[INFO] cloning repository https://github.com/stimpie007/rustlings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stimpie007/rustlings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstimpie007%2Frustlings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstimpie007%2Frustlings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5657ea76edeb6dd5c81fc457c343b9f485fdff4e
[INFO] testing stimpie007/rustlings against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstimpie007%2Frustlings" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/stimpie007/rustlings
[INFO] finished tweaking git repo https://github.com/stimpie007/rustlings
[INFO] tweaked toml for git repo https://github.com/stimpie007/rustlings written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/stimpie007/rustlings on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/stimpie007/rustlings already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d76e4e7c48e39dd76878250622887d48014a26829761cd2a509862cdfe4e185a
[INFO] running `Command { std: "docker" "start" "-a" "d76e4e7c48e39dd76878250622887d48014a26829761cd2a509862cdfe4e185a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d76e4e7c48e39dd76878250622887d48014a26829761cd2a509862cdfe4e185a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d76e4e7c48e39dd76878250622887d48014a26829761cd2a509862cdfe4e185a", kill_on_drop: false }`
[INFO] [stdout] d76e4e7c48e39dd76878250622887d48014a26829761cd2a509862cdfe4e185a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea78d5cc9529565e2b8d114fa2189396e174234b823c3743035de75544bc3d12
[INFO] running `Command { std: "docker" "start" "-a" "ea78d5cc9529565e2b8d114fa2189396e174234b823c3743035de75544bc3d12", kill_on_drop: false }`
[INFO] [stderr]    Compiling exercises v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::thread::JoinHandle`
[INFO] [stdout]   --> exercises/20_threads/threads1.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::thread::JoinHandle;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `my_macro`
[INFO] [stdout]  --> exercises/21_macros/macros3.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 |     macro_rules! my_macro {
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `my_macro`
[INFO] [stdout]   --> exercises/21_macros/macros3.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn main() { macro_rules! my_macro {
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.00s
[INFO] running `Command { std: "docker" "inspect" "ea78d5cc9529565e2b8d114fa2189396e174234b823c3743035de75544bc3d12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea78d5cc9529565e2b8d114fa2189396e174234b823c3743035de75544bc3d12", kill_on_drop: false }`
[INFO] [stdout] ea78d5cc9529565e2b8d114fa2189396e174234b823c3743035de75544bc3d12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f26a3bcb18d4781c817dc2441e8a3b9bdfd9d2cec8f86bfe8cb629fd97ea8bdf
[INFO] running `Command { std: "docker" "start" "-a" "f26a3bcb18d4781c817dc2441e8a3b9bdfd9d2cec8f86bfe8cb629fd97ea8bdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling exercises v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `my_macro`
[INFO] [stdout]  --> exercises/21_macros/macros3.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 |     macro_rules! my_macro {
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `my_macro`
[INFO] [stdout]   --> exercises/21_macros/macros3.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn main() { macro_rules! my_macro {
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::JoinHandle`
[INFO] [stdout]   --> exercises/20_threads/threads1.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::thread::JoinHandle;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.51s
[INFO] running `Command { std: "docker" "inspect" "f26a3bcb18d4781c817dc2441e8a3b9bdfd9d2cec8f86bfe8cb629fd97ea8bdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f26a3bcb18d4781c817dc2441e8a3b9bdfd9d2cec8f86bfe8cb629fd97ea8bdf", kill_on_drop: false }`
[INFO] [stdout] f26a3bcb18d4781c817dc2441e8a3b9bdfd9d2cec8f86bfe8cb629fd97ea8bdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ab2793e513fda49d4a3d18212d5d99ba353c2242e4be9cde8dc511b2fe497902
[INFO] running `Command { std: "docker" "start" "-a" "ab2793e513fda49d4a3d18212d5d99ba353c2242e4be9cde8dc511b2fe497902", kill_on_drop: false }`
[INFO] [stderr] warning: unused macro definition: `my_macro`
[INFO] [stderr]  --> exercises/21_macros/macros3.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 |     macro_rules! my_macro {
[INFO] [stderr]   |                  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `my_macro`
[INFO] [stderr]   --> exercises/21_macros/macros3.rs:10:26
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn main() { macro_rules! my_macro {
[INFO] [stderr]    |                          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `exercises` (bin "macros3" test) generated 2 warnings
[INFO] [stderr] warning: unused import: `std::thread::JoinHandle`
[INFO] [stderr]   --> exercises/20_threads/threads1.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::thread::JoinHandle;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `exercises` (bin "threads1" test) generated 1 warning (run `cargo fix --bin "threads1" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests exercises/19_smart_pointers/arc1.rs (/opt/rustwide/target/debug/deps/arc1-4616cecf5672285b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/19_smart_pointers/arc1.rs (/opt/rustwide/target/debug/deps/arc1_sol-7f4760f5303c3c10)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests exercises/23_conversions/as_ref_mut.rs (/opt/rustwide/target/debug/deps/as_ref_mut-2577a75bd33c5d89)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::different_counts_using_string ... ok
[INFO] [stdout] test tests::mut_box ... ok
[INFO] [stdout] test tests::same_counts ... ok
[INFO] [stdout] test tests::different_counts ... ok
[INFO] [stdout] test tests::same_counts_using_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/23_conversions/as_ref_mut.rs (/opt/rustwide/target/debug/deps/as_ref_mut_sol-e4795d807ef353ff)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::different_counts_using_string ... ok
[INFO] [stdout] test tests::mut_box ... ok
[INFO] [stdout] test tests::same_counts_using_string ... ok
[INFO] [stdout] test tests::different_counts ... ok
[INFO] [stdout] test tests::same_counts ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/19_smart_pointers/box1.rs (/opt/rustwide/target/debug/deps/box1-2d3a3854d98f13a2)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_create_empty_list ... ok
[INFO] [stdout] test tests::test_create_non_empty_list ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/19_smart_pointers/box1.rs (/opt/rustwide/target/debug/deps/box1_sol-b6c9157b7147050e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_create_non_empty_list ... ok
[INFO] [stderr]      Running unittests exercises/22_clippy/clippy1.rs (/opt/rustwide/target/debug/deps/clippy1-16d929a2392feb67)
[INFO] [stdout] test tests::test_create_empty_list ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/22_clippy/clippy1.rs (/opt/rustwide/target/debug/deps/clippy1_sol-45070aa0507211fe)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests exercises/22_clippy/clippy2.rs (/opt/rustwide/target/debug/deps/clippy2-9a92c21eb67974c4)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests solutions/22_clippy/clippy2.rs (/opt/rustwide/target/debug/deps/clippy2_sol-145ba9b7be740ffd)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests exercises/22_clippy/clippy3.rs (/opt/rustwide/target/debug/deps/clippy3-953452ae880ac10b)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/22_clippy/clippy3.rs (/opt/rustwide/target/debug/deps/clippy3_sol-718c9d243d34e2a5)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/19_smart_pointers/cow1.rs (/opt/rustwide/target/debug/deps/cow1-82a164077c37a293)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::owned_mutation ... ok
[INFO] [stdout] test tests::reference_mutation ... ok
[INFO] [stderr]      Running unittests solutions/19_smart_pointers/cow1.rs (/opt/rustwide/target/debug/deps/cow1_sol-a5b4f775abd860a6)
[INFO] [stdout] test tests::reference_no_mutation ... ok
[INFO] [stdout] test tests::owned_no_mutation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::owned_no_mutation ... ok
[INFO] [stdout] test tests::reference_no_mutation ... ok
[INFO] [stdout] test tests::owned_mutation ... ok
[INFO] [stdout] test tests::reference_mutation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/08_enums/enums1.rs (/opt/rustwide/target/debug/deps/enums1-736c468eb7df886d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/08_enums/enums1.rs (/opt/rustwide/target/debug/deps/enums1_sol-da23c30c4783a16e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/08_enums/enums2.rs (/opt/rustwide/target/debug/deps/enums2-f5e520797eb3801b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/08_enums/enums2.rs (/opt/rustwide/target/debug/deps/enums2_sol-848cc2fff7c304d8)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/08_enums/enums3.rs (/opt/rustwide/target/debug/deps/enums3-9ff2bf1a885a9b66)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_match_message_call ... ok
[INFO] [stderr]      Running unittests solutions/08_enums/enums3.rs (/opt/rustwide/target/debug/deps/enums3_sol-b4090ccb97999f2c)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/13_error_handling/errors1.rs (/opt/rustwide/target/debug/deps/errors1-da9c988f95046371)
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_match_message_call ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::explains_why_generating_nametag_text_fails ... ok
[INFO] [stdout] test tests::generates_nametag_text_for_a_nonempty_name ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/13_error_handling/errors1.rs (/opt/rustwide/target/debug/deps/errors1_sol-42c5d7ef9717e0b8)
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests exercises/13_error_handling/errors2.rs (/opt/rustwide/target/debug/deps/errors2-70488520dd311e1e)
[INFO] [stdout] test tests::explains_why_generating_nametag_text_fails ... ok
[INFO] [stdout] test tests::generates_nametag_text_for_a_nonempty_name ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::item_quantity_is_a_valid_number ... ok
[INFO] [stdout] test tests::item_quantity_is_an_invalid_number ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running unittests solutions/13_error_handling/errors2.rs (/opt/rustwide/target/debug/deps/errors2_sol-267762ead9b765cb)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::item_quantity_is_an_invalid_number ... ok
[INFO] [stdout] test tests::item_quantity_is_a_valid_number ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/13_error_handling/errors3.rs (/opt/rustwide/target/debug/deps/errors3-00497c26fe798a61)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/13_error_handling/errors3.rs (/opt/rustwide/target/debug/deps/errors3_sol-9a75ada0a0f6841a)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests exercises/13_error_handling/errors4.rs (/opt/rustwide/target/debug/deps/errors4-875532a27e6fba8f)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_creation ... ok
[INFO] [stderr]      Running unittests solutions/13_error_handling/errors4.rs (/opt/rustwide/target/debug/deps/errors4_sol-43ce82f26aef15d9)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_creation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/13_error_handling/errors5.rs (/opt/rustwide/target/debug/deps/errors5-b443e85b1b106436)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/13_error_handling/errors5.rs (/opt/rustwide/target/debug/deps/errors5_sol-c4342a938e71fc68)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests exercises/13_error_handling/errors6.rs (/opt/rustwide/target/debug/deps/errors6-92dc49ab289a4dc2)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::test_parse_error ... ok
[INFO] [stdout] test test::test_zero ... ok
[INFO] [stdout] test test::test_negative ... ok
[INFO] [stdout] test test::test_positive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/13_error_handling/errors6.rs (/opt/rustwide/target/debug/deps/errors6_sol-30af5f2773224e81)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::test_zero ... ok
[INFO] [stdout] test test::test_negative ... ok
[INFO] [stdout] test test::test_parse_error ... ok
[INFO] [stdout] test test::test_positive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/23_conversions/from_into.rs (/opt/rustwide/target/debug/deps/from_into-80a85f2fd3d6c444)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_default ... ok
[INFO] [stdout] test tests::test_bad_convert ... ok
[INFO] [stdout] test tests::test_bad_age ... ok
[INFO] [stdout] test tests::test_missing_age ... ok
[INFO] [stdout] test tests::test_good_convert ... ok
[INFO] [stdout] test tests::test_missing_comma_and_age ... ok
[INFO] [stdout] test tests::test_missing_name_and_invalid_age ... ok
[INFO] [stdout] test tests::test_trailing_comma ... ok
[INFO] [stdout] test tests::test_missing_name ... ok
[INFO] [stdout] test tests::test_trailing_comma_and_some_string ... ok
[INFO] [stdout] test tests::test_missing_name_and_age ... ok
[INFO] [stderr]      Running unittests solutions/23_conversions/from_into.rs (/opt/rustwide/target/debug/deps/from_into_sol-9c99b2244b847687)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_bad_age ... ok
[INFO] [stdout] test tests::test_good_convert ... ok
[INFO] [stdout] test tests::test_missing_age ... ok
[INFO] [stdout] test tests::test_default ... ok
[INFO] [stdout] test tests::test_missing_name_and_age ... ok
[INFO] [stdout] test tests::test_missing_name ... ok
[INFO] [stdout] test tests::test_missing_name_and_invalid_age ... ok
[INFO] [stdout] test tests::test_trailing_comma ... ok
[INFO] [stdout] test tests::test_trailing_comma_and_some_string ... ok
[INFO] [stdout] test tests::test_missing_comma_and_age ... ok
[INFO] [stderr]      Running unittests exercises/23_conversions/from_str.rs (/opt/rustwide/target/debug/deps/from_str-2e7956bc2e7a7fc6)
[INFO] [stdout] test tests::test_bad_convert ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::good_input ... ok
[INFO] [stdout] test tests::empty_input ... ok
[INFO] [stdout] test tests::invalid_age ... ok
[INFO] [stdout] test tests::missing_age ... ok
[INFO] [stdout] test tests::trailing_comma ... ok
[INFO] [stdout] test tests::missing_name_and_invalid_age ... ok
[INFO] [stdout] test tests::missing_comma_and_age ... ok
[INFO] [stdout] test tests::missing_name ... ok
[INFO] [stdout] test tests::missing_name_and_age ... ok
[INFO] [stderr]      Running unittests solutions/23_conversions/from_str.rs (/opt/rustwide/target/debug/deps/from_str_sol-16716056c1d0c08d)
[INFO] [stdout] test tests::trailing_comma_and_some_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::empty_input ... ok
[INFO] [stdout] test tests::missing_comma_and_age ... ok
[INFO] [stdout] test tests::missing_name ... ok
[INFO] [stdout] test tests::missing_name_and_invalid_age ... ok
[INFO] [stdout] test tests::missing_name_and_age ... ok
[INFO] [stdout] test tests::trailing_comma ... ok
[INFO] [stdout] test tests::missing_age ... ok
[INFO] [stdout] test tests::trailing_comma_and_some_string ... ok
[INFO] [stdout] test tests::good_input ... ok
[INFO] [stderr]      Running unittests exercises/02_functions/functions1.rs (/opt/rustwide/target/debug/deps/functions1-5016cca112ce02d8)
[INFO] [stdout] test tests::invalid_age ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/02_functions/functions1.rs (/opt/rustwide/target/debug/deps/functions1_sol-2e0ae8d0d405a3a1)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/02_functions/functions2.rs (/opt/rustwide/target/debug/deps/functions2-cb264114961b25f3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/02_functions/functions2.rs (/opt/rustwide/target/debug/deps/functions2_sol-46c09c77027a6248)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests exercises/02_functions/functions3.rs (/opt/rustwide/target/debug/deps/functions3-33dda8feb5908c24)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/02_functions/functions3.rs (/opt/rustwide/target/debug/deps/functions3_sol-ce9d29459ddf2119)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests exercises/02_functions/functions4.rs (/opt/rustwide/target/debug/deps/functions4-d3db70dc82e5589f)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/02_functions/functions4.rs (/opt/rustwide/target/debug/deps/functions4_sol-292057bdd93c8f86)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/02_functions/functions5.rs (/opt/rustwide/target/debug/deps/functions5-0341cfdc87556e56)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/02_functions/functions5.rs (/opt/rustwide/target/debug/deps/functions5_sol-76f525666e9d924a)
[INFO] [stderr]      Running unittests exercises/14_generics/generics1.rs (/opt/rustwide/target/debug/deps/generics1-566da92e626038af)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/14_generics/generics1.rs (/opt/rustwide/target/debug/deps/generics1_sol-a79253335a1ebbea)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/14_generics/generics2.rs (/opt/rustwide/target/debug/deps/generics2-6405d93d7e7a6d5d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::store_str_in_wrapper ... ok
[INFO] [stdout] test tests::store_u32_in_wrapper ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/14_generics/generics2.rs (/opt/rustwide/target/debug/deps/generics2_sol-2ebf7fcf150afd51)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::store_str_in_wrapper ... ok
[INFO] [stdout] test tests::store_u32_in_wrapper ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/11_hashmaps/hashmaps1.rs (/opt/rustwide/target/debug/deps/hashmaps1-892dcaf0f340425e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::at_least_five_fruits ... ok
[INFO] [stdout] test tests::at_least_three_types_of_fruits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/11_hashmaps/hashmaps1.rs (/opt/rustwide/target/debug/deps/hashmaps1_sol-34c88c7fc6bb7656)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::at_least_five_fruits ... ok
[INFO] [stdout] test tests::at_least_three_types_of_fruits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/11_hashmaps/hashmaps2.rs (/opt/rustwide/target/debug/deps/hashmaps2-408f208464821176)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::all_fruit_types_in_basket ... ok
[INFO] [stdout] test tests::at_least_five_types_of_fruits ... ok
[INFO] [stdout] test tests::test_given_fruits_are_not_modified ... ok
[INFO] [stdout] test tests::greater_than_eleven_fruits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/11_hashmaps/hashmaps2.rs (/opt/rustwide/target/debug/deps/hashmaps2_sol-d836ee59dfaff8fc)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running unittests exercises/11_hashmaps/hashmaps3.rs (/opt/rustwide/target/debug/deps/hashmaps3-65d0ca3264c957ab)
[INFO] [stdout] test tests::all_fruit_types_in_basket ... ok
[INFO] [stdout] test tests::greater_than_eleven_fruits ... ok
[INFO] [stdout] test tests::at_least_five_types_of_fruits ... ok
[INFO] [stdout] test tests::test_given_fruits_are_not_modified ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::validate_team_score_1 ... ok
[INFO] [stdout] test tests::validate_team_score_2 ... ok
[INFO] [stderr]      Running unittests solutions/11_hashmaps/hashmaps3.rs (/opt/rustwide/target/debug/deps/hashmaps3_sol-16a9b080abe3a04d)
[INFO] [stdout] test tests::build_scores ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::build_scores ... ok
[INFO] [stdout] test tests::validate_team_score_1 ... ok
[INFO] [stdout] test tests::validate_team_score_2 ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/03_if/if1.rs (/opt/rustwide/target/debug/deps/if1-99eb446de180ea19)
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::ten_is_bigger_than_eight ... ok
[INFO] [stdout] test tests::equal_numbers ... ok
[INFO] [stdout] test tests::fortytwo_is_bigger_than_thirtytwo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/03_if/if1.rs (/opt/rustwide/target/debug/deps/if1_sol-ac3cfb1887f3e009)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::fortytwo_is_bigger_than_thirtytwo ... ok
[INFO] [stdout] test tests::equal_numbers ... ok
[INFO] [stdout] test tests::ten_is_bigger_than_eight ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/03_if/if2.rs (/opt/rustwide/target/debug/deps/if2-1f2b7925bceab7f4)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::default_disliked_food ... ok
[INFO] [stdout] test tests::yummy_food ... ok
[INFO] [stdout] test tests::neutral_food ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/03_if/if2.rs (/opt/rustwide/target/debug/deps/if2_sol-10471e2e6bed5c63)
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::default_disliked_food ... ok
[INFO] [stdout] test tests::neutral_food ... ok
[INFO] [stdout] test tests::yummy_food ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/03_if/if3.rs (/opt/rustwide/target/debug/deps/if3-aac97f16fbb47742)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::gopher_lives_in_burrow ... ok
[INFO] [stdout] test tests::crab_lives_on_beach ... ok
[INFO] [stdout] test tests::snake_lives_in_desert ... ok
[INFO] [stdout] test tests::unknown_animal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/03_if/if3.rs (/opt/rustwide/target/debug/deps/if3_sol-c6a7d2bc14804860)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::crab_lives_on_beach ... ok
[INFO] [stdout] test tests::snake_lives_in_desert ... ok
[INFO] [stdout] test tests::unknown_animal ... ok
[INFO] [stdout] test tests::gopher_lives_in_burrow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/00_intro/intro1.rs (/opt/rustwide/target/debug/deps/intro1-3b627e28fa7f4ba0)
[INFO] [stderr]      Running unittests solutions/00_intro/intro1.rs (/opt/rustwide/target/debug/deps/intro1_sol-ae2946c0b6780e66)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/00_intro/intro2.rs (/opt/rustwide/target/debug/deps/intro2-eb45f8bb3ca8025d)
[INFO] [stderr]      Running unittests solutions/00_intro/intro2.rs (/opt/rustwide/target/debug/deps/intro2_sol-08512c6369d06e8c)
[INFO] [stderr]      Running unittests exercises/18_iterators/iterators1.rs (/opt/rustwide/target/debug/deps/iterators1-da44d16e119d0215)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::iterators ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::iterators stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::iterators' (217) panicked at exercises/18_iterators/iterators1.rs:18:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: Some("custard apple")
[INFO] [stdout]  right: Some("avocado")
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c07c817c172 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c07c817c172 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c07c817c172 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5c07c817c172 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5c07c818c29f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5c07c818c29f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5c07c81496e1 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5c07c81496e1 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5c07c8155742 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5c07c815a28f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5c07c815a121 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5c07c811acee - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x5c07c811acee - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5c07c815a94f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x5c07c815a94f - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5c07c815a7aa - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5c07c8155879 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5c07c813dbbd - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5c07c8193a60 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5c07c8193903 - core::panicking::assert_failed_inner::h448e1d534f4c3d4b
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5c07c80f9607 - core::panicking::assert_failed::hde96def12f6ff65d
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5c07c80f8b9b - iterators1::tests::iterators::h72a25c6d160a57b6
[INFO] [stdout]                                at /opt/rustwide/workdir/exercises/18_iterators/iterators1.rs:18:9
[INFO] [stdout]   22:     0x5c07c80f8c47 - iterators1::tests::iterators::{{closure}}::h8556c64aecfbe4ad
[INFO] [stdout]                                at /opt/rustwide/workdir/exercises/18_iterators/iterators1.rs:12:19
[INFO] [stdout]   23:     0x5c07c80f8e46 - core::ops::function::FnOnce::call_once::hb46cafcb9cd4c486
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5c07c811aaab - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5c07c811aaab - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5c07c8130715 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5c07c8130715 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5c07c8130715 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x5c07c8130715 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x5c07c8130715 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5c07c8130715 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5c07c8130715 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5c07c8106f04 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5c07c8106f04 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x5c07c810a7ca - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x5c07c810a7ca - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5c07c810a7ca - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x5c07c810a7ca - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x5c07c810a7ca - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5c07c810a7ca - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x5c07c810a7ca - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5c07c81509df - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   43:     0x5c07c81509df - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   44:     0x7ea49a6acaa4 - <unknown>
[INFO] [stdout]   45:     0x7ea49a739a34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::iterators
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin iterators1`
[INFO] running `Command { std: "docker" "inspect" "ab2793e513fda49d4a3d18212d5d99ba353c2242e4be9cde8dc511b2fe497902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab2793e513fda49d4a3d18212d5d99ba353c2242e4be9cde8dc511b2fe497902", kill_on_drop: false }`
[INFO] [stdout] ab2793e513fda49d4a3d18212d5d99ba353c2242e4be9cde8dc511b2fe497902
