[INFO] updating cached repository https://github.com/TuckerBMorgan/SchoolWork
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97df5ff5f56c77aec1f608ce93098c7fa85f797a
[INFO] checking TuckerBMorgan/SchoolWork against try#22dd2dd1dc07f63ae9394352d412f020d2985684 for pr-74627
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuckerBMorgan%2FSchoolWork" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TuckerBMorgan/SchoolWork on toolchain 22dd2dd1dc07f63ae9394352d412f020d2985684
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TuckerBMorgan/SchoolWork
[INFO] finished tweaking git repo https://github.com/TuckerBMorgan/SchoolWork
[INFO] tweaked toml for git repo https://github.com/TuckerBMorgan/SchoolWork written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/TuckerBMorgan/SchoolWork already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b6f1dc3be58f4fafd308ecd4b8f84cc72f96a7198c17d01386d3329a87bb0fc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1b6f1dc3be58f4fafd308ecd4b8f84cc72f96a7198c17d01386d3329a87bb0fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b6f1dc3be58f4fafd308ecd4b8f84cc72f96a7198c17d01386d3329a87bb0fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b6f1dc3be58f4fafd308ecd4b8f84cc72f96a7198c17d01386d3329a87bb0fc", kill_on_drop: false }`
[INFO] [stdout] 1b6f1dc3be58f4fafd308ecd4b8f84cc72f96a7198c17d01386d3329a87bb0fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61952c259b5df4c1a1e68f946ef6f19b9d7efbf6ac294751153d6dad3948933b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "61952c259b5df4c1a1e68f946ef6f19b9d7efbf6ac294751153d6dad3948933b", kill_on_drop: false }`
[INFO] [stderr]     Checking scopeguard v0.3.2
[INFO] [stderr]     Checking either v1.2.0
[INFO] [stderr]     Checking lazy_static v0.2.9
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking num-rational v0.1.39
[INFO] [stderr]     Checking png v0.10.0
[INFO] [stderr]     Checking coco v0.1.1
[INFO] [stderr]     Checking rayon-core v1.2.1
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]     Checking image v0.16.0
[INFO] [stderr]     Checking lab1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |     let mut fill : Vec<Vec2Float> = vec![
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |     let mut fill : Vec<Vec2Float> = vec![
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.30s
[INFO] running `Command { std: "docker" "inspect" "61952c259b5df4c1a1e68f946ef6f19b9d7efbf6ac294751153d6dad3948933b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61952c259b5df4c1a1e68f946ef6f19b9d7efbf6ac294751153d6dad3948933b", kill_on_drop: false }`
[INFO] [stdout] 61952c259b5df4c1a1e68f946ef6f19b9d7efbf6ac294751153d6dad3948933b