[INFO] fetching crate pravega-client-retry 0.3.1...
[INFO] testing pravega-client-retry-0.3.1 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate pravega-client-retry 0.3.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate pravega-client-retry 0.3.1 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pravega-client-retry 0.3.1
[INFO] finished tweaking crates.io crate pravega-client-retry 0.3.1
[INFO] tweaked toml for crates.io crate pravega-client-retry 0.3.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", 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] 16d678ac3de59d89355d411b72f6462db7151397c6ffbc035d19d9de88fb507f
[INFO] running `Command { std: "docker" "start" "-a" "16d678ac3de59d89355d411b72f6462db7151397c6ffbc035d19d9de88fb507f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16d678ac3de59d89355d411b72f6462db7151397c6ffbc035d19d9de88fb507f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16d678ac3de59d89355d411b72f6462db7151397c6ffbc035d19d9de88fb507f", kill_on_drop: false }`
[INFO] [stdout] 16d678ac3de59d89355d411b72f6462db7151397c6ffbc035d19d9de88fb507f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--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] 1c9fac709bdb495e47174e226ac2508814fd6fe2bf92aaae5c0016d332667e25
[INFO] running `Command { std: "docker" "start" "-a" "1c9fac709bdb495e47174e226ac2508814fd6fe2bf92aaae5c0016d332667e25", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stderr]    Compiling pravega-client-retry v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.92s
[INFO] running `Command { std: "docker" "inspect" "1c9fac709bdb495e47174e226ac2508814fd6fe2bf92aaae5c0016d332667e25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c9fac709bdb495e47174e226ac2508814fd6fe2bf92aaae5c0016d332667e25", kill_on_drop: false }`
[INFO] [stdout] 1c9fac709bdb495e47174e226ac2508814fd6fe2bf92aaae5c0016d332667e25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20745a72eb4f91172c8a4523e0f592fdd7347d0d5146d5fc00bfb01ba94c4aaa
[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" "20745a72eb4f91172c8a4523e0f592fdd7347d0d5146d5fc00bfb01ba94c4aaa", kill_on_drop: false }`
[INFO] [stderr]    Compiling pravega-client-retry v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.93s
[INFO] running `Command { std: "docker" "inspect" "20745a72eb4f91172c8a4523e0f592fdd7347d0d5146d5fc00bfb01ba94c4aaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20745a72eb4f91172c8a4523e0f592fdd7347d0d5146d5fc00bfb01ba94c4aaa", kill_on_drop: false }`
[INFO] [stdout] 20745a72eb4f91172c8a4523e0f592fdd7347d0d5146d5fc00bfb01ba94c4aaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", 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] f0454d59b9dbe7a345e1c73e6b5d7aaed84ebe755cd2a4248c35c48843c21ee4
[INFO] running `Command { std: "docker" "start" "-a" "f0454d59b9dbe7a345e1c73e6b5d7aaed84ebe755cd2a4248c35c48843c21ee4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pravega_client_retry-fb9bebeb4e6df995)
[INFO] [stdout] running 15 tests
[INFO] [stdout] test retry_policy::stops_increasing_at_max_delay ... ok
[INFO] [stdout] test retry_policy::returns_max_when_max_less_than_base ... ok
[INFO] [stdout] test retry_sync::tests::test_fails_with_non_retryable_err ... ok
[INFO] [stdout] test retry_policy::test_returns_some_exponential_base_10 ... ok
[INFO] [stdout] test retry_policy::test_returns_some_exponential_base_2 ... ok
[INFO] [stdout] test retry_policy::test_saturates_at_maximum_value ... ok
[INFO] [stdout] test retry_policy::test_uses_default_setting ... ok
[INFO] [stdout] test retry_policy::test_returns_with_finite_retries ... ok
[INFO] [stdout] test retry_sync::tests::test_succeeds_with_snafu_error ... ok
[INFO] [stdout] test retry_sync::tests::test_succeeds_with_maximum_retries ... ok
[INFO] [stdout] test retry_sync::tests::test_fails_after_last_retry ... ok
[INFO] [stdout] test retry_async::tests::attempts_just_once ... ok
[INFO] [stdout] test retry_async::tests::attempts_until_success ... ok
[INFO] [stdout] test retry_async::tests::attempts_until_max_retries_exceeded ... ok
[INFO] [stdout] test retry_sync::tests::test_succeeds_with_default_setting ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.17s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pravega-client-retry
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/retry_result.rs - retry_result::wrap_with_async_retry (line 58) ... ignored
[INFO] [stdout] test src/retry_result.rs - retry_result::wrap_with_sync_retry (line 99) ... ignored
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 1.60s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f0454d59b9dbe7a345e1c73e6b5d7aaed84ebe755cd2a4248c35c48843c21ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0454d59b9dbe7a345e1c73e6b5d7aaed84ebe755cd2a4248c35c48843c21ee4", kill_on_drop: false }`
[INFO] [stdout] f0454d59b9dbe7a345e1c73e6b5d7aaed84ebe755cd2a4248c35c48843c21ee4