[INFO] crate vegas-rs 0.1.0 is already in cache
[INFO] extracting crate vegas-rs 0.1.0 into work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/vegas-rs/0.1.0
[INFO] extracting crate vegas-rs 0.1.0 into work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/vegas-rs/0.1.0
[INFO] validating manifest of vegas-rs-0.1.0 on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of vegas-rs-0.1.0 on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing vegas-rs-0.1.0
[INFO] finished frobbing vegas-rs-0.1.0
[INFO] frobbed toml for vegas-rs-0.1.0 written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/vegas-rs/0.1.0/Cargo.toml
[INFO] started frobbing vegas-rs-0.1.0
[INFO] finished frobbing vegas-rs-0.1.0
[INFO] frobbed toml for vegas-rs-0.1.0 written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/vegas-rs/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking vegas-rs-0.1.0 against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/vegas-rs/0.1.0:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 623551f34c02dd945ea75ac273c1c8eeb36923d5a8a66cac18546b5f394c22cb
[INFO] running `"docker" "start" "-a" "623551f34c02dd945ea75ac273c1c8eeb36923d5a8a66cac18546b5f394c22cb"`
[INFO] [stderr]     Checking vegas-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `state::StateConstructors`
[INFO] [stderr]  --> src/vegas/integrator.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use state::StateConstructors;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Locator`
[INFO] [stderr]    --> src/vegas/lattice.rs:367:1
[INFO] [stderr]     |
[INFO] [stderr] 367 | struct Locator {
[INFO] [stderr]     | ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `locate`
[INFO] [stderr]    --> src/vegas/lattice.rs:377:5
[INFO] [stderr]     |
[INFO] [stderr] 377 |     fn locate(&self, site: &Site) -> Option<(f64, f64, f64)> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `for_cubic`
[INFO] [stderr]    --> src/vegas/lattice.rs:396:5
[INFO] [stderr]     |
[INFO] [stderr] 396 |     pub fn for_cubic(a: f64) -> Locator {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `state::StateConstructors`
[INFO] [stderr]  --> src/vegas/integrator.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use state::StateConstructors;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Locator`
[INFO] [stderr]    --> src/vegas/lattice.rs:367:1
[INFO] [stderr]     |
[INFO] [stderr] 367 | struct Locator {
[INFO] [stderr]     | ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `locate`
[INFO] [stderr]    --> src/vegas/lattice.rs:377:5
[INFO] [stderr]     |
[INFO] [stderr] 377 |     fn locate(&self, site: &Site) -> Option<(f64, f64, f64)> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `for_cubic`
[INFO] [stderr]    --> src/vegas/lattice.rs:396:5
[INFO] [stderr]     |
[INFO] [stderr] 396 |     pub fn for_cubic(a: f64) -> Locator {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `"docker" "inspect" "623551f34c02dd945ea75ac273c1c8eeb36923d5a8a66cac18546b5f394c22cb"`
[INFO] running `"docker" "rm" "-f" "623551f34c02dd945ea75ac273c1c8eeb36923d5a8a66cac18546b5f394c22cb"`
[INFO] [stdout] 623551f34c02dd945ea75ac273c1c8eeb36923d5a8a66cac18546b5f394c22cb