[INFO] cloning repository https://github.com/Overz/rust-exercicios
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Overz/rust-exercicios" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOverz%2Frust-exercicios", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOverz%2Frust-exercicios'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca481f788a9c2520197f2de6032a1ae0efac86d1
[INFO] checking Overz/rust-exercicios against try#d7b15db413fd2070daa09a2c5b7f2ab38417429f for pr-144544
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOverz%2Frust-exercicios" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Overz/rust-exercicios
[INFO] finished tweaking git repo https://github.com/Overz/rust-exercicios
[INFO] tweaked toml for git repo https://github.com/Overz/rust-exercicios written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Overz/rust-exercicios on toolchain d7b15db413fd2070daa09a2c5b7f2ab38417429f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7b15db413fd2070daa09a2c5b7f2ab38417429f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Overz/rust-exercicios 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" "+d7b15db413fd2070daa09a2c5b7f2ab38417429f" "fetch" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+d7b15db413fd2070daa09a2c5b7f2ab38417429f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2ea31a7c5a79aad6c0f6d43a452203328eab3be99483e2cff661d552f183640
[INFO] running `Command { std: "docker" "start" "-a" "f2ea31a7c5a79aad6c0f6d43a452203328eab3be99483e2cff661d552f183640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2ea31a7c5a79aad6c0f6d43a452203328eab3be99483e2cff661d552f183640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2ea31a7c5a79aad6c0f6d43a452203328eab3be99483e2cff661d552f183640", kill_on_drop: false }`
[INFO] [stdout] f2ea31a7c5a79aad6c0f6d43a452203328eab3be99483e2cff661d552f183640
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+d7b15db413fd2070daa09a2c5b7f2ab38417429f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bede68bdd7c5271ef09dfbb4936aee7881eb04734aaff7ce1557e550b98cc927
[INFO] running `Command { std: "docker" "start" "-a" "bede68bdd7c5271ef09dfbb4936aee7881eb04734aaff7ce1557e550b98cc927", kill_on_drop: false }`
[INFO] [stderr]     Checking exercicios v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]   --> src/sessao_1/closure.rs:17:33
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let mut add_to_num = move |x| num += x;
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: did you mean to capture by reference instead?
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_1` is never used
[INFO] [stdout]  --> src/sessao_1/closure.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn run_1() {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_2` is never used
[INFO] [stdout]   --> src/sessao_1/closure.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn run_2() {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]   --> src/sessao_1/closure.rs:17:33
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let mut add_to_num = move |x| num += x;
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: did you mean to capture by reference instead?
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "bede68bdd7c5271ef09dfbb4936aee7881eb04734aaff7ce1557e550b98cc927", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bede68bdd7c5271ef09dfbb4936aee7881eb04734aaff7ce1557e550b98cc927", kill_on_drop: false }`
[INFO] [stdout] bede68bdd7c5271ef09dfbb4936aee7881eb04734aaff7ce1557e550b98cc927