[INFO] updating cached repository yjh0502/float_extras
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yjh0502/float_extras
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yjh0502/float_extras" "work/ex/beta-1.38-1/sources/1.37.0/gh/yjh0502/float_extras"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/yjh0502/float_extras'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yjh0502/float_extras" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yjh0502/float_extras"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yjh0502/float_extras'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b675090fbd9c83f0093d0fa476a72275145a95dc
[INFO] sha for GitHub repo yjh0502/float_extras: b675090fbd9c83f0093d0fa476a72275145a95dc
[INFO] validating manifest of yjh0502/float_extras on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of yjh0502/float_extras on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing yjh0502/float_extras
[INFO] finished frobbing yjh0502/float_extras
[INFO] frobbed toml for yjh0502/float_extras written to work/ex/beta-1.38-1/sources/1.37.0/gh/yjh0502/float_extras/Cargo.toml
[INFO] started frobbing yjh0502/float_extras
[INFO] finished frobbing yjh0502/float_extras
[INFO] frobbed toml for yjh0502/float_extras written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yjh0502/float_extras/Cargo.toml
[INFO] crate yjh0502/float_extras already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/yjh0502/float_extras/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing yjh0502/float_extras against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/yjh0502/float_extras:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] a90bec69fbff4ca7a28f64b5f9661f45665e169ffeacddd46895f915d4bd8c90
[INFO] running `"docker" "start" "-a" "a90bec69fbff4ca7a28f64b5f9661f45665e169ffeacddd46895f915d4bd8c90"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling float_extras v0.1.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `"docker" "inspect" "a90bec69fbff4ca7a28f64b5f9661f45665e169ffeacddd46895f915d4bd8c90"`
[INFO] running `"docker" "rm" "-f" "a90bec69fbff4ca7a28f64b5f9661f45665e169ffeacddd46895f915d4bd8c90"`
[INFO] [stdout] a90bec69fbff4ca7a28f64b5f9661f45665e169ffeacddd46895f915d4bd8c90
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/yjh0502/float_extras:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 848649ac597d4dd066e57038d9af41d1d286d44f331ebd29a6851a7efe6bc4a1
[INFO] running `"docker" "start" "-a" "848649ac597d4dd066e57038d9af41d1d286d44f331ebd29a6851a7efe6bc4a1"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling float_extras v0.1.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "848649ac597d4dd066e57038d9af41d1d286d44f331ebd29a6851a7efe6bc4a1"`
[INFO] running `"docker" "rm" "-f" "848649ac597d4dd066e57038d9af41d1d286d44f331ebd29a6851a7efe6bc4a1"`
[INFO] [stdout] 848649ac597d4dd066e57038d9af41d1d286d44f331ebd29a6851a7efe6bc4a1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/yjh0502/float_extras:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 73447ff29135c61e715645afc378cdfe6d9e262fe82aeffbdc1d0b74b00d30b6
[INFO] running `"docker" "start" "-a" "73447ff29135c61e715645afc378cdfe6d9e262fe82aeffbdc1d0b74b00d30b6"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/float_extras-8fe1951db5840b33
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::smoke_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests float_extras
[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" "73447ff29135c61e715645afc378cdfe6d9e262fe82aeffbdc1d0b74b00d30b6"`
[INFO] running `"docker" "rm" "-f" "73447ff29135c61e715645afc378cdfe6d9e262fe82aeffbdc1d0b74b00d30b6"`
[INFO] [stdout] 73447ff29135c61e715645afc378cdfe6d9e262fe82aeffbdc1d0b74b00d30b6