[INFO] updating cached repository LevitatingOrange/circular-family-tree
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/LevitatingOrange/circular-family-tree
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/LevitatingOrange/circular-family-tree" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/LevitatingOrange/circular-family-tree"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/LevitatingOrange/circular-family-tree'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/LevitatingOrange/circular-family-tree" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/LevitatingOrange/circular-family-tree"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/LevitatingOrange/circular-family-tree'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c871ee0258fd3152d0d39642ec8db74bc436a56c
[INFO] sha for GitHub repo LevitatingOrange/circular-family-tree: c871ee0258fd3152d0d39642ec8db74bc436a56c
[INFO] validating manifest of LevitatingOrange/circular-family-tree 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 LevitatingOrange/circular-family-tree 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 LevitatingOrange/circular-family-tree
[INFO] finished frobbing LevitatingOrange/circular-family-tree
[INFO] frobbed toml for LevitatingOrange/circular-family-tree written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/LevitatingOrange/circular-family-tree/Cargo.toml
[INFO] started frobbing LevitatingOrange/circular-family-tree
[INFO] finished frobbing LevitatingOrange/circular-family-tree
[INFO] frobbed toml for LevitatingOrange/circular-family-tree written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/LevitatingOrange/circular-family-tree/Cargo.toml
[INFO] crate LevitatingOrange/circular-family-tree 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking LevitatingOrange/circular-family-tree against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/LevitatingOrange/circular-family-tree:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] dd3d23c12bf3798bc2eb1dafd7379b7e700c8093073197466ebd8d300e30ec7a
[INFO] running `"docker" "start" "-a" "dd3d23c12bf3798bc2eb1dafd7379b7e700c8093073197466ebd8d300e30ec7a"`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]     Checking svg v0.5.12
[INFO] [stderr]     Checking memchr v2.1.3
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking docopt v1.0.2
[INFO] [stderr]     Checking circular-family-tree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: structure field `arg_FILE` should have a snake case name
[INFO] [stderr]   --> src/main.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     arg_FILE: String,
[INFO] [stderr]    |     ^^^^^^^^ help: convert the identifier to snake case: `arg_file`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `arg_RADIUS` should have a snake case name
[INFO] [stderr]   --> src/main.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     arg_RADIUS: f64,
[INFO] [stderr]    |     ^^^^^^^^^^ help: convert the identifier to snake case: `arg_radius`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `arg_DEPTH` should have a snake case name
[INFO] [stderr]   --> src/main.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     arg_DEPTH: u32,
[INFO] [stderr]    |     ^^^^^^^^^ help: convert the identifier to snake case: `arg_depth`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `arg_FILE` should have a snake case name
[INFO] [stderr]   --> src/main.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     arg_FILE: String,
[INFO] [stderr]    |     ^^^^^^^^ help: convert the identifier to snake case: `arg_file`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `arg_RADIUS` should have a snake case name
[INFO] [stderr]   --> src/main.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     arg_RADIUS: f64,
[INFO] [stderr]    |     ^^^^^^^^^^ help: convert the identifier to snake case: `arg_radius`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `arg_DEPTH` should have a snake case name
[INFO] [stderr]   --> src/main.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     arg_DEPTH: u32,
[INFO] [stderr]    |     ^^^^^^^^^ help: convert the identifier to snake case: `arg_depth`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.17s
[INFO] running `"docker" "inspect" "dd3d23c12bf3798bc2eb1dafd7379b7e700c8093073197466ebd8d300e30ec7a"`
[INFO] running `"docker" "rm" "-f" "dd3d23c12bf3798bc2eb1dafd7379b7e700c8093073197466ebd8d300e30ec7a"`
[INFO] [stdout] dd3d23c12bf3798bc2eb1dafd7379b7e700c8093073197466ebd8d300e30ec7a