[INFO] cloning repository https://github.com/zolkko/rust-katas [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zolkko/rust-katas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzolkko%2Frust-katas", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzolkko%2Frust-katas'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 68676fc622353634503c404bb690ddbea4039fdb [INFO] testing zolkko/rust-katas against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzolkko%2Frust-katas" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zolkko/rust-katas on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zolkko/rust-katas [INFO] finished tweaking git repo https://github.com/zolkko/rust-katas [INFO] tweaked toml for git repo https://github.com/zolkko/rust-katas written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/zolkko/rust-katas already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bf5d98d85db5351718273b099ee549f29e6ac55da7210f0b3f208cbebbd5ee84 [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" "bf5d98d85db5351718273b099ee549f29e6ac55da7210f0b3f208cbebbd5ee84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bf5d98d85db5351718273b099ee549f29e6ac55da7210f0b3f208cbebbd5ee84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf5d98d85db5351718273b099ee549f29e6ac55da7210f0b3f208cbebbd5ee84", kill_on_drop: false }` [INFO] [stdout] bf5d98d85db5351718273b099ee549f29e6ac55da7210f0b3f208cbebbd5ee84 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] fcce763b4dd4e2fc97e3c12d3bfc7f0c76da5b97bd8db42aac6923a073bf09b5 [INFO] running `Command { std: "docker" "start" "-a" "fcce763b4dd4e2fc97e3c12d3bfc7f0c76da5b97bd8db42aac6923a073bf09b5", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling rust-katas v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling tokio v1.9.0 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling matrixmultiply v0.3.1 [INFO] [stderr] Compiling parking_lot_core v0.8.3 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling futures-channel v0.3.16 [INFO] [stderr] Compiling mio v0.7.13 [INFO] [stderr] Compiling num-complex v0.4.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling ndarray v0.15.3 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling futures-macro v0.3.16 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Compiling tracing-attributes v0.1.15 [INFO] [stderr] Compiling futures-util v0.3.16 [INFO] [stderr] Compiling tracing v0.1.26 [INFO] [stderr] Compiling futures-executor v0.3.16 [INFO] [stderr] Compiling futures v0.3.16 [INFO] [stderr] Compiling tokio-util v0.6.7 [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/read_ints.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `core::str::::trim_right`: superseded by `trim_end` [INFO] [stdout] --> src/read_ints.rs:9:22 [INFO] [stdout] | [INFO] [stdout] 9 | let input = line.trim_right(); [INFO] [stdout] | ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TryFutureExt` [INFO] [stdout] --> src/watch_file.rs:5:48 [INFO] [stdout] | [INFO] [stdout] 5 | use futures::future::{self, Either, FutureExt, TryFutureExt}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Context` [INFO] [stdout] --> src/watch_file.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | use std::task::{Context, Poll}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TryFutureExt` [INFO] [stdout] --> src/poll_fn_stream.rs:5:40 [INFO] [stdout] | [INFO] [stdout] 5 | use futures::future::{self, FutureExt, TryFutureExt}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::pin::Pin` [INFO] [stdout] --> src/poll_fn_stream.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::pin::Pin; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Context` [INFO] [stdout] --> src/poll_fn_stream.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | use std::task::{Context, Poll}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::fs::File` [INFO] [stdout] --> src/poll_fn_stream.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use tokio::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TryStreamExt` [INFO] [stdout] --> src/watch_file.rs:6:48 [INFO] [stdout] | [INFO] [stdout] 6 | use futures::stream::{self, Stream, StreamExt, TryStreamExt}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/async_book.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | let mut state = Arc::new(Mutex::new(SharedState { completed: false, waker: None })); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/async_book.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | let mut thread_state = Arc::clone(&state); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TryStreamExt` [INFO] [stdout] --> src/poll_fn_stream.rs:6:48 [INFO] [stdout] | [INFO] [stdout] 6 | use futures::stream::{self, Stream, StreamExt, TryStreamExt}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.13s [INFO] running `Command { std: "docker" "inspect" "fcce763b4dd4e2fc97e3c12d3bfc7f0c76da5b97bd8db42aac6923a073bf09b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcce763b4dd4e2fc97e3c12d3bfc7f0c76da5b97bd8db42aac6923a073bf09b5", kill_on_drop: false }` [INFO] [stdout] fcce763b4dd4e2fc97e3c12d3bfc7f0c76da5b97bd8db42aac6923a073bf09b5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c794db59fedc6f809cf4abf84be30ff9037a4a11c2668fff436a18bfc13554a7 [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" "c794db59fedc6f809cf4abf84be30ff9037a4a11c2668fff436a18bfc13554a7", kill_on_drop: false }` [INFO] [stderr] Compiling rust-katas v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/read_ints.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ndarray::ShapeBuilder` [INFO] [stdout] --> src/read_ints.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | use ndarray::ShapeBuilder; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `core::str::::trim_right`: superseded by `trim_end` [INFO] [stdout] --> src/read_ints.rs:9:22 [INFO] [stdout] | [INFO] [stdout] 9 | let input = line.trim_right(); [INFO] [stdout] | ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TryFutureExt` [INFO] [stdout] --> src/watch_file.rs:5:48 [INFO] [stdout] | [INFO] [stdout] 5 | use futures::future::{self, Either, FutureExt, TryFutureExt}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Context` [INFO] [stdout] --> src/watch_file.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | use std::task::{Context, Poll}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/read_ints.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | for mut sub_levels in a.axis_iter_mut(Axis(0)) { [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TryFutureExt` [INFO] [stdout] --> src/poll_fn_stream.rs:5:40 [INFO] [stdout] | [INFO] [stdout] 5 | use futures::future::{self, FutureExt, TryFutureExt}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::pin::Pin` [INFO] [stdout] --> src/poll_fn_stream.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::pin::Pin; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Context` [INFO] [stdout] --> src/poll_fn_stream.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | use std::task::{Context, Poll}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::fs::File` [INFO] [stdout] --> src/poll_fn_stream.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use tokio::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TryStreamExt` [INFO] [stdout] --> src/watch_file.rs:6:48 [INFO] [stdout] | [INFO] [stdout] 6 | use futures::stream::{self, Stream, StreamExt, TryStreamExt}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TryStreamExt` [INFO] [stdout] --> src/poll_fn_stream.rs:6:48 [INFO] [stdout] | [INFO] [stdout] 6 | use futures::stream::{self, Stream, StreamExt, TryStreamExt}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/async_book.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | let mut state = Arc::new(Mutex::new(SharedState { completed: false, waker: None })); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/async_book.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | let mut thread_state = Arc::clone(&state); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.63s [INFO] running `Command { std: "docker" "inspect" "c794db59fedc6f809cf4abf84be30ff9037a4a11c2668fff436a18bfc13554a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c794db59fedc6f809cf4abf84be30ff9037a4a11c2668fff436a18bfc13554a7", kill_on_drop: false }` [INFO] [stdout] c794db59fedc6f809cf4abf84be30ff9037a4a11c2668fff436a18bfc13554a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 16fc7c0c72eb1f4f9242236cc655ecb55ec8a3a7c2ac954b4ecec17d29433da1 [INFO] running `Command { std: "docker" "start" "-a" "16fc7c0c72eb1f4f9242236cc655ecb55ec8a3a7c2ac954b4ecec17d29433da1", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `TryFutureExt` [INFO] [stderr] --> src/watch_file.rs:5:48 [INFO] [stderr] | [INFO] [stderr] 5 | use futures::future::{self, Either, FutureExt, TryFutureExt}; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Context` [INFO] [stderr] --> src/watch_file.rs:10:17 [INFO] [stderr] | [INFO] [stderr] 10 | use std::task::{Context, Poll}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `TryStreamExt` [INFO] [stderr] --> src/watch_file.rs:6:48 [INFO] [stderr] | [INFO] [stderr] 6 | use futures::stream::{self, Stream, StreamExt, TryStreamExt}; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/async_book.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | let mut state = Arc::new(Mutex::new(SharedState { completed: false, waker: None })); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/async_book.rs:78:9 [INFO] [stderr] | [INFO] [stderr] 78 | let mut thread_state = Arc::clone(&state); [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused import: `TryFutureExt` [INFO] [stderr] --> src/poll_fn_stream.rs:5:40 [INFO] [stderr] | [INFO] [stderr] 5 | use futures::future::{self, FutureExt, TryFutureExt}; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::pin::Pin` [INFO] [stderr] --> src/poll_fn_stream.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::pin::Pin; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Context` [INFO] [stderr] --> src/poll_fn_stream.rs:10:17 [INFO] [stderr] | [INFO] [stderr] 10 | use std::task::{Context, Poll}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::fs::File` [INFO] [stderr] --> src/poll_fn_stream.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use tokio::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `TryStreamExt` [INFO] [stderr] --> src/poll_fn_stream.rs:6:48 [INFO] [stderr] | [INFO] [stderr] 6 | use futures::stream::{self, Stream, StreamExt, TryStreamExt}; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/read_ints.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `ndarray::ShapeBuilder` [INFO] [stderr] --> src/read_ints.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | use ndarray::ShapeBuilder; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `core::str::::trim_right`: superseded by `trim_end` [INFO] [stderr] --> src/read_ints.rs:9:22 [INFO] [stderr] | [INFO] [stderr] 9 | let input = line.trim_right(); [INFO] [stderr] | ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/read_ints.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | for mut sub_levels in a.axis_iter_mut(Axis(0)) { [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rust-katas` (bin "watch_file" test) generated 3 warnings [INFO] [stderr] warning: `rust-katas` (bin "async_book" test) generated 2 warnings [INFO] [stderr] warning: `rust-katas` (bin "poll_fn_stream" test) generated 5 warnings [INFO] [stderr] warning: `rust-katas` (bin "read_ints" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_katas-a5206d512f02c840) [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test insertion_sort::tests::sort_empty_vector ... ok [INFO] [stdout] test insertion_sort::tests::sort_mixed_vector ... ok [INFO] [stdout] test insertion_sort::tests::sort_reverse_vector ... ok [INFO] [stdout] test insertion_sort::tests::sort_single_element_vector ... ok [INFO] [stdout] test insertion_sort::tests::sort_sorted_vector ... ok [INFO] [stdout] test quick_sort::tests::sort_mixed_vector ... ok [INFO] [stdout] test quick_sort::tests::sort_empty_vector ... ok [INFO] [stdout] test quick_sort::tests::sort_single_element_vector ... ok [INFO] [stdout] test quick_sort::tests::sort_sorted_vector ... ok [INFO] [stdout] test quick_sort::tests::sort_reverse_vector ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/async_book-e9d925ece3c966ee) [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 (/opt/rustwide/target/debug/deps/max_subarray-e469ac921d96d7ea) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test test::it_contains_single_positive_number ... ok [INFO] [stdout] test test::it_contains_single_negative_number ... ok [INFO] [stdout] test test::it_can_find_sum_in_general_case ... ok [INFO] [stdout] test test::it_contains_only_zeros ... ok [INFO] [stdout] test test::it_contains_single_zero ... ok [INFO] [stdout] test test::it_finds_sum_if_all_elements_are_positive ... ok [INFO] [stdout] test test::it_returns_zero_on_empty_array ... ok [INFO] [stdout] test test::it_finds_sum_if_all_elements_are_negative ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/poll_fn_stream-71b1b633de9ea383) [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 (/opt/rustwide/target/debug/deps/read_ints-cd555205d987e93e) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] error: test failed, to rerun pass '--bin read_ints' [INFO] [stdout] test tests::demo ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::demo stdout ---- [INFO] [stdout] [[2.0, 0.0], [INFO] [stdout] [0.0, 0.0]], shape=[2, 2], strides=[2, 1], layout=Cc (0x5), dynamic ndim=2 [INFO] [stdout] sum:2.0 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [[0.0, 0.0], [INFO] [stdout] [3.0, 0.0]], shape=[2, 2], strides=[2, 1], layout=Cc (0x5), dynamic ndim=2 [INFO] [stdout] sum:3.0 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [[7.0, 0.0], [INFO] [stdout] [0.0, 7.0]], shape=[2, 2], strides=[2, 1], layout=Cc (0x5), dynamic ndim=2 [INFO] [stdout] sum:14.0 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] +++++++++++ [INFO] [stdout] thread 'tests::demo' panicked at 'explicit panic', src/read_ints.rs:47:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5629683505e0 - std::backtrace_rs::backtrace::libunwind::trace::ha0ad43e8a952bfe7 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x5629683505e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h6830419c0c4130dc [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5629683505e0 - std::sys_common::backtrace::_print_fmt::h8f3516631ffa1ef5 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x5629683505e0 - ::fmt::he1640d5f0d93f618 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x562968372d9c - core::fmt::write::h88012e1f01caeebf [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x56296834d695 - std::io::Write::write_fmt::h7728c39ea5632753 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/io/mod.rs:1665:15 [INFO] [stdout] 6: 0x56296835274b - std::sys_common::backtrace::_print::ha1f00492f406a015 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x56296835274b - std::sys_common::backtrace::print::hd54561b13feb6af3 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x56296835274b - std::panicking::default_hook::{{closure}}::h84fe124cd0864662 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x56296835225c - std::panicking::default_hook::h5a8e74a76ce290a7 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x562968352e14 - std::panicking::rust_panic_with_hook::h67c812a4fe9d4c91 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x562968331943 - std::panicking::begin_panic::{{closure}}::h068d534a1aab6a24 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:542:9 [INFO] [stdout] 12: 0x5629683317c9 - std::sys_common::backtrace::__rust_end_short_backtrace::h1333bf3478e20456 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x562968331879 - std::panicking::begin_panic::hc3af1c935124efe2 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:541:12 [INFO] [stdout] 14: 0x5629682e35f0 - read_ints::tests::demo::ha82fea3b6fa52b91 [INFO] [stdout] at /opt/rustwide/workdir/src/read_ints.rs:47:9 [INFO] [stdout] 15: 0x5629682e2fba - read_ints::tests::demo::{{closure}}::hd47f24717e5f28c2 [INFO] [stdout] at /opt/rustwide/workdir/src/read_ints.rs:26:5 [INFO] [stdout] 16: 0x5629682ed66e - core::ops::function::FnOnce::call_once::h552acbdac0130d1a [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 17: 0x56296832a563 - core::ops::function::FnOnce::call_once::h5aba9a5d361d6c79 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 18: 0x56296832a563 - test::__rust_begin_short_backtrace::h705bb53b2b1d45e6 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/test/src/lib.rs:578:5 [INFO] [stdout] 19: 0x562968329018 - as core::ops::function::FnOnce>::call_once::ha20f614d7c0b2b6d [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 20: 0x562968329018 - as core::ops::function::FnOnce<()>>::call_once::hf02f19eeb64ceabd [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:347:9 [INFO] [stdout] 21: 0x562968329018 - std::panicking::try::do_call::h4bfab65eb3b4b036 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 22: 0x562968329018 - std::panicking::try::h6613a46a6d2b6f88 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 23: 0x562968329018 - std::panic::catch_unwind::h9f07b17b60991273 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14 [INFO] [stdout] 24: 0x562968329018 - test::run_test_in_process::hc38797eecf07854f [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/test/src/lib.rs:601:18 [INFO] [stdout] 25: 0x562968329018 - test::run_test::run_test_inner::{{closure}}::hac209db8bce0fd77 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/test/src/lib.rs:493:39 [INFO] [stdout] 26: 0x5629682f77ad - test::run_test::run_test_inner::{{closure}}::h4aefdd4b4a423e20 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/test/src/lib.rs:520:37 [INFO] [stdout] 27: 0x5629682f77ad - std::sys_common::backtrace::__rust_begin_short_backtrace::h652c9e2663704700 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 28: 0x5629682fbf88 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hd84fd5e0b5b1f45f [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 29: 0x5629682fbf88 - as core::ops::function::FnOnce<()>>::call_once::he23556962a2ae14b [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:347:9 [INFO] [stdout] 30: 0x5629682fbf88 - std::panicking::try::do_call::h67d4f93e1fbaa5f9 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 31: 0x5629682fbf88 - std::panicking::try::h396886e678db815e [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 32: 0x5629682fbf88 - std::panic::catch_unwind::hc1d64dcecf0a00e0 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14 [INFO] [stdout] 33: 0x5629682fbf88 - std::thread::Builder::spawn_unchecked::{{closure}}::hc2644cf33cb61d8e [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 34: 0x5629682fbf88 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h4473c2c77b66963f [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 35: 0x562968357987 - as core::ops::function::FnOnce>::call_once::h6bff7798948b1075 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 36: 0x562968357987 - as core::ops::function::FnOnce>::call_once::hc2d25ac38f6b2342 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 37: 0x562968357987 - std::sys::unix::thread::Thread::new::thread_start::hbba5bc368baac205 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys/unix/thread.rs:74:17 [INFO] [stdout] 38: 0x7f964efe0609 - start_thread [INFO] [stdout] 39: 0x7f964edb2293 - clone [INFO] [stdout] 40: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::demo [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "16fc7c0c72eb1f4f9242236cc655ecb55ec8a3a7c2ac954b4ecec17d29433da1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16fc7c0c72eb1f4f9242236cc655ecb55ec8a3a7c2ac954b4ecec17d29433da1", kill_on_drop: false }` [INFO] [stdout] 16fc7c0c72eb1f4f9242236cc655ecb55ec8a3a7c2ac954b4ecec17d29433da1