[INFO] cloning repository https://github.com/JuanTorres93/stencil-filler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JuanTorres93/stencil-filler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJuanTorres93%2Fstencil-filler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJuanTorres93%2Fstencil-filler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7e44827423ec775b4f4bb44727f063b32e9662a
[INFO] checking JuanTorres93/stencil-filler against try#1c5262aa6c045a581fb974488793f09ed51fc498 for pr-78376
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJuanTorres93%2Fstencil-filler" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JuanTorres93/stencil-filler on toolchain 1c5262aa6c045a581fb974488793f09ed51fc498
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JuanTorres93/stencil-filler
[INFO] finished tweaking git repo https://github.com/JuanTorres93/stencil-filler
[INFO] tweaked toml for git repo https://github.com/JuanTorres93/stencil-filler written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/JuanTorres93/stencil-filler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded home v0.5.3
[INFO] [stderr]   Downloaded clap v2.27.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "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] 4b917aabf61c29c510e2c526fc61bf1058cd5c416a5f85b47b6d5e4c556d3cfa
[INFO] running `Command { std: "docker" "start" "-a" "4b917aabf61c29c510e2c526fc61bf1058cd5c416a5f85b47b6d5e4c556d3cfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b917aabf61c29c510e2c526fc61bf1058cd5c416a5f85b47b6d5e4c556d3cfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b917aabf61c29c510e2c526fc61bf1058cd5c416a5f85b47b6d5e4c556d3cfa", kill_on_drop: false }`
[INFO] [stdout] 4b917aabf61c29c510e2c526fc61bf1058cd5c416a5f85b47b6d5e4c556d3cfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] f04b88993fb8f716aefe676fd47db97ea5f3ed1c07f561f4f38bccbae6a98fcc
[INFO] running `Command { std: "docker" "start" "-a" "f04b88993fb8f716aefe676fd47db97ea5f3ed1c07f561f4f38bccbae6a98fcc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.27.1
[INFO] [stderr]     Checking stencil-filler v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `create_directory`
[INFO] [stdout]   --> src/file_system.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn create_directory(dirname: &String) -> Result<(), String>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `path_exists`
[INFO] [stdout]   --> src/file_system.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn path_exists(path: &String) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_directory`
[INFO] [stdout]   --> src/file_system.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn create_directory(dirname: &String) -> Result<(), String>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `path_exists`
[INFO] [stdout]   --> src/file_system.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn path_exists(path: &String) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.82s
[INFO] running `Command { std: "docker" "inspect" "f04b88993fb8f716aefe676fd47db97ea5f3ed1c07f561f4f38bccbae6a98fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f04b88993fb8f716aefe676fd47db97ea5f3ed1c07f561f4f38bccbae6a98fcc", kill_on_drop: false }`
[INFO] [stdout] f04b88993fb8f716aefe676fd47db97ea5f3ed1c07f561f4f38bccbae6a98fcc