[INFO] cloning repository https://github.com/luojia65/learn-async [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luojia65/learn-async" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluojia65%2Flearn-async", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluojia65%2Flearn-async'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e4dc8e985b3f3298029d13d451abfc213a10adc3 [INFO] testing luojia65/learn-async against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluojia65%2Flearn-async" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/luojia65/learn-async on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/luojia65/learn-async [INFO] finished tweaking git repo https://github.com/luojia65/learn-async [INFO] tweaked toml for git repo https://github.com/luojia65/learn-async written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/luojia65/learn-async already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a4c105fed3ca92f6c3f058e478d6315e6ceb0a42cebf134b37207e03583f1508 [INFO] running `Command { std: "docker" "start" "-a" "a4c105fed3ca92f6c3f058e478d6315e6ceb0a42cebf134b37207e03583f1508", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4c105fed3ca92f6c3f058e478d6315e6ceb0a42cebf134b37207e03583f1508", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4c105fed3ca92f6c3f058e478d6315e6ceb0a42cebf134b37207e03583f1508", kill_on_drop: false }` [INFO] [stdout] a4c105fed3ca92f6c3f058e478d6315e6ceb0a42cebf134b37207e03583f1508 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 59ff8711078e1b6a26fb18ae2a9d7e2b948e705aaa97663ac69abb9bd83daf52 [INFO] running `Command { std: "docker" "start" "-a" "59ff8711078e1b6a26fb18ae2a9d7e2b948e705aaa97663ac69abb9bd83daf52", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling futures-core v0.3.12 [INFO] [stderr] Compiling futures-sink v0.3.12 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling futures-io v0.3.12 [INFO] [stderr] Compiling pin-project-lite v0.2.4 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling futures-task v0.3.12 [INFO] [stderr] Compiling futures-channel v0.3.12 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling futures-macro v0.3.12 [INFO] [stderr] Compiling futures-util v0.3.12 [INFO] [stderr] Compiling futures-executor v0.3.12 [INFO] [stderr] Compiling futures v0.3.12 [INFO] [stderr] Compiling learn-async v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.01s [INFO] running `Command { std: "docker" "inspect" "59ff8711078e1b6a26fb18ae2a9d7e2b948e705aaa97663ac69abb9bd83daf52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59ff8711078e1b6a26fb18ae2a9d7e2b948e705aaa97663ac69abb9bd83daf52", kill_on_drop: false }` [INFO] [stdout] 59ff8711078e1b6a26fb18ae2a9d7e2b948e705aaa97663ac69abb9bd83daf52 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 22c00f141deb31433e81e9e68b80ae4788026275e55629f1bedc60dc1ecadbee [INFO] running `Command { std: "docker" "start" "-a" "22c00f141deb31433e81e9e68b80ae4788026275e55629f1bedc60dc1ecadbee", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling learn-async v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 15.27s [INFO] running `Command { std: "docker" "inspect" "22c00f141deb31433e81e9e68b80ae4788026275e55629f1bedc60dc1ecadbee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22c00f141deb31433e81e9e68b80ae4788026275e55629f1bedc60dc1ecadbee", kill_on_drop: false }` [INFO] [stdout] 22c00f141deb31433e81e9e68b80ae4788026275e55629f1bedc60dc1ecadbee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] af6eaca3faf122b8b5b46114341887ba13239463dff2d7874ff501df13d82c3f [INFO] running `Command { std: "docker" "start" "-a" "af6eaca3faf122b8b5b46114341887ba13239463dff2d7874ff501df13d82c3f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.57s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hello_world-0a1e465feaeec7f7) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/learn_async-bfdc16d27ed5c004) [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] [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] Running unittests (/opt/rustwide/target/debug/deps/my_executor-32821e797f93252e) [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] Running unittests (/opt/rustwide/target/debug/deps/my_future-f63d7850b04836bf) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sing_song_async-fab15dc1c871a780) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sing_song_blocking-3a6867ca69f1d02f) [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] [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] [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] Running unittests (/opt/rustwide/target/debug/deps/timer_future-a8d4952a31f6bd40) [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" "af6eaca3faf122b8b5b46114341887ba13239463dff2d7874ff501df13d82c3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af6eaca3faf122b8b5b46114341887ba13239463dff2d7874ff501df13d82c3f", kill_on_drop: false }` [INFO] [stdout] af6eaca3faf122b8b5b46114341887ba13239463dff2d7874ff501df13d82c3f