[INFO] fetching crate again 0.1.2...
[INFO] testing again-0.1.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate again 0.1.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate again 0.1.2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate again 0.1.2
[INFO] finished tweaking crates.io crate again 0.1.2
[INFO] tweaked toml for crates.io crate again 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate again 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded reqwest v0.10.6
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.13
[INFO] [stderr]   Downloaded syn v1.0.29
[INFO] [stderr]   Downloaded proc-macro2 v1.0.17
[INFO] [stderr]   Downloaded hyper v0.13.6
[INFO] [stderr]   Downloaded openssl-sys v0.9.57
[INFO] [stderr]   Downloaded send_wrapper v0.2.0
[INFO] [stderr]   Downloaded wasm-timer v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e9dac8b3547be460af4fa70cef9837e9a6995464e47c6584aa8c528bdb0b921
[INFO] running `Command { std: "docker" "start" "-a" "1e9dac8b3547be460af4fa70cef9837e9a6995464e47c6584aa8c528bdb0b921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e9dac8b3547be460af4fa70cef9837e9a6995464e47c6584aa8c528bdb0b921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e9dac8b3547be460af4fa70cef9837e9a6995464e47c6584aa8c528bdb0b921", kill_on_drop: false }`
[INFO] [stdout] 1e9dac8b3547be460af4fa70cef9837e9a6995464e47c6584aa8c528bdb0b921
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf7c3efb0942c9cda322c3a8472930614027dedbcd42a9078e70d1867424b179
[INFO] running `Command { std: "docker" "start" "-a" "bf7c3efb0942c9cda322c3a8472930614027dedbcd42a9078e70d1867424b179", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.29
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling pin-project v0.4.17
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling wasm-timer v0.2.4
[INFO] [stderr]    Compiling again v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.95s
[INFO] running `Command { std: "docker" "inspect" "bf7c3efb0942c9cda322c3a8472930614027dedbcd42a9078e70d1867424b179", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf7c3efb0942c9cda322c3a8472930614027dedbcd42a9078e70d1867424b179", kill_on_drop: false }`
[INFO] [stdout] bf7c3efb0942c9cda322c3a8472930614027dedbcd42a9078e70d1867424b179
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d3f847fcb7deb7fa273f078f60740a2c31a11d1301734ca51cad42be10c128a
[INFO] running `Command { std: "docker" "start" "-a" "2d3f847fcb7deb7fa273f078f60740a2c31a11d1301734ca51cad42be10c128a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling pin-project-lite v0.1.5
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling dtoa v0.4.5
[INFO] [stderr]    Compiling base64 v0.12.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.57
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.5
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling hyper v0.13.6
[INFO] [stderr]    Compiling hyper-tls v0.4.1
[INFO] [stderr]    Compiling reqwest v0.10.6
[INFO] [stderr]    Compiling again v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.64s
[INFO] running `Command { std: "docker" "inspect" "2d3f847fcb7deb7fa273f078f60740a2c31a11d1301734ca51cad42be10c128a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d3f847fcb7deb7fa273f078f60740a2c31a11d1301734ca51cad42be10c128a", kill_on_drop: false }`
[INFO] [stdout] 2d3f847fcb7deb7fa273f078f60740a2c31a11d1301734ca51cad42be10c128a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f7f0f51c74d5783111f70e2a2a9805d519dea580c3201aad3a43331b11a04a6
[INFO] running `Command { std: "docker" "start" "-a" "8f7f0f51c74d5783111f70e2a2a9805d519dea580c3201aad3a43331b11a04a6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/again-618945ef63153b84)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::always_is_always_retryable ... ok
[INFO] [stdout] test tests::closures_impl_condition ... ok
[INFO] [stdout] test tests::closures_impl_task ... ok
[INFO] [stdout] test tests::backoff_default ... ok
[INFO] [stdout] test tests::exponential_backoff ... ok
[INFO] [stdout] test tests::fixed_backoff ... ok
[INFO] [stdout] test tests::retried_futures_are_send_when_tasks_are_send ... ok
[INFO] [stdout] test tests::retry_policy_is_send ... ok
[INFO] [stdout] test tests::ok_futures_yield_ok ... ok
[INFO] [stdout] test tests::jitter_adds_variance_to_durations ... ok
[INFO] [stdout] test tests::failed_futures_yield_err ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests again
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 38) ... ignored
[INFO] [stdout] test src/lib.rs - (line 12) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 23) - compile ... ok
[INFO] [stdout] test src/lib.rs - retry (line 73) ... ok
[INFO] [stdout] test src/lib.rs - retry_if (line 85) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8f7f0f51c74d5783111f70e2a2a9805d519dea580c3201aad3a43331b11a04a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f7f0f51c74d5783111f70e2a2a9805d519dea580c3201aad3a43331b11a04a6", kill_on_drop: false }`
[INFO] [stdout] 8f7f0f51c74d5783111f70e2a2a9805d519dea580c3201aad3a43331b11a04a6