[INFO] cloning repository https://github.com/hawkrives/gobbldygook-examine-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hawkrives/gobbldygook-examine-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhawkrives%2Fgobbldygook-examine-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhawkrives%2Fgobbldygook-examine-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bb0ec2f7e310796cdd2ceaed265e8370430acd8e
[INFO] checking hawkrives/gobbldygook-examine-rust against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhawkrives%2Fgobbldygook-examine-rust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hawkrives/gobbldygook-examine-rust on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hawkrives/gobbldygook-examine-rust
[INFO] finished tweaking git repo https://github.com/hawkrives/gobbldygook-examine-rust
[INFO] tweaked toml for git repo https://github.com/hawkrives/gobbldygook-examine-rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/hawkrives/gobbldygook-examine-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2e5f7d2369ca83f2350096fade9c485c11f22749a0d97f2c173061b767d88ac7
[INFO] running `Command { std: "docker" "start" "-a" "2e5f7d2369ca83f2350096fade9c485c11f22749a0d97f2c173061b767d88ac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e5f7d2369ca83f2350096fade9c485c11f22749a0d97f2c173061b767d88ac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e5f7d2369ca83f2350096fade9c485c11f22749a0d97f2c173061b767d88ac7", kill_on_drop: false }`
[INFO] [stdout] 2e5f7d2369ca83f2350096fade9c485c11f22749a0d97f2c173061b767d88ac7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c649232fa0ad8defec395b82b572e15510473de9fb3eb9a130fa980097e7fa2
[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" "1c649232fa0ad8defec395b82b572e15510473de9fb3eb9a130fa980097e7fa2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking serde_yaml v0.8.5
[INFO] [stderr]     Checking ordered-float v1.0.1
[INFO] [stderr]     Checking serde_json v1.0.32
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.15.9
[INFO] [stderr]    Compiling structopt-derive v0.2.12
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]     Checking structopt v0.2.12
[INFO] [stderr]     Checking gobbldygook-examine-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `CourseExpression` should have a snake case name
[INFO] [stdout]   --> src/expression/course.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let CourseExpression = FullCourse {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `course_expression`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `CourseExpression` should have a snake case name
[INFO] [stdout]   --> src/expression/course.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let CourseExpression = FullCourse {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `course_expression`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.93s
[INFO] running `Command { std: "docker" "inspect" "1c649232fa0ad8defec395b82b572e15510473de9fb3eb9a130fa980097e7fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c649232fa0ad8defec395b82b572e15510473de9fb3eb9a130fa980097e7fa2", kill_on_drop: false }`
[INFO] [stdout] 1c649232fa0ad8defec395b82b572e15510473de9fb3eb9a130fa980097e7fa2