[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 master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FF3kilo%2Frust-async-await-test" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/F3kilo/rust-async-await-test on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-8/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fbbcb5fb694ef93e9c419fed68650ffae933a10645c64367b6b9747ed8687c59 [INFO] running `Command { std: "docker" "start" "-a" "fbbcb5fb694ef93e9c419fed68650ffae933a10645c64367b6b9747ed8687c59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fbbcb5fb694ef93e9c419fed68650ffae933a10645c64367b6b9747ed8687c59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbbcb5fb694ef93e9c419fed68650ffae933a10645c64367b6b9747ed8687c59", kill_on_drop: false }` [INFO] [stdout] fbbcb5fb694ef93e9c419fed68650ffae933a10645c64367b6b9747ed8687c59 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 137e5dbc448d7074f1d190debd906a3af28c2f1cfdb8ba98f087e5033a479d3e [INFO] running `Command { std: "docker" "start" "-a" "137e5dbc448d7074f1d190debd906a3af28c2f1cfdb8ba98f087e5033a479d3e", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Compiling memchr v2.3.0 [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 slab v0.4.2 [INFO] [stderr] Compiling futures-io v0.3.1 [INFO] [stderr] Compiling proc-macro2 v1.0.7 [INFO] [stderr] Compiling futures-channel v0.3.1 [INFO] [stderr] Compiling quote v1.0.2 [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] | ^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [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 19.67s [INFO] running `Command { std: "docker" "inspect" "137e5dbc448d7074f1d190debd906a3af28c2f1cfdb8ba98f087e5033a479d3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "137e5dbc448d7074f1d190debd906a3af28c2f1cfdb8ba98f087e5033a479d3e", kill_on_drop: false }` [INFO] [stdout] 137e5dbc448d7074f1d190debd906a3af28c2f1cfdb8ba98f087e5033a479d3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e98b6ec502c4a93f72520cada50072d462d8f14bb1004a9f46ae1fee79e1c1c9 [INFO] running `Command { std: "docker" "start" "-a" "e98b6ec502c4a93f72520cada50072d462d8f14bb1004a9f46ae1fee79e1c1c9", kill_on_drop: false }` [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] | ^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.57s [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e98b6ec502c4a93f72520cada50072d462d8f14bb1004a9f46ae1fee79e1c1c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e98b6ec502c4a93f72520cada50072d462d8f14bb1004a9f46ae1fee79e1c1c9", kill_on_drop: false }` [INFO] [stdout] e98b6ec502c4a93f72520cada50072d462d8f14bb1004a9f46ae1fee79e1c1c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f70bd5336e2250f48ab1940c5b0baf76c1c63fe0698b8d58ba3f8e4fdcd1bd67 [INFO] running `Command { std: "docker" "start" "-a" "f70bd5336e2250f48ab1940c5b0baf76c1c63fe0698b8d58ba3f8e4fdcd1bd67", 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] | ^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [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: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/async_await-3a5e31812262d589) [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" "f70bd5336e2250f48ab1940c5b0baf76c1c63fe0698b8d58ba3f8e4fdcd1bd67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f70bd5336e2250f48ab1940c5b0baf76c1c63fe0698b8d58ba3f8e4fdcd1bd67", kill_on_drop: false }` [INFO] [stdout] f70bd5336e2250f48ab1940c5b0baf76c1c63fe0698b8d58ba3f8e4fdcd1bd67