[INFO] fetching crate rtos 0.0.1...
[INFO] testing rtos-0.0.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_1
[INFO] extracting crate rtos 0.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rtos 0.0.1
[INFO] finished tweaking crates.io crate rtos 0.0.1
[INFO] tweaked toml for crates.io crate rtos 0.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rtos 0.0.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fcff76982174b01d05601e3cd295a9d4652f4c303c7ca9a47bd9ebae751dcc0
[INFO] running `Command { std: "docker" "start" "-a" "3fcff76982174b01d05601e3cd295a9d4652f4c303c7ca9a47bd9ebae751dcc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fcff76982174b01d05601e3cd295a9d4652f4c303c7ca9a47bd9ebae751dcc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fcff76982174b01d05601e3cd295a9d4652f4c303c7ca9a47bd9ebae751dcc0", kill_on_drop: false }`
[INFO] [stdout] 3fcff76982174b01d05601e3cd295a9d4652f4c303c7ca9a47bd9ebae751dcc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 5728ad1044cbd9296b9257261c9a7a8c46c01e4bb78285505adbba5ca78920ab
[INFO] running `Command { std: "docker" "start" "-a" "5728ad1044cbd9296b9257261c9a7a8c46c01e4bb78285505adbba5ca78920ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling rtos v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `entrypoint`
[INFO] [stdout]   --> src/task.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn spawn(&self, entrypoint: impl FnOnce() -> ()) -> TaskHandle {
[INFO] [stdout]    |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_entrypoint`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idle_hook`
[INFO] [stdout]  --> src/lib.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn start(idle_hook: impl FnMut()) {}
[INFO] [stdout]   |              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_idle_hook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Low`, `BelowNormal`, `AboveNormal`, `High`, and `Realtime` are never constructed
[INFO] [stdout]  --> src/task.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Priority {
[INFO] [stdout]   |      -------- variants in this enum
[INFO] [stdout] 2 |     Low,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 3 |     BelowNormal,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 4 |     Normal,
[INFO] [stdout] 5 |     AboveNormal,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 6 |     High,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 7 |     Realtime,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TaskHandle` is never constructed
[INFO] [stdout]   --> src/task.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct TaskHandle {}
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `stack_size` and `priority` are never read
[INFO] [stdout]   --> src/task.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Builder {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 13 |     stack_size: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 14 |     priority: Priority,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `spawn` are never used
[INFO] [stdout]   --> src/task.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Builder {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 27 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn spawn(&self, entrypoint: impl FnOnce() -> ()) -> TaskHandle {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `spawn` is never used
[INFO] [stdout]   --> src/task.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn spawn(entrypoint: impl FnOnce() -> ()) -> TaskHandle {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "5728ad1044cbd9296b9257261c9a7a8c46c01e4bb78285505adbba5ca78920ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5728ad1044cbd9296b9257261c9a7a8c46c01e4bb78285505adbba5ca78920ab", kill_on_drop: false }`
[INFO] [stdout] 5728ad1044cbd9296b9257261c9a7a8c46c01e4bb78285505adbba5ca78920ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 5726abb2b70ccb15e70500c6815a937bb8de79d4997668cafd63bdb2413b9cb5
[INFO] running `Command { std: "docker" "start" "-a" "5726abb2b70ccb15e70500c6815a937bb8de79d4997668cafd63bdb2413b9cb5", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `entrypoint`
[INFO] [stdout]   --> src/task.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn spawn(&self, entrypoint: impl FnOnce() -> ()) -> TaskHandle {
[INFO] [stdout]    |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_entrypoint`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idle_hook`
[INFO] [stdout]  --> src/lib.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn start(idle_hook: impl FnMut()) {}
[INFO] [stdout]   |              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_idle_hook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rtos v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Low`, `BelowNormal`, `AboveNormal`, `High`, and `Realtime` are never constructed
[INFO] [stdout]  --> src/task.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Priority {
[INFO] [stdout]   |      -------- variants in this enum
[INFO] [stdout] 2 |     Low,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 3 |     BelowNormal,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 4 |     Normal,
[INFO] [stdout] 5 |     AboveNormal,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 6 |     High,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 7 |     Realtime,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TaskHandle` is never constructed
[INFO] [stdout]   --> src/task.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct TaskHandle {}
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `stack_size` and `priority` are never read
[INFO] [stdout]   --> src/task.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Builder {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 13 |     stack_size: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 14 |     priority: Priority,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `spawn` are never used
[INFO] [stdout]   --> src/task.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Builder {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 27 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn spawn(&self, entrypoint: impl FnOnce() -> ()) -> TaskHandle {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `spawn` is never used
[INFO] [stdout]   --> src/task.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn spawn(entrypoint: impl FnOnce() -> ()) -> TaskHandle {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entrypoint`
[INFO] [stdout]   --> src/task.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn spawn(&self, entrypoint: impl FnOnce() -> ()) -> TaskHandle {
[INFO] [stdout]    |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_entrypoint`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idle_hook`
[INFO] [stdout]  --> src/lib.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn start(idle_hook: impl FnMut()) {}
[INFO] [stdout]   |              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_idle_hook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Low`, `BelowNormal`, `AboveNormal`, `High`, and `Realtime` are never constructed
[INFO] [stdout]  --> src/task.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Priority {
[INFO] [stdout]   |      -------- variants in this enum
[INFO] [stdout] 2 |     Low,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 3 |     BelowNormal,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 4 |     Normal,
[INFO] [stdout] 5 |     AboveNormal,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 6 |     High,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 7 |     Realtime,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TaskHandle` is never constructed
[INFO] [stdout]   --> src/task.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct TaskHandle {}
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `stack_size` and `priority` are never read
[INFO] [stdout]   --> src/task.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Builder {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 13 |     stack_size: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 14 |     priority: Priority,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `spawn` are never used
[INFO] [stdout]   --> src/task.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Builder {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 27 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn spawn(&self, entrypoint: impl FnOnce() -> ()) -> TaskHandle {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `spawn` is never used
[INFO] [stdout]   --> src/task.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn spawn(entrypoint: impl FnOnce() -> ()) -> TaskHandle {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "5726abb2b70ccb15e70500c6815a937bb8de79d4997668cafd63bdb2413b9cb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5726abb2b70ccb15e70500c6815a937bb8de79d4997668cafd63bdb2413b9cb5", kill_on_drop: false }`
[INFO] [stdout] 5726abb2b70ccb15e70500c6815a937bb8de79d4997668cafd63bdb2413b9cb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8253713553c02b1f2f3274eec442d8467a9fd89075f317fd30e8c841c63bf901
[INFO] running `Command { std: "docker" "start" "-a" "8253713553c02b1f2f3274eec442d8467a9fd89075f317fd30e8c841c63bf901", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `entrypoint`
[INFO] [stderr]   --> src/task.rs:31:25
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn spawn(&self, entrypoint: impl FnOnce() -> ()) -> TaskHandle {
[INFO] [stderr]    |                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_entrypoint`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idle_hook`
[INFO] [stderr]  --> src/lib.rs:5:14
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn start(idle_hook: impl FnMut()) {}
[INFO] [stderr]   |              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_idle_hook`
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Low`, `BelowNormal`, `AboveNormal`, `High`, and `Realtime` are never constructed
[INFO] [stderr]  --> src/task.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | enum Priority {
[INFO] [stderr]   |      -------- variants in this enum
[INFO] [stderr] 2 |     Low,
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 3 |     BelowNormal,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 4 |     Normal,
[INFO] [stderr] 5 |     AboveNormal,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 6 |     High,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 7 |     Realtime,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TaskHandle` is never constructed
[INFO] [stderr]   --> src/task.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct TaskHandle {}
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `stack_size` and `priority` are never read
[INFO] [stderr]   --> src/task.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct Builder {
[INFO] [stderr]    |            ------- fields in this struct
[INFO] [stderr] 13 |     stack_size: u32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 14 |     priority: Priority,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `spawn` are never used
[INFO] [stderr]   --> src/task.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 26 | impl Builder {
[INFO] [stderr]    | ------------ associated items in this implementation
[INFO] [stderr] 27 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 31 |     pub fn spawn(&self, entrypoint: impl FnOnce() -> ()) -> TaskHandle {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `spawn` is never used
[INFO] [stderr]   --> src/task.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn spawn(entrypoint: impl FnOnce() -> ()) -> TaskHandle {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rtos` (lib) generated 7 warnings
[INFO] [stderr] warning: `rtos` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/rtos-420df74fc22b1c68)
[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] [stderr]    Doc-tests rtos
[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" "8253713553c02b1f2f3274eec442d8467a9fd89075f317fd30e8c841c63bf901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8253713553c02b1f2f3274eec442d8467a9fd89075f317fd30e8c841c63bf901", kill_on_drop: false }`
[INFO] [stdout] 8253713553c02b1f2f3274eec442d8467a9fd89075f317fd30e8c841c63bf901