[INFO] cloning repository https://github.com/jeysal/rust-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jeysal/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeysal%2Frust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeysal%2Frust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4bc7c13833bb9d5ee9017012e479ed99a23a78ee
[INFO] testing jeysal/rust-playground against 1.98.0-beta.8+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeysal%2Frust-playground" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jeysal/rust-playground
[INFO] finished tweaking git repo https://github.com/jeysal/rust-playground
[INFO] tweaked toml for git repo https://github.com/jeysal/rust-playground written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jeysal/rust-playground on toolchain 1.98.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jeysal/rust-playground 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" "+1.98.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: hello/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `hello` (manifest) generated 1 warning
[INFO] [stderr] warning: minigrep/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `minigrep` (manifest) generated 1 warning
[INFO] [stderr] warning: collections/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `collections` (manifest) generated 1 warning
[INFO] [stderr] warning: temp_conv/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `temp_conv` (manifest) generated 1 warning
[INFO] [stderr] warning: fibonacci/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `fibonacci` (manifest) generated 1 warning
[INFO] [stderr] warning: guess/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `guess` (manifest) generated 1 warning
[INFO] [stderr] warning: impl_conflict/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `impl_conflict` (manifest) generated 1 warning
[INFO] [stderr] warning: largest/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `largest` (manifest) generated 1 warning
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded utf8-ranges v1.0.1
[INFO] [stderr]   Downloaded lazy_static v1.1.0
[INFO] [stderr]   Downloaded version_check v0.1.4
[INFO] [stderr]   Downloaded memchr v2.0.2
[INFO] [stderr]   Downloaded aho-corasick v0.6.7
[INFO] [stderr]   Downloaded regex-syntax v0.6.2
[INFO] [stderr]   Downloaded rand v0.4.3
[INFO] [stderr]   Downloaded regex v1.0.4
[INFO] [stderr]   Downloaded libc v0.2.43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 69a10b53d5af8b0546bf5ae2fe927b04274dcefb4b8717c93fe8d0dd2f42be08
[INFO] running `Command { std: "docker" "start" "69a10b53d5af8b0546bf5ae2fe927b04274dcefb4b8717c93fe8d0dd2f42be08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69a10b53d5af8b0546bf5ae2fe927b04274dcefb4b8717c93fe8d0dd2f42be08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "69a10b53d5af8b0546bf5ae2fe927b04274dcefb4b8717c93fe8d0dd2f42be08" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69a10b53d5af8b0546bf5ae2fe927b04274dcefb4b8717c93fe8d0dd2f42be08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "69a10b53d5af8b0546bf5ae2fe927b04274dcefb4b8717c93fe8d0dd2f42be08" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: guess/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `guess` (manifest) generated 1 warning
[INFO] [stderr] warning: largest/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `largest` (manifest) generated 1 warning
[INFO] [stderr] warning: temp_conv/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `temp_conv` (manifest) generated 1 warning
[INFO] [stderr] warning: minigrep/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `minigrep` (manifest) generated 1 warning
[INFO] [stderr] warning: fibonacci/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `fibonacci` (manifest) generated 1 warning
[INFO] [stderr] warning: impl_conflict/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `impl_conflict` (manifest) generated 1 warning
[INFO] [stderr] warning: hello/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `hello` (manifest) generated 1 warning
[INFO] [stderr] warning: collections/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `collections` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling regex v1.0.4
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir/hello)
[INFO] [stderr]    Compiling fibonacci v0.1.0 (/opt/rustwide/workdir/fibonacci)
[INFO] [stderr]    Compiling impl_conflict v0.1.0 (/opt/rustwide/workdir/impl_conflict)
[INFO] [stderr]    Compiling largest v0.1.0 (/opt/rustwide/workdir/largest)
[INFO] [stderr]    Compiling temp_conv v0.1.0 (/opt/rustwide/workdir/temp_conv)
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> hello/src/lib.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 | type Job = Box<FnBox + Send + 'static>;
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 16 | type Job = Box<dyn FnBox + Send + 'static>;
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `s` is never read
[INFO] [stdout]   --> impl_conflict/src/main.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct A {
[INFO] [stdout]    |        - field in this struct
[INFO] [stdout] 11 |   s: String,
[INFO] [stdout]    |   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `A` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling memchr v2.0.2
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling aho-corasick v0.6.7
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling guess v0.1.0 (/opt/rustwide/workdir/guess)
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir/minigrep)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> minigrep/src/lib.rs:7:61
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn run(pattern: &str, filename: &str) -> Result<(), Box<Error>> {
[INFO] [stdout]   |                                                             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn run(pattern: &str, filename: &str) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]   |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling collections v0.1.0 (/opt/rustwide/workdir/collections)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 15.57s
[INFO] running `Command { std: "docker" "inspect" "69a10b53d5af8b0546bf5ae2fe927b04274dcefb4b8717c93fe8d0dd2f42be08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "69a10b53d5af8b0546bf5ae2fe927b04274dcefb4b8717c93fe8d0dd2f42be08" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: guess/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `guess` (manifest) generated 1 warning
[INFO] [stderr] warning: temp_conv/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `temp_conv` (manifest) generated 1 warning
[INFO] [stderr] warning: largest/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `largest` (manifest) generated 1 warning
[INFO] [stderr] warning: hello/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `hello` (manifest) generated 1 warning
[INFO] [stderr] warning: collections/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `collections` (manifest) generated 1 warning
[INFO] [stderr] warning: fibonacci/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `fibonacci` (manifest) generated 1 warning
[INFO] [stderr] warning: impl_conflict/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `impl_conflict` (manifest) generated 1 warning
[INFO] [stderr] warning: minigrep/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `minigrep` (manifest) generated 1 warning
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> hello/src/lib.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 | type Job = Box<FnBox + Send + 'static>;
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 16 | type Job = Box<dyn FnBox + Send + 'static>;
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling impl_conflict v0.1.0 (/opt/rustwide/workdir/impl_conflict)
[INFO] [stderr]    Compiling fibonacci v0.1.0 (/opt/rustwide/workdir/fibonacci)
[INFO] [stderr]    Compiling temp_conv v0.1.0 (/opt/rustwide/workdir/temp_conv)
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir/hello)
[INFO] [stderr]    Compiling largest v0.1.0 (/opt/rustwide/workdir/largest)
[INFO] [stderr]    Compiling guess v0.1.0 (/opt/rustwide/workdir/guess)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> minigrep/src/lib.rs:7:61
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn run(pattern: &str, filename: &str) -> Result<(), Box<Error>> {
[INFO] [stdout]   |                                                             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn run(pattern: &str, filename: &str) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]   |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling collections v0.1.0 (/opt/rustwide/workdir/collections)
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir/minigrep)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> hello/src/lib.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 | type Job = Box<FnBox + Send + 'static>;
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 16 | type Job = Box<dyn FnBox + Send + 'static>;
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `s` is never read
[INFO] [stdout]   --> impl_conflict/src/main.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct A {
[INFO] [stdout]    |        - field in this struct
[INFO] [stdout] 11 |   s: String,
[INFO] [stdout]    |   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `A` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> minigrep/src/lib.rs:7:61
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn run(pattern: &str, filename: &str) -> Result<(), Box<Error>> {
[INFO] [stdout]   |                                                             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn run(pattern: &str, filename: &str) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]   |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "69a10b53d5af8b0546bf5ae2fe927b04274dcefb4b8717c93fe8d0dd2f42be08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "69a10b53d5af8b0546bf5ae2fe927b04274dcefb4b8717c93fe8d0dd2f42be08" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: impl_conflict/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `impl_conflict` (manifest) generated 1 warning
[INFO] [stderr] warning: hello/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `hello` (manifest) generated 1 warning
[INFO] [stderr] warning: guess/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `guess` (manifest) generated 1 warning
[INFO] [stderr] warning: collections/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `collections` (manifest) generated 1 warning
[INFO] [stderr] warning: minigrep/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `minigrep` (manifest) generated 1 warning
[INFO] [stderr] warning: fibonacci/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `fibonacci` (manifest) generated 1 warning
[INFO] [stderr] warning: temp_conv/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `temp_conv` (manifest) generated 1 warning
[INFO] [stderr] warning: largest/Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `largest` (manifest) generated 1 warning
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> hello/src/lib.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 | type Job = Box<FnBox + Send + 'static>;
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 16 | type Job = Box<dyn FnBox + Send + 'static>;
[INFO] [stderr]    |                +++
[INFO] [stderr] 
[INFO] [stderr] warning: field `s` is never read
[INFO] [stderr]   --> impl_conflict/src/main.rs:11:3
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct A {
[INFO] [stderr]    |        - field in this struct
[INFO] [stderr] 11 |   s: String,
[INFO] [stderr]    |   ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `A` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `hello` (lib) generated 1 warning (run `cargo fix --lib -p hello` to apply 1 suggestion)
[INFO] [stderr] warning: `impl_conflict` (bin "impl_conflict" test) generated 1 warning
[INFO] [stderr] warning: `hello` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> minigrep/src/lib.rs:7:61
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn run(pattern: &str, filename: &str) -> Result<(), Box<Error>> {
[INFO] [stderr]   |                                                             ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn run(pattern: &str, filename: &str) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]   |                                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: `minigrep` (lib) generated 1 warning (run `cargo fix --lib -p minigrep` to apply 1 suggestion)
[INFO] [stderr] warning: `minigrep` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/collections-dc234747e59e918d)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test num_stats::tests::single_number ... ok
[INFO] [stdout] test pig_latin::tests::empty ... ok
[INFO] [stdout] test pig_latin::tests::multiple_words ... ok
[INFO] [stdout] test pig_latin::tests::starts_with_consonant ... ok
[INFO] [stdout] test num_stats::tests::numbers_empty ... ok
[INFO] [stdout] test num_stats::tests::multiple_numbers ... ok
[INFO] [stdout] test pig_latin::tests::starts_with_vowel ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/fibonacci-15bc4af808dcecd6)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/guess-6dbd9758a05c0c24)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::fib_0 ... ok
[INFO] [stdout] test tests::fib_1 ... ok
[INFO] [stdout] test tests::fib_10 ... ok
[INFO] [stdout] test tests::fib_2 ... 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 0 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/hello-993006d843c1a51a)
[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 src/main.rs (/opt/rustwide/target/release/deps/hello-7465a73c1bdf451e)
[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 src/main.rs (/opt/rustwide/target/release/deps/impl_conflict-0691e0559ec9ed56)
[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 src/main.rs (/opt/rustwide/target/release/deps/largest-83de6b35fdb72ebb)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::float ... ok
[INFO] [stdout] test tests::int ... ok
[INFO] [stdout] test tests::empty_not_allowed - should panic ... ok
[INFO] [stdout] test tests::single_element ... 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 src/lib.rs (/opt/rustwide/target/release/deps/minigrep-7d1196f97db79152)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::no_match ... ok
[INFO] [stdout] test test::empty_text ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/minigrep-61a60c8364e2cb59)
[INFO] [stdout] test test::one_match ... ok
[INFO] [stdout] test test::all_match ... 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 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 src/main.rs (/opt/rustwide/target/release/deps/temp_conv-0decd79511ead8c4)
[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]    Doc-tests hello
[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]    Doc-tests minigrep
[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" "69a10b53d5af8b0546bf5ae2fe927b04274dcefb4b8717c93fe8d0dd2f42be08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69a10b53d5af8b0546bf5ae2fe927b04274dcefb4b8717c93fe8d0dd2f42be08", kill_on_drop: false }`
[INFO] [stdout] 69a10b53d5af8b0546bf5ae2fe927b04274dcefb4b8717c93fe8d0dd2f42be08
