[INFO] cloning repository https://github.com/F3kilo/rust-async-await-test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/F3kilo/rust-async-await-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FF3kilo%2Frust-async-await-test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FF3kilo%2Frust-async-await-test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0e355e915488edbccf3d5e234b11dc9f62e8808a [INFO] testing F3kilo/rust-async-await-test against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FF3kilo%2Frust-async-await-test" "/workspace/builds/worker-19/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/F3kilo/rust-async-await-test on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/F3kilo/rust-async-await-test [INFO] finished tweaking git repo https://github.com/F3kilo/rust-async-await-test [INFO] tweaked toml for git repo https://github.com/F3kilo/rust-async-await-test written to /workspace/builds/worker-19/source/Cargo.toml [INFO] crate git repo https://github.com/F3kilo/rust-async-await-test already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64df3e79bda1c4d6c9e9ca74c12375e583f265ca2173ceb1ca23bdfe909e1cd0 [INFO] running `Command { std: "docker" "start" "-a" "64df3e79bda1c4d6c9e9ca74c12375e583f265ca2173ceb1ca23bdfe909e1cd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64df3e79bda1c4d6c9e9ca74c12375e583f265ca2173ceb1ca23bdfe909e1cd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64df3e79bda1c4d6c9e9ca74c12375e583f265ca2173ceb1ca23bdfe909e1cd0", kill_on_drop: false }` [INFO] [stdout] 64df3e79bda1c4d6c9e9ca74c12375e583f265ca2173ceb1ca23bdfe909e1cd0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c21b6031e79dd0c80a2bc4732b3ebf86b93abf32e704d1bc1509532ecf12a20c [INFO] running `Command { std: "docker" "start" "-a" "c21b6031e79dd0c80a2bc4732b3ebf86b93abf32e704d1bc1509532ecf12a20c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Compiling futures-core v0.3.1 [INFO] [stderr] Compiling futures-sink v0.3.1 [INFO] [stderr] Compiling futures-task v0.3.1 [INFO] [stderr] Compiling futures-io v0.3.1 [INFO] [stderr] Compiling futures-channel v0.3.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling futures-macro v0.3.1 [INFO] [stderr] Compiling futures-util v0.3.1 [INFO] [stderr] Compiling futures-executor v0.3.1 [INFO] [stderr] Compiling futures v0.3.1 [INFO] [stderr] Compiling async-await v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/main.rs:49:43 [INFO] [stdout] | [INFO] [stdout] 49 | type ActionFuture = Box>; [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 49 - type ActionFuture = Box>; [INFO] [stdout] 49 + type ActionFuture = Box>; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | let mut q = LinkedList::::new(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `q` [INFO] [stdout] --> src/main.rs:60:13 [INFO] [stdout] | [INFO] [stdout] 60 | let mut q = LinkedList::::new(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_q` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_aaa` [INFO] [stdout] --> src/main.rs:31:10 [INFO] [stdout] | [INFO] [stdout] 31 | async fn print_aaa() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_bbb` [INFO] [stdout] --> src/main.rs:38:10 [INFO] [stdout] | [INFO] [stdout] 38 | async fn print_bbb() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `do_nothing` [INFO] [stdout] --> src/main.rs:45:10 [INFO] [stdout] | [INFO] [stdout] 45 | async fn do_nothing() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `answer_to_action` [INFO] [stdout] --> src/main.rs:51:4 [INFO] [stdout] | [INFO] [stdout] 51 | fn answer_to_action(answer: i32) -> ActionFuture { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.18s [INFO] running `Command { std: "docker" "inspect" "c21b6031e79dd0c80a2bc4732b3ebf86b93abf32e704d1bc1509532ecf12a20c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c21b6031e79dd0c80a2bc4732b3ebf86b93abf32e704d1bc1509532ecf12a20c", kill_on_drop: false }` [INFO] [stdout] c21b6031e79dd0c80a2bc4732b3ebf86b93abf32e704d1bc1509532ecf12a20c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 217ad816625fa5ece3f5626ac4f7f7eaab6f11d2ff426f456e91207f39b37c18 [INFO] running `Command { std: "docker" "start" "-a" "217ad816625fa5ece3f5626ac4f7f7eaab6f11d2ff426f456e91207f39b37c18", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling async-await v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/main.rs:49:43 [INFO] [stdout] | [INFO] [stdout] 49 | type ActionFuture = Box>; [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 49 - type ActionFuture = Box>; [INFO] [stdout] 49 + type ActionFuture = Box>; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | let mut q = LinkedList::::new(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `q` [INFO] [stdout] --> src/main.rs:60:13 [INFO] [stdout] | [INFO] [stdout] 60 | let mut q = LinkedList::::new(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_q` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_aaa` [INFO] [stdout] --> src/main.rs:31:10 [INFO] [stdout] | [INFO] [stdout] 31 | async fn print_aaa() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_bbb` [INFO] [stdout] --> src/main.rs:38:10 [INFO] [stdout] | [INFO] [stdout] 38 | async fn print_bbb() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `do_nothing` [INFO] [stdout] --> src/main.rs:45:10 [INFO] [stdout] | [INFO] [stdout] 45 | async fn do_nothing() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `answer_to_action` [INFO] [stdout] --> src/main.rs:51:4 [INFO] [stdout] | [INFO] [stdout] 51 | fn answer_to_action(answer: i32) -> ActionFuture { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.69s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/async_await-86b071c94ab4adb5) [INFO] running `Command { std: "docker" "inspect" "217ad816625fa5ece3f5626ac4f7f7eaab6f11d2ff426f456e91207f39b37c18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "217ad816625fa5ece3f5626ac4f7f7eaab6f11d2ff426f456e91207f39b37c18", kill_on_drop: false }` [INFO] [stdout] 217ad816625fa5ece3f5626ac4f7f7eaab6f11d2ff426f456e91207f39b37c18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bc8512ef69c29422205f04842112bd960d15eead6c8486e0f2b7be78cc3f2f89 [INFO] running `Command { std: "docker" "start" "-a" "bc8512ef69c29422205f04842112bd960d15eead6c8486e0f2b7be78cc3f2f89", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/main.rs:49:43 [INFO] [stderr] | [INFO] [stderr] 49 | type ActionFuture = Box>; [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 49 - type ActionFuture = Box>; [INFO] [stderr] 49 + type ActionFuture = Box>; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:60:9 [INFO] [stderr] | [INFO] [stderr] 60 | let mut q = LinkedList::::new(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `q` [INFO] [stderr] --> src/main.rs:60:13 [INFO] [stderr] | [INFO] [stderr] 60 | let mut q = LinkedList::::new(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_q` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_aaa` [INFO] [stderr] --> src/main.rs:31:10 [INFO] [stderr] | [INFO] [stderr] 31 | async fn print_aaa() { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_bbb` [INFO] [stderr] --> src/main.rs:38:10 [INFO] [stderr] | [INFO] [stderr] 38 | async fn print_bbb() { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `do_nothing` [INFO] [stderr] --> src/main.rs:45:10 [INFO] [stderr] | [INFO] [stderr] 45 | async fn do_nothing() { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `answer_to_action` [INFO] [stderr] --> src/main.rs:51:4 [INFO] [stderr] | [INFO] [stderr] 51 | fn answer_to_action(answer: i32) -> ActionFuture { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `async-await` (bin "async-await" test) generated 7 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/async_await-86b071c94ab4adb5) [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" "bc8512ef69c29422205f04842112bd960d15eead6c8486e0f2b7be78cc3f2f89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc8512ef69c29422205f04842112bd960d15eead6c8486e0f2b7be78cc3f2f89", kill_on_drop: false }` [INFO] [stdout] bc8512ef69c29422205f04842112bd960d15eead6c8486e0f2b7be78cc3f2f89