[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 1.60.0 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 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded memchr v2.3.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.7 [INFO] [stderr] Downloaded syn v1.0.13 [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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ec1f34c605a3babf210716aa30f3f9081cd4bc9d3c44f577dcd66c6af0e72b1b [INFO] running `Command { std: "docker" "start" "-a" "ec1f34c605a3babf210716aa30f3f9081cd4bc9d3c44f577dcd66c6af0e72b1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ec1f34c605a3babf210716aa30f3f9081cd4bc9d3c44f577dcd66c6af0e72b1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec1f34c605a3babf210716aa30f3f9081cd4bc9d3c44f577dcd66c6af0e72b1b", kill_on_drop: false }` [INFO] [stdout] ec1f34c605a3babf210716aa30f3f9081cd4bc9d3c44f577dcd66c6af0e72b1b [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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 718a45833c9e1e57303a00305bb50e0d88b1a1ce6869272c51570003550520d1 [INFO] running `Command { std: "docker" "start" "-a" "718a45833c9e1e57303a00305bb50e0d88b1a1ce6869272c51570003550520d1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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-sink v0.3.1 [INFO] [stderr] Compiling futures-core v0.3.1 [INFO] [stderr] Compiling futures-io v0.3.1 [INFO] [stderr] Compiling futures-task 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" "718a45833c9e1e57303a00305bb50e0d88b1a1ce6869272c51570003550520d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "718a45833c9e1e57303a00305bb50e0d88b1a1ce6869272c51570003550520d1", kill_on_drop: false }` [INFO] [stdout] 718a45833c9e1e57303a00305bb50e0d88b1a1ce6869272c51570003550520d1 [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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 56cd650b8e5443b6be306e798d2ed2dc16b7c2cb735beca238b298e00b1bad0a [INFO] running `Command { std: "docker" "start" "-a" "56cd650b8e5443b6be306e798d2ed2dc16b7c2cb735beca238b298e00b1bad0a", 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] | ^ ^ [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 0.51s [INFO] running `Command { std: "docker" "inspect" "56cd650b8e5443b6be306e798d2ed2dc16b7c2cb735beca238b298e00b1bad0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56cd650b8e5443b6be306e798d2ed2dc16b7c2cb735beca238b298e00b1bad0a", kill_on_drop: false }` [INFO] [stdout] 56cd650b8e5443b6be306e798d2ed2dc16b7c2cb735beca238b298e00b1bad0a [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" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d35aaad4704ed140603bb1fbdc0680b8021e40acc8366a99b0e79c7fa785ce8b [INFO] running `Command { std: "docker" "start" "-a" "d35aaad4704ed140603bb1fbdc0680b8021e40acc8366a99b0e79c7fa785ce8b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 25.16s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/async_await-5670160f54f66c11) [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" "d35aaad4704ed140603bb1fbdc0680b8021e40acc8366a99b0e79c7fa785ce8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d35aaad4704ed140603bb1fbdc0680b8021e40acc8366a99b0e79c7fa785ce8b", kill_on_drop: false }` [INFO] [stdout] d35aaad4704ed140603bb1fbdc0680b8021e40acc8366a99b0e79c7fa785ce8b