[INFO] fetching crate tokio-retry 0.2.0...
[INFO] testing tokio-retry-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate tokio-retry 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate tokio-retry 0.2.0 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 tokio-retry 0.2.0
[INFO] finished tweaking crates.io crate tokio-retry 0.2.0
[INFO] tweaked toml for crates.io crate tokio-retry 0.2.0 written to /workspace/builds/worker-13/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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 0b623a40d48cfb8744ba89f41bfa2883eea6504204f4e79a5ee726f7dfed5ab7
[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" "0b623a40d48cfb8744ba89f41bfa2883eea6504204f4e79a5ee726f7dfed5ab7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b623a40d48cfb8744ba89f41bfa2883eea6504204f4e79a5ee726f7dfed5ab7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b623a40d48cfb8744ba89f41bfa2883eea6504204f4e79a5ee726f7dfed5ab7", kill_on_drop: false }`
[INFO] [stdout] 0b623a40d48cfb8744ba89f41bfa2883eea6504204f4e79a5ee726f7dfed5ab7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] b6e93dd5f1b8ff74442ba90b86e141b5aedae2f4fe220d33e967454228026bdd
[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" "b6e93dd5f1b8ff74442ba90b86e141b5aedae2f4fe220d33e967454228026bdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-retry v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/future.rs:48:32
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/future.rs:43:51
[INFO] [stdout]    |
[INFO] [stdout] 43 |             Error::OperationError(ref err) => err.description(),
[INFO] [stdout]    |                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/future.rs:44:47
[INFO] [stdout]    |
[INFO] [stdout] 44 |             Error::TimerError(ref err) => err.description()
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "b6e93dd5f1b8ff74442ba90b86e141b5aedae2f4fe220d33e967454228026bdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6e93dd5f1b8ff74442ba90b86e141b5aedae2f4fe220d33e967454228026bdd", kill_on_drop: false }`
[INFO] [stdout] b6e93dd5f1b8ff74442ba90b86e141b5aedae2f4fe220d33e967454228026bdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a36570f6fbca3fb18250d655d85bc72d3c5af0118e3ab4b0d4c03587deb692b0
[INFO] running `Command { std: "docker" "start" "-a" "a36570f6fbca3fb18250d655d85bc72d3c5af0118e3ab4b0d4c03587deb692b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/future.rs:48:32
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/future.rs:43:51
[INFO] [stdout]    |
[INFO] [stdout] 43 |             Error::OperationError(ref err) => err.description(),
[INFO] [stdout]    |                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/future.rs:44:47
[INFO] [stdout]    |
[INFO] [stdout] 44 |             Error::TimerError(ref err) => err.description()
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quickcheck v0.6.2
[INFO] [stderr]    Compiling tokio-retry v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/future.rs:48:32
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/future.rs:43:51
[INFO] [stdout]    |
[INFO] [stdout] 43 |             Error::OperationError(ref err) => err.description(),
[INFO] [stdout]    |                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/future.rs:44:47
[INFO] [stdout]    |
[INFO] [stdout] 44 |             Error::TimerError(ref err) => err.description()
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.12s
[INFO] running `Command { std: "docker" "inspect" "a36570f6fbca3fb18250d655d85bc72d3c5af0118e3ab4b0d4c03587deb692b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a36570f6fbca3fb18250d655d85bc72d3c5af0118e3ab4b0d4c03587deb692b0", kill_on_drop: false }`
[INFO] [stdout] a36570f6fbca3fb18250d655d85bc72d3c5af0118e3ab4b0d4c03587deb692b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 846de428f08df50096b70445c3725a43bf1686d3b0a8017bd3bebabb0fa4af17
[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" "846de428f08df50096b70445c3725a43bf1686d3b0a8017bd3bebabb0fa4af17", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/future.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/future.rs:43:51
[INFO] [stderr]    |
[INFO] [stderr] 43 |             Error::OperationError(ref err) => err.description(),
[INFO] [stderr]    |                                                   ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/future.rs:44:47
[INFO] [stderr]    |
[INFO] [stderr] 44 |             Error::TimerError(ref err) => err.description()
[INFO] [stderr]    |                                               ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/future.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/future.rs:43:51
[INFO] [stderr]    |
[INFO] [stderr] 43 |             Error::OperationError(ref err) => err.description(),
[INFO] [stderr]    |                                                   ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/future.rs:44:47
[INFO] [stderr]    |
[INFO] [stderr] 44 |             Error::TimerError(ref err) => err.description()
[INFO] [stderr]    |                                               ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tokio_retry-15203e953c4cb0a3
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test strategy::exponential_backoff::saturates_at_maximum_value ... ok
[INFO] [stdout] test strategy::exponential_backoff::returns_some_exponential_base_2 ... ok
[INFO] [stdout] test strategy::exponential_backoff::returns_some_exponential_base_10 ... ok
[INFO] [stdout] test strategy::exponential_backoff::stops_increasing_at_max_delay ... ok
[INFO] [stdout] test strategy::exponential_backoff::returns_max_when_max_less_than_base ... ok
[INFO] [stdout] test strategy::exponential_backoff::can_use_factor_to_get_seconds ... ok
[INFO] [stdout] test strategy::fibonacci_backoff::can_use_factor_to_get_seconds ... ok
[INFO] [stdout] test strategy::fibonacci_backoff::saturates_at_maximum_value ... ok
[INFO] [stdout] test strategy::fibonacci_backoff::returns_max_when_max_less_than_base ... ok
[INFO] [stdout] test strategy::fibonacci_backoff::returns_the_fibonacci_series_starting_at_10 ... ok
[INFO] [stdout] test strategy::fibonacci_backoff::stops_increasing_at_max_delay ... ok
[INFO] [stdout] test strategy::fixed_interval::returns_some_fixed ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/future-d9e6229edf3964b7
[INFO] [stdout] test strategy::jitter::apply_jitter_quickcheck ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test attempts_just_once ... ok
[INFO] [stdout] test attempts_retry_only_if_given_condition_is_true ... ok
[INFO] [stdout] test attempts_until_max_retries_exceeded ... ok
[INFO] [stderr]    Doc-tests tokio-retry
[INFO] [stdout] test attempts_until_success ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "846de428f08df50096b70445c3725a43bf1686d3b0a8017bd3bebabb0fa4af17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "846de428f08df50096b70445c3725a43bf1686d3b0a8017bd3bebabb0fa4af17", kill_on_drop: false }`
[INFO] [stdout] 846de428f08df50096b70445c3725a43bf1686d3b0a8017bd3bebabb0fa4af17