [stdout] --> src/hw01/problem2.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | pub type Matrix = Vec>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mat_mult` [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 is never used: `sieve` [INFO] [stdout] --> src/hw01/problem3.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn sieve(n: u32) -> Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `A` [INFO] [stdout] --> src/hw01/problem4.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | A, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] note: `Peg` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw01/problem4.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Clone, Copy, Debug, Eq, PartialEq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `B` [INFO] [stdout] --> src/hw01/problem4.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | B, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] note: `Peg` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw01/problem4.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Clone, Copy, Debug, Eq, PartialEq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `C` [INFO] [stdout] --> src/hw01/problem4.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | C, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] note: `Peg` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw01/problem4.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Clone, Copy, Debug, Eq, PartialEq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `Move` [INFO] [stdout] --> src/hw01/problem4.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | pub type Move = (Peg, Peg); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `hanoi` [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 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `More` [INFO] [stdout] --> src/hw02/first.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | More(Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Link` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw02/first.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Empty` [INFO] [stdout] --> src/hw02/first.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | Empty, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Link` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw02/first.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `element` [INFO] [stdout] --> src/hw02/first.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | element: i32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw02/first.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `left` [INFO] [stdout] --> src/hw02/first.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | left: Link, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw02/first.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `right` [INFO] [stdout] --> src/hw02/first.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | right: Link, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw02/first.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `root` [INFO] [stdout] --> src/hw02/first.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | root: Link, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `BST` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw02/first.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/hw02/first.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `insert` [INFO] [stdout] --> src/hw02/first.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn insert(&mut self, element: i32) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `search` [INFO] [stdout] --> src/hw02/first.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn search(&self, element: i32) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `insert` [INFO] [stdout] --> src/hw02/first.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | fn insert(&mut self, element: i32) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `search` [INFO] [stdout] --> src/hw02/first.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 64 | fn search(&self, element: i32) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `root` [INFO] [stdout] --> src/hw03/second.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | root: Link, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `BST` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/hw03/second.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/hw03/second.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `insert` [INFO] [stdout] --> src/hw03/second.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn insert(&mut self, element: T) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `search` [INFO] [stdout] --> src/hw03/second.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn search(&self, element: T) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 30 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.60s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/learning_rust-e1cf27058516972b) [INFO] running `Command { std: "docker" "inspect" "19c1b6f5c108835d1a631e4e49b8772ba6ef4b148c66f6f18d78488216c73fb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19c1b6f5c108835d1a631e4e49b8772ba6ef4b148c66f6f18d78488216c73fb0", kill_on_drop: false }` [INFO] [stdout] 19c1b6f5c108835d1a631e4e49b8772ba6ef4b148c66f6f18d78488216c73fb0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a15b46b37bcc677720c1f67ca4a9bf2595bcb87ef27758fe7bea9be6ad92fb1d [INFO] running `Command { std: "docker" "start" "-a" "a15b46b37bcc677720c1f67ca4a9bf2595bcb87ef27758fe7bea9be6ad92fb1d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused imports: `dedup`, `filter`, `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)]` 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`, `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 is never used: `sum` [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)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `dedup` [INFO] [stderr] --> src/hw01/problem1.rs:9:8 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn dedup(vs: &Vec) -> Vec { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `filter` [INFO] [stderr] --> src/hw01/problem1.rs:21:8 [INFO] [stderr] | [INFO] [stderr] 21 | pub fn filter(vs: &Vec, pred: &dyn Fn(i32) -> bool) -> Vec { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `Matrix` [INFO] [stderr] --> src/hw01/problem2.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | pub type Matrix = Vec>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `mat_mult` [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 is never used: `sieve` [INFO] [stderr] --> src/hw01/problem3.rs:6:8 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn sieve(n: u32) -> Vec { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `A` [INFO] [stderr] --> src/hw01/problem4.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | A, [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] note: `Peg` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/hw01/problem4.rs:6:10 [INFO] [stderr] | [INFO] [stderr] 6 | #[derive(Clone, Copy, Debug, Eq, PartialEq)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `B` [INFO] [stderr] --> src/hw01/problem4.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | B, [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] note: `Peg` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/hw01/problem4.rs:6:10 [INFO] [stderr] | [INFO] [stderr] 6 | #[derive(Clone, Copy, Debug, Eq, PartialEq)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `C` [INFO] [stderr] --> src/hw01/problem4.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | C, [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] note: `Peg` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/hw01/problem4.rs:6:10 [INFO] [stderr] | [INFO] [stderr] 6 | #[derive(Clone, Copy, Debug, Eq, PartialEq)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `Move` [INFO] [stderr] --> src/hw01/problem4.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | pub type Move = (Peg, Peg); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `hanoi` [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 { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `More` [INFO] [stderr] --> src/hw02/first.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | More(Box), [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Link` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/hw02/first.rs:2:10 [INFO] [stderr] | [INFO] [stderr] 2 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Empty` [INFO] [stderr] --> src/hw02/first.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | Empty, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Link` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/hw02/first.rs:2:10 [INFO] [stderr] | [INFO] [stderr] 2 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `element` [INFO] [stderr] --> src/hw02/first.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | element: i32, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/hw02/first.rs:8:10 [INFO] [stderr] | [INFO] [stderr] 8 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `left` [INFO] [stderr] --> src/hw02/first.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | left: Link, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/hw02/first.rs:8:10 [INFO] [stderr] | [INFO] [stderr] 8 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `right` [INFO] [stderr] --> src/hw02/first.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | right: Link, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/hw02/first.rs:8:10 [INFO] [stderr] | [INFO] [stderr] 8 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `root` [INFO] [stderr] --> src/hw02/first.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | root: Link, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `BST` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/hw02/first.rs:15:10 [INFO] [stderr] | [INFO] [stderr] 15 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/hw02/first.rs:22:12 [INFO] [stderr] | [INFO] [stderr] 22 | pub fn new() -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `insert` [INFO] [stderr] --> src/hw02/first.rs:29:12 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn insert(&mut self, element: i32) -> bool { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `search` [INFO] [stderr] --> src/hw02/first.rs:34:12 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn search(&self, element: i32) -> bool { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `insert` [INFO] [stderr] --> src/hw02/first.rs:40:8 [INFO] [stderr] | [INFO] [stderr] 40 | fn insert(&mut self, element: i32) -> bool { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `search` [INFO] [stderr] --> src/hw02/first.rs:64:8 [INFO] [stderr] | [INFO] [stderr] 64 | fn search(&self, element: i32) -> bool { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `root` [INFO] [stderr] --> src/hw03/second.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | root: Link, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `BST` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/hw03/second.rs:16:10 [INFO] [stderr] | [INFO] [stderr] 16 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/hw03/second.rs:24:12 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn new() -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `insert` [INFO] [stderr] --> src/hw03/second.rs:31:12 [INFO] [stderr] | [INFO] [stderr] 31 | pub fn insert(&mut self, element: T) -> bool { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `search` [INFO] [stderr] --> src/hw03/second.rs:36:12 [INFO] [stderr] | [INFO] [stderr] 36 | pub fn search(&self, element: T) -> bool { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `learning-rust` (lib) generated 30 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 8.70s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/learning_rust-e1cf27058516972b) [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_4::test_hanoi_1_disks ... ok [INFO] [stdout] test hw03::second::test::test_bst ... 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_find_fifth_root ... ok [INFO] [stdout] test hw01::tests_provided::problem_2::test_mat_mult_identity ... ok [INFO] [stdout] test hw01::tests_provided::problem_1::test_sum_small ... ok [INFO] [stdout] test learning_projects::intermediate::test::test_rot13 ... ok [INFO] [stdout] test learning_projects::beginner::tests::test_piggy_bank ... ok [INFO] [stdout] test learning_projects::beginner::tests::test_check_palindrome ... ok [INFO] [stdout] test learning_projects::beginner::tests::test_backwards_string ... ok [INFO] [stdout] test learning_projects::beginner::tests::test_convert_currency ... ok [INFO] [stdout] test learning_projects::beginner::tests::test_calculator ... ok [INFO] [stdout] test hw02::first::test::test_bst ... ok [INFO] [stdout] test hw01::tests_provided::problem_3::test_sieve_basic ... ok [INFO] [stdout] test hw01::tests_provided::problem_1::test_filter_small ... ok [INFO] [stdout] test learning_projects::intermediate::test::test_check_prime ... ok [INFO] [stdout] test learning_projects::intermediate::test::test_prime_pairs ... ok [INFO] [stdout] test learning_projects::intermediate::test::test_quiz ... FAILED [INFO] [stdout] test learning_projects::intermediate::test::test_parse_xml ... FAILED [INFO] [stdout] test learning_projects::intermediate::test::test_matrix ... ok [INFO] [stdout] test learning_projects::beginner::tests::test_word_scramble ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- learning_projects::intermediate::test::test_quiz stdout ---- [INFO] [stdout] thread 'learning_projects::intermediate::test::test_quiz' panicked at 'assertion failed: Quiz::new(\"assets/quiz.json\").is_ok()', src/learning_projects/intermediate.rs:292:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55d85472937d - std::backtrace_rs::backtrace::libunwind::trace::ha359b7f0090e2792 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x55d85472937d - std::backtrace_rs::backtrace::trace_unsynchronized::h0584631f25c1d70e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55d85472937d - std::sys_common::backtrace::_print_fmt::hdadffd97d279ff14 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x55d85472937d - ::fmt::h26f189e611080a74 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x55d85474cb1c - core::fmt::write::hfb5d11dfe037e8b7 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/fmt/mod.rs:1194:17 [INFO] [stdout] 5: 0x55d854725d41 - std::io::Write::write_fmt::h6a24ec64406df9e2 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/io/mod.rs:1655:15 [INFO] [stdout] 6: 0x55d85472b0c5 - std::sys_common::backtrace::_print::h7a0e44402913ba60 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x55d85472b0c5 - std::sys_common::backtrace::print::h9767dc455a84e728 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x55d85472b0c5 - std::panicking::default_hook::{{closure}}::h60afd6c8b12988ad [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x55d85472adb4 - std::panicking::default_hook::ha7b9bac6813f9d21 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:311:9 [INFO] [stdout] 10: 0x55d85472b612 - std::panicking::rust_panic_with_hook::h7b117a162a6f8664 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x55d85472b4b9 - std::panicking::begin_panic_handler::{{closure}}::h346750923c608600 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:586:13 [INFO] [stdout] 12: 0x55d854729834 - std::sys_common::backtrace::__rust_end_short_backtrace::h768c56c6a0c055c0 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x55d85472b229 - rust_begin_unwind [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x55d854651933 - core::panicking::panic_fmt::h5c41cb2fa118fdbc [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panicking.rs:143:14 [INFO] [stdout] 15: 0x55d8546517fd - core::panicking::panic::h19a70c01bbabd538 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panicking.rs:48:5 [INFO] [stdout] 16: 0x55d85469c4ae - learning_rust::learning_projects::intermediate::test::test_quiz::ha4503050cbd39997 [INFO] [stdout] at /opt/rustwide/workdir/src/learning_projects/intermediate.rs:292:9 [INFO] [stdout] 17: 0x55d85469c37a - learning_rust::learning_projects::intermediate::test::test_quiz::{{closure}}::h1712f91183a8a7a3 [INFO] [stdout] at /opt/rustwide/workdir/src/learning_projects/intermediate.rs:290:5 [INFO] [stdout] 18: 0x55d85469680e - core::ops::function::FnOnce::call_once::h372b8afa5a5dc36f [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 19: 0x55d8546e5e93 - core::ops::function::FnOnce::call_once::h018fc248431ce8de [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x55d8546e5e93 - test::__rust_begin_short_backtrace::h293b982b6069d6e3 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:574:5 [INFO] [stdout] 21: 0x55d8546e4c49 - as core::ops::function::FnOnce>::call_once::h4fc1be1a762c7a46 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/alloc/src/boxed.rs:1861:9 [INFO] [stdout] 22: 0x55d8546e4c49 - as core::ops::function::FnOnce<()>>::call_once::hd44623ec51b9e897 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 23: 0x55d8546e4c49 - std::panicking::try::do_call::ha8cfa4b025f5b832 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40 [INFO] [stdout] 24: 0x55d8546e4c49 - std::panicking::try::h664f75e41c112145 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19 [INFO] [stdout] 25: 0x55d8546e4c49 - std::panic::catch_unwind::h4932ec05cd60558e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14 [INFO] [stdout] 26: 0x55d8546e4c49 - test::run_test_in_process::ha14a47756671755c [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:597:18 [INFO] [stdout] 27: 0x55d8546e4c49 - test::run_test::run_test_inner::{{closure}}::h0ec9e37c8f67b62d [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:491:39 [INFO] [stdout] 28: 0x55d8546b0dfe - test::run_test::run_test_inner::{{closure}}::hd9d2e7f26d4f59e6 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:518:37 [INFO] [stdout] 29: 0x55d8546b0dfe - std::sys_common::backtrace::__rust_begin_short_backtrace::h41c0a39fac5123f8 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stdout] 30: 0x55d8546b6368 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h69a02ca0bebb6eeb [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/thread/mod.rs:498:17 [INFO] [stdout] 31: 0x55d8546b6368 - as core::ops::function::FnOnce<()>>::call_once::hdd05632920ce689b [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 32: 0x55d8546b6368 - std::panicking::try::do_call::hb4947142729b90fd [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40 [INFO] [stdout] 33: 0x55d8546b6368 - std::panicking::try::h15a7e9b8394e6878 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19 [INFO] [stdout] 34: 0x55d8546b6368 - std::panic::catch_unwind::hbd3f4a3f9df49b85 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14 [INFO] [stdout] 35: 0x55d8546b6368 - std::thread::Builder::spawn_unchecked_::{{closure}}::h880b5d5f1b9799f4 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/thread/mod.rs:497:30 [INFO] [stdout] 36: 0x55d8546b6368 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h304d5eaf401f5061 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 37: 0x55d85472fe23 - as core::ops::function::FnOnce>::call_once::hdba7f2afed0c35b3 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/alloc/src/boxed.rs:1861:9 [INFO] [stdout] 38: 0x55d85472fe23 - as core::ops::function::FnOnce>::call_once::h38b0832765bf7961 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/alloc/src/boxed.rs:1861:9 [INFO] [stdout] 39: 0x55d85472fe23 - std::sys::unix::thread::Thread::new::thread_start::h70236dc17753425e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 40: 0x7fcf446cb609 - start_thread [INFO] [stdout] 41: 0x7fcf44954163 - clone [INFO] [stdout] 42: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- learning_projects::intermediate::test::test_parse_xml stdout ---- [INFO] [stdout] thread 'learning_projects::intermediate::test::test_parse_xml' panicked at 'called `Result::unwrap()` on an `Err` value: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })', src/learning_projects/intermediate.rs:302:58 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55d85472937d - std::backtrace_rs::backtrace::libunwind::trace::ha359b7f0090e2792 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x55d85472937d - std::backtrace_rs::backtrace::trace_unsynchronized::h0584631f25c1d70e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55d85472937d - std::sys_common::backtrace::_print_fmt::hdadffd97d279ff14 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x55d85472937d - ::fmt::h26f189e611080a74 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x55d85474cb1c - core::fmt::write::hfb5d11dfe037e8b7 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/fmt/mod.rs:1194:17 [INFO] [stdout] 5: 0x55d854725d41 - std::io::Write::write_fmt::h6a24ec64406df9e2 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/io/mod.rs:1655:15 [INFO] [stdout] 6: 0x55d85472b0c5 - std::sys_common::backtrace::_print::h7a0e44402913ba60 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x55d85472b0c5 - std::sys_common::backtrace::print::h9767dc455a84e728 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x55d85472b0c5 - std::panicking::default_hook::{{closure}}::h60afd6c8b12988ad [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x55d85472adb4 - std::panicking::default_hook::ha7b9bac6813f9d21 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:311:9 [INFO] [stdout] 10: 0x55d85472b612 - std::panicking::rust_panic_with_hook::h7b117a162a6f8664 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x55d85472b4f7 - std::panicking::begin_panic_handler::{{closure}}::h346750923c608600 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:588:13 [INFO] [stdout] 12: 0x55d854729834 - std::sys_common::backtrace::__rust_end_short_backtrace::h768c56c6a0c055c0 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x55d85472b229 - rust_begin_unwind [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x55d854651933 - core::panicking::panic_fmt::h5c41cb2fa118fdbc [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panicking.rs:143:14 [INFO] [stdout] 15: 0x55d854651a23 - core::result::unwrap_failed::h6bc7b183ec719494 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/result.rs:1785:5 [INFO] [stdout] 16: 0x55d8546668be - core::result::Result::unwrap::hbd6ffbdf4f8585c2 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/result.rs:1078:23 [INFO] [stdout] 17: 0x55d85469c5b9 - learning_rust::learning_projects::intermediate::test::test_parse_xml::h9c1055ac2e8615d4 [INFO] [stdout] at /opt/rustwide/workdir/src/learning_projects/intermediate.rs:302:28 [INFO] [stdout] 18: 0x55d85469c4ba - learning_rust::learning_projects::intermediate::test::test_parse_xml::{{closure}}::heb7a25df211a7bfc [INFO] [stdout] at /opt/rustwide/workdir/src/learning_projects/intermediate.rs:296:5 [INFO] [stdout] 19: 0x55d854696e5e - core::ops::function::FnOnce::call_once::hd756634eeac863fa [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x55d8546e5e93 - core::ops::function::FnOnce::call_once::h018fc248431ce8de [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x55d8546e5e93 - test::__rust_begin_short_backtrace::h293b982b6069d6e3 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:574:5 [INFO] [stdout] 22: 0x55d8546e4c49 - as core::ops::function::FnOnce>::call_once::h4fc1be1a762c7a46 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/alloc/src/boxed.rs:1861:9 [INFO] [stdout] 23: 0x55d8546e4c49 - as core::ops::function::FnOnce<()>>::call_once::hd44623ec51b9e897 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x55d8546e4c49 - std::panicking::try::do_call::ha8cfa4b025f5b832 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40 [INFO] [stdout] 25: 0x55d8546e4c49 - std::panicking::try::h664f75e41c112145 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19 [INFO] [stdout] 26: 0x55d8546e4c49 - std::panic::catch_unwind::h4932ec05cd60558e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14 [INFO] [stdout] 27: 0x55d8546e4c49 - test::run_test_in_process::ha14a47756671755c [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:597:18 [INFO] [stdout] 28: 0x55d8546e4c49 - test::run_test::run_test_inner::{{closure}}::h0ec9e37c8f67b62d [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:491:39 [INFO] [stdout] 29: 0x55d8546b0dfe - test::run_test::run_test_inner::{{closure}}::hd9d2e7f26d4f59e6 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/test/src/lib.rs:518:37 [INFO] [stdout] 30: 0x55d8546b0dfe - std::sys_common::backtrace::__rust_begin_short_backtrace::h41c0a39fac5123f8 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stdout] 31: 0x55d8546b6368 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h69a02ca0bebb6eeb [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/thread/mod.rs:498:17 [INFO] [stdout] 32: 0x55d8546b6368 - as core::ops::function::FnOnce<()>>::call_once::hdd05632920ce689b [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x55d8546b6368 - std::panicking::try::do_call::hb4947142729b90fd [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40 [INFO] [stdout] 34: 0x55d8546b6368 - std::panicking::try::h15a7e9b8394e6878 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19 [INFO] [stdout] 35: 0x55d8546b6368 - std::panic::catch_unwind::hbd3f4a3f9df49b85 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14 [INFO] [stdout] 36: 0x55d8546b6368 - std::thread::Builder::spawn_unchecked_::{{closure}}::h880b5d5f1b9799f4 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/thread/mod.rs:497:30 [INFO] [stdout] 37: 0x55d8546b6368 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h304d5eaf401f5061 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x55d85472fe23 - as core::ops::function::FnOnce>::call_once::hdba7f2afed0c35b3 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/alloc/src/boxed.rs:1861:9 [INFO] [stdout] 39: 0x55d85472fe23 - as core::ops::function::FnOnce>::call_once::h38b0832765bf7961 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/alloc/src/boxed.rs:1861:9 [INFO] [stdout] 40: 0x55d85472fe23 - std::sys::unix::thread::Thread::new::thread_start::h70236dc17753425e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 41: 0x7fcf446cb609 - start_thread [INFO] [stdout] 42: 0x7fcf44954163 - clone [INFO] [stdout] 43: 0x0 - [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 0.04s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "a15b46b37bcc677720c1f67ca4a9bf2595bcb87ef27758fe7bea9be6ad92fb1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a15b46b37bcc677720c1f67ca4a9bf2595bcb87ef27758fe7bea9be6ad92fb1d", kill_on_drop: false }` [INFO] [stdout] a15b46b37bcc677720c1f67ca4a9bf2595bcb87ef27758fe7bea9be6ad92fb1d