[INFO] updating cached repository mmmpa/loan_revolver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mmmpa/loan_revolver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mmmpa/loan_revolver" "work/ex/beta-1.37-6/sources/1.36.0/gh/mmmpa/loan_revolver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/mmmpa/loan_revolver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mmmpa/loan_revolver" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mmmpa/loan_revolver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mmmpa/loan_revolver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b0f52c3301baae1afdd13206727966dc4eec9ee8
[INFO] sha for GitHub repo mmmpa/loan_revolver: b0f52c3301baae1afdd13206727966dc4eec9ee8
[INFO] validating manifest of mmmpa/loan_revolver 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 mmmpa/loan_revolver 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 mmmpa/loan_revolver
[INFO] finished frobbing mmmpa/loan_revolver
[INFO] frobbed toml for mmmpa/loan_revolver written to work/ex/beta-1.37-6/sources/1.36.0/gh/mmmpa/loan_revolver/Cargo.toml
[INFO] started frobbing mmmpa/loan_revolver
[INFO] finished frobbing mmmpa/loan_revolver
[INFO] frobbed toml for mmmpa/loan_revolver written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mmmpa/loan_revolver/Cargo.toml
[INFO] crate mmmpa/loan_revolver already has a lockfile, it will not be regenerated
[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 mmmpa/loan_revolver 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-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mmmpa/loan_revolver:/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] f922e31d91f12e1864b3d9616680a19505333df22564f8517a36f10fb53d86f9
[INFO] running `"docker" "start" "-a" "f922e31d91f12e1864b3d9616680a19505333df22564f8517a36f10fb53d86f9"`
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling loan_revolver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `crate::loan_revolver::LoanRevolver`
[INFO] [stderr]    --> src/loan_revolver.rs:127:9
[INFO] [stderr]     |
[INFO] [stderr] 127 |     use crate::loan_revolver::LoanRevolver;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::loan_revolver::LoanRevolver`
[INFO] [stderr]    --> src/loan_revolver.rs:127:9
[INFO] [stderr]     |
[INFO] [stderr] 127 |     use crate::loan_revolver::LoanRevolver;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ParseBoolError`
[INFO] [stderr]  --> src/main.rs:4:25
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::str::{FromStr, ParseBoolError};
[INFO] [stderr]   |                         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.09s
[INFO] running `"docker" "inspect" "f922e31d91f12e1864b3d9616680a19505333df22564f8517a36f10fb53d86f9"`
[INFO] running `"docker" "rm" "-f" "f922e31d91f12e1864b3d9616680a19505333df22564f8517a36f10fb53d86f9"`
[INFO] [stdout] f922e31d91f12e1864b3d9616680a19505333df22564f8517a36f10fb53d86f9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mmmpa/loan_revolver:/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] 8c604f7e2ed2e28ae58ce2461df7ddcba6caf2de2b79c939b451746782c41003
[INFO] running `"docker" "start" "-a" "8c604f7e2ed2e28ae58ce2461df7ddcba6caf2de2b79c939b451746782c41003"`
[INFO] [stderr]    Compiling loan_revolver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `ParseBoolError`
[INFO] [stderr]  --> src/main.rs:4:25
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::str::{FromStr, ParseBoolError};
[INFO] [stderr]   |                         ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `"docker" "inspect" "8c604f7e2ed2e28ae58ce2461df7ddcba6caf2de2b79c939b451746782c41003"`
[INFO] running `"docker" "rm" "-f" "8c604f7e2ed2e28ae58ce2461df7ddcba6caf2de2b79c939b451746782c41003"`
[INFO] [stdout] 8c604f7e2ed2e28ae58ce2461df7ddcba6caf2de2b79c939b451746782c41003
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mmmpa/loan_revolver:/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] e5399e780cf039c59073329fbb33f62bce9f66acd0397bcb0574a6f1f9d65cb2
[INFO] running `"docker" "start" "-a" "e5399e780cf039c59073329fbb33f62bce9f66acd0397bcb0574a6f1f9d65cb2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/loan_revolver-532beb20a37c80dc
[INFO] [stderr]      Running /opt/crater/target/debug/deps/loan_revolver-e56566f6b5b86856
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test loan_revolver::test::test_year_to_month_rate_2 ... ok
[INFO] [stdout] test loan_revolver::test::test_year_to_month_rate ... ok
[INFO] [stdout] test loan_revolver::test::test_revolver_count ... ok
[INFO] [stdout] test loan_revolver::test::test_revolver_amount ... ok
[INFO] [stdout] test loan_revolver::test::test_by_count ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests loan_revolver
[INFO] [stdout] running 5 tests
[INFO] [stdout] test loan_revolver::test::test_year_to_month_rate_2 ... ok
[INFO] [stdout] test loan_revolver::test::test_year_to_month_rate ... ok
[INFO] [stdout] test loan_revolver::test::test_revolver_count ... ok
[INFO] [stdout] test loan_revolver::test::test_revolver_amount ... ok
[INFO] [stdout] test loan_revolver::test::test_by_count ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "e5399e780cf039c59073329fbb33f62bce9f66acd0397bcb0574a6f1f9d65cb2"`
[INFO] running `"docker" "rm" "-f" "e5399e780cf039c59073329fbb33f62bce9f66acd0397bcb0574a6f1f9d65cb2"`
[INFO] [stdout] e5399e780cf039c59073329fbb33f62bce9f66acd0397bcb0574a6f1f9d65cb2