[INFO] cloning repository https://github.com/Jaco26/playing-with-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jaco26/playing-with-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaco26%2Fplaying-with-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaco26%2Fplaying-with-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f52c2a75bb27da4f1d10e8a5210165adec4db3d3
[INFO] testing Jaco26/playing-with-rust against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaco26%2Fplaying-with-rust" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jaco26/playing-with-rust on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jaco26/playing-with-rust
[INFO] finished tweaking git repo https://github.com/Jaco26/playing-with-rust
[INFO] tweaked toml for git repo https://github.com/Jaco26/playing-with-rust written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Jaco26/playing-with-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 656a1d1cfc5e975151b339b2c70f5c8df9fb487805243126b789d251601a38f9
[INFO] running `Command { std: "docker" "start" "-a" "656a1d1cfc5e975151b339b2c70f5c8df9fb487805243126b789d251601a38f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "656a1d1cfc5e975151b339b2c70f5c8df9fb487805243126b789d251601a38f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "656a1d1cfc5e975151b339b2c70f5c8df9fb487805243126b789d251601a38f9", kill_on_drop: false }`
[INFO] [stdout] 656a1d1cfc5e975151b339b2c70f5c8df9fb487805243126b789d251601a38f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 852a1102fc1364acd4ad233c49882c27b271a59fd1dab2ca0daeef24010f1b38
[INFO] running `Command { std: "docker" "start" "-a" "852a1102fc1364acd4ad233c49882c27b271a59fd1dab2ca0daeef24010f1b38", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling libc v0.2.53
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling todo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/arguments.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |   action: Box<Fn()>,
[INFO] [stdout]   |               ^^^^ help: use `dyn`: `dyn Fn()`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/arguments.rs:18:56
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn add_arg(&mut self, pattern: &str, action: Box<Fn()>) {
[INFO] [stdout]    |                                                        ^^^^ help: use `dyn`: `dyn Fn()`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/arguments.rs:24:21
[INFO] [stdout]    |
[INFO] [stdout] 24 |   pub fn parse_args(args: std::env::Args) {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `format_pretty`
[INFO] [stdout]   --> src/todo_item.rs:64:10
[INFO] [stdout]    |
[INFO] [stdout] 64 |   pub fn format_pretty(&self) -> String {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Arg`
[INFO] [stdout]  --> src/arguments.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Arg {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Arguments`
[INFO] [stdout]  --> src/arguments.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Arguments {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/arguments.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn new() -> Arguments {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_arg`
[INFO] [stdout]   --> src/arguments.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn add_arg(&mut self, pattern: &str, action: Box<Fn()>) {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_args`
[INFO] [stdout]   --> src/arguments.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 |   pub fn parse_args(args: std::env::Args) {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.98s
[INFO] running `Command { std: "docker" "inspect" "852a1102fc1364acd4ad233c49882c27b271a59fd1dab2ca0daeef24010f1b38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "852a1102fc1364acd4ad233c49882c27b271a59fd1dab2ca0daeef24010f1b38", kill_on_drop: false }`
[INFO] [stdout] 852a1102fc1364acd4ad233c49882c27b271a59fd1dab2ca0daeef24010f1b38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 587873e54376afff59cce2a8d13f9aac74ac6ea3072084a7b626374f0afe9c1b
[INFO] running `Command { std: "docker" "start" "-a" "587873e54376afff59cce2a8d13f9aac74ac6ea3072084a7b626374f0afe9c1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling todo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/arguments.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |   action: Box<Fn()>,
[INFO] [stdout]   |               ^^^^ help: use `dyn`: `dyn Fn()`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/arguments.rs:18:56
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn add_arg(&mut self, pattern: &str, action: Box<Fn()>) {
[INFO] [stdout]    |                                                        ^^^^ help: use `dyn`: `dyn Fn()`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/arguments.rs:24:21
[INFO] [stdout]    |
[INFO] [stdout] 24 |   pub fn parse_args(args: std::env::Args) {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `format_pretty`
[INFO] [stdout]   --> src/todo_item.rs:64:10
[INFO] [stdout]    |
[INFO] [stdout] 64 |   pub fn format_pretty(&self) -> String {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Arg`
[INFO] [stdout]  --> src/arguments.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Arg {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Arguments`
[INFO] [stdout]  --> src/arguments.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Arguments {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/arguments.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn new() -> Arguments {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_arg`
[INFO] [stdout]   --> src/arguments.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn add_arg(&mut self, pattern: &str, action: Box<Fn()>) {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_args`
[INFO] [stdout]   --> src/arguments.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 |   pub fn parse_args(args: std::env::Args) {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/arguments.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |   action: Box<Fn()>,
[INFO] [stdout]   |               ^^^^ help: use `dyn`: `dyn Fn()`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/arguments.rs:18:56
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn add_arg(&mut self, pattern: &str, action: Box<Fn()>) {
[INFO] [stdout]    |                                                        ^^^^ help: use `dyn`: `dyn Fn()`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/arguments.rs:24:21
[INFO] [stdout]    |
[INFO] [stdout] 24 |   pub fn parse_args(args: std::env::Args) {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `format_pretty`
[INFO] [stdout]   --> src/todo_item.rs:64:10
[INFO] [stdout]    |
[INFO] [stdout] 64 |   pub fn format_pretty(&self) -> String {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Arg`
[INFO] [stdout]  --> src/arguments.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Arg {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Arguments`
[INFO] [stdout]  --> src/arguments.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Arguments {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/arguments.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn new() -> Arguments {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_arg`
[INFO] [stdout]   --> src/arguments.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn add_arg(&mut self, pattern: &str, action: Box<Fn()>) {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_args`
[INFO] [stdout]   --> src/arguments.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 |   pub fn parse_args(args: std::env::Args) {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "587873e54376afff59cce2a8d13f9aac74ac6ea3072084a7b626374f0afe9c1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "587873e54376afff59cce2a8d13f9aac74ac6ea3072084a7b626374f0afe9c1b", kill_on_drop: false }`
[INFO] [stdout] 587873e54376afff59cce2a8d13f9aac74ac6ea3072084a7b626374f0afe9c1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f801337cc64809e66bc5f125394f0aeff9d91c4e7bba667e3e7c0b3cbf1f091f
[INFO] running `Command { std: "docker" "start" "-a" "f801337cc64809e66bc5f125394f0aeff9d91c4e7bba667e3e7c0b3cbf1f091f", 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/arguments.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 |   action: Box<Fn()>,
[INFO] [stderr]   |               ^^^^ help: use `dyn`: `dyn Fn()`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/arguments.rs:18:56
[INFO] [stderr]    |
[INFO] [stderr] 18 |   pub fn add_arg(&mut self, pattern: &str, action: Box<Fn()>) {
[INFO] [stderr]    |                                                        ^^^^ help: use `dyn`: `dyn Fn()`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/arguments.rs:24:21
[INFO] [stderr]    |
[INFO] [stderr] 24 |   pub fn parse_args(args: std::env::Args) {
[INFO] [stderr]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `format_pretty`
[INFO] [stderr]   --> src/todo_item.rs:64:10
[INFO] [stderr]    |
[INFO] [stderr] 64 |   pub fn format_pretty(&self) -> String {
[INFO] [stderr]    |          ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Arg`
[INFO] [stderr]  --> src/arguments.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | struct Arg {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Arguments`
[INFO] [stderr]  --> src/arguments.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct Arguments {
[INFO] [stderr]   |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/arguments.rs:13:10
[INFO] [stderr]    |
[INFO] [stderr] 13 |   pub fn new() -> Arguments {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_arg`
[INFO] [stderr]   --> src/arguments.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 |   pub fn add_arg(&mut self, pattern: &str, action: Box<Fn()>) {
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `parse_args`
[INFO] [stderr]   --> src/arguments.rs:24:10
[INFO] [stderr]    |
[INFO] [stderr] 24 |   pub fn parse_args(args: std::env::Args) {
[INFO] [stderr]    |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/arguments.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 |   action: Box<Fn()>,
[INFO] [stderr]   |               ^^^^ help: use `dyn`: `dyn Fn()`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/arguments.rs:18:56
[INFO] [stderr]    |
[INFO] [stderr] 18 |   pub fn add_arg(&mut self, pattern: &str, action: Box<Fn()>) {
[INFO] [stderr]    |                                                        ^^^^ help: use `dyn`: `dyn Fn()`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/arguments.rs:24:21
[INFO] [stderr]    |
[INFO] [stderr] 24 |   pub fn parse_args(args: std::env::Args) {
[INFO] [stderr]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `format_pretty`
[INFO] [stderr]   --> src/todo_item.rs:64:10
[INFO] [stderr]    |
[INFO] [stderr] 64 |   pub fn format_pretty(&self) -> String {
[INFO] [stderr]    |          ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Arg`
[INFO] [stderr]  --> src/arguments.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | struct Arg {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Arguments`
[INFO] [stderr]  --> src/arguments.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct Arguments {
[INFO] [stderr]   |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/arguments.rs:13:10
[INFO] [stderr]    |
[INFO] [stderr] 13 |   pub fn new() -> Arguments {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_arg`
[INFO] [stderr]   --> src/arguments.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 |   pub fn add_arg(&mut self, pattern: &str, action: Box<Fn()>) {
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `parse_args`
[INFO] [stderr]   --> src/arguments.rs:24:10
[INFO] [stderr]    |
[INFO] [stderr] 24 |   pub fn parse_args(args: std::env::Args) {
[INFO] [stderr]    |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/todo-a56e76475de69311)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/todo-3fc8d4924fe4e227)
[INFO] [stderr]    Doc-tests todo
[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] running `Command { std: "docker" "inspect" "f801337cc64809e66bc5f125394f0aeff9d91c4e7bba667e3e7c0b3cbf1f091f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f801337cc64809e66bc5f125394f0aeff9d91c4e7bba667e3e7c0b3cbf1f091f", kill_on_drop: false }`
[INFO] [stdout] f801337cc64809e66bc5f125394f0aeff9d91c4e7bba667e3e7c0b3cbf1f091f