[INFO] fetching crate rs-snowflake 0.4.0...
[INFO] testing rs-snowflake-0.4.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate rs-snowflake 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rs-snowflake 0.4.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rs-snowflake 0.4.0
[INFO] finished tweaking crates.io crate rs-snowflake 0.4.0
[INFO] tweaked toml for crates.io crate rs-snowflake 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68e6a8bbbc490b9f73ad6f177aba591c67745c81cc476c9a31c7c291bb7c7f05
[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" "68e6a8bbbc490b9f73ad6f177aba591c67745c81cc476c9a31c7c291bb7c7f05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68e6a8bbbc490b9f73ad6f177aba591c67745c81cc476c9a31c7c291bb7c7f05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68e6a8bbbc490b9f73ad6f177aba591c67745c81cc476c9a31c7c291bb7c7f05", kill_on_drop: false }`
[INFO] [stdout] 68e6a8bbbc490b9f73ad6f177aba591c67745c81cc476c9a31c7c291bb7c7f05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ad732eceacd9b97804858ddd26f6fa84161aca0532cc2f1b3eedcf13d957b0d
[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" "1ad732eceacd9b97804858ddd26f6fa84161aca0532cc2f1b3eedcf13d957b0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-snowflake v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "1ad732eceacd9b97804858ddd26f6fa84161aca0532cc2f1b3eedcf13d957b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ad732eceacd9b97804858ddd26f6fa84161aca0532cc2f1b3eedcf13d957b0d", kill_on_drop: false }`
[INFO] [stdout] 1ad732eceacd9b97804858ddd26f6fa84161aca0532cc2f1b3eedcf13d957b0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 87495031f595b308fc45173e0ffec120aa3027aed96b985244abbf7f01d35f65
[INFO] running `Command { std: "docker" "start" "-a" "87495031f595b308fc45173e0ffec120aa3027aed96b985244abbf7f01d35f65", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-snowflake v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "87495031f595b308fc45173e0ffec120aa3027aed96b985244abbf7f01d35f65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87495031f595b308fc45173e0ffec120aa3027aed96b985244abbf7f01d35f65", kill_on_drop: false }`
[INFO] [stdout] 87495031f595b308fc45173e0ffec120aa3027aed96b985244abbf7f01d35f65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 58a6b2327a484a93e162de607ff4c9662a2a5c29c5b5cd09eb8b19493bcf2ee6
[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" "58a6b2327a484a93e162de607ff4c9662a2a5c29c5b5cd09eb8b19493bcf2ee6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/snowflake-c484055a4abe0770
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/basic-67b40b049d8ac41c
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_lazy_generate ... ok
[INFO] [stdout] test test_generate ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bench-33030523e55dccd2
[INFO] [stdout] test test_real_time_generate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests snowflake
[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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - SnowflakeIdBucket::get_id (line 201) ... ok
[INFO] [stdout] test src/lib.rs - SnowflakeIdGenerator::real_time_generate (line 65) ... ok
[INFO] [stdout] test src/lib.rs - SnowflakeIdBucket::new (line 182) ... ok
[INFO] [stdout] test src/lib.rs - SnowflakeIdGenerator::new (line 41) ... ok
[INFO] [stdout] test src/lib.rs - SnowflakeIdGenerator::lazy_generate (line 153) ... ok
[INFO] [stdout] test src/lib.rs - SnowflakeIdGenerator::generate (line 109) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "58a6b2327a484a93e162de607ff4c9662a2a5c29c5b5cd09eb8b19493bcf2ee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58a6b2327a484a93e162de607ff4c9662a2a5c29c5b5cd09eb8b19493bcf2ee6", kill_on_drop: false }`
[INFO] [stdout] 58a6b2327a484a93e162de607ff4c9662a2a5c29c5b5cd09eb8b19493bcf2ee6