[INFO] cloning repository https://github.com/Barogthor/RustTraining [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Barogthor/RustTraining" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBarogthor%2FRustTraining", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBarogthor%2FRustTraining'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ea88bcc4ccb0326bd2f375d401cd9d7c24926c6d [INFO] testing Barogthor/RustTraining against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBarogthor%2FRustTraining" "/workspace/builds/worker-81/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-81/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Barogthor/RustTraining on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Barogthor/RustTraining [INFO] finished tweaking git repo https://github.com/Barogthor/RustTraining [INFO] tweaked toml for git repo https://github.com/Barogthor/RustTraining written to /workspace/builds/worker-81/source/Cargo.toml [INFO] crate git repo https://github.com/Barogthor/RustTraining already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f6b81d43bc10f16b78a95e946eb0720d2123ba9beb4bca5584adee3e18919c1f [INFO] running `Command { std: "docker" "start" "-a" "f6b81d43bc10f16b78a95e946eb0720d2123ba9beb4bca5584adee3e18919c1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f6b81d43bc10f16b78a95e946eb0720d2123ba9beb4bca5584adee3e18919c1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6b81d43bc10f16b78a95e946eb0720d2123ba9beb4bca5584adee3e18919c1f", kill_on_drop: false }` [INFO] [stdout] f6b81d43bc10f16b78a95e946eb0720d2123ba9beb4bca5584adee3e18919c1f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3dd95b81ba3fc10f483950b9804f1a65dffb8a0ce9d289170705bd25d8311547 [INFO] running `Command { std: "docker" "start" "-a" "3dd95b81ba3fc10f483950b9804f1a65dffb8a0ce9d289170705bd25d8311547", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling bencher v0.1.5 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling getrandom v0.1.8 [INFO] [stderr] Compiling rand_core v0.5.0 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.0 [INFO] [stderr] Compiling rust_training v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/sort/mod.rs:5:65 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn select_sort(array: &mut [T], cmp_closure: Optionbool>>) [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T,&T)->bool` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Mul` [INFO] [stdout] --> src/matrix/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::ops::Mul; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sum_column` [INFO] [stdout] --> src/matrix/mod.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | fn sum_column(&self, column: usize) -> u32{ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sum_line` [INFO] [stdout] --> src/matrix/mod.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | fn sum_line(&self, line: usize) -> u32{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:4:32 [INFO] [stdout] | [INFO] [stdout] 4 | fn test(a: i32, b: i32, f: Box bool>) -> bool{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32,i32) -> bool` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rand` [INFO] [stdout] --> src/main.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let mut rand = rand::thread_rng(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_rand` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut rand = rand::thread_rng(); [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 48.85s [INFO] running `Command { std: "docker" "inspect" "3dd95b81ba3fc10f483950b9804f1a65dffb8a0ce9d289170705bd25d8311547", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3dd95b81ba3fc10f483950b9804f1a65dffb8a0ce9d289170705bd25d8311547", kill_on_drop: false }` [INFO] [stdout] 3dd95b81ba3fc10f483950b9804f1a65dffb8a0ce9d289170705bd25d8311547 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 173a281cf4e503c6cfd2df912956b39094f622a83fe4eca3380a126e6cfed207 [INFO] running `Command { std: "docker" "start" "-a" "173a281cf4e503c6cfd2df912956b39094f622a83fe4eca3380a126e6cfed207", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust_training v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/sort/mod.rs:5:65 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn select_sort(array: &mut [T], cmp_closure: Optionbool>>) [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T,&T)->bool` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Mul` [INFO] [stdout] --> src/matrix/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::ops::Mul; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sum_column` [INFO] [stdout] --> src/matrix/mod.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | fn sum_column(&self, column: usize) -> u32{ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sum_line` [INFO] [stdout] --> src/matrix/mod.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | fn sum_line(&self, line: usize) -> u32{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:4:32 [INFO] [stdout] | [INFO] [stdout] 4 | fn test(a: i32, b: i32, f: Box bool>) -> bool{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32,i32) -> bool` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rand` [INFO] [stdout] --> src/main.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let mut rand = rand::thread_rng(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_rand` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut rand = rand::thread_rng(); [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/sort/mod.rs:5:65 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn select_sort(array: &mut [T], cmp_closure: Optionbool>>) [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T,&T)->bool` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Mul` [INFO] [stdout] --> src/matrix/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::ops::Mul; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/sort_tests.rs:29:31 [INFO] [stdout] | [INFO] [stdout] 29 | let clos: Option bool>> = Option::Some(Box::new(&|a,b| *a<*b)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&i32,&i32) -> bool` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/sort_tests.rs:39:31 [INFO] [stdout] | [INFO] [stdout] 39 | let clos: Option bool>> = Option::Some(Box::new(&|a,b| *a>*b)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&i32,&i32) -> bool` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:4:32 [INFO] [stdout] | [INFO] [stdout] 4 | fn test(a: i32, b: i32, f: Box bool>) -> bool{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32,i32) -> bool` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rand` [INFO] [stdout] --> src/main.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let mut rand = rand::thread_rng(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_rand` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut rand = rand::thread_rng(); [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: associated function is never used: `sum_column` [INFO] [stdout] --> src/matrix/mod.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | fn sum_column(&self, column: usize) -> u32{ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sum_line` [INFO] [stdout] --> src/matrix/mod.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | fn sum_line(&self, line: usize) -> u32{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.64s [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "173a281cf4e503c6cfd2df912956b39094f622a83fe4eca3380a126e6cfed207", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "173a281cf4e503c6cfd2df912956b39094f622a83fe4eca3380a126e6cfed207", kill_on_drop: false }` [INFO] [stdout] 173a281cf4e503c6cfd2df912956b39094f622a83fe4eca3380a126e6cfed207 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] af405781959e3cd2c2384b67c095c446e31c9d881f49fad1540b3f0334b31643 [INFO] running `Command { std: "docker" "start" "-a" "af405781959e3cd2c2384b67c095c446e31c9d881f49fad1540b3f0334b31643", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/sort/mod.rs:5:65 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn select_sort(array: &mut [T], cmp_closure: Optionbool>>) [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T,&T)->bool` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Mul` [INFO] [stderr] --> src/matrix/mod.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::ops::Mul; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `sum_column` [INFO] [stderr] --> src/matrix/mod.rs:35:8 [INFO] [stderr] | [INFO] [stderr] 35 | fn sum_column(&self, column: usize) -> u32{ [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `sum_line` [INFO] [stderr] --> src/matrix/mod.rs:43:8 [INFO] [stderr] | [INFO] [stderr] 43 | fn sum_line(&self, line: usize) -> u32{ [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rust_training` (lib) generated 4 warnings [INFO] [stderr] warning: `rust_training` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] warning: unused import: `rand::Rng` [INFO] [stderr] --> src/main.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use rand::Rng; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:4:32 [INFO] [stderr] | [INFO] [stderr] 4 | fn test(a: i32, b: i32, f: Box bool>) -> bool{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32,i32) -> bool` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rand` [INFO] [stderr] --> src/main.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | let mut rand = rand::thread_rng(); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_rand` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | let mut rand = rand::thread_rng(); [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/sort_tests.rs:29:31 [INFO] [stderr] | [INFO] [stderr] 29 | let clos: Option bool>> = Option::Some(Box::new(&|a,b| *a<*b)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&i32,&i32) -> bool` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/sort_tests.rs:39:31 [INFO] [stderr] | [INFO] [stderr] 39 | let clos: Option bool>> = Option::Some(Box::new(&|a,b| *a>*b)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&i32,&i32) -> bool` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `rust_training` (bin "rust_training") generated 4 warnings [INFO] [stderr] warning: `rust_training` (test "sort_tests") generated 2 warnings [INFO] [stderr] warning: `rust_training` (bin "rust_training" test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_training-9f9d0bf36af5818b) [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/rust_training-d0cfbfc41e3b3447) [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 tests/matrix_tests.rs (/opt/rustwide/target/debug/deps/matrix_tests-959f32f3fa115567) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test matrix_tests::matrix_mul_test ... ok [INFO] [stdout] test matrix_tests::matrix_mul_test2 ... 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 tests/sort_tests.rs (/opt/rustwide/target/debug/deps/sort_tests-9127f0ac0f80bb2c) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test sort_tests::select_sort_with_closure ... ok [INFO] [stdout] test sort_tests::select_sort_with_closure_fail ... ok [INFO] [stdout] test sort_tests::select_sort_float ... ok [INFO] [stdout] test sort_tests::select_sort_int ... 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] Doc-tests rust_training [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] running `Command { std: "docker" "inspect" "af405781959e3cd2c2384b67c095c446e31c9d881f49fad1540b3f0334b31643", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af405781959e3cd2c2384b67c095c446e31c9d881f49fad1540b3f0334b31643", kill_on_drop: false }` [INFO] [stdout] af405781959e3cd2c2384b67c095c446e31c9d881f49fad1540b3f0334b31643