[INFO] fetching crate snowflake-rs 0.1.1...
[INFO] extracting crate snowflake-rs 0.1.1 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/snowflake-rs/0.1.1
[INFO] extracting crate snowflake-rs 0.1.1 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/snowflake-rs/0.1.1
[INFO] validating manifest of snowflake-rs-0.1.1 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of snowflake-rs-0.1.1 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing snowflake-rs-0.1.1
[INFO] finished frobbing snowflake-rs-0.1.1
[INFO] frobbed toml for snowflake-rs-0.1.1 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/snowflake-rs/0.1.1/Cargo.toml
[INFO] started frobbing snowflake-rs-0.1.1
[INFO] finished frobbing snowflake-rs-0.1.1
[INFO] frobbed toml for snowflake-rs-0.1.1 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/snowflake-rs/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing snowflake-rs-0.1.1 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/snowflake-rs/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 069aa0403de5ad0c1ad8e046696cdd768de691caae1b52e42c923aac071e9617
[INFO] running `"docker" "start" "-a" "069aa0403de5ad0c1ad8e046696cdd768de691caae1b52e42c923aac071e9617"`
[INFO] [stderr]    Compiling snowflake-rs v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "069aa0403de5ad0c1ad8e046696cdd768de691caae1b52e42c923aac071e9617"`
[INFO] running `"docker" "rm" "-f" "069aa0403de5ad0c1ad8e046696cdd768de691caae1b52e42c923aac071e9617"`
[INFO] [stdout] 069aa0403de5ad0c1ad8e046696cdd768de691caae1b52e42c923aac071e9617
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/snowflake-rs/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9b8903bec7e7fdda909a6bce790c98cda19039eafe0d1eceebd67beb716ef94d
[INFO] running `"docker" "start" "-a" "9b8903bec7e7fdda909a6bce790c98cda19039eafe0d1eceebd67beb716ef94d"`
[INFO] [stderr]    Compiling snowflake-rs v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/snowflake.rs:136:13
[INFO] [stderr]     |
[INFO] [stderr] 136 |             t.join();
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "9b8903bec7e7fdda909a6bce790c98cda19039eafe0d1eceebd67beb716ef94d"`
[INFO] running `"docker" "rm" "-f" "9b8903bec7e7fdda909a6bce790c98cda19039eafe0d1eceebd67beb716ef94d"`
[INFO] [stdout] 9b8903bec7e7fdda909a6bce790c98cda19039eafe0d1eceebd67beb716ef94d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/snowflake-rs/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 202373f2303bdce48417f1b7bfdfc3b452e1bf42b7491b6c25dce3a1078a5fc9
[INFO] running `"docker" "start" "-a" "202373f2303bdce48417f1b7bfdfc3b452e1bf42b7491b6c25dce3a1078a5fc9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/snowflake_rs-e1a095e29d4078c0
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] multi thread:[6] generate 1000 ids cost 0.000250575 s
[INFO] [stdout] multi thread:[7] generate 1000 ids cost 0.000246666 s
[INFO] [stdout] multi thread:[8] generate 1000 ids cost 0.000249240 s
[INFO] [stdout] multi thread:[9] generate 1000 ids cost 0.000249631 s
[INFO] [stdout] multi thread:[5] generate 1000 ids cost 0.000246322 s
[INFO] [stdout] test snowflake::test::loop_test ... ok
[INFO] [stdout] multi thread:[4] generate 1000 ids cost 0.000262110 s
[INFO] [stdout] multi thread:[3] generate 1000 ids cost 0.000261971 s
[INFO] [stdout] multi thread:[2] generate 1000 ids cost 0.000261761 s
[INFO] [stdout] multi thread:[1] generate 1000 ids cost 0.000264093 s
[INFO] [stdout] test snowflake::test::multi_thread ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests snowflake-rs
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "202373f2303bdce48417f1b7bfdfc3b452e1bf42b7491b6c25dce3a1078a5fc9"`
[INFO] running `"docker" "rm" "-f" "202373f2303bdce48417f1b7bfdfc3b452e1bf42b7491b6c25dce3a1078a5fc9"`
[INFO] [stdout] 202373f2303bdce48417f1b7bfdfc3b452e1bf42b7491b6c25dce3a1078a5fc9