[INFO] fetching crate pravega-client-retry 0.3.7...
[INFO] testing pravega-client-retry-0.3.7 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate pravega-client-retry 0.3.7 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate pravega-client-retry 0.3.7
[INFO] finished tweaking crates.io crate pravega-client-retry 0.3.7
[INFO] tweaked toml for crates.io crate pravega-client-retry 0.3.7 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pravega-client-retry 0.3.7 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 52 packages to latest compatible versions
[INFO] [stderr]       Adding snafu v0.6.10 (available: v0.8.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e203273fa9de04f982e7627d2d01c5cda799c925763f61aae09d309955ebbe3c
[INFO] running `Command { std: "docker" "start" "-a" "e203273fa9de04f982e7627d2d01c5cda799c925763f61aae09d309955ebbe3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e203273fa9de04f982e7627d2d01c5cda799c925763f61aae09d309955ebbe3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e203273fa9de04f982e7627d2d01c5cda799c925763f61aae09d309955ebbe3c", kill_on_drop: false }`
[INFO] [stdout] e203273fa9de04f982e7627d2d01c5cda799c925763f61aae09d309955ebbe3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 1a037f46a496dcbe404b8aeb19c4513c9019895d22f3e2f1b45648be6ff3f3fc
[INFO] running `Command { std: "docker" "start" "-a" "1a037f46a496dcbe404b8aeb19c4513c9019895d22f3e2f1b45648be6ff3f3fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stderr]    Compiling pravega-client-retry v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.00s
[INFO] running `Command { std: "docker" "inspect" "1a037f46a496dcbe404b8aeb19c4513c9019895d22f3e2f1b45648be6ff3f3fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a037f46a496dcbe404b8aeb19c4513c9019895d22f3e2f1b45648be6ff3f3fc", kill_on_drop: false }`
[INFO] [stdout] 1a037f46a496dcbe404b8aeb19c4513c9019895d22f3e2f1b45648be6ff3f3fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 38add9c195daeb5d8feecf6efb9eaacc54f01aa6ea1c368c1506f7eae6327b87
[INFO] running `Command { std: "docker" "start" "-a" "38add9c195daeb5d8feecf6efb9eaacc54f01aa6ea1c368c1506f7eae6327b87", kill_on_drop: false }`
[INFO] [stderr]    Compiling pravega-client-retry v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "38add9c195daeb5d8feecf6efb9eaacc54f01aa6ea1c368c1506f7eae6327b87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38add9c195daeb5d8feecf6efb9eaacc54f01aa6ea1c368c1506f7eae6327b87", kill_on_drop: false }`
[INFO] [stdout] 38add9c195daeb5d8feecf6efb9eaacc54f01aa6ea1c368c1506f7eae6327b87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] e23229ef122436238b79722c851698b9f3dfeb896e9b08009a2635abc86fe816
[INFO] running `Command { std: "docker" "start" "-a" "e23229ef122436238b79722c851698b9f3dfeb896e9b08009a2635abc86fe816", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/pravega_client_retry-6f42ee2ab8b8cc9a)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test retry_policy::returns_max_when_max_less_than_base ... ok
[INFO] [stdout] test retry_policy::stops_increasing_at_max_delay ... 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_returns_with_finite_retries ... ok
[INFO] [stdout] test retry_policy::test_uses_default_setting ... ok
[INFO] [stdout] test retry_policy::tests::test_with_max_attempt_with_max_delay_without_expiration_time ... ok
[INFO] [stdout] test retry_policy::tests::test_with_max_attempt_without_max_delay_without_expiration_time ... ok
[INFO] [stdout] test retry_policy::tests::test_without_max_attempt_without_max_delay_with_expiration_time ... ok
[INFO] [stdout] test retry_policy::tests::test_without_max_attempt_without_max_delay_without_expiration_time ... ok
[INFO] [stdout] test retry_sync::tests::test_fails_with_non_retryable_err ... ok
[INFO] [stdout] test retry_sync::tests::test_fails_after_last_retry ... ok
[INFO] [stdout] test retry_sync::tests::test_succeeds_with_maximum_retries ... ok
[INFO] [stdout] test retry_sync::tests::test_succeeds_with_snafu_error ... ok
[INFO] [stdout] test retry_policy::tests::test_without_max_attempt_with_max_delay_without_expiration_time ... ok
[INFO] [stdout] test retry_async::tests::attempts_just_once ... ok
[INFO] [stdout] test retry_async::tests::attempts_until_max_retries_exceeded ... ok
[INFO] [stdout] test retry_async::tests::attempts_until_success ... ok
[INFO] [stdout] test retry_sync::tests::test_succeeds_with_default_setting ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e23229ef122436238b79722c851698b9f3dfeb896e9b08009a2635abc86fe816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e23229ef122436238b79722c851698b9f3dfeb896e9b08009a2635abc86fe816", kill_on_drop: false }`
[INFO] [stdout] e23229ef122436238b79722c851698b9f3dfeb896e9b08009a2635abc86fe816