[INFO] fetching crate backoff 0.3.0... [INFO] testing backoff-0.3.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate backoff 0.3.0 into /workspace/builds/worker-29/source [INFO] validating manifest of crates.io crate backoff 0.3.0 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate backoff 0.3.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate backoff 0.3.0 [INFO] tweaked toml for crates.io crate backoff 0.3.0 written to /workspace/builds/worker-29/source/Cargo.toml [INFO] crate crates.io crate backoff 0.3.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0501d947f6e0d63f6423b6ddd0f6be69c71c5799e074be41b2719ed16956ad25 [INFO] running `Command { std: "docker" "start" "-a" "0501d947f6e0d63f6423b6ddd0f6be69c71c5799e074be41b2719ed16956ad25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0501d947f6e0d63f6423b6ddd0f6be69c71c5799e074be41b2719ed16956ad25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0501d947f6e0d63f6423b6ddd0f6be69c71c5799e074be41b2719ed16956ad25", kill_on_drop: false }` [INFO] [stdout] 0501d947f6e0d63f6423b6ddd0f6be69c71c5799e074be41b2719ed16956ad25 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a5fd716ec9dd16bfe03288a76f803dc7009452abea64d78062e68e14ffbc4918 [INFO] running `Command { std: "docker" "start" "-a" "a5fd716ec9dd16bfe03288a76f803dc7009452abea64d78062e68e14ffbc4918", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.84 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling instant v0.1.9 [INFO] [stderr] Compiling rand_core v0.6.1 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling backoff v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.90s [INFO] running `Command { std: "docker" "inspect" "a5fd716ec9dd16bfe03288a76f803dc7009452abea64d78062e68e14ffbc4918", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5fd716ec9dd16bfe03288a76f803dc7009452abea64d78062e68e14ffbc4918", kill_on_drop: false }` [INFO] [stdout] a5fd716ec9dd16bfe03288a76f803dc7009452abea64d78062e68e14ffbc4918 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a5a4d4e9af12207c41c989dc6d5f0c1719bdb78e66a352c55076e91b01ace69f [INFO] running `Command { std: "docker" "start" "-a" "a5a4d4e9af12207c41c989dc6d5f0c1719bdb78e66a352c55076e91b01ace69f", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.6 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling pin-project-lite v0.2.4 [INFO] [stderr] Compiling futures-core v0.3.12 [INFO] [stderr] Compiling futures-io v0.3.12 [INFO] [stderr] Compiling cc v1.0.66 [INFO] [stderr] Compiling bytes v1.0.1 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling cache-padded v1.1.1 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling waker-fn v1.1.0 [INFO] [stderr] Compiling event-listener v2.5.1 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling parking v2.0.0 [INFO] [stderr] Compiling fastrand v1.4.0 [INFO] [stderr] Compiling openssl v0.10.32 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling futures-sink v0.3.12 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Compiling native-tls v0.2.7 [INFO] [stderr] Compiling vec-arena v1.0.0 [INFO] [stderr] Compiling async-task v4.0.3 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Compiling encoding_rs v0.8.26 [INFO] [stderr] Compiling httpdate v0.3.2 [INFO] [stderr] Compiling tower-service v0.3.1 [INFO] [stderr] Compiling atomic-waker v1.0.0 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling ipnet v2.3.0 [INFO] [stderr] Compiling base64 v0.13.0 [INFO] [stderr] Compiling tokio v1.1.1 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling futures-task v0.3.12 [INFO] [stderr] Compiling tracing-core v0.1.17 [INFO] [stderr] Compiling tinyvec v1.1.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling nb-connect v1.0.2 [INFO] [stderr] Compiling socket2 v0.3.19 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling concurrent-queue v1.2.2 [INFO] [stderr] Compiling async-mutex v1.4.0 [INFO] [stderr] Compiling async-lock v2.3.0 [INFO] [stderr] Compiling form_urlencoded v1.0.0 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling tracing v0.1.22 [INFO] [stderr] Compiling http v0.2.3 [INFO] [stderr] Compiling futures-util v0.3.12 [INFO] [stderr] Compiling futures-lite v1.11.3 [INFO] [stderr] Compiling futures-channel v0.3.12 [INFO] [stderr] Compiling async-channel v1.5.1 [INFO] [stderr] Compiling openssl-sys v0.9.60 [INFO] [stderr] Compiling unicode-normalization v0.1.16 [INFO] [stderr] Compiling blocking v1.0.2 [INFO] [stderr] Compiling async-executor v1.4.0 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling url v2.2.0 [INFO] [stderr] Compiling http-body v0.4.0 [INFO] [stderr] Compiling futures-executor v0.3.12 [INFO] [stderr] Compiling serde_urlencoded v0.7.0 [INFO] [stderr] Compiling ctor v0.1.18 [INFO] [stderr] Compiling tokio-macros v1.0.0 [INFO] [stderr] Compiling pin-project-internal v1.0.4 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Compiling mio v0.7.7 [INFO] [stderr] Compiling polling v2.0.2 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling kv-log-macro v1.0.7 [INFO] [stderr] Compiling pin-project v1.0.4 [INFO] [stderr] Compiling async-io v1.3.1 [INFO] [stderr] Compiling pin-project v0.4.27 [INFO] [stderr] Compiling tracing-futures v0.2.4 [INFO] [stderr] Compiling async-global-executor v2.0.2 [INFO] [stderr] Compiling async-std v1.9.0 [INFO] [stderr] Compiling tokio-util v0.6.3 [INFO] [stderr] Compiling tokio-native-tls v0.3.0 [INFO] [stderr] Compiling h2 v0.3.0 [INFO] [stderr] Compiling hyper v0.14.2 [INFO] [stderr] Compiling hyper-tls v0.5.0 [INFO] [stderr] Compiling reqwest v0.11.0 [INFO] [stderr] Compiling backoff v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 39.93s [INFO] running `Command { std: "docker" "inspect" "a5a4d4e9af12207c41c989dc6d5f0c1719bdb78e66a352c55076e91b01ace69f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5a4d4e9af12207c41c989dc6d5f0c1719bdb78e66a352c55076e91b01ace69f", kill_on_drop: false }` [INFO] [stdout] a5a4d4e9af12207c41c989dc6d5f0c1719bdb78e66a352c55076e91b01ace69f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3fc31503943d415954d9ccd44dfbede96d1e0fcb9eb446df2716438a4b944fa6 [INFO] running `Command { std: "docker" "start" "-a" "3fc31503943d415954d9ccd44dfbede96d1e0fcb9eb446df2716438a4b944fa6", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.79s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/backoff-326304992a3ed869) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test exponential::get_randomized_interval ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test max_elapsed_time ... ok [INFO] [stderr] Running tests/exponential.rs (/opt/rustwide/target/debug/deps/exponential-d7b265e227182042) [INFO] [stdout] test get_elapsed_time ... ok [INFO] [stdout] test backoff ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stderr] Running tests/retry.rs (/opt/rustwide/target/debug/deps/retry-dc66d5b2b9db80af) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test permanent_error_immediately_returned ... ok [INFO] [stdout] test retry ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.52s [INFO] [stdout] [INFO] [stderr] Doc-tests backoff [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/lib.rs - (line 186) ... ignored [INFO] [stdout] test src/lib.rs - (line 64) - compile ... ok [INFO] [stdout] test src/retry.rs - retry::retry (line 12) ... ok [INFO] [stdout] test src/retry.rs - retry::retry_notify (line 43) ... ok [INFO] [stdout] test src/lib.rs - (line 114) has been running for over 60 seconds [ERROR] error running command: no output for 300 seconds [INFO] running `Command { std: "docker" "inspect" "3fc31503943d415954d9ccd44dfbede96d1e0fcb9eb446df2716438a4b944fa6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3fc31503943d415954d9ccd44dfbede96d1e0fcb9eb446df2716438a4b944fa6", kill_on_drop: false }` [INFO] [stdout] 3fc31503943d415954d9ccd44dfbede96d1e0fcb9eb446df2716438a4b944fa6