[INFO] fetching crate callback-future 0.1.0...
[INFO] testing callback-future-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate callback-future 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate callback-future 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate callback-future 0.1.0
[INFO] finished tweaking crates.io crate callback-future 0.1.0
[INFO] tweaked toml for crates.io crate callback-future 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 528c52c05693554d7ab722ad3ba4715c3f06322ef9a4c16d0483a36b7a2f2074
[INFO] running `Command { std: "docker" "start" "-a" "528c52c05693554d7ab722ad3ba4715c3f06322ef9a4c16d0483a36b7a2f2074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "528c52c05693554d7ab722ad3ba4715c3f06322ef9a4c16d0483a36b7a2f2074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "528c52c05693554d7ab722ad3ba4715c3f06322ef9a4c16d0483a36b7a2f2074", kill_on_drop: false }`
[INFO] [stdout] 528c52c05693554d7ab722ad3ba4715c3f06322ef9a4c16d0483a36b7a2f2074
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4c391285d39fa0ee2cb126311a8bc220e622919c37b6f981d52ad0e4040719f
[INFO] running `Command { std: "docker" "start" "-a" "e4c391285d39fa0ee2cb126311a8bc220e622919c37b6f981d52ad0e4040719f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling callback-future v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.86s
[INFO] running `Command { std: "docker" "inspect" "e4c391285d39fa0ee2cb126311a8bc220e622919c37b6f981d52ad0e4040719f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4c391285d39fa0ee2cb126311a8bc220e622919c37b6f981d52ad0e4040719f", kill_on_drop: false }`
[INFO] [stdout] e4c391285d39fa0ee2cb126311a8bc220e622919c37b6f981d52ad0e4040719f
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0558bf9da7f901720ea8d791e5764d7f0ccdaf12c4ffeb6b7c687370157c0ce0
[INFO] running `Command { std: "docker" "start" "-a" "0558bf9da7f901720ea8d791e5764d7f0ccdaf12c4ffeb6b7c687370157c0ce0", kill_on_drop: false }`
[INFO] [stderr]    Compiling callback-future v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "0558bf9da7f901720ea8d791e5764d7f0ccdaf12c4ffeb6b7c687370157c0ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0558bf9da7f901720ea8d791e5764d7f0ccdaf12c4ffeb6b7c687370157c0ce0", kill_on_drop: false }`
[INFO] [stdout] 0558bf9da7f901720ea8d791e5764d7f0ccdaf12c4ffeb6b7c687370157c0ce0
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fc8e65729d2b8013b142ea8d8de9b94e4983a614f2f68003cf168063d0c7d934
[INFO] running `Command { std: "docker" "start" "-a" "fc8e65729d2b8013b142ea8d8de9b94e4983a614f2f68003cf168063d0c7d934", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/callback_future-3439356850f0cf97)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_complete_sync ... ok
[INFO] [stdout] test tests::test_join ... ok
[INFO] [stdout] test tests::test_ready ... ok
[INFO] [stdout] test tests::test_async_fn ... ok
[INFO] [stdout] test tests::test_complete_async ... ok
[INFO] [stdout] test tests::test_await ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests callback-future
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - CallbackFuture<T>::ready (line 45) ... ok
[INFO] [stdout] test src/lib.rs - CallbackFuture<T>::new (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.67s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fc8e65729d2b8013b142ea8d8de9b94e4983a614f2f68003cf168063d0c7d934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc8e65729d2b8013b142ea8d8de9b94e4983a614f2f68003cf168063d0c7d934", kill_on_drop: false }`
[INFO] [stdout] fc8e65729d2b8013b142ea8d8de9b94e4983a614f2f68003cf168063d0c7d934