[INFO] fetching crate adaptive_backoff 0.2.1... [INFO] testing adaptive_backoff-0.2.1 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate adaptive_backoff 0.2.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate adaptive_backoff 0.2.1 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 adaptive_backoff 0.2.1 [INFO] finished tweaking crates.io crate adaptive_backoff 0.2.1 [INFO] tweaked toml for crates.io crate adaptive_backoff 0.2.1 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 71ab076adcddbbe43ac4d3ee7c6e1bee61f9631ed70b816597cda8746c0e3c49 [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" "71ab076adcddbbe43ac4d3ee7c6e1bee61f9631ed70b816597cda8746c0e3c49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71ab076adcddbbe43ac4d3ee7c6e1bee61f9631ed70b816597cda8746c0e3c49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71ab076adcddbbe43ac4d3ee7c6e1bee61f9631ed70b816597cda8746c0e3c49", kill_on_drop: false }` [INFO] [stdout] 71ab076adcddbbe43ac4d3ee7c6e1bee61f9631ed70b816597cda8746c0e3c49 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e523428e179632cd991140e08a20c8dc47a8e04c4a5cf4e857dc0ba928084f69 [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" "e523428e179632cd991140e08a20c8dc47a8e04c4a5cf4e857dc0ba928084f69", kill_on_drop: false }` [INFO] [stderr] Compiling adaptive_backoff v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "e523428e179632cd991140e08a20c8dc47a8e04c4a5cf4e857dc0ba928084f69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e523428e179632cd991140e08a20c8dc47a8e04c4a5cf4e857dc0ba928084f69", kill_on_drop: false }` [INFO] [stdout] e523428e179632cd991140e08a20c8dc47a8e04c4a5cf4e857dc0ba928084f69 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cb6502767daedeb322053982df5651f996c0090e39cada14af70ed1208e8a0f8 [INFO] running `Command { std: "docker" "start" "-a" "cb6502767daedeb322053982df5651f996c0090e39cada14af70ed1208e8a0f8", kill_on_drop: false }` [INFO] [stderr] Compiling adaptive_backoff v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.53s [INFO] running `Command { std: "docker" "inspect" "cb6502767daedeb322053982df5651f996c0090e39cada14af70ed1208e8a0f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb6502767daedeb322053982df5651f996c0090e39cada14af70ed1208e8a0f8", kill_on_drop: false }` [INFO] [stdout] cb6502767daedeb322053982df5651f996c0090e39cada14af70ed1208e8a0f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 6009f5eeb65887b6b8625a079c65b27cfccaf3e2cdfb31cd6f5b817dd0c92ea7 [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" "6009f5eeb65887b6b8625a079c65b27cfccaf3e2cdfb31cd6f5b817dd0c92ea7", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/adaptive_backoff-64035b17211b0e0d) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test backoff::test_exp_backoff ... ok [INFO] [stdout] test adaptive::test_adaptive_exp_backoff ... 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] [stderr] Doc-tests adaptive_backoff [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6009f5eeb65887b6b8625a079c65b27cfccaf3e2cdfb31cd6f5b817dd0c92ea7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6009f5eeb65887b6b8625a079c65b27cfccaf3e2cdfb31cd6f5b817dd0c92ea7", kill_on_drop: false }` [INFO] [stdout] 6009f5eeb65887b6b8625a079c65b27cfccaf3e2cdfb31cd6f5b817dd0c92ea7