[INFO] updating cached repository OtterCode/population-sim
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/OtterCode/population-sim
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/OtterCode/population-sim" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/OtterCode/population-sim"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/OtterCode/population-sim'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/OtterCode/population-sim" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/OtterCode/population-sim"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/OtterCode/population-sim'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8908d5e208f712de10ce51ada4819450824d4773
[INFO] sha for GitHub repo OtterCode/population-sim: 8908d5e208f712de10ce51ada4819450824d4773
[INFO] validating manifest of OtterCode/population-sim on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of OtterCode/population-sim on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing OtterCode/population-sim
[INFO] finished frobbing OtterCode/population-sim
[INFO] frobbed toml for OtterCode/population-sim written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/OtterCode/population-sim/Cargo.toml
[INFO] started frobbing OtterCode/population-sim
[INFO] finished frobbing OtterCode/population-sim
[INFO] frobbed toml for OtterCode/population-sim written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/OtterCode/population-sim/Cargo.toml
[INFO] crate OtterCode/population-sim already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking OtterCode/population-sim against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-1/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/OtterCode/population-sim:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4aaf89dd9ecabd9173c927f19e1289f17509601484788e54628d1829a570d4d4
[INFO] running `"docker" "start" "-a" "4aaf89dd9ecabd9173c927f19e1289f17509601484788e54628d1829a570d4d4"`
[INFO] [stderr]    Compiling webview-sys v0.1.0
[INFO] [stderr]     Checking serde_yaml v0.7.4
[INFO] [stderr]     Checking web-view v0.2.1
[INFO] [stderr]     Checking pop_sim v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/population/cohort/heligman_pollard.rs:16:32
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: `#[test]` attribute is only allowed on non associated functions
[INFO] [stderr]   --> src/skew_normal.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 | /     fn domain (extent: f32, resolution: u16) -> Vec<f32> {
[INFO] [stderr] 55 | |         let res = resolution as f32;
[INFO] [stderr] 56 | |         let length = (extent * 2.0 * res + 1.0) as usize;
[INFO] [stderr] 57 | |
[INFO] [stderr] 58 | |         (0..length).map(|x| ((x as f32)/res) - extent.abs() ).collect()
[INFO] [stderr] 59 | |
[INFO] [stderr] 60 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `pop_sim`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused variable: `consequences`
[INFO] [stderr]   --> src/population/attributes.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn advance_year(&self, consequences: &HashMap<&str, Consequence>) -> (AttributeData, Consequence) {
[INFO] [stderr]    |                            ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_consequences`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `advance_year`
[INFO] [stderr]   --> src/population/attributes.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn advance_year(&self, consequences: &HashMap<&str, Consequence>) -> (AttributeData, Consequence) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Consequence`
[INFO] [stderr]   --> src/population/attributes.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | struct Consequence {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "4aaf89dd9ecabd9173c927f19e1289f17509601484788e54628d1829a570d4d4"`
[INFO] running `"docker" "rm" "-f" "4aaf89dd9ecabd9173c927f19e1289f17509601484788e54628d1829a570d4d4"`
[INFO] [stdout] 4aaf89dd9ecabd9173c927f19e1289f17509601484788e54628d1829a570d4d4