[INFO] cloning repository https://github.com/andresdrew02/Rust-Course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andresdrew02/Rust-Course" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandresdrew02%2FRust-Course", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandresdrew02%2FRust-Course'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 421a8bebe6b905b140c86f6cbfddd9feeb2a390e
[INFO] testing andresdrew02/Rust-Course/421a8bebe6b905b140c86f6cbfddd9feeb2a390e against 1.86.0 for beta-1.87-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandresdrew02%2FRust-Course" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andresdrew02/Rust-Course on toolchain 1.86.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andresdrew02/Rust-Course
[INFO] finished tweaking git repo https://github.com/andresdrew02/Rust-Course
[INFO] tweaked toml for git repo https://github.com/andresdrew02/Rust-Course written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/andresdrew02/Rust-Course 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" "+1.86.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 094d4d391cec94136b27be35919a40e9a08f31aee6080739b2280c80a71d953e
[INFO] running `Command { std: "docker" "start" "-a" "094d4d391cec94136b27be35919a40e9a08f31aee6080739b2280c80a71d953e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "094d4d391cec94136b27be35919a40e9a08f31aee6080739b2280c80a71d953e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "094d4d391cec94136b27be35919a40e9a08f31aee6080739b2280c80a71d953e", kill_on_drop: false }`
[INFO] [stdout] 094d4d391cec94136b27be35919a40e9a08f31aee6080739b2280c80a71d953e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 878a65ec7b76a3eea9034ea8a011ba9cdfb0a4d971da5591a8f24205e50c9698
[INFO] running `Command { std: "docker" "start" "-a" "878a65ec7b76a3eea9034ea8a011ba9cdfb0a4d971da5591a8f24205e50c9698", kill_on_drop: false }`
[INFO] [stderr]    Compiling crash_course v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Manager` and `Supervisor` are never constructed
[INFO] [stdout]  --> src/exercises/copy.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Position {
[INFO] [stdout]   |      -------- variants in this enum
[INFO] [stdout] 3 |     Manager,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 4 |     Supervisor,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Position` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `position` and `work_hours` are never read
[INFO] [stdout]   --> src/exercises/copy.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | struct Employee {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 10 |     position: Position,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 11 |     work_hours: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Employee` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Blue` is never constructed
[INFO] [stdout]  --> src/exercises/demo.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Color {
[INFO] [stdout]   |      ----- variant in this enum
[INFO] [stdout] 3 |     Red,
[INFO] [stdout] 4 |     Blue,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "878a65ec7b76a3eea9034ea8a011ba9cdfb0a4d971da5591a8f24205e50c9698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "878a65ec7b76a3eea9034ea8a011ba9cdfb0a4d971da5591a8f24205e50c9698", kill_on_drop: false }`
[INFO] [stdout] 878a65ec7b76a3eea9034ea8a011ba9cdfb0a4d971da5591a8f24205e50c9698
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc4a3af9e4e3c8e252398f5ccebb3252f5e55006a7f8ea51c5fcae90cf34a2dd
[INFO] running `Command { std: "docker" "start" "-a" "cc4a3af9e4e3c8e252398f5ccebb3252f5e55006a7f8ea51c5fcae90cf34a2dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling crash_course v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Manager` and `Supervisor` are never constructed
[INFO] [stdout]  --> src/exercises/copy.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Position {
[INFO] [stdout]   |      -------- variants in this enum
[INFO] [stdout] 3 |     Manager,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 4 |     Supervisor,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Position` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `position` and `work_hours` are never read
[INFO] [stdout]   --> src/exercises/copy.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | struct Employee {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 10 |     position: Position,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 11 |     work_hours: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Employee` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Blue` is never constructed
[INFO] [stdout]  --> src/exercises/demo.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum Color {
[INFO] [stdout]   |      ----- variant in this enum
[INFO] [stdout] 3 |     Red,
[INFO] [stdout] 4 |     Blue,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "cc4a3af9e4e3c8e252398f5ccebb3252f5e55006a7f8ea51c5fcae90cf34a2dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc4a3af9e4e3c8e252398f5ccebb3252f5e55006a7f8ea51c5fcae90cf34a2dd", kill_on_drop: false }`
[INFO] [stdout] cc4a3af9e4e3c8e252398f5ccebb3252f5e55006a7f8ea51c5fcae90cf34a2dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 802496ee1679d0cb15835f534d2ea44bf7187c53e3a8489f24792e9c68804a01
[INFO] running `Command { std: "docker" "start" "-a" "802496ee1679d0cb15835f534d2ea44bf7187c53e3a8489f24792e9c68804a01", kill_on_drop: false }`
[INFO] [stderr] warning: variants `Manager` and `Supervisor` are never constructed
[INFO] [stderr]  --> src/exercises/copy.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | enum Position {
[INFO] [stderr]   |      -------- variants in this enum
[INFO] [stderr] 3 |     Manager,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 4 |     Supervisor,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Position` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `position` and `work_hours` are never read
[INFO] [stderr]   --> src/exercises/copy.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 9  | struct Employee {
[INFO] [stderr]    |        -------- fields in this struct
[INFO] [stderr] 10 |     position: Position,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 11 |     work_hours: u32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Employee` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Blue` is never constructed
[INFO] [stderr]  --> src/exercises/demo.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | enum Color {
[INFO] [stderr]   |      ----- variant in this enum
[INFO] [stderr] 3 |     Red,
[INFO] [stderr] 4 |     Blue,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `crash_course` (bin "crash_course" test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/crash_course-c9e77f62d01e0924)
[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" "802496ee1679d0cb15835f534d2ea44bf7187c53e3a8489f24792e9c68804a01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "802496ee1679d0cb15835f534d2ea44bf7187c53e3a8489f24792e9c68804a01", kill_on_drop: false }`
[INFO] [stdout] 802496ee1679d0cb15835f534d2ea44bf7187c53e3a8489f24792e9c68804a01