[INFO] fetching crate retry 1.3.0...
[INFO] testing retry-1.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate retry 1.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate retry 1.3.0 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 retry 1.3.0
[INFO] finished tweaking crates.io crate retry 1.3.0
[INFO] tweaked toml for crates.io crate retry 1.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9c22544b7198ff600fb2558f36df289c10bb57a65ec1c5f388560cf11d724792
[INFO] running `Command { std: "docker" "start" "-a" "9c22544b7198ff600fb2558f36df289c10bb57a65ec1c5f388560cf11d724792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c22544b7198ff600fb2558f36df289c10bb57a65ec1c5f388560cf11d724792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c22544b7198ff600fb2558f36df289c10bb57a65ec1c5f388560cf11d724792", kill_on_drop: false }`
[INFO] [stdout] 9c22544b7198ff600fb2558f36df289c10bb57a65ec1c5f388560cf11d724792
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 34ce2b4b9f70475b5320980d7d71848a53e8573e2c61adf51b146d0183cc139f
[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" "34ce2b4b9f70475b5320980d7d71848a53e8573e2c61adf51b146d0183cc139f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling getrandom v0.1.16
[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 retry v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "34ce2b4b9f70475b5320980d7d71848a53e8573e2c61adf51b146d0183cc139f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34ce2b4b9f70475b5320980d7d71848a53e8573e2c61adf51b146d0183cc139f", kill_on_drop: false }`
[INFO] [stdout] 34ce2b4b9f70475b5320980d7d71848a53e8573e2c61adf51b146d0183cc139f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] b8ce6986b5963e03fc81a6ce8c99cd12d04893499f271b8b43b259e56bfdae71
[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" "b8ce6986b5963e03fc81a6ce8c99cd12d04893499f271b8b43b259e56bfdae71", kill_on_drop: false }`
[INFO] [stderr]    Compiling retry v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "b8ce6986b5963e03fc81a6ce8c99cd12d04893499f271b8b43b259e56bfdae71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8ce6986b5963e03fc81a6ce8c99cd12d04893499f271b8b43b259e56bfdae71", kill_on_drop: false }`
[INFO] [stdout] b8ce6986b5963e03fc81a6ce8c99cd12d04893499f271b8b43b259e56bfdae71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] db2e9564e5e30b00c6d4fe6526d7dfdf125783ca90c9cd12336e3e4bbd58acf9
[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" "db2e9564e5e30b00c6d4fe6526d7dfdf125783ca90c9cd12336e3e4bbd58acf9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/retry-566dc81e1ed51bcd)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test delay::fibonacci ... ok
[INFO] [stdout] test delay::exponential_with_factor ... ok
[INFO] [stdout] test tests::fatal_errors ... ok
[INFO] [stdout] test tests::fixed_delay_from_duration ... ok
[INFO] [stdout] test delay::exponential_overflow ... ok
[INFO] [stdout] test tests::succeeds_with_index ... ok
[INFO] [stdout] test tests::succeeds_with_maximum_retries ... ok
[INFO] [stdout] test tests::succeeds_with_exponential_delay ... ok
[INFO] [stdout] test tests::succeeds_with_fixed_delay ... ok
[INFO] [stdout] test tests::succeeds_with_infinite_retries ... ok
[INFO] [stdout] test delay::fibonacci_saturated ... ok
[INFO] [stdout] test tests::fails_after_last_try ... ok
[INFO] [stdout] test tests::succeeds_with_ranged_delay ... ok
[INFO] [stderr]    Doc-tests retry
[INFO] [stdout] test tests::succeeds_with_exponential_delay_with_factor ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/opresult.rs - opresult::OperationResult<T, E>::is_ok (line 48) ... ok
[INFO] [stdout] test src/opresult.rs - opresult::OperationResult<T, E>::is_err (line 92) ... ok
[INFO] [stdout] test src/lib.rs - (line 76) ... ok
[INFO] [stdout] test src/opresult.rs - opresult::OperationResult<T, E>::is_retry (line 70) ... ok
[INFO] [stdout] test src/lib.rs - (line 54) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/opresult.rs - opresult (line 5) ... ok
[INFO] [stdout] test src/lib.rs - (line 96) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "db2e9564e5e30b00c6d4fe6526d7dfdf125783ca90c9cd12336e3e4bbd58acf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db2e9564e5e30b00c6d4fe6526d7dfdf125783ca90c9cd12336e3e4bbd58acf9", kill_on_drop: false }`
[INFO] [stdout] db2e9564e5e30b00c6d4fe6526d7dfdf125783ca90c9cd12336e3e4bbd58acf9