[INFO] fetching crate backoff-rs 0.1.0...
[INFO] testing backoff-rs-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate backoff-rs 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate backoff-rs 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate backoff-rs 0.1.0
[INFO] finished tweaking crates.io crate backoff-rs 0.1.0
[INFO] tweaked toml for crates.io crate backoff-rs 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20cf711efd17f8b7fbd723774c1623e288cce6f8bd0eed30792b0e563b9b0b26
[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" "20cf711efd17f8b7fbd723774c1623e288cce6f8bd0eed30792b0e563b9b0b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20cf711efd17f8b7fbd723774c1623e288cce6f8bd0eed30792b0e563b9b0b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20cf711efd17f8b7fbd723774c1623e288cce6f8bd0eed30792b0e563b9b0b26", kill_on_drop: false }`
[INFO] [stdout] 20cf711efd17f8b7fbd723774c1623e288cce6f8bd0eed30792b0e563b9b0b26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 21b93b0452ef719f1e0c39fce798af5596d4df26bd5a05f0e8896c9ee07d3920
[INFO] running `Command { std: "docker" "start" "-a" "21b93b0452ef719f1e0c39fce798af5596d4df26bd5a05f0e8896c9ee07d3920", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling backoff-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.94s
[INFO] running `Command { std: "docker" "inspect" "21b93b0452ef719f1e0c39fce798af5596d4df26bd5a05f0e8896c9ee07d3920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21b93b0452ef719f1e0c39fce798af5596d4df26bd5a05f0e8896c9ee07d3920", kill_on_drop: false }`
[INFO] [stdout] 21b93b0452ef719f1e0c39fce798af5596d4df26bd5a05f0e8896c9ee07d3920
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--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] 7c501a74ccec84ce0bf3f5b1d9f241e3cef3d9459292d67c80ee7461387c4e07
[INFO] running `Command { std: "docker" "start" "-a" "7c501a74ccec84ce0bf3f5b1d9f241e3cef3d9459292d67c80ee7461387c4e07", kill_on_drop: false }`
[INFO] [stderr]    Compiling backoff-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/backoff_rs-c1477a80cca5e073)
[INFO] running `Command { std: "docker" "inspect" "7c501a74ccec84ce0bf3f5b1d9f241e3cef3d9459292d67c80ee7461387c4e07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c501a74ccec84ce0bf3f5b1d9f241e3cef3d9459292d67c80ee7461387c4e07", kill_on_drop: false }`
[INFO] [stdout] 7c501a74ccec84ce0bf3f5b1d9f241e3cef3d9459292d67c80ee7461387c4e07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] deda0cf428dfc1b5e6dd1735d131ef86ab857b9c71cfc2477cd8742bd62f1f05
[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" "deda0cf428dfc1b5e6dd1735d131ef86ab857b9c71cfc2477cd8742bd62f1f05", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/backoff_rs-c1477a80cca5e073)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests backoff-rs
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::with_jitter ... ok
[INFO] [stdout] test tests::no_jitter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.77s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "deda0cf428dfc1b5e6dd1735d131ef86ab857b9c71cfc2477cd8742bd62f1f05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deda0cf428dfc1b5e6dd1735d131ef86ab857b9c71cfc2477cd8742bd62f1f05", kill_on_drop: false }`
[INFO] [stdout] deda0cf428dfc1b5e6dd1735d131ef86ab857b9c71cfc2477cd8742bd62f1f05