[INFO] crate snowflake-multi-threaded 0.1.1 is already in cache
[INFO] extracting crate snowflake-multi-threaded 0.1.1 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/snowflake-multi-threaded/0.1.1
[INFO] extracting crate snowflake-multi-threaded 0.1.1 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/snowflake-multi-threaded/0.1.1
[INFO] validating manifest of snowflake-multi-threaded-0.1.1 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of snowflake-multi-threaded-0.1.1 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing snowflake-multi-threaded-0.1.1
[INFO] finished frobbing snowflake-multi-threaded-0.1.1
[INFO] frobbed toml for snowflake-multi-threaded-0.1.1 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/snowflake-multi-threaded/0.1.1/Cargo.toml
[INFO] started frobbing snowflake-multi-threaded-0.1.1
[INFO] finished frobbing snowflake-multi-threaded-0.1.1
[INFO] frobbed toml for snowflake-multi-threaded-0.1.1 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/snowflake-multi-threaded/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing snowflake-multi-threaded-0.1.1 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/snowflake-multi-threaded/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] e6ab388b94207d9a2a54f9a781909c676a189ad1c7559120fdbe53006e79dade
[INFO] running `"docker" "start" "-a" "e6ab388b94207d9a2a54f9a781909c676a189ad1c7559120fdbe53006e79dade"`
[INFO] [stderr]    Compiling snowflake-multi-threaded v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "e6ab388b94207d9a2a54f9a781909c676a189ad1c7559120fdbe53006e79dade"`
[INFO] running `"docker" "rm" "-f" "e6ab388b94207d9a2a54f9a781909c676a189ad1c7559120fdbe53006e79dade"`
[INFO] [stdout] e6ab388b94207d9a2a54f9a781909c676a189ad1c7559120fdbe53006e79dade
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/snowflake-multi-threaded/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1679cebe67c9bc10f30bbe36b79f87b02613766673e55d53003ef1241c3a203f
[INFO] running `"docker" "start" "-a" "1679cebe67c9bc10f30bbe36b79f87b02613766673e55d53003ef1241c3a203f"`
[INFO] [stderr]    Compiling snowflake-multi-threaded v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `new_id`
[INFO] [stderr]    --> src/lib.rs:159:25
[INFO] [stderr]     |
[INFO] [stderr] 159 |                     let new_id = t.generate_id().unwrap();
[INFO] [stderr]     |                         ^^^^^^ help: consider prefixing with an underscore: `_new_id`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "1679cebe67c9bc10f30bbe36b79f87b02613766673e55d53003ef1241c3a203f"`
[INFO] running `"docker" "rm" "-f" "1679cebe67c9bc10f30bbe36b79f87b02613766673e55d53003ef1241c3a203f"`
[INFO] [stdout] 1679cebe67c9bc10f30bbe36b79f87b02613766673e55d53003ef1241c3a203f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/snowflake-multi-threaded/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 13ef4a8ff9b70064a3f3b05646d0b4c1fa1049c9b644ca57861ffe5e1f53a318
[INFO] running `"docker" "start" "-a" "13ef4a8ff9b70064a3f3b05646d0b4c1fa1049c9b644ca57861ffe5e1f53a318"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/snowflake_multi_threaded-0d2152b54d9153cf
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::multi_thread ... ok
[INFO] [stdout] test test::loop_test ... 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-multi-threaded
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs -  (line 16) ... ok
[INFO] [stdout] test src/lib.rs - SnowFlakeId::new (line 58) ... ok
[INFO] [stdout] test src/lib.rs - SnowFlakeId::generate_id (line 90) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "13ef4a8ff9b70064a3f3b05646d0b4c1fa1049c9b644ca57861ffe5e1f53a318"`
[INFO] running `"docker" "rm" "-f" "13ef4a8ff9b70064a3f3b05646d0b4c1fa1049c9b644ca57861ffe5e1f53a318"`
[INFO] [stdout] 13ef4a8ff9b70064a3f3b05646d0b4c1fa1049c9b644ca57861ffe5e1f53a318