[INFO] updating cached repository romatthe/TinyDB
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/romatthe/TinyDB
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/romatthe/TinyDB" "work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/romatthe/TinyDB"`
[INFO] [stderr] Cloning into 'work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/romatthe/TinyDB'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/romatthe/TinyDB" "work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/romatthe/TinyDB"`
[INFO] [stderr] Cloning into 'work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/romatthe/TinyDB'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 204e73e64eb0ea174d06e8010b0f8cf8197d7e3e
[INFO] sha for GitHub repo romatthe/TinyDB: 204e73e64eb0ea174d06e8010b0f8cf8197d7e3e
[INFO] validating manifest of romatthe/TinyDB on toolchain master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of romatthe/TinyDB on toolchain try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing romatthe/TinyDB
[INFO] finished frobbing romatthe/TinyDB
[INFO] frobbed toml for romatthe/TinyDB written to work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/romatthe/TinyDB/Cargo.toml
[INFO] started frobbing romatthe/TinyDB
[INFO] finished frobbing romatthe/TinyDB
[INFO] frobbed toml for romatthe/TinyDB written to work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/romatthe/TinyDB/Cargo.toml
[INFO] crate romatthe/TinyDB has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking romatthe/TinyDB against try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0 for pr-57321
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57321/worker-7/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/romatthe/TinyDB:/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=forbid" "-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" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b2ebe3e1271a8f687fa21dcc72ba6cde3f5f450fb85365889bbbddcf13209d2f
[INFO] running `"docker" "start" "-a" "b2ebe3e1271a8f687fa21dcc72ba6cde3f5f450fb85365889bbbddcf13209d2f"`
[INFO] [stderr]    Compiling cc v1.0.9
[INFO] [stderr]    Compiling serde v1.0.34
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]    Compiling url v1.7.0
[INFO] [stderr]     Checking regex v0.2.10
[INFO] [stderr]    Compiling cmake v0.1.29
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]     Checking env_logger v0.5.6
[INFO] [stderr]    Compiling libgit2-sys v0.6.19
[INFO] [stderr]    Compiling toml v0.4.5
[INFO] [stderr]    Compiling git2 v0.6.11
[INFO] [stderr]     Checking built v0.2.3
[INFO] [stderr]    Compiling tinydb v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     run_repl();
[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] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     run_repl();
[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 1m 13s
[INFO] running `"docker" "inspect" "b2ebe3e1271a8f687fa21dcc72ba6cde3f5f450fb85365889bbbddcf13209d2f"`
[INFO] running `"docker" "rm" "-f" "b2ebe3e1271a8f687fa21dcc72ba6cde3f5f450fb85365889bbbddcf13209d2f"`
[INFO] [stdout] b2ebe3e1271a8f687fa21dcc72ba6cde3f5f450fb85365889bbbddcf13209d2f