[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 master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarylhjd%2Flearning-rust" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/darylhjd/learning-rust on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-6/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 841e15ffb772da486c10485488bb66ac1ee4e053abf8084075e3bf3b22ab8576 [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" "841e15ffb772da486c10485488bb66ac1ee4e053abf8084075e3bf3b22ab8576", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "841e15ffb772da486c10485488bb66ac1ee4e053abf8084075e3bf3b22ab8576", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "841e15ffb772da486c10485488bb66ac1ee4e053abf8084075e3bf3b22ab8576", kill_on_drop: false }` [INFO] [stdout] 841e15ffb772da486c10485488bb66ac1ee4e053abf8084075e3bf3b22ab8576 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 87f8c66a4bfd5a48ba08e9a89a625ddf9aeb139963db487e92339aa86e04d9f8 [INFO] running `Command { std: "docker" "start" "-a" "87f8c66a4bfd5a48ba08e9a89a625ddf9aeb139963db487e92339aa86e04d9f8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling cfg-if v1.0.0 [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 ppv-lite86 v0.2.10 [INFO] [stderr] Compiling serde_json v1.0.64 [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 quote v1.0.9 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling syn v1.0.73 [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`, `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] [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] [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] [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] [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] [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] [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] [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] [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] [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] [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 38.37s [INFO] running `Command { std: "docker" "inspect" "87f8c66a4bfd5a48ba08e9a89a625ddf9aeb139963db487e92339aa86e04d9f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87f8c66a4bfd5a48ba08e9a89a625ddf9aeb139963db487e92339aa86e04d9f8", kill_on_drop: false }` [INFO] [stdout] 87f8c66a4bfd5a48ba08e9a89a625ddf9aeb139963db487e92339aa86e04d9f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6e98ddc31340f632e446a68d01632e3c8ff411bc23021ac3044c3c7f5033bb3d [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" "6e98ddc31340f632e446a68d01632e3c8ff411bc23021ac3044c3c7f5033bb3d", kill_on_drop: false }` [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] [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] [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] [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] [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] [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] [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] [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] [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] [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] [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 3.64s [INFO] running `Command { std: "docker" "inspect" "6e98ddc31340f632e446a68d01632e3c8ff411bc23021ac3044c3c7f5033bb3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e98ddc31340f632e446a68d01632e3c8ff411bc23021ac3044c3c7f5033bb3d", kill_on_drop: false }` [INFO] [stdout] 6e98ddc31340f632e446a68d01632e3c8ff411bc23021ac3044c3c7f5033bb3d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e0413a48551b796a6508cf9ddca69d88983d428d5f073f55d3066383ce975394 [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" "e0413a48551b796a6508cf9ddca69d88983d428d5f073f55d3066383ce975394", kill_on_drop: false }` [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] 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] 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] 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] 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] 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] 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] 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] 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] 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] 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 0.04s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/learning_rust-9220e845f37b9a8a) [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_sum_small ... ok [INFO] [stdout] test hw01::tests_provided::problem_2::test_mat_mult_identity ... ok [INFO] [stdout] test hw01::tests_provided::problem_3::test_sieve_basic ... ok [INFO] [stdout] test hw01::tests_provided::problem_4::test_hanoi_1_disks ... ok [INFO] [stdout] test hw02::first::test::test_bst ... 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_find_fifth_root ... ok [INFO] [stdout] test learning_projects::beginner::tests::test_piggy_bank ... 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::beginner::tests::test_backwards_string ... ok [INFO] [stdout] test hw03::second::test::test_bst ... ok [INFO] [stdout] test learning_projects::intermediate::test::test_prime_pairs ... 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::intermediate::test::test_rot13 ... ok [INFO] [stdout] test learning_projects::beginner::tests::test_word_scramble ... 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] [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: 0x559bef6d771c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x559bef6d771c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x559bef6d771c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x559bef6d771c - ::fmt::h82b0e3aaf8a96140 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x559bef6fb35c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/fmt/mod.rs:1149:17 [INFO] [stdout] 5: 0x559bef6d3655 - std::io::Write::write_fmt::h21d7683cabdb4c35 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/io/mod.rs:1697:15 [INFO] [stdout] 6: 0x559bef6d9170 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x559bef6d9170 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x559bef6d9170 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x559bef6d8d56 - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x559bef6d9824 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x559bef6d92d2 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:500:13 [INFO] [stdout] 12: 0x559bef6d7bd4 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x559bef6d9269 - rust_begin_unwind [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x559bef600d81 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panicking.rs:107:14 [INFO] [stdout] 15: 0x559bef600ccd - core::panicking::panic::h50b51d19800453c0 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panicking.rs:48:5 [INFO] [stdout] 16: 0x559bef613bb5 - learning_rust::learning_projects::intermediate::test::test_quiz::h8cc6bc690afd3386 [INFO] [stdout] at /opt/rustwide/workdir/src/learning_projects/intermediate.rs:292:9 [INFO] [stdout] 17: 0x559bef613a8a - learning_rust::learning_projects::intermediate::test::test_quiz::{{closure}}::h4f588ea1864722c2 [INFO] [stdout] at /opt/rustwide/workdir/src/learning_projects/intermediate.rs:290:5 [INFO] [stdout] 18: 0x559bef64d1fe - core::ops::function::FnOnce::call_once::hbb928c1c7e67c178 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 19: 0x559bef696f33 - core::ops::function::FnOnce::call_once::h449577f1c5b077cb [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x559bef696f33 - test::__rust_begin_short_backtrace::h8c2a0a5090591869 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:585:5 [INFO] [stdout] 21: 0x559bef695ac7 - as core::ops::function::FnOnce>::call_once::hea00a22128a38543 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 22: 0x559bef695ac7 - as core::ops::function::FnOnce<()>>::call_once::he10b35c3c50d78a0 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 23: 0x559bef695ac7 - std::panicking::try::do_call::hc868e78bbc5af2ab [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40 [INFO] [stdout] 24: 0x559bef695ac7 - std::panicking::try::he468aede74df1b04 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19 [INFO] [stdout] 25: 0x559bef695ac7 - std::panic::catch_unwind::hce3c9152e1cf772d [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14 [INFO] [stdout] 26: 0x559bef695ac7 - test::run_test_in_process::h9c4ab8162080cf8c [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:608:18 [INFO] [stdout] 27: 0x559bef695ac7 - test::run_test::run_test_inner::{{closure}}::he9483433cef16afe [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:500:39 [INFO] [stdout] 28: 0x559bef662e0e - test::run_test::run_test_inner::{{closure}}::h479f1f872a5501ea [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:527:37 [INFO] [stdout] 29: 0x559bef662e0e - std::sys_common::backtrace::__rust_begin_short_backtrace::h0f1e9b1f279687bc [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stdout] 30: 0x559bef667c38 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he5560613c5f5cb83 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/thread/mod.rs:484:17 [INFO] [stdout] 31: 0x559bef667c38 - as core::ops::function::FnOnce<()>>::call_once::h8190a68cb05ab92f [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 32: 0x559bef667c38 - std::panicking::try::do_call::h6ae22f5ac22596e4 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40 [INFO] [stdout] 33: 0x559bef667c38 - std::panicking::try::h2381c25487d6a7c2 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19 [INFO] [stdout] 34: 0x559bef667c38 - std::panic::catch_unwind::hfe902f4d5c9d7b6d [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14 [INFO] [stdout] 35: 0x559bef667c38 - std::thread::Builder::spawn_unchecked::{{closure}}::h547fad40771a584e [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/thread/mod.rs:483:30 [INFO] [stdout] 36: 0x559bef667c38 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8602a9971738410 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 37: 0x559bef6de2b3 - as core::ops::function::FnOnce>::call_once::he162a5c338a10a39 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 38: 0x559bef6de2b3 - as core::ops::function::FnOnce>::call_once::hb27497b21740dd97 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 39: 0x559bef6de2b3 - std::sys::unix::thread::Thread::new::thread_start::he467e990e49c5136 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys/unix/thread.rs:106:17 [INFO] [stdout] 40: 0x7f55e9484609 - start_thread [INFO] [stdout] 41: 0x7f55e970f293 - 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: 0x559bef6d771c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x559bef6d771c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x559bef6d771c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x559bef6d771c - ::fmt::h82b0e3aaf8a96140 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x559bef6fb35c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/fmt/mod.rs:1149:17 [INFO] [stdout] 5: 0x559bef6d3655 - std::io::Write::write_fmt::h21d7683cabdb4c35 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/io/mod.rs:1697:15 [INFO] [stdout] 6: 0x559bef6d9170 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x559bef6d9170 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x559bef6d9170 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x559bef6d8d56 - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x559bef6d9824 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x559bef6d9300 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:502:13 [INFO] [stdout] 12: 0x559bef6d7bd4 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x559bef6d9269 - rust_begin_unwind [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x559bef600d81 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panicking.rs:107:14 [INFO] [stdout] 15: 0x559bef600e73 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/result.rs:1613:5 [INFO] [stdout] 16: 0x559bef61c82e - core::result::Result::unwrap::h20173cc9fa63dd8b [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/result.rs:1295:23 [INFO] [stdout] 17: 0x559bef613ca4 - learning_rust::learning_projects::intermediate::test::test_parse_xml::h2b39051a3c5cfa28 [INFO] [stdout] at /opt/rustwide/workdir/src/learning_projects/intermediate.rs:302:28 [INFO] [stdout] 18: 0x559bef613bca - learning_rust::learning_projects::intermediate::test::test_parse_xml::{{closure}}::h611758a150d18073 [INFO] [stdout] at /opt/rustwide/workdir/src/learning_projects/intermediate.rs:296:5 [INFO] [stdout] 19: 0x559bef64cebe - core::ops::function::FnOnce::call_once::h4a8cf19cbf0c122e [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x559bef696f33 - core::ops::function::FnOnce::call_once::h449577f1c5b077cb [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x559bef696f33 - test::__rust_begin_short_backtrace::h8c2a0a5090591869 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:585:5 [INFO] [stdout] 22: 0x559bef695ac7 - as core::ops::function::FnOnce>::call_once::hea00a22128a38543 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 23: 0x559bef695ac7 - as core::ops::function::FnOnce<()>>::call_once::he10b35c3c50d78a0 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x559bef695ac7 - std::panicking::try::do_call::hc868e78bbc5af2ab [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40 [INFO] [stdout] 25: 0x559bef695ac7 - std::panicking::try::he468aede74df1b04 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19 [INFO] [stdout] 26: 0x559bef695ac7 - std::panic::catch_unwind::hce3c9152e1cf772d [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14 [INFO] [stdout] 27: 0x559bef695ac7 - test::run_test_in_process::h9c4ab8162080cf8c [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:608:18 [INFO] [stdout] 28: 0x559bef695ac7 - test::run_test::run_test_inner::{{closure}}::he9483433cef16afe [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:500:39 [INFO] [stdout] 29: 0x559bef662e0e - test::run_test::run_test_inner::{{closure}}::h479f1f872a5501ea [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:527:37 [INFO] [stdout] 30: 0x559bef662e0e - std::sys_common::backtrace::__rust_begin_short_backtrace::h0f1e9b1f279687bc [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stdout] 31: 0x559bef667c38 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he5560613c5f5cb83 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/thread/mod.rs:484:17 [INFO] [stdout] 32: 0x559bef667c38 - as core::ops::function::FnOnce<()>>::call_once::h8190a68cb05ab92f [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x559bef667c38 - std::panicking::try::do_call::h6ae22f5ac22596e4 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40 [INFO] [stdout] 34: 0x559bef667c38 - std::panicking::try::h2381c25487d6a7c2 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19 [INFO] [stdout] 35: 0x559bef667c38 - std::panic::catch_unwind::hfe902f4d5c9d7b6d [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14 [INFO] [stdout] 36: 0x559bef667c38 - std::thread::Builder::spawn_unchecked::{{closure}}::h547fad40771a584e [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/thread/mod.rs:483:30 [INFO] [stdout] 37: 0x559bef667c38 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8602a9971738410 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x559bef6de2b3 - as core::ops::function::FnOnce>::call_once::he162a5c338a10a39 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 39: 0x559bef6de2b3 - as core::ops::function::FnOnce>::call_once::hb27497b21740dd97 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 40: 0x559bef6de2b3 - std::sys::unix::thread::Thread::new::thread_start::he467e990e49c5136 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys/unix/thread.rs:106:17 [INFO] [stdout] 41: 0x7f55e9484609 - start_thread [INFO] [stdout] 42: 0x7f55e970f293 - 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 0.12s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "e0413a48551b796a6508cf9ddca69d88983d428d5f073f55d3066383ce975394", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0413a48551b796a6508cf9ddca69d88983d428d5f073f55d3066383ce975394", kill_on_drop: false }` [INFO] [stdout] e0413a48551b796a6508cf9ddca69d88983d428d5f073f55d3066383ce975394