[INFO] cloning repository https://github.com/Alalit1/SkillRoots
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Alalit1/SkillRoots" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlalit1%2FSkillRoots", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlalit1%2FSkillRoots'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86c16c57c14d9ab8f8d66c6dd2e9b0caee29eec3
[INFO] checking Alalit1/SkillRoots against master#ab1d2444533d829e2d5cff6634cd3c70de6d7103 for pr-147841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlalit1%2FSkillRoots" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Alalit1/SkillRoots
[INFO] finished tweaking git repo https://github.com/Alalit1/SkillRoots
[INFO] tweaked toml for git repo https://github.com/Alalit1/SkillRoots written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Alalit1/SkillRoots on toolchain ab1d2444533d829e2d5cff6634cd3c70de6d7103
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab1d2444533d829e2d5cff6634cd3c70de6d7103" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Alalit1/SkillRoots already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab1d2444533d829e2d5cff6634cd3c70de6d7103" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded find-msvc-tools v0.1.2
[INFO] [stderr]   Downloaded cmk v0.1.2
[INFO] [stderr]   Downloaded cc v1.2.38
[INFO] [stderr]   Downloaded fltk v1.5.14
[INFO] [stderr]   Downloaded fltk-sys v1.5.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ab1d2444533d829e2d5cff6634cd3c70de6d7103" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1278c88ab9ae5c18b5db5a7923795cd093f7b43a581bb23f57e4c6c46a4ecf94
[INFO] running `Command { std: "docker" "start" "-a" "1278c88ab9ae5c18b5db5a7923795cd093f7b43a581bb23f57e4c6c46a4ecf94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1278c88ab9ae5c18b5db5a7923795cd093f7b43a581bb23f57e4c6c46a4ecf94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1278c88ab9ae5c18b5db5a7923795cd093f7b43a581bb23f57e4c6c46a4ecf94", kill_on_drop: false }`
[INFO] [stdout] 1278c88ab9ae5c18b5db5a7923795cd093f7b43a581bb23f57e4c6c46a4ecf94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ab1d2444533d829e2d5cff6634cd3c70de6d7103" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84ee3d4d2be8de6f68db3328e48ef027132797040c9044f707120db0eaea9a4e
[INFO] running `Command { std: "docker" "start" "-a" "84ee3d4d2be8de6f68db3328e48ef027132797040c9044f707120db0eaea9a4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-msvc-tools v0.1.2
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking ttf-parser v0.25.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling cc v1.2.38
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling fltk-sys v1.5.14
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking fltk v1.5.14
[INFO] [stderr]     Checking SkillRoots v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `ganerate_tasks` is never used
[INFO] [stdout]   --> src/mathworks.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn ganerate_tasks(difficulty: u8){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ganerate_tasks` is never used
[INFO] [stdout]   --> src/mathworks.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn ganerate_tasks(difficulty: u8){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "84ee3d4d2be8de6f68db3328e48ef027132797040c9044f707120db0eaea9a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84ee3d4d2be8de6f68db3328e48ef027132797040c9044f707120db0eaea9a4e", kill_on_drop: false }`
[INFO] [stdout] 84ee3d4d2be8de6f68db3328e48ef027132797040c9044f707120db0eaea9a4e
