[INFO] crate Lotus 0.2.1 is already in cache
[INFO] extracting crate Lotus 0.2.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/Lotus/0.2.1
[INFO] extracting crate Lotus 0.2.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/Lotus/0.2.1
[INFO] validating manifest of Lotus-0.2.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Lotus-0.2.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Lotus-0.2.1
[INFO] finished frobbing Lotus-0.2.1
[INFO] frobbed toml for Lotus-0.2.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/Lotus/0.2.1/Cargo.toml
[INFO] started frobbing Lotus-0.2.1
[INFO] finished frobbing Lotus-0.2.1
[INFO] frobbed toml for Lotus-0.2.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/Lotus/0.2.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Lotus-0.2.1 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/Lotus/0.2.1:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 5319bd95ee4fc8329442290d64334b73ddee0237812fbf76a6c7df164e35f4c5
[INFO] running `"docker" "start" "-a" "5319bd95ee4fc8329442290d64334b73ddee0237812fbf76a6c7df164e35f4c5"`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling derive_builder_core v0.5.0
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]    Compiling Lotus v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `Lotus` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `lotus`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.57s
[INFO] running `"docker" "inspect" "5319bd95ee4fc8329442290d64334b73ddee0237812fbf76a6c7df164e35f4c5"`
[INFO] running `"docker" "rm" "-f" "5319bd95ee4fc8329442290d64334b73ddee0237812fbf76a6c7df164e35f4c5"`
[INFO] [stdout] 5319bd95ee4fc8329442290d64334b73ddee0237812fbf76a6c7df164e35f4c5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/Lotus/0.2.1:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] bc7301f1b0f26a8115a1d0f3d5652eeeb8062c991c985e07efa9005587456f2a
[INFO] running `"docker" "start" "-a" "bc7301f1b0f26a8115a1d0f3d5652eeeb8062c991c985e07efa9005587456f2a"`
[INFO] [stderr]    Compiling Lotus v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `Lotus` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `lotus`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "bc7301f1b0f26a8115a1d0f3d5652eeeb8062c991c985e07efa9005587456f2a"`
[INFO] running `"docker" "rm" "-f" "bc7301f1b0f26a8115a1d0f3d5652eeeb8062c991c985e07efa9005587456f2a"`
[INFO] [stdout] bc7301f1b0f26a8115a1d0f3d5652eeeb8062c991c985e07efa9005587456f2a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/Lotus/0.2.1:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] f89007eb67661cd09b0d16fa3553b84b7ff57cb4c88c08717ac6329205322deb
[INFO] running `"docker" "start" "-a" "f89007eb67661cd09b0d16fa3553b84b7ff57cb4c88c08717ac6329205322deb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/Lotus-7d70d607cdc3328b
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::tests::it_tests_if_builders_are_working_fine ... ok
[INFO] [stdout] test tests::tests::lets_see_if_defaults_are_working ... ok
[INFO] [stdout] test tests::tests::it_formats_some_floats_with_some_extras ... ok
[INFO] [stdout] test tests::tests::it_formats_negative_floats ... ok
[INFO] [stdout] test tests::tests::it_formats_some_floats ... ok
[INFO] [stdout] test tests::tests::it_formats_a_zero_valued_float ... ok
[INFO] [stdout] test tests::tests::macro_tests_arm_2 ... ok
[INFO] [stdout] test tests::tests::macro_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests Lotus
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - Lotus::new (line 62) ... ok
[INFO] [stdout] test src/lib.rs - Lotus::format (line 80) ... ok
[INFO] [stdout] test src/macros/mod.rs - lotus (line 9) ... ok
[INFO] [stdout] test src/lib.rs -  (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f89007eb67661cd09b0d16fa3553b84b7ff57cb4c88c08717ac6329205322deb"`
[INFO] running `"docker" "rm" "-f" "f89007eb67661cd09b0d16fa3553b84b7ff57cb4c88c08717ac6329205322deb"`
[INFO] [stdout] f89007eb67661cd09b0d16fa3553b84b7ff57cb4c88c08717ac6329205322deb