[INFO] cloning repository https://github.com/PlacidFireball/csci460-homework3-rust-project
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PlacidFireball/csci460-homework3-rust-project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPlacidFireball%2Fcsci460-homework3-rust-project", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPlacidFireball%2Fcsci460-homework3-rust-project'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eef4071802fc2b1f49475c3be70e1f8d4349a7b7
[INFO] testing PlacidFireball/csci460-homework3-rust-project against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPlacidFireball%2Fcsci460-homework3-rust-project" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PlacidFireball/csci460-homework3-rust-project on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PlacidFireball/csci460-homework3-rust-project
[INFO] finished tweaking git repo https://github.com/PlacidFireball/csci460-homework3-rust-project
[INFO] tweaked toml for git repo https://github.com/PlacidFireball/csci460-homework3-rust-project written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/PlacidFireball/csci460-homework3-rust-project already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ead3eba40a279e61eb7026108c33db058857aac1ef4ec7c08647c6e85cc8c7c
[INFO] running `Command { std: "docker" "start" "-a" "3ead3eba40a279e61eb7026108c33db058857aac1ef4ec7c08647c6e85cc8c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ead3eba40a279e61eb7026108c33db058857aac1ef4ec7c08647c6e85cc8c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ead3eba40a279e61eb7026108c33db058857aac1ef4ec7c08647c6e85cc8c7c", kill_on_drop: false }`
[INFO] [stdout] 3ead3eba40a279e61eb7026108c33db058857aac1ef4ec7c08647c6e85cc8c7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05737ea95b57945e571d77fa67342c2cdc72df143c964d1361cfbfcc2aaf3920
[INFO] running `Command { std: "docker" "start" "-a" "05737ea95b57945e571d77fa67342c2cdc72df143c964d1361cfbfcc2aaf3920", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling csci460-homework3-rust-project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:131:21
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 for i in 0..self.progress {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:138:21
[INFO] [stdout]     |
[INFO] [stdout] 138 |                 for i in 0..self.progress {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:145:21
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 for i in 0..self.progress {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "05737ea95b57945e571d77fa67342c2cdc72df143c964d1361cfbfcc2aaf3920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05737ea95b57945e571d77fa67342c2cdc72df143c964d1361cfbfcc2aaf3920", kill_on_drop: false }`
[INFO] [stdout] 05737ea95b57945e571d77fa67342c2cdc72df143c964d1361cfbfcc2aaf3920
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46420a33b29a761497d2adf4622492a6cc0b79851b13e75d4abe57c512cd3a8d
[INFO] running `Command { std: "docker" "start" "-a" "46420a33b29a761497d2adf4622492a6cc0b79851b13e75d4abe57c512cd3a8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling csci460-homework3-rust-project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:131:21
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 for i in 0..self.progress {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:138:21
[INFO] [stdout]     |
[INFO] [stdout] 138 |                 for i in 0..self.progress {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:145:21
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 for i in 0..self.progress {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "46420a33b29a761497d2adf4622492a6cc0b79851b13e75d4abe57c512cd3a8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46420a33b29a761497d2adf4622492a6cc0b79851b13e75d4abe57c512cd3a8d", kill_on_drop: false }`
[INFO] [stdout] 46420a33b29a761497d2adf4622492a6cc0b79851b13e75d4abe57c512cd3a8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ac5cd61623d910592acc9558edd7a45d668be7ded92e7981cec2f72975ee61d9
[INFO] running `Command { std: "docker" "start" "-a" "ac5cd61623d910592acc9558edd7a45d668be7ded92e7981cec2f72975ee61d9", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:131:21
[INFO] [stderr]     |
[INFO] [stderr] 131 |                 for i in 0..self.progress {
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:138:21
[INFO] [stderr]     |
[INFO] [stderr] 138 |                 for i in 0..self.progress {
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:145:21
[INFO] [stderr]     |
[INFO] [stderr] 145 |                 for i in 0..self.progress {
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: `csci460-homework3-rust-project` (bin "csci460-homework3-rust-project" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/csci460_homework3_rust_project-d5be62f1651c2b04)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ac5cd61623d910592acc9558edd7a45d668be7ded92e7981cec2f72975ee61d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac5cd61623d910592acc9558edd7a45d668be7ded92e7981cec2f72975ee61d9", kill_on_drop: false }`
[INFO] [stdout] ac5cd61623d910592acc9558edd7a45d668be7ded92e7981cec2f72975ee61d9