[INFO] updating cached repository harski/todo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/harski/todo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/harski/todo" "work/ex/beta-1.38-1/sources/1.37.0/gh/harski/todo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/harski/todo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/harski/todo" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/harski/todo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/harski/todo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 274bf41ddc3b383f2310da61e236d5c42325f229
[INFO] sha for GitHub repo harski/todo: 274bf41ddc3b383f2310da61e236d5c42325f229
[INFO] validating manifest of harski/todo 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 harski/todo 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 harski/todo
[INFO] finished frobbing harski/todo
[INFO] frobbed toml for harski/todo written to work/ex/beta-1.38-1/sources/1.37.0/gh/harski/todo/Cargo.toml
[INFO] started frobbing harski/todo
[INFO] finished frobbing harski/todo
[INFO] frobbed toml for harski/todo written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/harski/todo/Cargo.toml
[INFO] crate harski/todo 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/harski/todo/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[INFO] the lockfile is outdated, regenerating it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 harski/todo 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-5/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/harski/todo:/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] ce47145f0e6c48024a75c3d6fe9e9de1d96b8f0c887330fb88ee15238201f694
[INFO] running `"docker" "start" "-a" "ce47145f0e6c48024a75c3d6fe9e9de1d96b8f0c887330fb88ee15238201f694"`
[INFO] [stderr]    Compiling todo v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/todo_item.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | / macro_rules! try_opt(
[INFO] [stderr] 19 | |     ($e:expr) => (match $e { Some(e) => e, None => return None })
[INFO] [stderr] 20 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/opt.rs:33:34
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let mut todo_dir = match env::home_dir() {
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `kind`
[INFO] [stderr]   --> src/error.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     kind: TodoErrorKind,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Parse`
[INFO] [stderr]   --> src/error.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     Parse
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.53s
[INFO] running `"docker" "inspect" "ce47145f0e6c48024a75c3d6fe9e9de1d96b8f0c887330fb88ee15238201f694"`
[INFO] running `"docker" "rm" "-f" "ce47145f0e6c48024a75c3d6fe9e9de1d96b8f0c887330fb88ee15238201f694"`
[INFO] [stdout] ce47145f0e6c48024a75c3d6fe9e9de1d96b8f0c887330fb88ee15238201f694
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/harski/todo:/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] 1f3c508b111b92c63833bccb7600e3fd44799e49222842eab38e22b0a39662ce
[INFO] running `"docker" "start" "-a" "1f3c508b111b92c63833bccb7600e3fd44799e49222842eab38e22b0a39662ce"`
[INFO] [stderr]    Compiling todo v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/todo_item.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | / macro_rules! try_opt(
[INFO] [stderr] 19 | |     ($e:expr) => (match $e { Some(e) => e, None => return None })
[INFO] [stderr] 20 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/opt.rs:33:34
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let mut todo_dir = match env::home_dir() {
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `kind`
[INFO] [stderr]   --> src/error.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     kind: TodoErrorKind,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Parse`
[INFO] [stderr]   --> src/error.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     Parse
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "1f3c508b111b92c63833bccb7600e3fd44799e49222842eab38e22b0a39662ce"`
[INFO] running `"docker" "rm" "-f" "1f3c508b111b92c63833bccb7600e3fd44799e49222842eab38e22b0a39662ce"`
[INFO] [stdout] 1f3c508b111b92c63833bccb7600e3fd44799e49222842eab38e22b0a39662ce
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/harski/todo:/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] e2a24d6b6861f3b7e33571b175207f24d79f835047918ddd875aedfd9bb6b9f2
[INFO] running `"docker" "start" "-a" "e2a24d6b6861f3b7e33571b175207f24d79f835047918ddd875aedfd9bb6b9f2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/todo-be8a0b0ff34e92b4
[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" "e2a24d6b6861f3b7e33571b175207f24d79f835047918ddd875aedfd9bb6b9f2"`
[INFO] running `"docker" "rm" "-f" "e2a24d6b6861f3b7e33571b175207f24d79f835047918ddd875aedfd9bb6b9f2"`
[INFO] [stdout] e2a24d6b6861f3b7e33571b175207f24d79f835047918ddd875aedfd9bb6b9f2