[INFO] fetching crate backoff-futures 0.3.2...
[INFO] testing backoff-futures-0.3.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate backoff-futures 0.3.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate backoff-futures 0.3.2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate backoff-futures 0.3.2
[INFO] finished tweaking crates.io crate backoff-futures 0.3.2
[INFO] tweaked toml for crates.io crate backoff-futures 0.3.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0561e8d35af5295e94b5744ce962410e076414b18c66ebe63e071f13e713ec8a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0561e8d35af5295e94b5744ce962410e076414b18c66ebe63e071f13e713ec8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0561e8d35af5295e94b5744ce962410e076414b18c66ebe63e071f13e713ec8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0561e8d35af5295e94b5744ce962410e076414b18c66ebe63e071f13e713ec8a", kill_on_drop: false }`
[INFO] [stdout] 0561e8d35af5295e94b5744ce962410e076414b18c66ebe63e071f13e713ec8a
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e35d45de8ba8292b76b8b49875b6dd0a8478e53ce512e4a265ff30f85db237b2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e35d45de8ba8292b76b8b49875b6dd0a8478e53ce512e4a265ff30f85db237b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling backoff v0.2.1
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling backoff-futures v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.63s
[INFO] running `Command { std: "docker" "inspect" "e35d45de8ba8292b76b8b49875b6dd0a8478e53ce512e4a265ff30f85db237b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e35d45de8ba8292b76b8b49875b6dd0a8478e53ce512e4a265ff30f85db237b2", kill_on_drop: false }`
[INFO] [stdout] e35d45de8ba8292b76b8b49875b6dd0a8478e53ce512e4a265ff30f85db237b2
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f1d0ca607f3d1e26ff3ce7e0e27d5875396e45082a0d9d3722ed66339748c1b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8f1d0ca607f3d1e26ff3ce7e0e27d5875396e45082a0d9d3722ed66339748c1b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling isahc v0.9.14
[INFO] [stderr]    Compiling sluice v0.5.3
[INFO] [stderr]    Compiling flume v0.9.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling backoff-futures v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `BackoffExt::with_backoff`: Use the built-in `backoff::future` async support
[INFO] [stdout]    --> src/lib.rs:168:49
[INFO] [stdout]     |
[INFO] [stdout] 168 |             futures::executor::block_on(do_work.with_backoff(&mut backoff));
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `BackoffExt::with_backoff`: Use the built-in `backoff::future` async support
[INFO] [stdout]    --> src/lib.rs:180:49
[INFO] [stdout]     |
[INFO] [stdout] 180 |             futures::executor::block_on(do_work.with_backoff(&mut backoff));
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `BackoffExt::with_backoff`: Use the built-in `backoff::future` async support
[INFO] [stdout]    --> src/lib.rs:195:49
[INFO] [stdout]     |
[INFO] [stdout] 195 |             futures::executor::block_on(do_work.with_backoff(&mut backoff));
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `BackoffExt::with_backoff`: Use the built-in `backoff::future` async support
[INFO] [stdout]    --> src/lib.rs:207:49
[INFO] [stdout]     |
[INFO] [stdout] 207 |             futures::executor::block_on(do_work.with_backoff(&mut backoff));
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `BackoffExt::with_backoff_notify`: Use the built-in `backoff::future` async support
[INFO] [stdout]    --> src/lib.rs:238:47
[INFO] [stdout]     |
[INFO] [stdout] 238 |         let result = runtime.block_on(do_work.with_backoff_notify(&mut backoff, |e, d| {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 37.27s
[INFO] running `Command { std: "docker" "inspect" "8f1d0ca607f3d1e26ff3ce7e0e27d5875396e45082a0d9d3722ed66339748c1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f1d0ca607f3d1e26ff3ce7e0e27d5875396e45082a0d9d3722ed66339748c1b", kill_on_drop: false }`
[INFO] [stdout] 8f1d0ca607f3d1e26ff3ce7e0e27d5875396e45082a0d9d3722ed66339748c1b
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] af773d5ac8baf5a659d4453b210bb183d935c8a531062b1f07684fb0ff7fd422
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "af773d5ac8baf5a659d4453b210bb183d935c8a531062b1f07684fb0ff7fd422", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated associated function `BackoffExt::with_backoff`: Use the built-in `backoff::future` async support
[INFO] [stdout] running 5 tests
[INFO] [stderr]    --> src/lib.rs:168:49
[INFO] [stderr]     |
[INFO] [stderr] 168 |             futures::executor::block_on(do_work.with_backoff(&mut backoff));
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `BackoffExt::with_backoff`: Use the built-in `backoff::future` async support
[INFO] [stderr]    --> src/lib.rs:180:49
[INFO] [stderr]     |
[INFO] [stderr] 180 |             futures::executor::block_on(do_work.with_backoff(&mut backoff));
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `BackoffExt::with_backoff`: Use the built-in `backoff::future` async support
[INFO] [stderr]    --> src/lib.rs:195:49
[INFO] [stderr]     |
[INFO] [stderr] 195 |             futures::executor::block_on(do_work.with_backoff(&mut backoff));
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `BackoffExt::with_backoff`: Use the built-in `backoff::future` async support
[INFO] [stderr]    --> src/lib.rs:207:49
[INFO] [stderr]     |
[INFO] [stderr] 207 |             futures::executor::block_on(do_work.with_backoff(&mut backoff));
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `BackoffExt::with_backoff_notify`: Use the built-in `backoff::future` async support
[INFO] [stderr]    --> src/lib.rs:238:47
[INFO] [stderr]     |
[INFO] [stderr] 238 |         let result = runtime.block_on(do_work.with_backoff_notify(&mut backoff, |e, d| {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/backoff_futures-740546ce85a63fae
[INFO] [stdout] test tests::test_with_async_fn_when_future_succeeds ... ok
[INFO] [stdout] test tests::test_when_future_succeeds ... ok
[INFO] [stdout] test tests::test_with_closure_when_future_fails_with_permanent_error ... ok
[INFO] [stdout] test tests::test_with_closure_when_future_succeeds ... ok
[INFO] [stdout] test tests::test_with_async_fn_when_future_fails_for_some_time ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests backoff-futures
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.45s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "af773d5ac8baf5a659d4453b210bb183d935c8a531062b1f07684fb0ff7fd422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af773d5ac8baf5a659d4453b210bb183d935c8a531062b1f07684fb0ff7fd422", kill_on_drop: false }`
[INFO] [stdout] af773d5ac8baf5a659d4453b210bb183d935c8a531062b1f07684fb0ff7fd422