[INFO] updating cached repository zaynetro/expenses
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zaynetro/expenses
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zaynetro/expenses" "work/ex/beta-1.38-1/sources/1.37.0/gh/zaynetro/expenses"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/zaynetro/expenses'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zaynetro/expenses" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zaynetro/expenses"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zaynetro/expenses'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 64ccaceb3d12f625b94a68c632d4132134738e3e
[INFO] sha for GitHub repo zaynetro/expenses: 64ccaceb3d12f625b94a68c632d4132134738e3e
[INFO] validating manifest of zaynetro/expenses 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 zaynetro/expenses 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 zaynetro/expenses
[INFO] finished frobbing zaynetro/expenses
[INFO] frobbed toml for zaynetro/expenses written to work/ex/beta-1.38-1/sources/1.37.0/gh/zaynetro/expenses/Cargo.toml
[INFO] started frobbing zaynetro/expenses
[INFO] finished frobbing zaynetro/expenses
[INFO] frobbed toml for zaynetro/expenses written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zaynetro/expenses/Cargo.toml
[INFO] crate zaynetro/expenses 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]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing zaynetro/expenses against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zaynetro/expenses:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 7ce6af03963cc4ab4b5639789107647f332af21262c6d398993a7e2704d2f34f
[INFO] running `"docker" "start" "-a" "7ce6af03963cc4ab4b5639789107647f332af21262c6d398993a7e2704d2f34f"`
[INFO] [stderr]    Compiling expenses v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/account.rs:43:35
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn print(&self, out: &mut io::Write) -> io::Result<()> {
[INFO] [stderr]    |                                   ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/account.rs:53:41
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn print_short(&self, out: &mut io::Write) -> io::Result<()> {
[INFO] [stderr]    |                                         ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/parse.rs:7:24
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn parse(out: &mut io::Write, file_path: &str) -> io::Result<Account> {
[INFO] [stderr]   |                        ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/recurrent.rs:38:24
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn print(out: &mut io::Write, account: &Account) -> io::Result<()> {
[INFO] [stderr]    |                        ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:32:23
[INFO] [stderr]    |
[INFO] [stderr] 32 | fn expenses(out: &mut io::Write, file_paths: Vec<String>) -> io::Result<()> {
[INFO] [stderr]    |                       ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:50:30
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn expenses_single(out: &mut io::Write, file_path: &str) -> io::Result<Summary> {
[INFO] [stderr]    |                              ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:73:38
[INFO] [stderr]    |
[INFO] [stderr] 73 | fn print_section_separator(out: &mut io::Write) -> io::Result<()> {
[INFO] [stderr]    |                                      ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:78:36
[INFO] [stderr]    |
[INFO] [stderr] 78 | fn print_account_details(out: &mut io::Write, account: &Account) -> io::Result<()> {
[INFO] [stderr]    |                                    ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:92:36
[INFO] [stderr]    |
[INFO] [stderr] 92 | fn print_summary_account(out: &mut io::Write, account: &Account) -> io::Result<Summary> {
[INFO] [stderr]    |                                    ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:104:28
[INFO] [stderr]     |
[INFO] [stderr] 104 | fn print_summary(out: &mut io::Write, summary: &Summary) -> io::Result<()> {
[INFO] [stderr]     |                            ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:114:27
[INFO] [stderr]     |
[INFO] [stderr] 114 | fn print_months(out: &mut io::Write, account: &Account) -> io::Result<()> {
[INFO] [stderr]     |                           ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `"docker" "inspect" "7ce6af03963cc4ab4b5639789107647f332af21262c6d398993a7e2704d2f34f"`
[INFO] running `"docker" "rm" "-f" "7ce6af03963cc4ab4b5639789107647f332af21262c6d398993a7e2704d2f34f"`
[INFO] [stdout] 7ce6af03963cc4ab4b5639789107647f332af21262c6d398993a7e2704d2f34f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zaynetro/expenses:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2fba9f2f4535c8bbb61a8bc2b762c7e7d37d736a4081bb7ec6e5a955633c5409
[INFO] running `"docker" "start" "-a" "2fba9f2f4535c8bbb61a8bc2b762c7e7d37d736a4081bb7ec6e5a955633c5409"`
[INFO] [stderr]    Compiling expenses v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/account.rs:43:35
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn print(&self, out: &mut io::Write) -> io::Result<()> {
[INFO] [stderr]    |                                   ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/account.rs:53:41
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn print_short(&self, out: &mut io::Write) -> io::Result<()> {
[INFO] [stderr]    |                                         ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/parse.rs:7:24
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn parse(out: &mut io::Write, file_path: &str) -> io::Result<Account> {
[INFO] [stderr]   |                        ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/recurrent.rs:38:24
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn print(out: &mut io::Write, account: &Account) -> io::Result<()> {
[INFO] [stderr]    |                        ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:32:23
[INFO] [stderr]    |
[INFO] [stderr] 32 | fn expenses(out: &mut io::Write, file_paths: Vec<String>) -> io::Result<()> {
[INFO] [stderr]    |                       ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:50:30
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn expenses_single(out: &mut io::Write, file_path: &str) -> io::Result<Summary> {
[INFO] [stderr]    |                              ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:73:38
[INFO] [stderr]    |
[INFO] [stderr] 73 | fn print_section_separator(out: &mut io::Write) -> io::Result<()> {
[INFO] [stderr]    |                                      ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:78:36
[INFO] [stderr]    |
[INFO] [stderr] 78 | fn print_account_details(out: &mut io::Write, account: &Account) -> io::Result<()> {
[INFO] [stderr]    |                                    ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:92:36
[INFO] [stderr]    |
[INFO] [stderr] 92 | fn print_summary_account(out: &mut io::Write, account: &Account) -> io::Result<Summary> {
[INFO] [stderr]    |                                    ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:104:28
[INFO] [stderr]     |
[INFO] [stderr] 104 | fn print_summary(out: &mut io::Write, summary: &Summary) -> io::Result<()> {
[INFO] [stderr]     |                            ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:114:27
[INFO] [stderr]     |
[INFO] [stderr] 114 | fn print_months(out: &mut io::Write, account: &Account) -> io::Result<()> {
[INFO] [stderr]     |                           ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `"docker" "inspect" "2fba9f2f4535c8bbb61a8bc2b762c7e7d37d736a4081bb7ec6e5a955633c5409"`
[INFO] running `"docker" "rm" "-f" "2fba9f2f4535c8bbb61a8bc2b762c7e7d37d736a4081bb7ec6e5a955633c5409"`
[INFO] [stdout] 2fba9f2f4535c8bbb61a8bc2b762c7e7d37d736a4081bb7ec6e5a955633c5409
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zaynetro/expenses:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 53bbf9bab1a042da2af36e7208c44eecb0635e981abb50df17d798442ac7b37f
[INFO] running `"docker" "start" "-a" "53bbf9bab1a042da2af36e7208c44eecb0635e981abb50df17d798442ac7b37f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/expenses-eeec09652be4595d
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::empty_file ... ok
[INFO] [stdout] test tests::one_month_one_account ... ok
[INFO] [stdout] test tests::one_month_two_accounts ... 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" "53bbf9bab1a042da2af36e7208c44eecb0635e981abb50df17d798442ac7b37f"`
[INFO] running `"docker" "rm" "-f" "53bbf9bab1a042da2af36e7208c44eecb0635e981abb50df17d798442ac7b37f"`
[INFO] [stdout] 53bbf9bab1a042da2af36e7208c44eecb0635e981abb50df17d798442ac7b37f