[INFO] updating cached repository frvannes16/pom
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/frvannes16/pom
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/frvannes16/pom" "work/ex/beta-1.38-1/sources/1.37.0/gh/frvannes16/pom"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/frvannes16/pom'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/frvannes16/pom" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/frvannes16/pom"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/frvannes16/pom'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 02ab722b0552954c8254b3e9709e58681afaa32d
[INFO] sha for GitHub repo frvannes16/pom: 02ab722b0552954c8254b3e9709e58681afaa32d
[INFO] validating manifest of frvannes16/pom 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 frvannes16/pom 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 frvannes16/pom
[INFO] finished frobbing frvannes16/pom
[INFO] frobbed toml for frvannes16/pom written to work/ex/beta-1.38-1/sources/1.37.0/gh/frvannes16/pom/Cargo.toml
[INFO] started frobbing frvannes16/pom
[INFO] finished frobbing frvannes16/pom
[INFO] frobbed toml for frvannes16/pom written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/frvannes16/pom/Cargo.toml
[INFO] crate frvannes16/pom 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 frvannes16/pom 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-2/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/frvannes16/pom:/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] e3fdf535aba9ad144e5213c036dc12ddddc0b3c104bc669aeb051167be0dfe78
[INFO] running `"docker" "start" "-a" "e3fdf535aba9ad144e5213c036dc12ddddc0b3c104bc669aeb051167be0dfe78"`
[INFO] [stderr]    Compiling clap v2.27.1
[INFO] [stderr]    Compiling serde_yaml v0.7.3
[INFO] [stderr]    Compiling serde_derive_internals v0.18.1
[INFO] [stderr]    Compiling serde_derive v1.0.25
[INFO] [stderr]    Compiling pomodoro v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: constant item is never used: `POM_LOG_FILE`
[INFO] [stderr]   --> src/manager.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | const POM_LOG_FILE: &str      = "pom.log";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `POM_CSV_FILE`
[INFO] [stderr]   --> src/manager.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | const POM_CSV_FILE: &str      = "pom.csv";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/manager.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     settings_yaml.write_all(serialized_settings.as_bytes());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.31s
[INFO] running `"docker" "inspect" "e3fdf535aba9ad144e5213c036dc12ddddc0b3c104bc669aeb051167be0dfe78"`
[INFO] running `"docker" "rm" "-f" "e3fdf535aba9ad144e5213c036dc12ddddc0b3c104bc669aeb051167be0dfe78"`
[INFO] [stdout] e3fdf535aba9ad144e5213c036dc12ddddc0b3c104bc669aeb051167be0dfe78
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/frvannes16/pom:/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] 7918c93e65c51079d13c5f68ea765ea12812c2f0192508f35efaba917bc7af7d
[INFO] running `"docker" "start" "-a" "7918c93e65c51079d13c5f68ea765ea12812c2f0192508f35efaba917bc7af7d"`
[INFO] [stderr]    Compiling pomodoro v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: constant item is never used: `POM_LOG_FILE`
[INFO] [stderr]   --> src/manager.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | const POM_LOG_FILE: &str      = "pom.log";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `POM_CSV_FILE`
[INFO] [stderr]   --> src/manager.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | const POM_CSV_FILE: &str      = "pom.csv";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/manager.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     settings_yaml.write_all(serialized_settings.as_bytes());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "7918c93e65c51079d13c5f68ea765ea12812c2f0192508f35efaba917bc7af7d"`
[INFO] running `"docker" "rm" "-f" "7918c93e65c51079d13c5f68ea765ea12812c2f0192508f35efaba917bc7af7d"`
[INFO] [stdout] 7918c93e65c51079d13c5f68ea765ea12812c2f0192508f35efaba917bc7af7d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/frvannes16/pom:/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] e2f21d8b0f7b983d65a33dd7e9f649ee29a0cd606630d36449018135ea8df97d
[INFO] running `"docker" "start" "-a" "e2f21d8b0f7b983d65a33dd7e9f649ee29a0cd606630d36449018135ea8df97d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pomodoro-32e0d121400b806d
[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" "e2f21d8b0f7b983d65a33dd7e9f649ee29a0cd606630d36449018135ea8df97d"`
[INFO] running `"docker" "rm" "-f" "e2f21d8b0f7b983d65a33dd7e9f649ee29a0cd606630d36449018135ea8df97d"`
[INFO] [stdout] e2f21d8b0f7b983d65a33dd7e9f649ee29a0cd606630d36449018135ea8df97d