[INFO] updating cached repository https://github.com/lporter6/school-carpool-project [INFO] running `"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"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 44ae7329398738413c04f2407b6389a23be2b7b6 [INFO] checking lporter6/school-carpool-project against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flporter6%2Fschool-carpool-project" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lporter6/school-carpool-project on toolchain b61e69433951e31f7bd746e22f516a48ad41623b [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/lporter6/school-carpool-project [INFO] finished tweaking git repo https://github.com/lporter6/school-carpool-project [INFO] tweaked toml for git repo https://github.com/lporter6/school-carpool-project written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/lporter6/school-carpool-project already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "/opt/rustwide/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 68c69b1b056b61cb9628f54ff33c81e96a7f49610c51b84e7f8f312bba534f45 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "68c69b1b056b61cb9628f54ff33c81e96a7f49610c51b84e7f8f312bba534f45"` [INFO] [stderr] Compiling serde v1.0.78 [INFO] [stderr] Checking serde_json v1.0.27 [INFO] [stderr] Checking school-carpool-project v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: value assigned to `name` is never read [INFO] [stderr] --> src/data/mod.rs:15:17 [INFO] [stderr] | [INFO] [stderr] 15 | let mut name = String::from(""); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Student` [INFO] [stderr] --> src/data/mod.rs:33:1 [INFO] [stderr] | [INFO] [stderr] 33 | struct Student { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `Grade` [INFO] [stderr] --> src/data/mod.rs:41:1 [INFO] [stderr] | [INFO] [stderr] 41 | enum Grade { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Scores` [INFO] [stderr] --> src/data/mod.rs:57:1 [INFO] [stderr] | [INFO] [stderr] 57 | struct Scores{ [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Table` [INFO] [stderr] --> src/data/mod.rs:60:1 [INFO] [stderr] | [INFO] [stderr] 60 | struct Table { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `ClassScore` [INFO] [stderr] --> src/data/mod.rs:64:1 [INFO] [stderr] | [INFO] [stderr] 64 | struct ClassScore{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Category` [INFO] [stderr] --> src/data/mod.rs:68:1 [INFO] [stderr] | [INFO] [stderr] 68 | struct Category{ [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/data/mod.rs:74:5 [INFO] [stderr] | [INFO] [stderr] 74 | pub fn new(years: Vec