[INFO] updating cached repository SlartiTron/legend
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/SlartiTron/legend
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/SlartiTron/legend" "work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/SlartiTron/legend"`
[INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/SlartiTron/legend'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/SlartiTron/legend" "work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/SlartiTron/legend"`
[INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/SlartiTron/legend'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f12c9e4673b6de40eccb1d9d94da805e5494158a
[INFO] sha for GitHub repo SlartiTron/legend: f12c9e4673b6de40eccb1d9d94da805e5494158a
[INFO] validating manifest of SlartiTron/legend on toolchain master#1891bfa80364eead426517c68de6947b7692e2de
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of SlartiTron/legend on toolchain try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing SlartiTron/legend
[INFO] finished frobbing SlartiTron/legend
[INFO] frobbed toml for SlartiTron/legend written to work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/SlartiTron/legend/Cargo.toml
[INFO] started frobbing SlartiTron/legend
[INFO] finished frobbing SlartiTron/legend
[INFO] frobbed toml for SlartiTron/legend written to work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/SlartiTron/legend/Cargo.toml
[INFO] crate SlartiTron/legend already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/SlartiTron/legend/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" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking SlartiTron/legend against try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a for pr-60261
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60261/worker-3/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/SlartiTron/legend:/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" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 49d9cabaaa76231b1751892f4be16d5c90e2845d39c52c8bcb657a816f4c4fcd
[INFO] running `"docker" "start" "-a" "49d9cabaaa76231b1751892f4be16d5c90e2845d39c52c8bcb657a816f4c4fcd"`
[INFO] [stderr]     Checking legend v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `ecs::component::Component`
[INFO] [stderr]  --> src/ecs/world.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ecs::component::Component;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ecs::system::System`
[INFO] [stderr]  --> src/ecs/world.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ecs::system::System;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ecs::component::Component`
[INFO] [stderr]  --> src/ecs/system.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ecs::component::Component;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashSet`
[INFO] [stderr]  --> src/ecs/system.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::HashSet;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `World`
[INFO] [stderr]  --> src/ecs/world.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct World;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Entity`
[INFO] [stderr]   --> src/ecs/component.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | type Entity = usize;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ComponentStore`
[INFO] [stderr]   --> src/ecs/component.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct ComponentStore<C: Component> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/ecs/component.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ecs::component::Component`
[INFO] [stderr]  --> src/ecs/world.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ecs::component::Component;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ecs::system::System`
[INFO] [stderr]  --> src/ecs/world.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ecs::system::System;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ecs::component::Component`
[INFO] [stderr]  --> src/ecs/system.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ecs::component::Component;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashSet`
[INFO] [stderr]  --> src/ecs/system.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::HashSet;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `World`
[INFO] [stderr]  --> src/ecs/world.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct World;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Entity`
[INFO] [stderr]   --> src/ecs/component.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | type Entity = usize;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ComponentStore`
[INFO] [stderr]   --> src/ecs/component.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct ComponentStore<C: Component> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/ecs/component.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "49d9cabaaa76231b1751892f4be16d5c90e2845d39c52c8bcb657a816f4c4fcd"`
[INFO] running `"docker" "rm" "-f" "49d9cabaaa76231b1751892f4be16d5c90e2845d39c52c8bcb657a816f4c4fcd"`
[INFO] [stdout] 49d9cabaaa76231b1751892f4be16d5c90e2845d39c52c8bcb657a816f4c4fcd