[INFO] updating cached repository shaver/stf-planner
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/shaver/stf-planner
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/shaver/stf-planner" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/shaver/stf-planner"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/shaver/stf-planner'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/shaver/stf-planner" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/shaver/stf-planner"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/shaver/stf-planner'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 071db182eb054ba8ed30a808130df8c9269f4dbd
[INFO] sha for GitHub repo shaver/stf-planner: 071db182eb054ba8ed30a808130df8c9269f4dbd
[INFO] validating manifest of shaver/stf-planner on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of shaver/stf-planner on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing shaver/stf-planner
[INFO] finished frobbing shaver/stf-planner
[INFO] frobbed toml for shaver/stf-planner written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/shaver/stf-planner/Cargo.toml
[INFO] started frobbing shaver/stf-planner
[INFO] finished frobbing shaver/stf-planner
[INFO] frobbed toml for shaver/stf-planner written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/shaver/stf-planner/Cargo.toml
[INFO] crate shaver/stf-planner already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking shaver/stf-planner against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-0/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/shaver/stf-planner:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 511e20c69533a027c139719b7c2f9874e1024e3ccc05368b391db41d4b71a20e
[INFO] running `"docker" "start" "-a" "511e20c69533a027c139719b7c2f9874e1024e3ccc05368b391db41d4b71a20e"`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking csv v1.0.6
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]     Checking stf-data v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: type alias is never used: `ShipComponentMap`
[INFO] [stderr]   --> src/ships.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub type ShipComponentMap = HashMap<String, ShipComponent>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_csv_reader`
[INFO] [stderr]   --> src/ships.rs:40:1
[INFO] [stderr]    |
[INFO] [stderr] 40 | fn make_csv_reader<T: std::io::Read>(rdr: T) -> csv::Reader<T> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `load_ship_components_from_reader`
[INFO] [stderr]   --> src/ships.rs:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn load_ship_components_from_reader<T: std::io::Read>(rdr: T) -> Result<ShipComponentMap, csv::Error> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `load_ship_components`
[INFO] [stderr]   --> src/ships.rs:56:1
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub fn load_ship_components(components_file: &str) -> Result<ShipComponentMap, std::io::Error> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `load_ship_components`
[INFO] [stderr]   --> src/ships.rs:56:1
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub fn load_ship_components(components_file: &str) -> Result<ShipComponentMap, std::io::Error> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.85s
[INFO] running `"docker" "inspect" "511e20c69533a027c139719b7c2f9874e1024e3ccc05368b391db41d4b71a20e"`
[INFO] running `"docker" "rm" "-f" "511e20c69533a027c139719b7c2f9874e1024e3ccc05368b391db41d4b71a20e"`
[INFO] [stdout] 511e20c69533a027c139719b7c2f9874e1024e3ccc05368b391db41d4b71a20e