[INFO] cloning repository https://github.com/RoskiDeluge/playaround
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RoskiDeluge/playaround" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoskiDeluge%2Fplayaround", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoskiDeluge%2Fplayaround'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c19d3614f606fad3fbc37de9c2236e590d8aa9d9
[INFO] testing RoskiDeluge/playaround against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoskiDeluge%2Fplayaround" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/RoskiDeluge/playaround
[INFO] finished tweaking git repo https://github.com/RoskiDeluge/playaround
[INFO] tweaked toml for git repo https://github.com/RoskiDeluge/playaround written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/RoskiDeluge/playaround on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/RoskiDeluge/playaround 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a939aefa34e4108d9ed37d3bb1fe5f08c0c065133327615f46255eb89fd5f836
[INFO] running `Command { std: "docker" "start" "-a" "a939aefa34e4108d9ed37d3bb1fe5f08c0c065133327615f46255eb89fd5f836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a939aefa34e4108d9ed37d3bb1fe5f08c0c065133327615f46255eb89fd5f836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a939aefa34e4108d9ed37d3bb1fe5f08c0c065133327615f46255eb89fd5f836", kill_on_drop: false }`
[INFO] [stdout] a939aefa34e4108d9ed37d3bb1fe5f08c0c065133327615f46255eb89fd5f836
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1338c8a16be5f4d61936e3475b26b2c00c5a0e0f8401f0d0dcb340466847f7c
[INFO] running `Command { std: "docker" "start" "-a" "f1338c8a16be5f4d61936e3475b26b2c00c5a0e0f8401f0d0dcb340466847f7c", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/m1_enums.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CarColor` is never used
[INFO] [stdout]  --> src/m1_enums.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum CarColor {
[INFO] [stdout]   |      ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GivenResult` is never used
[INFO] [stdout]   --> src/m1_enums.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum GivenResult<T, E> {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GivenOption` is never used
[INFO] [stdout]   --> src/m1_enums.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 | enum GivenOption<T> {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_car_color_red` is never used
[INFO] [stdout]   --> src/m1_enums.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn create_car_color_red() -> CarColor {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_under_five` is never used
[INFO] [stdout]   --> src/m1_enums.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn check_under_five(num_check: u8) -> GivenResult<u8, String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_under_five_built_in` is never used
[INFO] [stdout]   --> src/m1_enums.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn check_under_five_built_in(num_check: u8) -> Result<u8, String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remainder_zero` is never used
[INFO] [stdout]   --> src/m1_enums.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn remainder_zero(num_check: f32) -> GivenOption<f32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remainder_zero_built_in` is never used
[INFO] [stdout]   --> src/m1_enums.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn remainder_zero_built_in(num_check: f32) -> Option<f32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `User` is never constructed
[INFO] [stdout]  --> src/m2_structs.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct User {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `increment_sign_in_count` and `change_email` are never used
[INFO] [stdout]   --> src/m2_structs.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl User {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 10 |     fn increment_sign_in_count(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn change_email(&mut self, new_email: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `change_username` is never used
[INFO] [stdout]   --> src/m2_structs.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn change_username(user: &mut User, new_username: &str) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Attacker` is never used
[INFO] [stdout]  --> src/m3_traits.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | trait Attacker {
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Character` is never used
[INFO] [stdout]  --> src/m3_traits.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum Character {
[INFO] [stdout]   |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `EthereumAddress` is never used
[INFO] [stdout]  --> src/m4_polymorphism.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait EthereumAddress {
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_ethereum_data` is never used
[INFO] [stdout]   --> src/m4_polymorphism.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn get_ethereum_data<T: EthereumAddress>(address: T) -> Address {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]  --> src/m6_patterns.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum Message {
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_message` is never used
[INFO] [stdout]   --> src/m6_patterns.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn process_message(msg: Message) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `my_async_call` is never used
[INFO] [stdout]  --> src/m7_async.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | async fn my_async_call(url: &str) -> Result<serde_json::Value, reqwest::Error> {
[INFO] [stdout]   |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 33s
[INFO] running `Command { std: "docker" "inspect" "f1338c8a16be5f4d61936e3475b26b2c00c5a0e0f8401f0d0dcb340466847f7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1338c8a16be5f4d61936e3475b26b2c00c5a0e0f8401f0d0dcb340466847f7c", kill_on_drop: false }`
[INFO] [stdout] f1338c8a16be5f4d61936e3475b26b2c00c5a0e0f8401f0d0dcb340466847f7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d78d43e703d4104c77bc8a19f8292c1b99b9d4ababbdd99fcb9f0a3b2dfe3aac
[INFO] running `Command { std: "docker" "start" "-a" "d78d43e703d4104c77bc8a19f8292c1b99b9d4ababbdd99fcb9f0a3b2dfe3aac", kill_on_drop: false }`
[INFO] [stderr]    Compiling playaround v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/m1_enums.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_quit`
[INFO] [stdout]   --> src/m6_patterns.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let my_quit = Message::Quit;
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_quit`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_color`
[INFO] [stdout]   --> src/m6_patterns.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let my_color = Message::ChangeColor(10, 20, 255);
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_color`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_move`
[INFO] [stdout]   --> src/m6_patterns.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let my_move = Message::Move { x: 10, y: 200 };
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_move`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `some_err`
[INFO] [stdout]   --> src/m6_patterns.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let some_err: Result<i32, &str> = Err("There was a problem");
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_some_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/m6_patterns.rs:120:24
[INFO] [stdout]     |
[INFO] [stdout] 120 |             Location { x, y: 0 } => println!("Y is on the axis"),
[INFO] [stdout]     |                        ^ help: try ignoring the field: `x: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/m6_patterns.rs:121:30
[INFO] [stdout]     |
[INFO] [stdout] 121 |             Location { x: 0, y } => println!("X is on the axis"),
[INFO] [stdout]     |                              ^ help: try ignoring the field: `y: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/m6_patterns.rs:122:24
[INFO] [stdout]     |
[INFO] [stdout] 122 |             Location { x, y } => println!("X and Y are not the axis"),
[INFO] [stdout]     |                        ^ help: try ignoring the field: `x: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/m6_patterns.rs:122:27
[INFO] [stdout]     |
[INFO] [stdout] 122 |             Location { x, y } => println!("X and Y are not the axis"),
[INFO] [stdout]     |                           ^ help: try ignoring the field: `y: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Green`, `Blue`, and `Silver` are never constructed
[INFO] [stdout]  --> src/m1_enums.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum CarColor {
[INFO] [stdout]   |      -------- variants in this enum
[INFO] [stdout] 5 |     Red,
[INFO] [stdout] 6 |     Green,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 7 |     Blue,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     Silver,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CarColor` 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: enum `GivenResult` is never used
[INFO] [stdout]   --> src/m1_enums.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum GivenResult<T, E> {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GivenOption` is never used
[INFO] [stdout]   --> src/m1_enums.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 | enum GivenOption<T> {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_under_five` is never used
[INFO] [stdout]   --> src/m1_enums.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn check_under_five(num_check: u8) -> GivenResult<u8, String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remainder_zero` is never used
[INFO] [stdout]   --> src/m1_enums.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn remainder_zero(num_check: f32) -> GivenOption<f32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `active` is never read
[INFO] [stdout]  --> src/m2_structs.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct User {
[INFO] [stdout]   |        ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 6 |     active: bool,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Warrior` and `Archer` are never constructed
[INFO] [stdout]  --> src/m3_traits.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum Character {
[INFO] [stdout]   |      --------- variants in this enum
[INFO] [stdout] 7 |     Warrior,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 8 |     Archer,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Character` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/m1_enums.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         dbg!(under_five_res);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let _ = dbg!(under_five_res);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `Command { std: "docker" "inspect" "d78d43e703d4104c77bc8a19f8292c1b99b9d4ababbdd99fcb9f0a3b2dfe3aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d78d43e703d4104c77bc8a19f8292c1b99b9d4ababbdd99fcb9f0a3b2dfe3aac", kill_on_drop: false }`
[INFO] [stdout] d78d43e703d4104c77bc8a19f8292c1b99b9d4ababbdd99fcb9f0a3b2dfe3aac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 98d0f2a82c3791ce4ce0d31c80d457332449b0292486acf2e8112adb55e14d16
[INFO] running `Command { std: "docker" "start" "-a" "98d0f2a82c3791ce4ce0d31c80d457332449b0292486acf2e8112adb55e14d16", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `core::num`
[INFO] [stderr]  --> src/m1_enums.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use core::num;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `my_quit`
[INFO] [stderr]   --> src/m6_patterns.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let my_quit = Message::Quit;
[INFO] [stderr]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_quit`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `my_color`
[INFO] [stderr]   --> src/m6_patterns.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |         let my_color = Message::ChangeColor(10, 20, 255);
[INFO] [stderr]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_color`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `my_move`
[INFO] [stderr]   --> src/m6_patterns.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let my_move = Message::Move { x: 10, y: 200 };
[INFO] [stderr]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_move`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `some_err`
[INFO] [stderr]   --> src/m6_patterns.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 |         let some_err: Result<i32, &str> = Err("There was a problem");
[INFO] [stderr]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_some_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/m6_patterns.rs:120:24
[INFO] [stderr]     |
[INFO] [stderr] 120 |             Location { x, y: 0 } => println!("Y is on the axis"),
[INFO] [stderr]     |                        ^ help: try ignoring the field: `x: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]    --> src/m6_patterns.rs:121:30
[INFO] [stderr]     |
[INFO] [stderr] 121 |             Location { x: 0, y } => println!("X is on the axis"),
[INFO] [stderr]     |                              ^ help: try ignoring the field: `y: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/m6_patterns.rs:122:24
[INFO] [stderr]     |
[INFO] [stderr] 122 |             Location { x, y } => println!("X and Y are not the axis"),
[INFO] [stderr]     |                        ^ help: try ignoring the field: `x: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]    --> src/m6_patterns.rs:122:27
[INFO] [stderr]     |
[INFO] [stderr] 122 |             Location { x, y } => println!("X and Y are not the axis"),
[INFO] [stderr]     |                           ^ help: try ignoring the field: `y: _`
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Green`, `Blue`, and `Silver` are never constructed
[INFO] [stderr]  --> src/m1_enums.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | enum CarColor {
[INFO] [stderr]   |      -------- variants in this enum
[INFO] [stderr] 5 |     Red,
[INFO] [stderr] 6 |     Green,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 7 |     Blue,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 8 |     Silver,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `CarColor` 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: enum `GivenResult` is never used
[INFO] [stderr]   --> src/m1_enums.rs:13:6
[INFO] [stderr]    |
[INFO] [stderr] 13 | enum GivenResult<T, E> {
[INFO] [stderr]    |      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `GivenOption` is never used
[INFO] [stderr]   --> src/m1_enums.rs:20:6
[INFO] [stderr]    |
[INFO] [stderr] 20 | enum GivenOption<T> {
[INFO] [stderr]    |      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `check_under_five` is never used
[INFO] [stderr]   --> src/m1_enums.rs:30:4
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn check_under_five(num_check: u8) -> GivenResult<u8, String> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `remainder_zero` is never used
[INFO] [stderr]   --> src/m1_enums.rs:46:4
[INFO] [stderr]    |
[INFO] [stderr] 46 | fn remainder_zero(num_check: f32) -> GivenOption<f32> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `active` is never read
[INFO] [stderr]  --> src/m2_structs.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct User {
[INFO] [stderr]   |        ---- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 6 |     active: bool,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Warrior` and `Archer` are never constructed
[INFO] [stderr]  --> src/m3_traits.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | enum Character {
[INFO] [stderr]   |      --------- variants in this enum
[INFO] [stderr] 7 |     Warrior,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 8 |     Archer,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Character` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/m1_enums.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |         dbg!(under_five_res);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let _ = dbg!(under_five_res);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `playaround` (bin "playaround" test) generated 17 warnings (run `cargo fix --bin "playaround" -p playaround --tests` to apply 9 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/playaround-ce27a34a7524652a)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test m4_polymorphism::test::tests_poly ... ok
[INFO] [stdout] test m3_traits::test::tests_traits ... ok
[INFO] [stdout] test m6_patterns::test::tests_match_options ... ok
[INFO] [stdout] test m2_structs::test::tests_structs ... ok
[INFO] [stdout] test m6_patterns::test::tests_match_guard ... ok
[INFO] [stdout] test m6_patterns::test::tests_match_literals ... ok
[INFO] [stdout] test m1_enums::test::tests_enums ... ok
[INFO] [stdout] test m6_patterns::test::tests_match_result ... ok
[INFO] [stdout] test m6_patterns::test::tests_large_enum ... ok
[INFO] [stdout] test m6_patterns::test::tests_match_struct ... ok
[INFO] [stdout] test m7_async::tests::tests_calls_async_fn ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- m7_async::tests::tests_calls_async_fn stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'm7_async::tests::tests_calls_async_fn' (27) panicked at src/m7_async.rs:19:17:
[INFO] [stdout] Failed to make request
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5d465f7d8e32 - std::backtrace_rs::backtrace::libunwind::trace::h9ea1e07ac77a25d7
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5d465f7d8e32 - std::backtrace_rs::backtrace::trace_unsynchronized::h72b75eb83b53d15a
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5d465f7d8e32 - std::sys::backtrace::_print_fmt::h255777b7ec902439
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5d465f7d8e32 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8a1ac49fcd7ee8ce
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5d465f7eabbf - core::fmt::rt::Argument::fmt::h635cbf3c6754cc90
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5d465f7eabbf - core::fmt::write::hbdcc0ec4f1bab1db
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x5d465f7a4cc3 - std::io::default_write_fmt::h2580ece0d4b58e51
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5d465f7a4cc3 - std::io::Write::write_fmt::hac9e42858f273b87
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5d465f7b1be2 - std::sys::backtrace::BacktraceLock::print::h052febbd86f7bf07
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5d465f7b6b1f - std::panicking::default_hook::{{closure}}::h66aeee20dd470abb
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5d465f7b69b1 - std::panicking::default_hook::h9d66b9642014ce48
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5d465f62363e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c698701e444e564
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x5d465f62363e - test::test_main_with_exit_callback::{{closure}}::ha1c98e7b69c4defb
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5d465f7b71df - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc4f222a8a57c637a
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x5d465f7b71df - std::panicking::panic_with_hook::h6d5921a1a1fa5a8e
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5d465f7b6f56 - std::panicking::panic_handler::{{closure}}::hafeef6f707d43542
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x5d465f7b1d19 - std::sys::backtrace::__rust_end_short_backtrace::h08cbc3319a3d0120
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5d465f79955d - __rustc[ce5c411ff86ab1b2]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5d465f7f3b80 - core::panicking::panic_fmt::h774fb860369a0f7b
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5d465f3cce04 - playaround::m7_async::tests::tests_calls_async_fn::{{closure}}::he0cc9377cc9e5930
[INFO] [stdout]                                at /opt/rustwide/workdir/src/m7_async.rs:19:17
[INFO] [stdout]   20:     0x5d465f3d9ce2 - <core::pin::Pin<P> as core::future::future::Future>::poll::hdce40730739c8f98
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/future/future.rs:133:9
[INFO] [stdout]   21:     0x5d465f3d9c5d - <core::pin::Pin<P> as core::future::future::Future>::poll::h4194b6e87d8daffd
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/future/future.rs:133:9
[INFO] [stdout]   22:     0x5d465f3d99cd - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::hfeea8a22e1bbce87
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/runtime/scheduler/current_thread/mod.rs:696:73
[INFO] [stdout]   23:     0x5d465f3d973b - tokio::runtime::coop::with_budget::hc55d69887b7b438d
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/runtime/coop.rs:107:5
[INFO] [stdout]   24:     0x5d465f3d973b - tokio::runtime::coop::budget::hbf89c6dc0069890d
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/runtime/coop.rs:73:5
[INFO] [stdout]   25:     0x5d465f3d973b - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::h6285bfaa52ca03fd
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/runtime/scheduler/current_thread/mod.rs:696:25
[INFO] [stdout]   26:     0x5d465f3d6740 - tokio::runtime::scheduler::current_thread::Context::enter::h9a0583cdc6aa7786
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/runtime/scheduler/current_thread/mod.rs:423:19
[INFO] [stdout]   27:     0x5d465f3d8df0 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::hf86fcd223b1342ec
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/runtime/scheduler/current_thread/mod.rs:695:44
[INFO] [stdout]   28:     0x5d465f3d7ff4 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}::h86224ddf6d0da3c6
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/runtime/scheduler/current_thread/mod.rs:774:68
[INFO] [stdout]   29:     0x5d465f3dd44b - tokio::runtime::context::scoped::Scoped<T>::set::hafd50cdd1344f303
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   30:     0x5d465f3d0c59 - tokio::runtime::context::set_scheduler::{{closure}}::h97a362c2ada0ebcb
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/runtime/context.rs:180:38
[INFO] [stdout]   31:     0x5d465f3dbfb2 - std::thread::local::LocalKey<T>::try_with::hed64ee417215b9da
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/local.rs:508:12
[INFO] [stdout]   32:     0x5d465f3daede - std::thread::local::LocalKey<T>::with::h1209a8888042342c
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/local.rs:472:20
[INFO] [stdout]   33:     0x5d465f3d0bcd - tokio::runtime::context::set_scheduler::hf13d7f33faecff50
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/runtime/context.rs:180:17
[INFO] [stdout]   34:     0x5d465f3d7980 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::h08a0cb40eac4a296
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/runtime/scheduler/current_thread/mod.rs:774:27
[INFO] [stdout]   35:     0x5d465f3d8093 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::h9c7a4479a9a27531
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/runtime/scheduler/current_thread/mod.rs:683:24
[INFO] [stdout]   36:     0x5d465f3d6323 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}::h41ebad87a536ec0a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/runtime/scheduler/current_thread/mod.rs:191:33
[INFO] [stdout]   37:     0x5d465f3d4d60 - tokio::runtime::context::runtime::enter_runtime::h5cc9537c096e6da8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   38:     0x5d465f3d5cc1 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::h8051097ed03fd9dd
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/runtime/scheduler/current_thread/mod.rs:179:9
[INFO] [stdout]   39:     0x5d465f3d103a - tokio::runtime::runtime::Runtime::block_on_inner::h9674e1dfd921d198
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/runtime/runtime.rs:361:52
[INFO] [stdout]   40:     0x5d465f3d1125 - tokio::runtime::runtime::Runtime::block_on::h75f9d5b1eda067be
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/runtime/runtime.rs:335:18
[INFO] [stdout]   41:     0x5d465f3cc971 - playaround::m7_async::tests::tests_calls_async_fn::h158842f8dddf520c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/m7_async.rs:21:10
[INFO] [stdout]   42:     0x5d465f3cca07 - playaround::m7_async::tests::tests_calls_async_fn::{{closure}}::hab0e47570f94fd96
[INFO] [stdout]                                at /opt/rustwide/workdir/src/m7_async.rs:11:36
[INFO] [stdout]   43:     0x5d465f3dc346 - core::ops::function::FnOnce::call_once::hc491a4506dae9f18
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x5d465f62348b - core::ops::function::FnOnce::call_once::h4f6eabe90cccb47d
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   45:     0x5d465f62348b - test::__rust_begin_short_backtrace::h94208530f2b4c8c7
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:663:18
[INFO] [stdout]   46:     0x5d465f63749d - test::run_test_in_process::{{closure}}::hbdc6a45a78c46404
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:74
[INFO] [stdout]   47:     0x5d465f63749d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7f9d8efc7eedd165
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   48:     0x5d465f63749d - std::panicking::catch_unwind::do_call::he5edbaf126c13b99
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   49:     0x5d465f63749d - std::panicking::catch_unwind::h3d6a8652eceeabce
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   50:     0x5d465f63749d - std::panic::catch_unwind::hbef0c501dd7bb498
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stdout]   51:     0x5d465f63749d - test::run_test_in_process::h400008a46a5006a0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:27
[INFO] [stdout]   52:     0x5d465f63749d - test::run_test::{{closure}}::h9a131655b31d9427
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:607:43
[INFO] [stdout]   53:     0x5d465f6109e4 - test::run_test::{{closure}}::he4a7177c216308c0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:637:41
[INFO] [stdout]   54:     0x5d465f6109e4 - std::sys::backtrace::__rust_begin_short_backtrace::hd3980e9c55d6c539
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   55:     0x5d465f61431a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h18552df67c7aa9b8
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   56:     0x5d465f61431a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3d7b285234641a08
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   57:     0x5d465f61431a - std::panicking::catch_unwind::do_call::h5a2b5cf36528a5b2
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   58:     0x5d465f61431a - std::panicking::catch_unwind::h7e8b531bbda77d20
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   59:     0x5d465f61431a - std::panic::catch_unwind::hf9bbb2040b4f1e6c
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stdout]   60:     0x5d465f61431a - std::thread::Builder::spawn_unchecked_::{{closure}}::h600f92cf68549574
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   61:     0x5d465f61431a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb6607307df8a1847
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   62:     0x5d465f7ad11f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6891ad53a5ed6f52
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   63:     0x5d465f7ad11f - std::sys::thread::unix::Thread::new::thread_start::h7f3e77fa86df70af
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   64:     0x792931114aa4 - <unknown>
[INFO] [stdout]   65:     0x7929311a1a64 - clone
[INFO] [stdout]   66:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     m7_async::tests::tests_calls_async_fn
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 10 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin playaround`
[INFO] running `Command { std: "docker" "inspect" "98d0f2a82c3791ce4ce0d31c80d457332449b0292486acf2e8112adb55e14d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98d0f2a82c3791ce4ce0d31c80d457332449b0292486acf2e8112adb55e14d16", kill_on_drop: false }`
[INFO] [stdout] 98d0f2a82c3791ce4ce0d31c80d457332449b0292486acf2e8112adb55e14d16
