[INFO] updating cached repository https://github.com/bellps/rust-course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7beb37000c4c7ae04176916cb3bf94d3e712d4da
[INFO] checking bellps/rust-course/7beb37000c4c7ae04176916cb3bf94d3e712d4da against master#f8192ba0d00bbbc58a10c45823ba010e98ea4474 for pr-130531
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbellps%2Frust-course" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bellps/rust-course on toolchain f8192ba0d00bbbc58a10c45823ba010e98ea4474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8192ba0d00bbbc58a10c45823ba010e98ea4474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bellps/rust-course
[INFO] finished tweaking git repo https://github.com/bellps/rust-course
[INFO] tweaked toml for git repo https://github.com/bellps/rust-course written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bellps/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" "+f8192ba0d00bbbc58a10c45823ba010e98ea4474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f8192ba0d00bbbc58a10c45823ba010e98ea4474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc37f682161649c6762c56c69606931d3ec2c0ec5795ff89de7ae15aaa03e8bb
[INFO] running `Command { std: "docker" "start" "-a" "dc37f682161649c6762c56c69606931d3ec2c0ec5795ff89de7ae15aaa03e8bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc37f682161649c6762c56c69606931d3ec2c0ec5795ff89de7ae15aaa03e8bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc37f682161649c6762c56c69606931d3ec2c0ec5795ff89de7ae15aaa03e8bb", kill_on_drop: false }`
[INFO] [stdout] dc37f682161649c6762c56c69606931d3ec2c0ec5795ff89de7ae15aaa03e8bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f8192ba0d00bbbc58a10c45823ba010e98ea4474" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5a9b05f8e0054e5f53be2be24fedddbe51944c6a6e709a38a4862fcb4e47377
[INFO] running `Command { std: "docker" "start" "-a" "b5a9b05f8e0054e5f53be2be24fedddbe51944c6a6e709a38a4862fcb4e47377", kill_on_drop: false }`
[INFO] [stderr]     Checking curso-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Bright` is never constructed
[INFO] [stdout]  --> src/bin/ownership_ex.rs:2:3
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Light {
[INFO] [stdout]   |      ----- variant in this enum
[INFO] [stdout] 2 |   Bright,
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `NotThatSweet` and `Orange` are never constructed
[INFO] [stdout]  --> src/bin/a8.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum DrinkFlavor {
[INFO] [stdout]   |      ----------- variants in this enum
[INFO] [stdout] 2 |   Sweet,
[INFO] [stdout] 3 |   NotThatSweet,
[INFO] [stdout]   |   ^^^^^^^^^^^^
[INFO] [stdout] 4 |   Orange,
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Pink`, `Blue`, `Yellow`, and `Brown` are never constructed
[INFO] [stdout]  --> src/bin/a7.rs:2:3
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Color {
[INFO] [stdout]   |      ----- variants in this enum
[INFO] [stdout] 2 |   Pink,
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 3 |   Blue,
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 4 |   Yellow,
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout] 5 |   Brown,
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `NotThatSweet` and `Orange` are never constructed
[INFO] [stdout]  --> src/bin/a8.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum DrinkFlavor {
[INFO] [stdout]   |      ----------- variants in this enum
[INFO] [stdout] 2 |   Sweet,
[INFO] [stdout] 3 |   NotThatSweet,
[INFO] [stdout]   |   ^^^^^^^^^^^^
[INFO] [stdout] 4 |   Orange,
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Blue`, `Yellow`, and `Green` are never constructed
[INFO] [stdout]  --> src/bin/a12.rs:2:3
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Color {
[INFO] [stdout]   |      ----- variants in this enum
[INFO] [stdout] 2 |   Blue,
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 3 |   Yellow,
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout] 4 |   Green,
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Pink`, `Blue`, `Yellow`, and `Brown` are never constructed
[INFO] [stdout]  --> src/bin/a7.rs:2:3
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Color {
[INFO] [stdout]   |      ----- variants in this enum
[INFO] [stdout] 2 |   Pink,
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 3 |   Blue,
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 4 |   Yellow,
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout] 5 |   Brown,
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Blue`, `Yellow`, and `Green` are never constructed
[INFO] [stdout]  --> src/bin/a12.rs:2:3
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Color {
[INFO] [stdout]   |      ----- variants in this enum
[INFO] [stdout] 2 |   Blue,
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 3 |   Yellow,
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout] 4 |   Green,
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Bright` is never constructed
[INFO] [stdout]  --> src/bin/ownership_ex.rs:2:3
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Light {
[INFO] [stdout]   |      ----- variant in this enum
[INFO] [stdout] 2 |   Bright,
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "b5a9b05f8e0054e5f53be2be24fedddbe51944c6a6e709a38a4862fcb4e47377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5a9b05f8e0054e5f53be2be24fedddbe51944c6a6e709a38a4862fcb4e47377", kill_on_drop: false }`
[INFO] [stdout] b5a9b05f8e0054e5f53be2be24fedddbe51944c6a6e709a38a4862fcb4e47377