[INFO] fetching crate rtos 0.0.1... [INFO] testing rtos-0.0.1 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1 [INFO] extracting crate rtos 0.0.1 into /workspace/builds/worker-0-tc2/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-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rtos 0.0.1 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7090edaaa7d1e75224dbea77e12335a74c4a26be41884dfe9abb9f379f7cb64d [INFO] running `Command { std: "docker" "start" "-a" "7090edaaa7d1e75224dbea77e12335a74c4a26be41884dfe9abb9f379f7cb64d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7090edaaa7d1e75224dbea77e12335a74c4a26be41884dfe9abb9f379f7cb64d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7090edaaa7d1e75224dbea77e12335a74c4a26be41884dfe9abb9f379f7cb64d", kill_on_drop: false }` [INFO] [stdout] 7090edaaa7d1e75224dbea77e12335a74c4a26be41884dfe9abb9f379f7cb64d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6847262d66a13bcddc7d3e88ee62f342b0f8d5165c215b315fbb8411d31e519c [INFO] running `Command { std: "docker" "start" "-a" "6847262d66a13bcddc7d3e88ee62f342b0f8d5165c215b315fbb8411d31e519c", 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)]` (part of `#[warn(unused)]`) 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: enum `Priority` is never used [INFO] [stdout] --> src/task.rs:1:6 [INFO] [stdout] | [INFO] [stdout] 1 | enum Priority { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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: struct `Builder` is never constructed [INFO] [stdout] --> src/task.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Builder { [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 0.14s [INFO] running `Command { std: "docker" "inspect" "6847262d66a13bcddc7d3e88ee62f342b0f8d5165c215b315fbb8411d31e519c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6847262d66a13bcddc7d3e88ee62f342b0f8d5165c215b315fbb8411d31e519c", kill_on_drop: false }` [INFO] [stdout] 6847262d66a13bcddc7d3e88ee62f342b0f8d5165c215b315fbb8411d31e519c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 39d2625396f3372ecc33d6496d777600af27bca3133549124c3c689dd22bb30a [INFO] running `Command { std: "docker" "start" "-a" "39d2625396f3372ecc33d6496d777600af27bca3133549124c3c689dd22bb30a", 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)]` (part of `#[warn(unused)]`) 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: enum `Priority` is never used [INFO] [stdout] --> src/task.rs:1:6 [INFO] [stdout] | [INFO] [stdout] 1 | enum Priority { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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: struct `Builder` is never constructed [INFO] [stdout] --> src/task.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Builder { [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)]` (part of `#[warn(unused)]`) 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: enum `Priority` is never used [INFO] [stdout] --> src/task.rs:1:6 [INFO] [stdout] | [INFO] [stdout] 1 | enum Priority { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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: struct `Builder` is never constructed [INFO] [stdout] --> src/task.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Builder { [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 0.45s [INFO] running `Command { std: "docker" "inspect" "39d2625396f3372ecc33d6496d777600af27bca3133549124c3c689dd22bb30a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39d2625396f3372ecc33d6496d777600af27bca3133549124c3c689dd22bb30a", kill_on_drop: false }` [INFO] [stdout] 39d2625396f3372ecc33d6496d777600af27bca3133549124c3c689dd22bb30a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e98765d04ac511458211c2f92ce8a41c18d71affd60a07f75e368f0d69fdf39c [INFO] running `Command { std: "docker" "start" "-a" "e98765d04ac511458211c2f92ce8a41c18d71affd60a07f75e368f0d69fdf39c", 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)]` (part of `#[warn(unused)]`) 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: enum `Priority` is never used [INFO] [stderr] --> src/task.rs:1:6 [INFO] [stderr] | [INFO] [stderr] 1 | enum Priority { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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: struct `Builder` is never constructed [INFO] [stderr] --> src/task.rs:12:12 [INFO] [stderr] | [INFO] [stderr] 12 | pub struct Builder { [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/debug/deps/rtos-2663b5a640dd2733) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests rtos [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" "e98765d04ac511458211c2f92ce8a41c18d71affd60a07f75e368f0d69fdf39c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e98765d04ac511458211c2f92ce8a41c18d71affd60a07f75e368f0d69fdf39c", kill_on_drop: false }` [INFO] [stdout] e98765d04ac511458211c2f92ce8a41c18d71affd60a07f75e368f0d69fdf39c