[INFO] updating cached repository RobinMcNally/LandbaseOptimizer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/RobinMcNally/LandbaseOptimizer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/RobinMcNally/LandbaseOptimizer" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/RobinMcNally/LandbaseOptimizer"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/RobinMcNally/LandbaseOptimizer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/RobinMcNally/LandbaseOptimizer" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/RobinMcNally/LandbaseOptimizer"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/RobinMcNally/LandbaseOptimizer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 17664a450a6d2e6ccf1ebefbf8b7b93c8a4e7d05
[INFO] sha for GitHub repo RobinMcNally/LandbaseOptimizer: 17664a450a6d2e6ccf1ebefbf8b7b93c8a4e7d05
[INFO] validating manifest of RobinMcNally/LandbaseOptimizer 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 RobinMcNally/LandbaseOptimizer 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 RobinMcNally/LandbaseOptimizer
[INFO] finished frobbing RobinMcNally/LandbaseOptimizer
[INFO] frobbed toml for RobinMcNally/LandbaseOptimizer written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/RobinMcNally/LandbaseOptimizer/Cargo.toml
[INFO] started frobbing RobinMcNally/LandbaseOptimizer
[INFO] finished frobbing RobinMcNally/LandbaseOptimizer
[INFO] frobbed toml for RobinMcNally/LandbaseOptimizer written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/RobinMcNally/LandbaseOptimizer/Cargo.toml
[INFO] crate RobinMcNally/LandbaseOptimizer 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] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/RobinMcNally/LandbaseOptimizer/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 RobinMcNally/LandbaseOptimizer against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/RobinMcNally/LandbaseOptimizer:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4996d0c07d7ac9c5f6141b0cc9ce88b8e7b1e958b9b4d9e5b92006a82ea051dd
[INFO] running `"docker" "start" "-a" "4996d0c07d7ac9c5f6141b0cc9ce88b8e7b1e958b9b4d9e5b92006a82ea051dd"`
[INFO] [stderr]     Checking landbase_optimizer v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `cardcolorfitness`
[INFO] [stderr]  --> src/support/genetic.rs:3:24
[INFO] [stderr]   |
[INFO] [stderr] 3 | use support::fitness::{cardcolorfitness, cardcolorfitnesssum};
[INFO] [stderr]   |                        ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand`
[INFO] [stderr]  --> src/support/fitness.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rand;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `IndependentSample`, `Range`
[INFO] [stderr]  --> src/support/fitness.rs:3:27
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::distributions::{IndependentSample, Range};
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cardcolorfitness`
[INFO] [stderr]  --> src/support/genetic.rs:3:24
[INFO] [stderr]   |
[INFO] [stderr] 3 | use support::fitness::{cardcolorfitness, cardcolorfitnesssum};
[INFO] [stderr]   |                        ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand`
[INFO] [stderr]  --> src/support/fitness.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rand;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `IndependentSample`, `Range`
[INFO] [stderr]  --> src/support/fitness.rs:3:27
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::distributions::{IndependentSample, Range};
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "4996d0c07d7ac9c5f6141b0cc9ce88b8e7b1e958b9b4d9e5b92006a82ea051dd"`
[INFO] running `"docker" "rm" "-f" "4996d0c07d7ac9c5f6141b0cc9ce88b8e7b1e958b9b4d9e5b92006a82ea051dd"`
[INFO] [stdout] 4996d0c07d7ac9c5f6141b0cc9ce88b8e7b1e958b9b4d9e5b92006a82ea051dd