[INFO] updating cached repository KevinAiken/rust-time-tracker
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/KevinAiken/rust-time-tracker
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/KevinAiken/rust-time-tracker" "work/ex/beta-1.38-1/sources/1.37.0/gh/KevinAiken/rust-time-tracker"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/KevinAiken/rust-time-tracker'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/KevinAiken/rust-time-tracker" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/KevinAiken/rust-time-tracker"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/KevinAiken/rust-time-tracker'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bbf4b4eb5537f71406575f9448786e91ef09c127
[INFO] sha for GitHub repo KevinAiken/rust-time-tracker: bbf4b4eb5537f71406575f9448786e91ef09c127
[INFO] validating manifest of KevinAiken/rust-time-tracker 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 KevinAiken/rust-time-tracker 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 KevinAiken/rust-time-tracker
[INFO] finished frobbing KevinAiken/rust-time-tracker
[INFO] frobbed toml for KevinAiken/rust-time-tracker written to work/ex/beta-1.38-1/sources/1.37.0/gh/KevinAiken/rust-time-tracker/Cargo.toml
[INFO] started frobbing KevinAiken/rust-time-tracker
[INFO] finished frobbing KevinAiken/rust-time-tracker
[INFO] frobbed toml for KevinAiken/rust-time-tracker written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/KevinAiken/rust-time-tracker/Cargo.toml
[INFO] crate KevinAiken/rust-time-tracker 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing KevinAiken/rust-time-tracker 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/KevinAiken/rust-time-tracker:/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] facdd772249c317ee184c8643164b7dfc9da297a0495b0632d6b4389456d05b9
[INFO] running `"docker" "start" "-a" "facdd772249c317ee184c8643164b7dfc9da297a0495b0632d6b4389456d05b9"`
[INFO] [stderr]    Compiling rusqlite v0.18.0
[INFO] [stderr]    Compiling rust-time-tracker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `"docker" "inspect" "facdd772249c317ee184c8643164b7dfc9da297a0495b0632d6b4389456d05b9"`
[INFO] running `"docker" "rm" "-f" "facdd772249c317ee184c8643164b7dfc9da297a0495b0632d6b4389456d05b9"`
[INFO] [stdout] facdd772249c317ee184c8643164b7dfc9da297a0495b0632d6b4389456d05b9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/KevinAiken/rust-time-tracker:/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] 8797b4a4ab0997fe0a99d92ba469718c41d397d5cfe51b65e9cb96ce13093827
[INFO] running `"docker" "start" "-a" "8797b4a4ab0997fe0a99d92ba469718c41d397d5cfe51b65e9cb96ce13093827"`
[INFO] [stderr]    Compiling rust-time-tracker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `entry`
[INFO] [stderr]   --> src/lib.rs:95:13
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let entry = TimesheetEntry::new(&args).unwrap_or_else(|err| {
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_entry`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "8797b4a4ab0997fe0a99d92ba469718c41d397d5cfe51b65e9cb96ce13093827"`
[INFO] running `"docker" "rm" "-f" "8797b4a4ab0997fe0a99d92ba469718c41d397d5cfe51b65e9cb96ce13093827"`
[INFO] [stdout] 8797b4a4ab0997fe0a99d92ba469718c41d397d5cfe51b65e9cb96ce13093827
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/KevinAiken/rust-time-tracker:/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] 6839494ffacc98b41d6e61753f0c13e4c3fa791edd3b553c1c3efc0996c7bf01
[INFO] running `"docker" "start" "-a" "6839494ffacc98b41d6e61753f0c13e4c3fa791edd3b553c1c3efc0996c7bf01"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_time_tracker-ffbc973d8e9bd36e
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::one_result ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_time_tracker-f5024172af4dc836
[INFO] [stdout] test tests::fail_if_invalid_input_type ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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] [stderr]    Doc-tests rust-time-tracker
[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" "6839494ffacc98b41d6e61753f0c13e4c3fa791edd3b553c1c3efc0996c7bf01"`
[INFO] running `"docker" "rm" "-f" "6839494ffacc98b41d6e61753f0c13e4c3fa791edd3b553c1c3efc0996c7bf01"`
[INFO] [stdout] 6839494ffacc98b41d6e61753f0c13e4c3fa791edd3b553c1c3efc0996c7bf01